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Cheap flights from Cairns to Bangkok from $500

CNS — BKK
18 Sep — 25 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cairns to Bangkok

Enter your travel dates to find the best prices.

Cheapest flights from Cairns to Bangkok

Tue 8/918:15 -
1 stop26h 00m
Mon 14/912:15 -
1 stop25h 45m
Deal found 13/8$883
Wed 9/918:15 -
1 stop19h 45m
Mon 14/918:30 -
1 stop19h 30m
Deal found 17/8$920
Wed 9/909:40 -
1 stop13h 20m
Mon 14/919:55 -
2 stops47h 30m
Deal found 17/8$954
Thu 20/806:00 -
1 stop17h 00m
Wed 2/921:50 -
1 stop31h 50m
Deal found 13/8$1,031
Thu 20/806:00 -
1 stop17h 00m
Fri 11/919:55 -
2 stops34h 05m
Deal found 15/8$1,055
Fri 21/806:00 -
1 stop17h 00m
Sun 13/921:50 -
1 stop32h 10m
Deal found 15/8$1,058
Tue 10/1114:40 -
1 stop31h 20m
Tue 17/1120:15 -
2 stops19h 20m
Deal found 18/8$1,065
Tue 8/913:55 -
1 stop33h 05m
Mon 14/919:55 -
2 stops38h 45m
Deal found 13/8$1,066
Tue 10/1111:40 -
2 stops26h 55m
Tue 17/1106:50 -
2 stops22h 40m
Deal found 18/8$1,280
Thu 20/806:45 -
2 stops19h 30m
Fri 11/906:15 -
2 stops19h 15m
Deal found 15/8$1,535
Wed 26/819:00 -
2 stops24h 15m
Mon 7/906:15 -
2 stops19h 15m
Deal found 17/8$1,687
Sat 12/906:45 -
2 stops19h 30m
Sat 19/906:50 -
2 stops23h 55m
Deal found 15/8$1,780

Find flight deals from Cairns to Bangkok

Round-trip from

$883

One-way from

$500

Popular in

December

Cheapest in

March

Average price

$1,018
Singapore Airlines
  • Singapore Airlines
  • 8/9-14/9
  • 2 total stops
  • 51h 45m total
  • Cairns to Bangkok
Search Deals
16/9
  • 16/9
  • 2 total stops
  • 29h 45m total
  • Cairns to Bangkok
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($111 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($60 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

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

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Fly to

Route

Depart

Return

Price

Cheapest return flight

CairnsBangkok

CNS Cairns - BKK Bangkok Suvarnabhumi

CNSBKK

Cairns

Tue 8/9

18:15-17:15

1 stop26h 00m

Bangkok Suvarnabhumi

Mon 14/9

12:15-17:00

1 stop25h 45m

$883
Fastest return journey

CairnsBangkok

CNS Cairns - BKK Bangkok Suvarnabhumi

CNSBKK

Cairns

Wed 9/9

18:15-11:00

1 stop19h 45m

Bangkok Suvarnabhumi

Mon 14/9

18:30-17:00

1 stop19h 30m

$920

CairnsBangkok

CNS Cairns - BKK Bangkok Suvarnabhumi

CNSBKK

Cairns

Fri 21/8

09:20-20:00

1 stop13h 40m

Bangkok Suvarnabhumi

Sat 12/9

19:55-22:25

2 stops47h 30m

$1,094

CairnsBangkok

CNS Cairns - BKK Bangkok Suvarnabhumi

CNSBKK

Cairns

Tue 8/9

06:50-23:05

2 stops19h 15m

Bangkok Suvarnabhumi

Mon 14/9

14:15-13:40

2 stops20h 25m

$1,118

CairnsBangkok

CNS Cairns - BKK Bangkok Suvarnabhumi

CNSBKK

Cairns

Tue 10/11

18:05-16:00

2 stops48h 55m

Bangkok Suvarnabhumi

Tue 17/11

20:15-08:30

2 stops33h 15m

$1,148

CairnsBangkok

CNS Cairns - BKK Bangkok Suvarnabhumi

CNSBKK

Cairns

Sat 31/10

06:40-22:10

2 stops18h 30m

Bangkok Suvarnabhumi

Sun 1/11

11:50-22:35

2 stops31h 45m

$1,151

CairnsBangkok

CNS Cairns - BKK Bangkok Suvarnabhumi

CNSBKK

Cairns

Wed 30/9

06:00-20:00

1 stop17h 00m

Bangkok Suvarnabhumi

Wed 7/10

19:55-22:40

2 stops47h 45m

$1,166

CairnsBangkok

CNS Cairns - BKK Bangkok Suvarnabhumi

CNSBKK

Cairns

Tue 29/9

13:55-20:00

1 stop33h 05m

Bangkok Suvarnabhumi

Tue 6/10

15:45-22:25

2 stops27h 40m

$1,180

CairnsBangkok

CNS Cairns - BKK Bangkok Suvarnabhumi

CNSBKK

Cairns

Fri 21/8

06:00-20:00

1 stop17h 00m

Bangkok Suvarnabhumi

Sat 12/9

01:25-05:35

2 stops25h 10m

$1,211

CairnsBangkok

CNS Cairns - BKK Bangkok Suvarnabhumi

CNSBKK

Cairns

Fri 30/10

14:40-14:55

2 stops27h 15m

Bangkok Suvarnabhumi

Fri 6/11

21:25-22:10

1 stop21h 45m

$1,237

Flights are sorted by cheapest return flights first.

Deals found on 18/8

Showing 1-10 of 33 resultsSorted by cheapest first
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Best time to book a flight from Cairns to Bangkok

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

Cheapflights Insights

Everything you need to know about your flight from Cairns to Bangkok

What is the cheapest month to book a flight from Cairns to Bangkok?

Currently, March is the cheapest month in which you can book a flight from Cairns to Bangkok (average of $880). Flying from Cairns to Bangkok in December is currently the most expensive (average of $1,541). 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.

How much does it cost for a return flight from Cairns to Bangkok?

Airfare is below average for this route at the moment.
Cairns to Bangkok flights typically cost between $942 and $1,280 in September.
The cheapest return price found within the last 5 days was $883 on Singapore Airlines (8 Sept–14 Sept).

How far ahead should I book a flight from Cairns to Bangkok?

Booking 5 days in advance of your planned departure date is, on average, the best time to get cheap flights from Cairns to Bangkok. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Bangkok

See what other customers who have flown with Singapore Airlines,Cathay Pacific, andJetstar from Cairns to Bangkok have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Overall

8.2

Comfort

8.0

Entertainment

8.1

Boarding

8.3

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Singapore Airlines
8.2
Very Good
1,584 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Overall

8.2

Comfort

8.0

Entertainment

8.1

Boarding

8.3

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Cathay Pacific
7.6
Good
1,453 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Overall

8.2

Comfort

8.0

Entertainment

8.1

Boarding

8.3

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Jetstar
6.5
Okay
568 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Overall

8.2

Comfort

8.0

Entertainment

8.1

Boarding

8.3

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Related info for your journey

  • What airport do you fly from for flights from Cairns to Bangkok?

    Located just 4.4 km from the city centre, Cairns is the airport most travellers will use when flying to Bangkok from Cairns. Booking flights from Cairns (CNS) to Bangkok should be relatively easy as there are 0 daily outbound flights to Bangkok from 3 different airlines.

  • How long is the flight from Cairns to Bangkok?

    Singapore Airlines can get you from Cairns to Bangkok in just under 26h. Your travel time can differ by up to . There are 5995 km between Cairns and Bangkok.

  • What are the cheapest airlines flying from Cairns to Bangkok round-trip?

    Currently priced at $727, Singapore Airlines will fly you from Cairns to Bangkok and back. In addition to Singapore Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Jetstar and Cathay Pacific - these airlines can fly you to your destination from $776 and $847, respectively. You may be able to fly from Cairns to Bangkok for 33% less than the average price by searching for these airlines.

  • Can I find deals for flights from Cairns to Bangkok that include hotel bookings?

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

  • How can I find direct flights from Cairns to Bangkok?

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

  • Can I find deals for business class flights from Cairns to Bangkok?

    Yes. Cheapflights offers flight deals from Cairns to Bangkok 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 Cairns to Bangkok?

    Currently, March is the cheapest month in which you can book a flight from Cairns to Bangkok (average of $880). Flying from Cairns to Bangkok in December is currently the most expensive (average of $1,541). 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

Top 3 airlines flying from Cairns to Bangkok

AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$727Average$1,117FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
JetstarCheapest$776Average$984FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
Cathay PacificCheapest$847Average$1,403FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

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