Find flights
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to Adelaide from $1,185

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ADL
24 Aug — 31 Aug1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Adelaide are usually found in May or March, booked 37 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from Heathrow to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Adelaide (ADL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 August 2025.

Round-trip from

$1,889

One-way from

$1,185

Popular in

December

Cheapest in

May

Average price

$2,439
Qatar Airways
  • Qatar Airways
  • 29/8-22/9
  • 2 total stops
  • 47h 50m total
  • London to Adelaide
Search Deals
15/11
  • 15/11
  • 3 total stops
  • 34h 15m total
  • London to Adelaide
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($344 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($86 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Heathrow to Adelaide

Cheapest flights from Heathrow to Adelaide
Explore the most affordable flight options available from Heathrow to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2025.

Fri 29/808:30LHR - ADL
1 stop22h 50mQatar Airways
Mon 22/921:40ADL - LHR
1 stop25h 00mQatar Airways
Deal found 18/8$1,889
Thu 21/822:10LHR - ADL
2 stops30h 50mMultiple Airlines
Wed 12/1116:30ADL - LHR
2 stops36h 15mMultiple Airlines
Deal found 18/8$1,898
Wed 5/1120:35LHR - ADL
1 stop34h 15mSingapore Airlines
Wed 19/1110:15ADL - LHR
1 stop43h 25mSingapore Airlines
Deal found 17/8$1,908
Wed 10/1217:15LHR - ADL
2 stops54h 10mMultiple Airlines
Wed 28/111:40ADL - LHR
2 stops41h 05mMultiple Airlines
Deal found 16/8$1,917
Fri 14/1111:00LHR - ADL
2 stops33h 35mCathay Pacific
Mon 24/1112:35ADL - LHR
2 stops36h 55mCathay Pacific
Deal found 18/8$1,931
Wed 24/910:50LHR - ADL
1 stop20h 30mQatar Airways
Wed 8/1021:40ADL - LHR
1 stop26h 00mQatar Airways
Deal found 18/8$1,934
Tue 23/908:05LHR - ADL
1 stop23h 15mQatar Airways
Tue 4/1112:35ADL - LHR
2 stops34h 10mQatar Airways
Deal found 17/8$1,943
Mon 8/1221:30LHR - ADL
2 stops49h 55mChina Southern
Mon 29/1211:30ADL - LHR
1 stop41h 15mChina Southern
Deal found 17/8$1,954
Wed 10/910:50LHR - ADL
1 stop20h 30mQatar Airways
Wed 1/1021:40ADL - LHR
1 stop24h 10mQatar Airways
Deal found 17/8$1,955
Wed 10/1217:15LHR - ADL
2 stops54h 10mMultiple Airlines
Sun 18/118:20ADL - LHR
2 stops34h 25mMultiple Airlines
Deal found 17/8$1,960

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Adelaide that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 19 August 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Adelaide that are best for you.

Fly from

Heathrow

Fly to

Adelaide

Route

Depart

Return

Price

LondonAdelaide

LHR - ADL

LHRADL

London Heathrow

Fri 29/8

08:30-15:50

1 stop22h 50m

Adelaide

Mon 22/9

11:40-06:25

2 stops27h 15m

$1,889

LondonAdelaide

LHR - ADL

LHRADL

London Heathrow

Wed 5/11

20:35-17:20

1 stop34h 15m

Adelaide

Wed 19/11

10:15-19:10

1 stop43h 25m

$1,908

LondonAdelaide

LHR - ADL

LHRADL

London Heathrow

Fri 14/11

11:00-07:05

2 stops33h 35m

Adelaide

Mon 24/11

12:35-15:00

2 stops36h 55m

$1,931

LondonAdelaide

LHR - ADL

LHRADL

London Heathrow

Wed 24/9

10:50-15:50

1 stop20h 30m

Adelaide

Wed 8/10

12:40-06:25

2 stops27h 15m

$1,934

LondonAdelaide

LHR - ADL

LHRADL

London Heathrow

Tue 23/9

08:05-15:50

1 stop23h 15m

Adelaide

Tue 4/11

12:35-12:15

2 stops34h 10m

$1,943

LondonAdelaide

LHR - ADL

LHRADL

London Heathrow

Sun 2/11

22:00-22:15

2 stops37h 45m

Adelaide

Mon 17/11

16:50-18:15

2 stops35h 55m

$1,948

LondonAdelaide

LHR - ADL

LHRADL

London Heathrow

Wed 10/9

10:50-15:50

1 stop20h 30m

Adelaide

Wed 1/10

21:40-13:15

1 stop24h 05m

$1,951

LondonAdelaide

LHR - ADL

LHRADL

London Heathrow

Fri 14/11

08:40-17:05

1 stop21h 55m

Adelaide

Mon 24/11

22:00-12:15

1 stop24h 45m

$1,984

LondonAdelaide

LHR - ADL

LHRADL

London Heathrow

Sat 15/11

10:40-07:25

3 stops34h 15m

$1,185

LondonAdelaide

LHR - ADL

LHRADL

London Heathrow

Sat 20/9

22:05-07:00

2 stops48h 25m

$1,187

Flights are sorted by cheapest return flights first.

Deals found on 18/8

Showing 1-10 of 19 results
1
2

Best time to book a flight from Heathrow to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Adelaide

How far ahead should I book a flight from London Heathrow Airport to Adelaide?

Use this chart to determine the optimal time to book a return flight from Heathrow to Adelaide. Price data was last updated on 8 August 2025.

The price you pay for your flight from London Heathrow Airport to Adelaide may vary depending on when you book. For the best chance of a lower fare, look to book 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from London Heathrow Airport to Adelaide?

Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Adelaide (average of $168). Flying from London Heathrow Airport to Adelaide in October is currently the most expensive (average of $241). 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 LHR to ADL?

Find hourly flight availability from Heathrow to Adelaide. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 August 2025.

It’s typically best to fly out from London Heathrow Airport to Adelaide in the morning. Doing so could potentially save you 22% on the flight price compared to flying in the afternoon, which is usually more expensive.

What’s the top stopover airport for flights from London Heathrow Airport to Adelaide?

Share of one-stop return flights from London Heathrow Airport to Adelaide chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Doha (DOH) – chosen by Cheapflights users on 49% of one-stop itineraries from London Heathrow Airport to Adelaide on Cheapflights.

What’s the cheapest stopover airport for flights from London Heathrow Airport to Adelaide?

Average return fare for one-stop flights from London Heathrow Airport to Adelaide, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Kuala Lumpur (KUL) is the most affordable one-stop option, with an average return flight price of $2,310.

What’s the fastest stopover option from London Heathrow Airport to Adelaide?

Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Adelaide, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Dubai (DXB) have the shortest average one-way travel time for one-stop routes: 21h 29m.

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Adelaide?

Average stopover duration for one-stop one-way flights from London Heathrow Airport to Adelaide, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Dubai (DXB) offer the fastest connection on this route, with an average stopover time of 2h 29m.

Reviews of airlines servicing Adelaide

Get insights into the airlines that provide service to Adelaide. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Adelaide. Reviews last updated 19 August 2025.
See what other customers who have flown with Singapore Airlines, Qatar Airways, andMalaysia Airlines from London Heathrow Airport to Adelaide 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
8.1
Very Good
1,347 reviews
Check prices

Food

7.7

Crew

8.6

Comfort

8.0

Boarding

8.2

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Singapore Airlines
8.1
Very Good
1,347 reviews
Singapore Airlines
8.1
Very Good
1,347 reviews
Check prices

Food

7.7

Crew

8.6

Comfort

8.0

Boarding

8.2

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Qatar Airways
7.4
Good
3,611 reviews
Singapore Airlines
8.1
Very Good
1,347 reviews
Check prices

Food

7.7

Crew

8.6

Comfort

8.0

Boarding

8.2

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Malaysia Airlines
7.4
Good
274 reviews
Singapore Airlines
8.1
Very Good
1,347 reviews
Check prices

Food

7.7

Crew

8.6

Comfort

8.0

Boarding

8.2

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
British Airways
6.7
Okay
7,283 reviews
Singapore Airlines
8.1
Very Good
1,347 reviews
Check prices

Food

7.7

Crew

8.6

Comfort

8.0

Boarding

8.2

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Adelaide. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Adelaide from London Heathrow?

    Adelaide (ADL), located 6.6 km from the city centre, is the airport you fly into when you book flights from London Heathrow to Adelaide. 4 airlines have flights to Adelaide from London Heathrow on a regular basis. Booking flights from London Heathrow to Adelaide should not be difficult; the airport handles an average of 0 inbound flights from London Heathrow per day.

  • How long is the flight from London Heathrow Airport to Adelaide?

    Qatar Airways, Singapore Airlines, and Cathay Pacific can get you from London Heathrow Airport to Adelaide in just under 22h 50m. Your travel time can differ by up to 11h 25m. There are 16272 km between London Heathrow Airport and Adelaide. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from London Heathrow Airport to Adelaide round-trip?

    According to our current data, Malaysia Airlines ($1,722), British Airways ($1,881), and Qatar Airways ($1,892) offers the cheapest pricing from London Heathrow Airport to Adelaide. These flights start at 22% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Adelaide 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 London Heathrow Airport to Adelaide?

    Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Adelaide (average of $168). Flying from London Heathrow Airport to Adelaide in October is currently the most expensive (average of $241). 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

Travelling to a place near Adelaide?

Book flights to Adelaide if you plan to visit one of these locations
Glenelg
Stirling

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Other flights to Adelaide

Explore flights to Adelaide departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 19 August 2025.
Hobart to Adelaide flights
Melbourne to Adelaide flights
Sydney to Adelaide flights
Coolangatta to Adelaide flights
Maroochydore to Adelaide flights
Brisbane to Adelaide flights
Adelaide to Melbourne Airport flights
Adelaide to Hobart flights
Adelaide to Launceston flights
Adelaide to Sydney flights
Adelaide to Coolangatta flights
Adelaide to Maroochydore flights
Adelaide to Coolangatta flights
Adelaide to Melbourne Airport flights
Adelaide to Hobart flights
Adelaide to Brisbane flights
Adelaide to Proserpine flights
Adelaide to Cairns flights
Adelaide to Port Lincoln flights
Adelaide to Kingscote flights
Adelaide to Mount Gambier flights
Adelaide to Perth flights
Adelaide to Darwin flights
Adelaide to Sydney flights

Top 4 airlines flying from Heathrow to Adelaide

Discover the top 4 airlines that operate flights from Heathrow to Adelaide. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 19 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Malaysia AirlinesCheapest$1,722Average$1,840FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
British AirwaysCheapest$1,881Average$2,213FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Qatar AirwaysCheapest$1,892Average$2,082FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Singapore AirlinesCheapest$2,009Average$2,379FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Adelaide?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Adelaide. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Adelaide?

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Adelaide for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to Adelaide from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Adelaide become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Adelaide from Heathrow today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.