Cheap flights from Adelaide to Singapore from $322

ADL — SIN
1 Oct — 8 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Adelaide to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from Adelaide to Singapore

Mon 19/1007:15 -
1 stop13h 15m
Fri 30/1021:00 -
1 stop18h 45m
Deal found 28/8$694
Fri 6/1107:15 -
1 stop13h 15m
Fri 13/1121:00 -
1 stop11h 20m
Deal found 29/8$747
Tue 13/1021:45 -
1 stop22h 45m
Tue 20/1011:05 -
1 stop18h 25m
Deal found 31/8$751
Thu 15/1021:45 -
1 stop22h 45m
Mon 19/1011:05 -
1 stop18h 25m
Deal found 27/8$754
Mon 12/1007:15 -
1 stop13h 15m
Mon 19/1011:05 -
1 stop18h 25m
Deal found 28/8$759
Mon 19/1007:15 -
1 stop13h 15m
Sat 24/1011:05 -
1 stop20h 00m
Deal found 28/8$761
Wed 4/1106:15 -
1 stop14h 15m
Tue 24/1101:45 -
1 stop14h 00m
Deal found 29/8$773

Find flight deals from Adelaide to Singapore

Round-trip from

$662

One-way from

$322

Popular in

December

Cheapest in

May

Average price

$1,135

Good round-trip deal

$1,085 or less

Good one-way deal

$787 or less
Jetstar
  • Jetstar
  • 17/2-24/2
  • 2 total stops
  • 30h 05m total
  • Adelaide to Singapore
Jetstar
  • Jetstar
  • 21/10
  • 1 total stop
  • 13h 15m total
  • Adelaide to Singapore
Highest demand for flights based on searches. 16% potential increase in price ($293 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease ($68 potential savings vs. average return price).
Average for round-trip flights in September 2026
Price to beat on a round-trip flight from Adelaide to Singapore Changi.
Price to beat on a one-way flight from Adelaide to Singapore Changi.

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Adelaide to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AdelaideSingapore

ADL Adelaide - SIN Singapore Changi

ADLSIN

Adelaide

Wed 17/2

06:15-18:00

1 stop14h 15m

Singapore Changi

Wed 24/2

21:00-15:20

1 stop15h 50m

$662

AdelaideSingapore

ADL Adelaide - SIN Singapore Changi

ADLSIN

Adelaide

Sun 7/2

06:15-18:00

1 stop14h 15m

Singapore Changi

Mon 22/2

21:00-15:20

1 stop15h 50m

$667

AdelaideSingapore

ADL Adelaide - SIN Singapore Changi

ADLSIN

Adelaide

Tue 13/10

21:45-18:00

1 stop22h 45m

Singapore Changi

Tue 20/10

11:05-08:00

1 stop18h 25m

$755
Fastest return journey

AdelaideSingapore

ADL Adelaide - SIN Singapore Changi

ADLSIN

Adelaide

Sun 18/10

18:35-23:05

Nonstop7h 00m

Singapore Changi

Sat 24/10

08:20-17:20

Nonstop6h 30m

$973

AdelaideSingapore

ADL Adelaide - SIN Singapore Changi

ADLSIN

Adelaide

Sun 31/1

18:35-22:55

Nonstop6h 50m

Singapore Changi

Sun 7/2

08:05-17:20

Nonstop6h 45m

$980

AdelaideSingapore

ADL Adelaide - SIN Singapore Changi

ADLSIN

Adelaide

Sat 21/11

18:35-22:55

Nonstop6h 50m

Singapore Changi

Fri 4/12

08:05-17:20

Nonstop6h 45m

$981

AdelaideSingapore

ADL Adelaide - SIN Singapore Changi

ADLSIN

Adelaide

Sat 21/11

15:55-18:00

1 stop28h 35m

Singapore Changi

Fri 4/12

19:25-17:35

1 stop19h 40m

$1,057

AdelaideSingapore

ADL Adelaide - SIN Singapore Changi

ADLSIN

Adelaide

Thu 28/1

18:35-22:55

Nonstop6h 50m

Singapore Changi

Mon 15/2

00:25-12:40

1 stop9h 45m

$1,071

AdelaideSingapore

ADL Adelaide - SIN Singapore Changi

ADLSIN

Adelaide

Sat 21/11

06:15-15:55

1 stop12h 10m

Singapore Changi

Fri 4/12

23:40-19:00

1 stop16h 50m

$1,117

AdelaideSingapore

ADL Adelaide - SIN Singapore Changi

ADLSIN

Adelaide

Sun 8/11

18:35-22:55

Nonstop6h 50m

Singapore Changi

Sat 5/12

00:25-12:40

1 stop9h 45m

$1,128

Flights are sorted by cheapest return flights first.

Deals found on 29/8

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Adelaide to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Adelaide with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Adelaide to Singapore

How far ahead should I book a flight from Adelaide to Singapore?

To ensure you get the cheapest price possible for a flight from Adelaide to Singapore, you should look to book at least 45 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Adelaide to Singapore?

Currently, May is the cheapest month in which you can book a flight from Adelaide to Singapore (average of $842). Flying from Adelaide to Singapore in December is currently the most expensive (average of $1,556). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ADL to SIN?

When flying from Adelaide to Singapore, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Adelaide to Singapore?

Airfare is below average for this route at the moment.

Adelaide to Singapore flights typically cost between $927 and $1,326 in February.
The cheapest return price found within the last 5 days was $662 on Jetstar (17 Feb–24 Feb).

Reviews of airlines servicing Singapore

Check out reviews from past customers who have flown with Singapore Airlines,Qantas Airways, andMalaysia Airlines from Adelaide to Singapore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

8.1

Food

7.8

Overall

8.2

Crew

8.6

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.

Entertainment

8.1

Food

7.8

Overall

8.2

Crew

8.6

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.

Entertainment

8.1

Food

7.8

Overall

8.2

Crew

8.6

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.

Entertainment

8.1

Food

7.8

Overall

8.2

Crew

8.6

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.

Entertainment

8.1

Food

7.8

Overall

8.2

Crew

8.6

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.

Entertainment

8.1

Food

7.8

Overall

8.2

Crew

8.6

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.

Related info for your journey

  • What airports do I use to fly from Adelaide to Singapore?

    If you book a flight from Adelaide to Singapore, you will be flying from Adelaide to Changi. Flights to Singapore Changi (SIN) from Adelaide (ADL) take 6h 50m for a nonstop flight. There are 5 flights from Adelaide to Singapore per day from 6 airlines.

  • How popular is this Adelaide to Singapore flight route?

  • How long is the flight from Adelaide to Singapore?

    Jetstar and Singapore Airlines can get you from Adelaide to Singapore in just under 7h. Your travel time can differ by up to 7h 15m. There are 5399 km between Adelaide and Singapore. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Adelaide to Singapore round-trip?

    According to our current data, Jetstar ($284), Indonesia AirAsia ($288), and Malaysia Airlines ($599) offers the cheapest pricing from Adelaide to Singapore. Jetstar is currently priced 72% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Adelaide to Singapore one-way?

    The cheapest airline one-way is Indonesia AirAsia, with whom users have recently found tickets for as low as $248. However, be on the lookout for offers from Jetstar and Singapore Airlines, as they are both options that can get you from Adelaide to Singapore for a low price.

  • What are the most reliable airlines from Adelaide to Singapore?

    Before booking your flight to Singapore from Adelaide, have a look at the most reliable airlines to get you to your destination on time: Bangkok Airways (84%), ANA (84%), Turkish Airlines( 84%).

  • What are the cheapest flights from Adelaide to Singapore?

    While on average a flight from Adelaide to Singapore is generally $3,498, our data shows the cheapest flight currently is $597. When looking at the most popular route, (Adelaide - Singapore Changi), you can expect to pay $663 for that flight.

  • Can I find deals for flights from Adelaide to Singapore that include hotel bookings?

    Yes. In addition to deals on Adelaide to Singapore flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Adelaide to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Adelaide to Singapore.

  • Can I find deals for business class flights from Adelaide to Singapore?

    Yes. Cheapflights offers flight deals from Adelaide to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Adelaide to Singapore?

    Currently, May is the cheapest month in which you can book a flight from Adelaide to Singapore (average of $842). Flying from Adelaide to Singapore in December is currently the most expensive (average of $1,556). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Fly from Adelaide to Singapore on these airlines

Top 6 airlines flying from Adelaide to Singapore

AirlineCheapestAverageFlexibilityOn-time
JetstarCheapest$284Average$677FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
Indonesia AirAsiaCheapest$288Average$605FlexibilityNo cancel feeOn-timeN/A
Search Indonesia AirAsia flights
Malaysia AirlinesCheapest$599Average$786FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Qantas AirwaysCheapest$736Average$1,090FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest$738Average$1,109FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
EmiratesCheapest$1,354Average$1,570FlexibilityNo cancel feeOn-time75%
Search Emirates flights

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Adelaide to Singapore.

Can Cheapflights find flights from Adelaide to Singapore with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Adelaide to Singapore, users can toggle the no change fees filter when performing a flight search.

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