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Cheap flights from Adelaide to London Heathrow Airport from £401

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 24/7. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — LHR
11 Apr — 18 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Adelaide to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Adelaide to Heathrow
Explore the most affordable flight options available from Adelaide to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 March 2026.

Mon 18/509:45
ADL
-
LHR
1 stop39h 20m
Malaysia Airlines
Sun 14/621:35
LHR
-
ADL
1 stop24h 55m
Malaysia Airlines
Deal found 10/3£763
Mon 7/909:45
ADL
-
LHR
1 stop39h 20m
Malaysia Airlines
Mon 21/921:35
LHR
-
ADL
1 stop24h 55m
Malaysia Airlines
Deal found 9/3£767
Fri 12/609:45
ADL
-
LHR
2 stops32h 35m
Turkish Airlines
Sun 21/622:40
LHR
-
ADL
2 stops47h 50m
Turkish Airlines
Deal found 9/3£769
Mon 4/510:30
ADL
-
LHR
1 stop41h 20m
China Southern
Thu 24/922:10
LHR
-
ADL
1 stop26h 15m
China Southern
Deal found 8/3£773
Mon 1/610:30
ADL
-
LHR
1 stop41h 20m
China Southern
Tue 16/621:00
LHR
-
ADL
2 stops27h 25m
China Southern
Deal found 9/3£775
Tue 19/509:45
ADL
-
LHR
1 stop39h 20m
Malaysia Airlines
Sun 14/621:35
LHR
-
ADL
1 stop24h 55m
Malaysia Airlines
Deal found 10/3£778
Thu 14/510:30
ADL
-
LHR
1 stop41h 20m
China Southern
Mon 8/621:00
LHR
-
ADL
2 stops51h 25m
China Southern
Deal found 12/3£786
Sun 26/709:45
ADL
-
LHR
1 stop39h 20m
Malaysia Airlines
Fri 21/821:35
LHR
-
ADL
1 stop24h 55m
Malaysia Airlines
Deal found 11/3£790
Tue 6/1010:45
ADL
-
LHR
2 stops43h 50m
Turkish Airlines
Tue 27/1006:35
LHR
-
ADL
2 stops39h 05m
Turkish Airlines
Deal found 10/3£790
Thu 3/910:30
ADL
-
LHR
1 stop41h 20m
China Southern
Sat 19/922:10
LHR
-
ADL
1 stop26h 15m
China Southern
Deal found 10/3£793

Find flight deals from Adelaide to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Adelaide (ADL) to Heathrow (LHR). 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 12 March 2026.

Round-trip from

£763

One-way from

£401

Popular in

December

Cheapest in

October

Average price

£889
Malaysia Airlines
  • Malaysia Airlines
  • 18/5-14/6
  • 2 total stops
  • 64h 15m total
  • Adelaide to London
Search Deals
Turkish Airlines
  • Turkish Airlines
  • 24/7
  • 2 total stops
  • 37h 55m total
  • Adelaide to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£106 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£33 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Adelaide to Heathrow 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 858,174 searches. Data last updated 12 March 2026.
Use the filters below to find and compare flights from Adelaide to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Fri 12/6

09:45-05:55

1 stop28h 40m

London Heathrow

Sun 21/6

21:35-07:00

1 stop24h 55m

£899

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Sat 1/8

09:10-15:45

1 stop39h 05m

London Heathrow

Fri 21/8

11:20-07:25

1 stop35h 35m

£1,003

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Wed 19/8

09:10-19:30

1 stop66h 50m

London Heathrow

Wed 26/8

11:20-16:20

1 stop20h 30m

£1,029

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Wed 19/8

14:20-12:05

2 stops30h 15m

London Heathrow

Wed 26/8

09:45-21:55

2 stops27h 40m

£1,050

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Tue 5/5

08:50-20:35

2 stops44h 15m

London Heathrow

Tue 19/5

22:15-13:35

2 stops30h 50m

£1,127

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Sun 24/5

12:40-16:30

2 stops36h 20m

London Heathrow

Wed 5/8

21:10-16:25

2 stops34h 45m

£1,143

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Tue 9/6

19:45-15:15

2 stops28h 00m

London Heathrow

Sun 5/7

20:15-13:35

2 stops32h 50m

£1,217
Fastest return journey

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Tue 14/4

22:00-12:25

1 stop22h 55m

London Heathrow

Sat 2/5

20:50-09:25

2 stops28h 05m

£1,309

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Tue 23/6

21:40-13:15

1 stop24h 05m

London Heathrow

Sat 18/7

13:40-15:50

1 stop41h 40m

£1,656

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Tue 11/8

09:10-07:55

2 stops31h 15m

London Heathrow

Wed 16/9

20:05-16:20

3 stops35h 45m

£1,837

Flights are sorted by cheapest return flights first.

Deals found on 9/3

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Adelaide to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Adelaide 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 Adelaide to London Heathrow Airport

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

Use this chart to determine the optimal time to book a return flight from Adelaide to Heathrow. Price data was last updated on 6 March 2026.

To ensure you get the cheapest price possible for a flight from Adelaide to London Heathrow Airport, you should look to book at least 55 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 London Heathrow Airport?

Currently, May is the cheapest month in which you can book a flight from Adelaide to London Heathrow Airport (average of £652). Flying from Adelaide to London Heathrow Airport in December is currently the most expensive (average of £1,125). 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.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 12 March 2026.
See what other customers who have flown with Qatar Airways from Adelaide to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,740 reviews
Check prices

Overall

7.4

Entertainment

7.3

Food

7.3

Boarding

7.5

Crew

7.9

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

AMS - DOH

Boarding was very bad. No communication about the delay. No information at all! The flight itself was excellent!
Qatar Airways
7.4
Good
3,740 reviews
Qatar Airways
7.4
Good
3,740 reviews
Check prices

Overall

7.4

Entertainment

7.3

Food

7.3

Boarding

7.5

Crew

7.9

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

AMS - DOH

Boarding was very bad. No communication about the delay. No information at all! The flight itself was excellent!

Related info for your journey

Find useful and relevant information for your journey from Adelaide to Heathrow. 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 from for flights from Adelaide to London Heathrow?

    For a flight from Adelaide to London Heathrow, you will be flying from Adelaide. Adelaide (ADL) is just 4.1 mi from the center of the city. Adelaide is the only Adelaide airport and it handles 0 outbound flights to London Heathrow per day. 1 airline has flights to London Heathrow from Adelaide on a regular basis.

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

    Airlines like Malaysia Airlines, Turkish Airlines, and China Southern fly from Adelaide to London Heathrow Airport in about 37h 55m. The time it takes to get you to your destination can typically vary by up to 3h 25m. There are 10111 mi between Adelaide and London Heathrow Airport. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Adelaide to London Heathrow Airport round-trip?

    Qatar Airways, at £784, was found to be the cheapest airline from Adelaide to London Heathrow Airport.. Qatar Airways is 21% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Adelaide to London Heathrow Airport (average of £652). Flying from Adelaide to London Heathrow Airport in December is currently the most expensive (average of £1,125). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Northampton
Luton
Hounslow
Slough
Gatwick
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Chelmsford
Eastbourne
Ipswich
Swindon
Bedford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Adelaide to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Adelaide to Gatwick flights

Top airline flying from Adelaide to Heathrow

Discover the top airline that operate flights from Adelaide to Heathrow. 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 858,174 searches. Data last updated 12 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest£784Average£889FlexibilityNo cancel feeOn-time68%
Search Qatar Airways 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 Adelaide to Heathrow?

Cheapflights makes it easy to find Adelaide to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Adelaide.

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

Yes, we can. To see specific flights from Adelaide to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes! Start tracking prices for Adelaide to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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