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Cheap flights from Adelaide to London from £344

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 26/10. 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

Malaysia Airlines Logo
11:00 - 15:25ADL-LHR
38h 55m1 stop
Malaysia Airlines Logo
21:25 - 08:10LHR-ADL
24h 15m1 stop
£735Malaysia Airlines
Find Deal
Fri, 7 Nov - Sun, 16 Nov
Logo
12:15 - 19:00ADL-LHR
40h 15m2 stops
Logo
22:10 - 22:00LHR-ADL
38h 20m2 stops
£785
Find Deal
Tue, 14 Oct - Tue, 21 Oct
Qatar Airways Logo
22:00 - 17:25ADL-LHR
29h 55m1 stop
Qatar Airways Logo
08:05 - 17:05LHR-ADL
22h 30m1 stop
£788Qatar Airways
Find Deal
Thu, 15 Jan - Sun, 15 Feb
Qatar Airways Logo
12:35 - 07:00ADL-LHR
28h 55m2 stops
Qatar Airways Logo
08:05 - 17:05LHR-ADL
22h 30m1 stop
£805Qatar Airways
Find Deal
Fri, 7 Nov - Sun, 16 Nov
Qatar Airways Logo
22:00 - 17:25ADL-LHR
29h 55m1 stop
Qatar Airways Logo
08:05 - 17:05LHR-ADL
22h 30m1 stop
£808Qatar Airways
Find Deal
Thu, 20 Nov - Sun, 30 Nov
Singapore Airlines Logo
18:35 - 15:20ADL-LHR
31h 15m1 stop
Singapore Airlines Logo
10:40 - 17:20LHR-ADL
44h 10m1 stop
£825Singapore Airlines
Find Deal
Sun, 9 Nov - Sat, 22 Nov
Singapore Airlines Logo
18:35 - 15:20ADL-LHR
31h 15m1 stop
Singapore Airlines Logo
10:40 - 17:20LHR-ADL
44h 10m1 stop
£829Singapore Airlines
Find Deal
Sun, 9 Nov - Sat, 22 Nov
Cathay Pacific Logo
06:05 - 06:20ADL-LHR
34h 45m2 stops
Cathay Pacific Logo
17:50 - 11:15LHR-ADL
30h 55m2 stops
£914Cathay Pacific
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Thu, 20 Nov - Sun, 30 Nov
Air India Logo
16:50 - 11:30ADL-LHR
29h 10m2 stops
Air India Logo
08:45 - 08:55LHR-ADL
37h 40m2 stops
£924Air India
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Thu, 15 Jan - Sun, 15 Feb
Cathay Pacific Logo
19:00 - 15:00ADL-LHR
30h 30m2 stops
Cathay Pacific Logo
20:15 - 15:45LHR-ADL
33h 00m2 stops
£949Cathay Pacific
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Thu, 20 Nov - Sun, 30 Nov

Malaysia Airlines flights from Adelaide to London Heathrow Airport

Our best Malaysia Airlines deals on Adelaide to London Heathrow Airport flight tickets
Malaysia Airlines
7 Nov
ADL11:00Adelaide
38h 55m
1 stop
LHR15:25London Heathrow
16 Nov
LHR21:25London Heathrow
24h 15m
1 stop
ADL08:10Adelaide
£735
Find similar
Malaysia Airlines
20 Nov
ADL11:00Adelaide
29h 05m
1 stop
LHR05:35London Heathrow
30 Nov
LHR21:25London Heathrow
24h 15m
1 stop
ADL08:10Adelaide
£939
Find similar
Malaysia Airlines
17 Aug
ADL09:50Adelaide
28h 35m
1 stop
LHR05:55London Heathrow
28 Sept
LHR21:35London Heathrow
24h 55m
1 stop
ADL07:00Adelaide
£1,203
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Singapore Airlines flights from Adelaide to London Heathrow Airport

Our best Singapore Airlines deals on Adelaide to London Heathrow Airport flight tickets
Singapore Airlines
9 Nov
ADL18:35Adelaide
31h 15m
1 stop
LHR15:20London Heathrow
22 Nov
LHR10:40London Heathrow
44h 10m
1 stop
ADL17:20Adelaide
£825
Find similar
Singapore Airlines
9 Nov
ADL18:35Adelaide
31h 15m
1 stop
LHR15:20London Heathrow
22 Nov
LHR10:40London Heathrow
44h 10m
1 stop
ADL17:20Adelaide
£829
Find similar
Singapore Airlines
20 Nov
ADL10:15Adelaide
39h 35m
1 stop
LHR15:20London Heathrow
30 Nov
LHR09:10London Heathrow
21h 40m
1 stop
ADL17:20Adelaide
£934
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Adelaide to London Heathrow Airport 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 15 August 2025.
Use the filters below to find and compare flights from Adelaide to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Fri 7/11

11:00-15:25

1 stop38h 55m

London Heathrow

Sun 16/11

21:25-08:10

1 stop24h 15m

£735

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Tue 14/10

12:15-19:00

2 stops40h 15m

London Heathrow

Tue 21/10

22:10-22:00

2 stops38h 20m

£785

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Thu 15/1

22:00-17:25

1 stop29h 55m

London Heathrow

Sun 15/2

08:05-17:05

1 stop22h 30m

£788

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Fri 7/11

12:35-07:00

2 stops28h 55m

London Heathrow

Sun 16/11

08:05-17:05

1 stop22h 30m

£805

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Thu 20/11

22:00-17:25

1 stop29h 55m

London Heathrow

Sun 30/11

08:05-17:05

1 stop22h 30m

£808

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Sun 9/11

18:35-15:20

1 stop31h 15m

London Heathrow

Sat 22/11

10:40-17:20

1 stop44h 10m

£825

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Sun 9/11

18:35-15:20

1 stop31h 15m

London Heathrow

Sat 22/11

10:40-17:20

1 stop44h 10m

£829

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Thu 20/11

06:05-06:20

2 stops34h 45m

London Heathrow

Sun 30/11

17:50-11:15

2 stops30h 55m

£914

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Thu 15/1

16:50-11:30

2 stops29h 10m

London Heathrow

Sun 15/2

08:45-08:55

2 stops37h 40m

£924

AdelaideLondon

ADL - LHR

ADLLHR

Adelaide

Thu 20/11

19:00-15:00

2 stops30h 30m

London Heathrow

Sun 30/11

20:15-15:45

2 stops33h 00m

£949

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Adelaide to London Heathrow Airport

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 cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from Adelaide to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £791. The month of May is another great option to travel to London Heathrow Airport, with average flight prices from Adelaide averaging around £861.

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

On average, the least expensive day to fly to London Heathrow Airport from Adelaide is on a Thursday. momondo users have found tickets for Thursday departures for as low as £1,033. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Tuesday is £1,286.

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

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Adelaide to London Heathrow Airport in the evening for as low as £1,075. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £1,320 on average. Flights to London Heathrow Airport from Adelaide in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to London Heathrow Airport from Adelaide when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £994 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Adelaide for as low as £841 on momondo.

How have Adelaide to London Heathrow Airport flight prices changed over time?

As of August 2025, prices for Adelaide to London Heathrow Airport flights are approximately 6% more expensive when compared to flights at the same time last year.

When to book flights from Adelaide to London Heathrow Airport

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

Cheap Adelaide to London Heathrow Airport (ADL to LHR) flight deals and tips

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

Best price found

£344

Fastest flight time

23h 05m

Direct flights

None
The best one-way flight to London Heathrow Airport from Adelaide in the past 72 hours is £344. The best return flight deal from Adelaide to London Heathrow Airport found on momondo in the last 72 hours is £735.
The fastest flight from Adelaide to London Heathrow Airport takes 23h 05m
There are no direct flights from Adelaide to London Heathrow Airport. Popular non-direct route for this connection is Adelaide Airport - London Heathrow Airport.
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  • How far is Adelaide to London Heathrow by plane?

    A flight from Adelaide to London Heathrow will travel around 10113.6 mi. Flights usually cover this in 23h 05m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    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 Heathrow Airport.

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

    The necessary travel and health documents for your London Heathrow Airport 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 Heathrow Airport?

Best airlines flying from Adelaide to London Heathrow Airport

Compare and see reviews for airlines that fly from Adelaide to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Qatar AirwaysPriceFrom £825Free CancellationRating
7.4
3,608 reviews
Search Qatar Airways flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Northampton
Slough
Maidstone
Swindon
Gatwick
Southend-on-Sea
Canterbury
Stratford-upon-Avon
Ipswich
Ilford
Guildford
Colchester
Swanage
Worthing
Hounslow
Dartford
Dover

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Adelaide to London for you.

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

Yes. momondo enables you to select and highlight flights to London from Adelaide with this policy.

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

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 London from Adelaide.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Adelaide and alert you when they change.

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