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Cheap flights from Adelaide to London from £299

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Adelaide to London departing on 20/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
China Airlines Logo
13:40 - 16:55ADL-LHR
37h 45m2 stops
China Airlines Logo
21:15 - 18:15LHR-ADL
34h 30m2 stops
£883China Airlines
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Thu, 12 Mar - Mon, 23 Mar
China Southern Logo
11:30 - 18:35ADL-LHR
41h 35m1 stop
China Southern Logo
22:00 - 09:55LHR-ADL
25h 25m1 stop
£885China Southern
Find Deal
Thu, 12 Mar - Tue, 24 Mar
Cathay Pacific Logo
12:00 - 20:10ADL-LHR
42h 40m2 stops
Cathay Pacific Logo
17:50 - 10:30LHR-ADL
30h 10m1 stop
£886Cathay Pacific
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Tue, 18 Nov - Mon, 24 Nov
Cathay Pacific Logo
06:25 - 06:30ADL-LHR
34h 35m2 stops
Cathay Pacific Logo
22:05 - 10:30LHR-ADL
25h 55m1 stop
£892Cathay Pacific
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Mon, 17 Nov - Mon, 24 Nov
Singapore Airlines Logo
18:35 - 06:25ADL-LGW
46h 20m1 stop
Singapore Airlines Logo
09:25 - 08:50LGW-ADL
60h 55m1 stop
£905Singapore Airlines
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Sun, 1 Feb - Sun, 15 Feb
Singapore Airlines Logo
18:35 - 15:20ADL-LHR
31h 15m1 stop
Singapore Airlines Logo
21:45 - 08:50LHR-ADL
48h 35m1 stop
£905Singapore Airlines
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Sun, 1 Feb - Sun, 15 Feb
Qatar Airways Logo
22:00 - 12:35ADL-LGW
25h 05m1 stop
Qatar Airways Logo
14:05 - 08:10LGW-ADL
31h 35m2 stops
£908Qatar Airways
Find Deal
Mon, 17 Nov - Sun, 23 Nov
Qatar Airways Logo
21:40 - 13:25ADL-LGW
24h 15m1 stop
Qatar Airways Logo
09:00 - 15:50LGW-ADL
22h 20m1 stop
£937Qatar Airways
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Sun, 26 Apr - Wed, 13 May
Emirates Logo
22:40 - 17:55ADL-STN
29h 45m1 stop
Emirates Logo
14:05 - 20:50STN-ADL
20h 15m1 stop
£955Emirates
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Mon, 17 Nov - Sun, 23 Nov
Emirates Logo
22:40 - 12:05ADL-STN
23h 55m1 stop
Emirates Logo
20:15 - 20:50STN-ADL
38h 05m1 stop
£966Emirates
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Tue, 10 Feb - Tue, 10 Mar

China Southern flights from Adelaide to London

Our best China Southern deals on Adelaide to London flight tickets
China Southern
12 Mar
ADL11:30Adelaide
41h 35m
1 stop
LHR18:35London Heathrow
24 Mar
LHR22:00London Heathrow
25h 25m
1 stop
ADL09:55Adelaide
£885
Find similar
China Southern
15 Feb
ADL19:00Adelaide
34h 05m
2 stops
LHR18:35London Heathrow
28 Feb
LHR22:00London Heathrow
25h 25m
1 stop
ADL09:55Adelaide
£890
Find similar

Cathay Pacific flights from Adelaide to London

Our best Cathay Pacific deals on Adelaide to London flight tickets
Cathay Pacific
18 Nov
ADL12:00Adelaide
42h 40m
2 stops
LHR20:10London Heathrow
24 Nov
LHR17:50London Heathrow
30h 10m
1 stop
ADL10:30Adelaide
£886
Find similar
Cathay Pacific
17 Nov
ADL06:25Adelaide
34h 35m
2 stops
LHR06:30London Heathrow
24 Nov
LHR22:05London Heathrow
25h 55m
1 stop
ADL10:30Adelaide
£892
Find similar
Cathay Pacific
6 Mar
ADL12:00Adelaide
39h 50m
1 stop
LHR17:20London Heathrow
18 Mar
LHR17:50London Heathrow
30h 10m
1 stop
ADL10:30Adelaide
£894
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Adelaide to London 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 279,928 searches. Data last updated 3 November 2025.
Use the filters below to find and compare flights from Adelaide to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Thu 12/3

13:40-16:55

2 stops37h 45m

London Heathrow

Mon 23/3

21:15-18:15

2 stops34h 30m

£883

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Thu 12/3

11:30-18:35

1 stop41h 35m

London Heathrow

Tue 24/3

22:00-09:55

1 stop25h 25m

£885

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Tue 18/11

12:00-20:10

2 stops42h 40m

London Heathrow

Mon 24/11

17:50-10:30

1 stop30h 10m

£886

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Mon 17/11

06:25-06:30

2 stops34h 35m

London Heathrow

Mon 24/11

22:05-10:30

1 stop25h 55m

£892

AdelaideLondon

ADL - LGW

ADLLGW

Adelaide

Sun 1/2

18:35-06:25

1 stop46h 20m

London Gatwick

Sun 15/2

09:25-08:50

1 stop60h 55m

£905

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Sun 1/2

18:35-15:20

1 stop31h 15m

London Heathrow

Sun 15/2

21:45-08:50

1 stop48h 35m

£905

AdelaideLondon

ADL - LGW

ADLLGW

Adelaide

Mon 17/11

22:00-12:35

1 stop25h 05m

London Gatwick

Sun 23/11

14:05-08:10

2 stops31h 35m

£908

AdelaideLondon

ADL - LGW

ADLLGW

Adelaide

Sun 26/4

21:40-13:25

1 stop24h 15m

London Gatwick

Wed 13/5

09:00-15:50

1 stop22h 20m

£937

AdelaideLondon

ADL - STN

ADLSTN

Adelaide

Mon 17/11

22:40-17:55

1 stop29h 45m

London Stansted

Sun 23/11

14:05-20:50

1 stop20h 15m

£955

AdelaideLondon

ADL - STN

ADLSTN

Adelaide

Tue 10/2

22:40-12:05

1 stop23h 55m

London Stansted

Tue 10/3

20:15-20:50

1 stop38h 05m

£966

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 London from

How to get the cheapest flight ticket from Adelaide to London

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 Adelaide and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Adelaide is in October. Flight prices, which tend to average around £830, are often lower during this time because this is during the off-season. The month of May is another great option to travel to London, with average flight prices from Adelaide averaging around £867.

What is the cheapest day to depart on your flight to London?

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £1,073. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Adelaide to London for around £1,531.

What is the cheapest time of day to depart on your flight to London?

The cheapest time of day to fly to London is at midday when flights can be purchased for as low as £967. Flights in the afternoon are often more expensive, with an average ticket price of £1,228.

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

You are more likely to see cheaper flights to London from Adelaide when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £1,027 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Adelaide for as low as £851 on momondo.

Can stopping save me money on Adelaide to London flights?

You could potentially save up to 19% on your flight if you consider stops on a Adelaide to London flight.

How have Adelaide to London flight prices changed over time?

As of November 2025, prices for Adelaide to London flights are approximately 4% cheaper when compared to flights at the same time last year.

When to book flights from Adelaide to London

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

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

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

Direct flights

None
There are no direct flights from Adelaide to London. There are no popular flight routes from Adelaide to London.
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  • How far is Adelaide to London by plane?

    The distance between Adelaide and London is about 10099.3 mi. By plane, this route typically takes 23h 15m.

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

    Prices for flights from Adelaide Airport to London were last updated today.

  • How many operators does momondo search for flights from Adelaide Airport to London?

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Adelaide Airport to London.

  • What documentation or ID do you need to fly to London?

    The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Adelaide to London

Compare and see reviews for airlines that fly from Adelaide to London with momondo
Airline
Rating
Free Cancellation
Price
Qatar AirwaysPriceFrom £851Free CancellationRating
7.4
3,659 reviews
Search Qatar Airways flights
EmiratesPriceFrom £1,030Free CancellationRating
8.1
3,400 reviews
Search Emirates flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Colchester
Dover
Hayes
Chelmsford
Worthing
Dartford
Ramsgate
Bedford
Stansted

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Adelaide to London . Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Adelaide to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Adelaide to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Adelaide to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport