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Cheap flights from Adelaide to London Heathrow Airport from $738

ADL — LHR
20 Sep — 27 Sep1
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

Thu 5/1111:30 -
1 stop41h 35m
Tue 24/1122:00 -
1 stop25h 25m
Deal found 17/8$1,592
Mon 16/1117:20 -
2 stops31h 40m
Mon 30/1120:55 -
2 stops36h 45m
Deal found 17/8$1,611
Tue 6/1012:05 -
2 stops28h 25m
Mon 26/1020:55 -
2 stops26h 15m
Deal found 20/8$1,615
Thu 5/1117:20 -
2 stops31h 40m
Tue 24/1108:50 -
2 stops24h 50m
Deal found 17/8$1,618
Mon 16/1117:20 -
2 stops29h 15m
Wed 25/1108:50 -
2 stops24h 50m
Deal found 20/8$1,620
Wed 30/906:25 -
2 stops33h 05m
Fri 30/1019:20 -
2 stops38h 20m
Deal found 17/8$1,623

Find flight deals from Adelaide to Heathrow

Round-trip from

$1,592

One-way from

$738

Popular in

December

Cheapest in

March

Average price

$2,013
China Southern
  • China Southern
  • 5/11-24/11
  • 2 total stops
  • 67h 00m total
  • Adelaide to London
Search Deals
12/10
  • 12/10
  • 2 total stops
  • 55h 45m total
  • Adelaide to London
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($229 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($112 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 Adelaide to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AdelaideLondon

ADL Adelaide - LHR London Heathrow

ADLLHR

Adelaide

Wed 30/9

06:25-07:00

2 stops33h 05m

London Heathrow

Fri 30/10

19:20-20:10

2 stops38h 20m

$1,623

AdelaideLondon

ADL Adelaide - LHR London Heathrow

ADLLHR

Adelaide

Thu 21/1

12:00-05:20

2 stops27h 50m

London Heathrow

Sun 31/1

21:10-09:35

2 stops25h 55m

$1,868

AdelaideLondon

ADL Adelaide - LHR London Heathrow

ADLLHR

Adelaide

Wed 27/1

08:55-05:35

2 stops31h 10m

London Heathrow

Wed 17/2

21:30-16:30

1 stop32h 30m

$1,935

AdelaideLondon

ADL Adelaide - LHR London Heathrow

ADLLHR

Adelaide

Sun 24/1

12:00-07:00

1 stop29h 30m

London Heathrow

Wed 17/2

16:50-10:30

1 stop31h 10m

$1,957

AdelaideLondon

ADL Adelaide - LHR London Heathrow

ADLLHR

Adelaide

Thu 28/1

11:45-05:45

2 stops28h 30m

London Heathrow

Thu 18/2

08:05-16:30

1 stop21h 55m

$1,990

AdelaideLondon

ADL Adelaide - LHR London Heathrow

ADLLHR

Adelaide

Sun 24/1

22:00-12:15

1 stop24h 45m

London Heathrow

Thu 18/2

08:35-17:05

1 stop22h 00m

$1,995

AdelaideLondon

ADL Adelaide - LHR London Heathrow

ADLLHR

Adelaide

Sat 16/1

22:00-13:25

1 stop25h 55m

London Heathrow

Mon 1/2

21:30-16:30

1 stop32h 30m

$2,119
Fastest return journey

AdelaideLondon

ADL Adelaide - LHR London Heathrow

ADLLHR

Adelaide

Sun 13/9

22:00-13:15

1 stop23h 45m

London Heathrow

Tue 6/10

08:25-16:00

1 stop22h 05m

$2,377

AdelaideLondon

ADL Adelaide - LHR London Heathrow

ADLLHR

Adelaide

Mon 15/2

10:10-09:10

3 stops33h 30m

London Heathrow

Fri 2/4

18:10-12:15

3 stops32h 35m

$2,391

AdelaideLondon

ADL Adelaide - LHR London Heathrow

ADLLHR

Adelaide

Fri 5/2

11:25-15:25

2 stops38h 30m

London Heathrow

Tue 30/3

21:35-08:00

1 stop24h 55m

$2,520

Flights are sorted by cheapest return flights first.

Deals found on 19/8

Showing 1-10 of 19 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

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 66 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, March is the cheapest month in which you can book a flight from Adelaide to London Heathrow Airport (average of $1,682). Flying from Adelaide to London Heathrow Airport in December is currently the most expensive (average of $2,946). 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?

Airfare is below average for this route at the moment.

Adelaide to London Heathrow Airport flights typically cost between $1,969 and $2,282 in November.
The cheapest return price found within the last 5 days was $1,592 on China Southern (5 Nov–24 Nov).

Reviews of airlines servicing Heathrow

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
1,585 reviews
Check prices

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.7

Entertainment

8.1

Comfort

8.0

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
1,585 reviews
Singapore Airlines
8.2
Very Good
1,585 reviews
Check prices

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.7

Entertainment

8.1

Comfort

8.0

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
3,657 reviews
Singapore Airlines
8.2
Very Good
1,585 reviews
Check prices

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.7

Entertainment

8.1

Comfort

8.0

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
1,084 reviews
Singapore Airlines
8.2
Very Good
1,585 reviews
Check prices

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.7

Entertainment

8.1

Comfort

8.0

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
3,737 reviews
Singapore Airlines
8.2
Very Good
1,585 reviews
Check prices

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.7

Entertainment

8.1

Comfort

8.0

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
315 reviews
Singapore Airlines
8.2
Very Good
1,585 reviews
Check prices

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.7

Entertainment

8.1

Comfort

8.0

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 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 8 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 29h 30m. Fly via British Airways or Cathay Pacific 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 $1,268, Malaysia Airlines will fly you from Adelaide to London Heathrow Airport and back. In addition to Malaysia Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and Virgin Australia - these airlines can fly you to your destination from $1,324 and $1,413, respectively. Malaysia Airlines is currently priced 38% 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 $808. 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, Sunway Lagoon Theme Park, and Kuala Lumpur Tower. Petronas Towers, Sunway Lagoon Theme Park, and Kuala Lumpur Tower can be accessed by travelling approximately 46.6 km, 38.5 km, and 46.0 km, respectively from Kuala Lumpur Intl. Travellers in need of a car in Kuala Lumpur can hire one for about $49 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, March is the cheapest month in which you can book a flight from Adelaide to London Heathrow Airport (average of $1,682). Flying from Adelaide to London Heathrow Airport in December is currently the most expensive (average of $2,946). 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
Milton Keynes
Kingston upon Thames
Salisbury
St. Albans
Luton
Horsham
Dover
Aylesbury
Guildford
Stansted
Braintree
Brentford
Gatwick
Uxbridge
Chertsey
Twickenham
Orpington
Teddington

Browse thousands of different options on Cheapflights for your next trip

Fly from Adelaide to Heathrow on these airlines

Qatar Airways flights from Adelaide to London Heathrow
Malaysia Airlines flights from Adelaide to London Heathrow
Qantas Airways flights from Adelaide to London Heathrow
Singapore Airlines flights from Adelaide to London Heathrow

Top 8 airlines flying from Adelaide to Heathrow

AirlineCheapestAverageFlexibilityOn-time
Malaysia AirlinesCheapest$1,268Average$1,487FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
British AirwaysCheapest$1,324Average$2,139FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AustraliaCheapest$1,413Average$2,045FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Singapore AirlinesCheapest$1,432Average$2,013FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Cathay PacificCheapest$1,441Average$2,517FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Qatar AirwaysCheapest$1,476Average$1,991FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest$1,661Average$2,152FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qantas AirwaysCheapest$1,751Average$2,488FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

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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