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Cheap flights from London Heathrow Airport to Adelaide from $865

LHR — ADL
19 Nov — 26 Nov1
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

Thu 26/1122:00 -
1 stop25h 25m
Sat 12/1211:30 -
2 stops37h 00m
Deal found 17/10$1,770
Mon 16/1121:30 -
2 stops49h 55m
Sun 22/1118:50 -
2 stops58h 15m
Deal found 15/10$1,788
Sun 27/1217:15 -
2 stops54h 10m
Sat 16/111:30 -
2 stops65h 35m
Deal found 16/10$1,790
Thu 3/1222:00 -
1 stop25h 25m
Thu 10/1211:30 -
1 stop41h 35m
Deal found 19/10$1,795
Fri 11/1206:25 -
2 stops39h 20m
Wed 17/311:00 -
2 stops33h 20m
Deal found 18/10$1,813
Sat 28/1120:55 -
2 stops26h 15m
Sat 30/112:40 -
2 stops28h 30m
Deal found 16/10$1,833
Wed 25/1121:30 -
2 stops49h 55m
Wed 16/1211:30 -
1 stop41h 35m
Deal found 18/10$1,834
Mon 7/1222:00 -
1 stop25h 25m
Thu 18/311:30 -
1 stop41h 35m
Deal found 18/10$1,843

Find flight deals from Heathrow to Adelaide

Round-trip from

$1,770

One-way from

$865

Popular in

December

Cheapest in

February

Average price

$2,122
China Southern
  • China Southern
  • 26/11-12/12
  • 3 total stops
  • 62h 25m total
  • London to Adelaide
Search Deals
China Southern
  • China Southern
  • 2/12-31/12
  • 1 total stop
  • 25h 25m total
  • London to Adelaide
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($92 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($47 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London Heathrow Airport to Adelaide that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Sat 12/12

19:40-18:10

3 stops60h 00m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,059

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Fri 30/10

21:00-19:10

3 stops35h 40m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,079

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Tue 23/3

17:55-08:15

2 stops27h 50m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,353

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Sun 21/3

17:55-08:15

2 stops27h 50m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,353

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Tue 5/1

06:40-20:50

3 stops51h 40m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,377

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Tue 23/3

22:00-09:55

1 stop25h 25m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,444
Fastest return journey

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Mon 26/10

09:25-16:30

1 stop20h 35m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,446

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Sun 21/3

15:50-20:50

1 stop42h 30m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,497

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Mon 15/2

09:10-19:00

2 stops47h 20m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,606

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Thu 17/12

15:20-08:15

2 stops54h 25m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,734

Flights are sorted by cheapest return flights first.

Deals found on 20/10

Showing 1-10 of 19 resultsSorted by cheapest first
1
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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 74 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 $1,923). Flying from London Heathrow Airport to Adelaide in December is currently the most expensive (average of $2,566). 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 $1,874 and $2,341 in November.
The cheapest return price found within the last 5 days was $1,770 on China Southern (26 Nov–12 Dec).

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, Emirates, and Qantas Airways can get you from London Heathrow Airport to Adelaide in just under 21h 20m. Your travel time can differ by up to 18h. 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 $1,923). Flying from London Heathrow Airport to Adelaide in December is currently the most expensive (average of $2,566). 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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