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Cheap flights from London Heathrow Airport to Adelaide from $784

LHR — ADL
10 Oct — 17 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

Mon 14/922:10 -
2 stops48h 20m
Mon 28/910:30 -
2 stops64h 05m
Deal found 8/9$1,827
Wed 11/1109:10 -
2 stops36h 30m
Fri 20/1119:10 -
2 stops35h 20m
Deal found 9/9$1,836
Sat 19/919:40 -
1 stop39h 55m
Thu 15/1022:35 -
1 stop31h 10m
Deal found 9/9$1,837
Tue 1/1222:00 -
1 stop25h 25m
Wed 30/1209:35 -
1 stop43h 30m
Deal found 7/9$1,841
Sat 19/922:10 -
2 stops39h 55m
Sat 3/1010:30 -
1 stop41h 20m
Deal found 5/9$1,843
Wed 11/1120:35 -
1 stop34h 15m
Fri 20/1110:15 -
1 stop43h 25m
Deal found 5/9$1,850
Tue 22/920:40 -
1 stop38h 55m
Fri 25/922:00 -
1 stop29h 10m
Deal found 8/9$1,856
Thu 24/1221:30 -
2 stops49h 55m
Fri 15/111:30 -
1 stop41h 35m
Deal found 6/9$1,859
Sat 7/1122:00 -
2 stops33h 40m
Mon 23/1111:30 -
1 stop41h 35m
Deal found 6/9$1,861
Thu 3/1221:30 -
2 stops49h 55m
Wed 30/1209:35 -
2 stops42h 50m
Deal found 7/9$1,862
Sat 5/1221:30 -
2 stops49h 55m
Wed 23/1209:35 -
2 stops42h 50m
Deal found 9/9$1,865

Find flight deals from Heathrow to Adelaide

Round-trip from

$1,825

One-way from

$784

Popular in

December

Cheapest in

February

Average price

$1,931
China Southern
  • China Southern
  • 9/1-21/1
  • 2 total stops
  • 67h 00m total
  • London to Adelaide
Search Deals
China Southern
  • China Southern
  • 29/9-31/12
  • 1 total stop
  • 26h 15m total
  • London to Adelaide
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($274 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($104 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 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.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Sat 20/2

08:35-17:05

1 stop22h 00m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,258
Fastest return journey

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Wed 2/12

08:05-16:30

1 stop21h 55m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,292

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Tue 1/12

08:05-16:30

1 stop21h 55m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,292

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Mon 7/12

14:55-20:40

2 stops43h 15m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,324

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Sat 28/11

19:00-20:50

1 stop39h 20m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,581

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Tue 6/10

08:25-16:00

1 stop22h 05m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,607

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Mon 12/10

08:05-16:00

1 stop22h 25m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,668

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Tue 1/12

20:10-19:25

3 stops36h 45m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,692

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Mon 30/11

20:10-19:25

3 stops36h 45m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,692

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Sat 10/10

19:25-16:00

1 stop35h 05m

Adelaide

Wed 31/12

00:00-15:30

Nonstop0h 00m

$1,692

Flights are sorted by cheapest return flights first.

Deals found on 6/9

Showing 1-10 of 22 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 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 $1,847). Flying from London Heathrow Airport to Adelaide in December is currently the most expensive (average of $2,956). 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 typical for this route at the moment.

London Heathrow Airport to Adelaide flights typically cost between $1,818 and $2,052 in January.
The cheapest return price found within the last 5 days was $1,825 on China Southern (9 Jan–21 Jan).

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?

    British Airways and Emirates can get you from London Heathrow Airport to Adelaide in just under 26h 30m. Your travel time can differ by up to 13h 15m. 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 $1,847). Flying from London Heathrow Airport to Adelaide in December is currently the most expensive (average of $2,956). 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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