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Cheap flights from Adelaide to London Heathrow Airport from $621

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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — LHR
5 Jul — 12 Jul1
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 5 June 2026.

Mon 21/909:45
ADL
-
LHR
2 stops29h 45m
Multiple Airlines
Mon 16/1120:55
LHR
-
ADL
2 stops24h 45m
Multiple Airlines
Deal found 4/6$1,813
Sun 8/1110:15
ADL
-
LHR
1 stop43h 25m
Singapore Airlines
Sat 21/1121:45
LHR
-
ADL
1 stop33h 05m
Singapore Airlines
Deal found 4/6$1,823
Tue 27/1016:30
ADL
-
LHR
2 stops34h 20m
Multiple Airlines
Tue 17/1122:00
LHR
-
ADL
1 stop25h 25m
Multiple Airlines
Deal found 4/6$1,846
Sat 21/1122:00
ADL
-
LHR
1 stop29h 55m
Multiple Airlines
Sat 28/1122:00
LHR
-
ADL
1 stop25h 25m
Multiple Airlines
Deal found 2/6$1,847
Mon 12/1019:00
ADL
-
LHR
2 stops58h 55m
Multiple Airlines
Wed 4/1117:40
LHR
-
ADL
2 stops40h 30m
Multiple Airlines
Deal found 31/5$1,848
Fri 13/1122:00
ADL
-
LHR
1 stop24h 45m
Multiple Airlines
Mon 23/1121:30
LHR
-
ADL
2 stops49h 55m
Multiple Airlines
Deal found 31/5$1,857
Sun 5/708:55
ADL
-
LHR
2 stops42h 15m
Multiple Airlines
Wed 29/721:20
LHR
-
ADL
1 stop25h 40m
Multiple Airlines
Deal found 2/6$1,862
Sat 11/717:10
ADL
-
LHR
2 stops28h 05m
Multiple Airlines
Tue 8/922:10
LHR
-
ADL
1 stop26h 15m
Multiple Airlines
Deal found 30/5$1,867
Sat 4/710:30
ADL
-
LHR
1 stop41h 20m
China Southern
Tue 7/722:10
LHR
-
ADL
1 stop26h 15m
China Southern
Deal found 31/5$1,868
Wed 29/722:00
ADL
-
LHR
1 stop23h 45m
Qatar Airways
Wed 19/809:30
LHR
-
ADL
1 stop21h 30m
Qatar Airways
Deal found 4/6$1,875
Sun 16/822:00
ADL
-
LHR
1 stop23h 45m
Multiple Airlines
Tue 8/922:10
LHR
-
ADL
1 stop26h 15m
Multiple Airlines
Deal found 31/5$1,884
Sun 16/822:00
ADL
-
LHR
1 stop23h 45m
Qatar Airways
Sun 20/909:30
LHR
-
ADL
1 stop21h 50m
Qatar Airways
Deal found 4/6$1,885

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 5 June 2026.

Round-trip from

$1,813

One-way from

$621

Popular in

December

Cheapest in

October

Average price

$2,052
21/9-16/11
  • 21/9-16/11
  • 4 total stops
  • 54h 30m total
  • Adelaide to London
Search Deals
China Southern
  • China Southern
  • 4/7
  • 1 total stop
  • 41h 20m total
  • Adelaide to London
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($411 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($125 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 647,157 searches. Data last updated 5 June 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
Fastest return journey

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Sat 1/8

22:00-13:15

1 stop23h 45m

London Heathrow

Sun 30/8

09:30-15:30

1 stop21h 30m

$2,097

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Fri 24/7

06:25-06:35

2 stops32h 40m

London Heathrow

Fri 14/8

14:25-20:05

1 stop21h 10m

$2,294

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Tue 16/6

09:10-19:30

1 stop42h 50m

London Heathrow

Tue 13/4

20:35-07:25

1 stop26h 20m

$3,157

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Tue 14/7

10:10-06:35

2 stops28h 55m

London Heathrow

Tue 21/7

14:10-11:15

3 stops36h 35m

$3,170

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Tue 21/7

12:00-06:35

2 stops27h 05m

London Heathrow

Wed 29/7

14:10-11:15

3 stops36h 35m

$3,171

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Tue 23/6

22:00-12:25

1 stop22h 55m

London Heathrow

Tue 21/7

19:50-20:05

1 stop39h 45m

$3,201

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Tue 23/6

22:00-20:15

1 stop30h 45m

London Heathrow

Sat 18/7

22:15-20:05

1 stop37h 20m

$3,247

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Tue 7/7

22:00-16:10

1 stop26h 40m

London Heathrow

Thu 16/7

14:25-20:05

1 stop21h 10m

$3,275

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Wed 29/7

09:10-07:55

2 stops31h 15m

London Heathrow

Wed 19/8

20:05-16:20

3 stops35h 45m

$3,380

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Sun 16/8

09:10-07:55

2 stops31h 15m

London Heathrow

Tue 8/9

14:25-07:25

3 stops32h 30m

$3,407

Flights are sorted by cheapest return flights first.

Deals found on 31/5

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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?

The price you pay for your flight from Adelaide to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 62 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 Adelaide to London Heathrow Airport?

Currently, October is the cheapest month in which you can book a flight from Adelaide to London Heathrow Airport (average of $1,462). Flying from Adelaide to London Heathrow Airport in December is currently the most expensive (average of $2,898). 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 Adelaide to London Heathrow Airport?

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 5 June 2026.
Read through reviews of airlines operating flights from Adelaide to London Heathrow Airport, such as Singapore Airlines,Emirates, andQantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,530 reviews
Check prices

Comfort

8.0

Crew

8.7

Food

7.8

Overall

8.2

Boarding

8.3

Entertainment

8.1

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
1,530 reviews
Singapore Airlines
8.2
Very Good
1,530 reviews
Check prices

Comfort

8.0

Crew

8.7

Food

7.8

Overall

8.2

Boarding

8.3

Entertainment

8.1

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.
Emirates
8.1
Very Good
3,581 reviews
Singapore Airlines
8.2
Very Good
1,530 reviews
Check prices

Comfort

8.0

Crew

8.7

Food

7.8

Overall

8.2

Boarding

8.3

Entertainment

8.1

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.
Qantas Airways
7.5
Good
1,043 reviews
Singapore Airlines
8.2
Very Good
1,530 reviews
Check prices

Comfort

8.0

Crew

8.7

Food

7.8

Overall

8.2

Boarding

8.3

Entertainment

8.1

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.
Qatar Airways
7.4
Good
3,730 reviews
Singapore Airlines
8.2
Very Good
1,530 reviews
Check prices

Comfort

8.0

Crew

8.7

Food

7.8

Overall

8.2

Boarding

8.3

Entertainment

8.1

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.
Malaysia Airlines
7.3
Good
310 reviews
Singapore Airlines
8.2
Very Good
1,530 reviews
Check prices

Comfort

8.0

Crew

8.7

Food

7.8

Overall

8.2

Boarding

8.3

Entertainment

8.1

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

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?

    If you book a flight to London Heathrow from Adelaide, you will be flying from Adelaide, which is the city’s only airport. Adelaide (ADL) is located 6.6 km from the centre of Adelaide. There are 0 flights from Adelaide to London Heathrow per day from 9 different airlines.

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

    There are many flights that can get you from Adelaide to London Heathrow Airport in 23h 45m. Fly via Qatar Airways, Qantas Airways, or Singapore Airlines to get the fastest option. There are 16272 km between Adelaide and London Heathrow Airport. This flight may include one or multiple stops.

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

    Currently priced at $1,052, China Southern will fly you from Adelaide to London Heathrow Airport and back. In addition to China Southern, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Virgin Australia and Malaysia Airlines - these airlines can fly you to your destination from $1,078 and $1,272, respectively. China Southern is currently priced 45% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Adelaide to London Heathrow Airport one-way?

    The cheapest airline one-way is Qatar Airways, with whom users have recently found tickets for as low as $811. However, be on the lookout for offers from Cathay Pacific and Qantas Airways, as they are both options that can get you from Adelaide to London Heathrow Airport for a low price.

  • Where are the most common stopover locations when flying from Adelaide to London Heathrow Airport?

    Most of the time, Adelaide to London Heathrow Airport flights that have stopovers will stop in Doha. Kuala Lumpur sees the second most layovers for non-direct flights flying from Adelaide to London Heathrow Airport.

  • What are some popular points of interest to see during a stopover in Kuala Lumpur?

    Most Kuala Lumpur visitors opt to spend their time at Petronas Towers, Kuala Lumpur Tower, and Berjaya Times Square. Petronas Towers, Kuala Lumpur Tower, and Berjaya Times Square can be accessed by travelling approximately 46.6 km, 46.0 km, and 44.9 km, respectively from Kuala Lumpur Intl. Travellers in need of a car in Kuala Lumpur can hire one for about $41 per day.

  • Where are the least popular stopover locations for Adelaide to London Heathrow Airport flights?

    Adelaide to London Heathrow Airport flights that have stopovers will least frequently stop in Singapore.

  • 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, October is the cheapest month in which you can book a flight from Adelaide to London Heathrow Airport (average of $1,462). Flying from Adelaide to London Heathrow Airport in December is currently the most expensive (average of $2,898). 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
Hounslow
Kingston upon Thames
Salisbury
Horsham
Dover
Aylesbury
Guildford
Luton
Braintree
Gatwick
Chertsey
Teddington

Browse thousands of different options on Cheapflights for your next trip

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Fly from Adelaide to Heathrow on these airlines

Choose from the following airlines for your flight from Adelaide to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 5 June 2026.
Qatar Airways flights from Adelaide to London Heathrow
Singapore Airlines flights from Adelaide to London Heathrow
Qantas Airways flights from Adelaide to London Heathrow
Malaysia Airlines flights from Adelaide to London Heathrow

Top 9 airlines flying from Adelaide to Heathrow

Discover the top 9 airlines 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 647,157 searches. Data last updated 5 June 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$1,052Average$1,447FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Virgin AustraliaCheapest$1,078Average$2,074FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Malaysia AirlinesCheapest$1,272Average$1,408FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Singapore AirlinesCheapest$1,292Average$1,772FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Cathay PacificCheapest$1,445Average$2,496FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Qatar AirwaysCheapest$1,481Average$1,867FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest$1,735Average$2,078FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qantas AirwaysCheapest$1,803Average$2,415FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
British AirwaysCheapest$1,932Average$2,574FlexibilityNo cancel feeOn-time70%
Search British 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?

Deals for Adelaide to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Adelaide to Heathrow for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Heathrow from Adelaide? 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 Adelaide to Heathrow become cheaper?

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

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