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Cheap flights from London to Adelaide from $742

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Adelaide departing on 29/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London to Adelaide

Cheap return flights

Enter your travel dates to find the best prices.
China Southern Logo
21:00 - 08:55LHR  London Heathrow-ADL Adelaide
51h 25m2 stops Beijing Daxing Intl Guangzhou Baiyun
China Southern Logo
10:30 - 18:05ADL  Adelaide-LHR London Heathrow
64h 05m2 stops Guangzhou Baiyun Beijing Daxing Intl
$1,798China Southern
Mon, 14 Sep - Mon, 28 Sep
Qatar Airways Logo
08:05 - 15:55LHR  London Heathrow-ADL Adelaide
21h 20m1 stop Doha Hamad Intl
Qatar Airways Logo
13:20 - 13:25ADL  Adelaide-LHR London Heathrow
34h 35m2 stops Perth Doha Hamad Intl
$1,799Qatar Airways
Wed, 11 Nov - Fri, 20 Nov
Singapore Airlines Logo
13:05 - 08:50LGW  London Gatwick-ADL Adelaide
33h 15m1 stop Singapore Changi
Singapore Airlines Logo
10:15 - 06:25ADL  Adelaide-LGW London Gatwick
30h 40m1 stop Singapore Changi
$1,800Singapore Airlines
Thu, 12 Nov - Fri, 20 Nov
Multiple Airlines Logo
08:35 - 17:05LHR  London Heathrow-ADL Adelaide
22h 00m1 stop Doha Hamad Intl
Multiple Airlines Logo
19:50 - 12:15ADL  Adelaide-LHR London Heathrow
26h 55m2 stops Melbourne Doha Hamad Intl
$1,800Multiple Airlines
Thu, 24 Dec - Fri, 15 Jan
Turkish Airlines Logo
06:55 - 07:00STN  London Stansted-ADL Adelaide
39h 35m2 stops Istanbul Kuala Lumpur Intl
Turkish Airlines Logo
09:45 - 16:40ADL  Adelaide-STN London Stansted
39h 25m2 stops Kuala Lumpur Intl Istanbul
$1,802Turkish Airlines
Tue, 8 Sep - Mon, 14 Sep
Multiple Airlines Logo
14:55 - 08:00LHR  London Heathrow-ADL Adelaide
30h 35m2 stops Doha Hamad Intl Melbourne
Multiple Airlines Logo
17:05 - 12:15ADL  Adelaide-LHR London Heathrow
29h 40m2 stops Sydney Kingsford Smith Doha Hamad Intl
$1,802Multiple Airlines
Wed, 18 Nov - Wed, 9 Dec
Qatar Airways Logo
09:00 - 15:00LGW  London Gatwick-ADL Adelaide
21h 30m1 stop Doha Hamad Intl
Qatar Airways Logo
22:00 - 06:40ADL  Adelaide-LGW London Gatwick
41h 10m1 stop Doha Hamad Intl
$1,802Qatar Airways
Tue, 1 Sep - Tue, 8 Sep
Qatar Airways Logo
09:30 - 15:00LHR  London Heathrow-ADL Adelaide
21h 00m1 stop Doha Hamad Intl
Qatar Airways Logo
22:00 - 18:00ADL  Adelaide-LHR London Heathrow
28h 30m1 stop Doha Hamad Intl
$1,803Qatar Airways
Sat, 5 Sep - Mon, 21 Sep
Qatar Airways Logo
08:25 - 15:00LHR  London Heathrow-ADL Adelaide
22h 05m1 stop Doha Hamad Intl
Qatar Airways Logo
22:00 - 13:15ADL  Adelaide-LHR London Heathrow
23h 45m1 stop Doha Hamad Intl
$1,805Qatar Airways
Tue, 8 Sep - Sun, 13 Sep
Turkish Airlines Logo
17:35 - 07:00STN  London Stansted-ADL Adelaide
28h 55m2 stops Istanbul Kuala Lumpur Intl
Turkish Airlines Logo
09:45 - 16:40ADL  Adelaide-STN London Stansted
39h 25m2 stops Kuala Lumpur Intl Istanbul
$1,806Turkish Airlines
Tue, 8 Sep - Mon, 14 Sep

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Turkish Airlines flights from London to Adelaide

Our best Turkish Airlines deals on London to Adelaide flight tickets
Turkish Airlines
8 Sept
STN06:55London Stansted
39h 35m
2 stops
ADL07:00Adelaide
14 Sept
ADL09:45Adelaide
39h 25m
2 stops
STN16:40London Stansted
$1,802
Turkish Airlines
8 Sept
STN17:35London Stansted
28h 55m
2 stops
ADL07:00Adelaide
14 Sept
ADL09:45Adelaide
39h 25m
2 stops
STN16:40London Stansted
$1,806
Turkish Airlines
1 Sept
STN17:35London Stansted
28h 55m
2 stops
ADL07:00Adelaide
14 Sept
ADL09:45Adelaide
39h 25m
2 stops
STN16:40London Stansted
$1,819

Qatar Airways flights from London to Adelaide

Our best Qatar Airways deals on London to Adelaide flight tickets
Qatar Airways
11 Nov
LHR08:05London Heathrow
21h 20m
1 stop
ADL15:55Adelaide
20 Nov
ADL13:20Adelaide
34h 35m
2 stops
LHR13:25London Heathrow
$1,799
Qatar Airways
1 Sept
LGW09:00London Gatwick
21h 30m
1 stop
ADL15:00Adelaide
8 Sept
ADL22:00Adelaide
41h 10m
1 stop
LGW06:40London Gatwick
$1,802
Qatar Airways
5 Sept
LHR09:30London Heathrow
21h 00m
1 stop
ADL15:00Adelaide
21 Sept
ADL22:00Adelaide
28h 30m
1 stop
LHR18:00London Heathrow
$1,803

momondo Fare Finder

 
Customise your flight search to find flights from London to Adelaide 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, momondo users made 78,305 searches. Data last updated 15 August 2026.
Use the filters below to find and compare flights from London 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

Mon 14/9

21:00-08:55

2 stops51h 25m

Adelaide

Mon 28/9

10:30-18:05

2 stops64h 05m

$1,798

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Wed 11/11

08:05-15:55

1 stop21h 20m

Adelaide

Fri 20/11

13:20-13:25

2 stops34h 35m

$1,799

LondonAdelaide

LGW London Gatwick - ADL Adelaide

LGWADL

London Gatwick

Thu 12/11

13:05-08:50

1 stop33h 15m

Adelaide

Fri 20/11

10:15-06:25

1 stop30h 40m

$1,800

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Thu 24/12

08:35-17:05

1 stop22h 00m

Adelaide

Fri 15/1

19:50-12:15

2 stops26h 55m

$1,800

LondonAdelaide

STN London Stansted - ADL Adelaide

STNADL

London Stansted

Tue 8/9

06:55-07:00

2 stops39h 35m

Adelaide

Mon 14/9

09:45-16:40

2 stops39h 25m

$1,802

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Wed 18/11

14:55-08:00

2 stops30h 35m

Adelaide

Wed 9/12

17:05-12:15

2 stops29h 40m

$1,802

LondonAdelaide

LGW London Gatwick - ADL Adelaide

LGWADL

London Gatwick

Tue 1/9

09:00-15:00

1 stop21h 30m

Adelaide

Tue 8/9

22:00-06:40

1 stop41h 10m

$1,802

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Sat 5/9

09:30-15:00

1 stop21h 00m

Adelaide

Mon 21/9

22:00-18:00

1 stop28h 30m

$1,803
Fastest return journey

LondonAdelaide

LHR London Heathrow - ADL Adelaide

LHRADL

London Heathrow

Tue 8/9

08:25-15:00

1 stop22h 05m

Adelaide

Sun 13/9

22:00-13:15

1 stop23h 45m

$1,805

LondonAdelaide

STN London Stansted - ADL Adelaide

STNADL

London Stansted

Tue 8/9

17:35-07:00

2 stops28h 55m

Adelaide

Mon 14/9

09:45-16:40

2 stops39h 25m

$1,806

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Adelaide from

How to get the cheapest flight ticket from London to Adelaide

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London and Adelaide?

Prices are currently low for flights on this route.

Typical prices usually range from $1,985 to $2,423.
The lowest price recently found on this route was $1,798.

What is the cheapest month to fly to Adelaide?

The month of February is, on average, the cheapest month to fly to Adelaide from London, with most prices found around $1,868. If you aren’t able to travel during the month of February, then book flights to Adelaide from London during May instead. Flights to Adelaide in May, while not as cheap as those in February, still average around $1,896.

How far in advance should I book a flight from London to Adelaide?

You are more likely to see cheaper flights to Adelaide from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Adelaide for around $2,167 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Adelaide from London for as low as $1,877 on momondo.

Can stopping save me money on London to Adelaide flights?

You could potentially save up to 26% on your flight if you consider stops on a London to Adelaide flight.

How have London to Adelaide flight prices changed over time?

As of August 2026, prices for London to Adelaide flights are approximately 8% cheaper when compared to flights at the same time last year.

When to book flights from London to Adelaide

Are you open to changing your travel dates? Check out the ideal times to fly from London to Adelaide according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to Adelaide (LON to ADL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Adelaide

Fastest flight time

20h 25m

Direct flights

None
The fastest flight from London to Adelaide takes 20h 25m
There are no direct flights from London to Adelaide. There are no popular flight routes from London to Adelaide.
Search flight deals

Frequently asked questions about flying from London to Adelaide

  • How far is London to Adelaide by plane?

    London and Adelaide are 16253.1 km apart from one another. 20h 25m is a normal flight duration for this route.

  • When did momondo last update prices for flights from London to Adelaide Airport?

    Prices for flights from London to Adelaide Airport are updated daily.

  • How old do you have to be to fly from London to Adelaide Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Adelaide Airport.

  • What documentation or ID do you need to fly to Adelaide Airport?

    The required travel and health documents for your Adelaide Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Adelaide Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from London to Adelaide?

Travelling to a place near Adelaide?

Book flights to Adelaide if you plan to visit one of these locations
Glenelg
Stirling

Why use momondo?

Why should I use momondo to find a flight deal from London to Adelaide?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Adelaide from London.

Can I find flights from London to Adelaide with flexible booking policies on momondo?

momondo does allow users to show only those flights to Adelaide from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Adelaide?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Adelaide from London.

I’m not ready to book a flight from London to Adelaide right now. Can momondo alert me if prices change?

Price alerts on flights to Adelaide from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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