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Cheap flights from London Heathrow Airport to Adelaide from $767

LHR — ADL
25 Sep — 2 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Adelaide

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Adelaide

Tue 17/1122:00 -
1 stop25h 25m
Tue 9/214:30 -
2 stops38h 35m
Deal found 22/8$1,780
Wed 21/1021:20 -
2 stops38h 20m
Wed 28/1015:55 -
2 stops36h 05m
Deal found 25/8$1,785
Wed 18/1121:30 -
2 stops49h 55m
Tue 8/1211:30 -
1 stop41h 35m
Deal found 24/8$1,787
Tue 15/908:25 -
1 stop22h 05m
Thu 15/1022:00 -
1 stop29h 30m
Deal found 25/8$1,792
Tue 17/1122:00 -
2 stops29h 05m
Tue 9/209:15 -
3 stops43h 50m
Deal found 22/8$1,798
Sat 5/921:20 -
2 stops40h 05m
Sun 13/906:25 -
2 stops44h 45m
Deal found 25/8$1,800
Mon 14/908:05 -
1 stop22h 25m
Mon 28/922:00 -
1 stop24h 40m
Deal found 22/8$1,801
Wed 4/1111:20 -
2 stops34h 25m
Sun 8/1111:00 -
2 stops38h 25m
Deal found 24/8$1,807
Tue 29/1221:00 -
2 stops34h 45m
Tue 26/114:50 -
2 stops37h 10m
Deal found 24/8$1,808
Sun 6/909:30 -
1 stop21h 00m
Sun 20/922:00 -
1 stop25h 05m
Deal found 25/8$1,814
Mon 2/1121:00 -
2 stops38h 40m
Mon 30/1107:15 -
2 stops44h 45m
Deal found 25/8$1,819

Find flight deals from Heathrow to Adelaide

Round-trip from

$1,780

One-way from

$767

Popular in

December

Cheapest in

February

Average price

$2,451
China Southern
  • China Southern
  • 17/11-9/2
  • 3 total stops
  • 64h 00m total
  • London to Adelaide
Search Deals
China Southern
  • China Southern
  • 16/11
  • 2 total stops
  • 49h 55m total
  • London to Adelaide
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($277 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($106 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 London Heathrow Airport to Adelaide that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Mon 15/2

20:55-20:10

2 stops36h 45m

Adelaide

Thu 18/3

10:10-06:40

2 stops31h 00m

$2,047

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Sat 13/2

09:25-17:05

1 stop21h 10m

Adelaide

Wed 3/3

22:00-14:00

1 stop26h 30m

$2,123

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Wed 4/11

13:40-20:50

1 stop20h 40m

Adelaide

Sun 8/11

22:40-18:20

1 stop30h 10m

$2,124

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Thu 19/11

13:40-20:50

1 stop20h 40m

Adelaide

Sun 6/12

16:30-11:40

2 stops29h 40m

$2,142

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Sun 25/10

16:00-15:55

1 stop37h 25m

Adelaide

Thu 26/11

22:00-12:15

1 stop24h 45m

$2,187
Fastest return journey

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Sat 21/11

13:40-20:50

1 stop20h 40m

Adelaide

Fri 4/12

22:40-11:40

1 stop23h 30m

$2,201

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Sun 25/10

09:25-16:30

1 stop20h 35m

Adelaide

Thu 26/11

22:00-13:25

1 stop25h 55m

$2,219

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Tue 27/10

08:05-16:30

1 stop21h 55m

Adelaide

Mon 7/12

22:00-12:15

1 stop24h 45m

$2,255

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Sun 18/10

19:25-16:00

1 stop35h 05m

Adelaide

Mon 15/3

22:00-19:50

1 stop32h 20m

$2,483

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Wed 4/11

18:10-10:50

3 stops30h 10m

Adelaide

Sun 8/11

10:10-09:10

3 stops33h 30m

$2,644

Flights are sorted by cheapest return flights first.

Deals found on 25/8

Showing 1-10 of 21 resultsSorted by cheapest first
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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

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?

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 72 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Adelaide (average of $1,863). Flying from London Heathrow Airport to Adelaide in December is currently the most expensive (average of $2,971). 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 London Heathrow Airport to Adelaide?

Airfare is below average for this route at the moment.

London Heathrow Airport to Adelaide flights typically cost between $2,083 and $2,274 in November.
The cheapest return price found within the last 5 days was $1,780 on China Southern (17 Nov–9 Feb).

Related info for your journey

  • 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. 0 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 and Emirates can get you from London Heathrow Airport to Adelaide in just under 20h 40m. Your travel time can differ by up to 30m. 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.

  • 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Adelaide (average of $1,863). Flying from London Heathrow Airport to Adelaide in December is currently the most expensive (average of $2,971). 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

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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.

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