What is the cheapest airline that flies from Alaska to London Heathrow?

United Airlines, British Airways, and Alaska Airlines are the most popular carriers operating from Alaska to London Heathrow

How long does it take to fly to London Heathrow Airport?

If you’re flying from a popular airport in Alaska, such as Anchorage or Juneau, and flying into London Heathrow Airport, then you can expect flight times to average 13h 40m and 25h 35m, respectively.

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

Prices for flights from Alaska to London Heathrow Airport refresh daily.

How old do you have to be to fly from Alaska 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 Alaska to London Heathrow Airport.

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

The required travel and health documents for your London Heathrow 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 license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£232 Cheap Flights from Alaska to London Heathrow Airport in 2026

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Find the cheapest flights from Alaska to London

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:45 - 15:35

ANC

LHR

14h 50m

1 stop

06:30 - 20:46

LHR

ANC

23h 16m

2 stops

£585Virgin Atlantic

Tue, 21 Apr - Tue, 28 Apr

13:41 - 15:35

ANC

LHR

16h 54m

1 stop

11:40 - 20:46

LHR

ANC

18h 06m

1 stop

£605Virgin Atlantic

Tue, 21 Apr - Tue, 28 Apr

20:50 - 06:30

ANC

LHR

48h 40m

2 stops

07:25 - 22:45

LHR

ANC

24h 20m

2 stops

£612United Airlines

Fri, 17 Apr - Fri, 24 Apr

23:47 - 09:40

ANC

LHR

24h 53m

1 stop

09:00 - 20:06

LHR

ANC

44h 06m

2 stops

£617United Airlines

Mon, 27 Apr - Tue, 5 May

20:50 - 10:00

ANC

LHR

28h 10m

2 stops

09:00 - 20:06

LHR

ANC

44h 06m

2 stops

£620United Airlines

Mon, 27 Apr - Tue, 5 May

20:30 - 08:05

ANC

LHR

26h 35m

1 stop

08:55 - 18:50

LHR

ANC

18h 55m

1 stop

£627British Airways

Mon, 27 Apr - Fri, 8 May

20:50 - 06:30

ANC

LHR

24h 40m

2 stops

09:30 - 13:36

LHR

ANC

37h 06m

2 stops

£628Air Canada

Mon, 27 Apr - Fri, 8 May

12:22 - 13:45

ANC

LHR

16h 23m

1 stop

08:55 - 18:50

LHR

ANC

18h 55m

1 stop

£630Multiple Airlines

Mon, 27 Apr - Tue, 5 May

01:15 - 09:40

FAI

LHR

23h 25m

1 stop

08:00 - 19:16

LHR

FAI

20h 16m

1 stop

£723Multiple Airlines

Wed, 12 Aug - Thu, 20 Aug

14:32 - 13:45

JNU

LHR

14h 13m

1 stop

16:30 - 22:50

LHR

JNU

15h 20m

1 stop

£1,054British Airways

Thu, 7 May - Thu, 14 May

Scandinavian Airlines flights from Alaska to London Heathrow Airport

Our best Scandinavian Airlines deals on Alaska to London Heathrow Airport flight tickets

Scandinavian Airlines

6 Sept

JNU07:05Juneau Intl

25h 35m

2 stops

LHR17:40London Heathrow

10 Sept

LHR17:00London Heathrow

34h 07m

2 stops

JNU18:07Juneau Intl

£780

Scandinavian Airlines

25 Mar

ANC06:15Anchorage

20h 15m

1 stop

LHR10:30London Heathrow

27 Mar

LHR12:20London Heathrow

16h 15m

1 stop

ANC20:35Anchorage

£1,115

Scandinavian Airlines

25 Mar

FAI01:30Fairbanks

21h 20m

2 stops

LHR06:50London Heathrow

28 Mar

LHR17:50London Heathrow

38h 22m

2 stops

FAI00:12Fairbanks

£1,880

Air France flights from Alaska to London Heathrow Airport

Our best Air France deals on Alaska to London Heathrow Airport flight tickets

Air France

24 Mar

ANC06:15Anchorage

20h 15m

1 stop

LHR10:30London Heathrow

31 Mar

LHR17:45London Heathrow

15h 44m

1 stop

ANC00:29Anchorage

£831

Air France

1 May

FAI01:45Fairbanks

24h 35m

2 stops

LHR11:20London Heathrow

9 May

LHR17:45London Heathrow

15h 50m

1 stop

FAI00:35Fairbanks

£878

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 21/4

15:45-15:35

1 stop14h 50m

London Heathrow

Tue 28/4

06:30-20:46

2 stops23h 16m

£585

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 21/4

13:41-15:35

1 stop16h 54m

London Heathrow

Tue 28/4

11:40-20:46

1 stop18h 06m

£605

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Fri 17/4

20:50-06:30

2 stops48h 40m

London Heathrow

Fri 24/4

07:25-22:45

2 stops24h 20m

£612

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 27/4

23:47-09:40

1 stop24h 53m

London Heathrow

Tue 5/5

09:00-20:06

2 stops44h 06m

£617

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 27/4

20:50-10:00

2 stops28h 10m

London Heathrow

Tue 5/5

09:00-20:06

2 stops44h 06m

£620

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 27/4

20:30-08:05

1 stop26h 35m

London Heathrow

Fri 8/5

08:55-18:50

1 stop18h 55m

£627

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 27/4

20:50-06:30

2 stops24h 40m

London Heathrow

Fri 8/5

09:30-13:36

2 stops37h 06m

£628

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 27/4

12:22-13:45

1 stop16h 23m

London Heathrow

Tue 5/5

08:55-18:50

1 stop18h 55m

£630

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Wed 12/8

01:15-09:40

1 stop23h 25m

London Heathrow

Thu 20/8

08:00-19:16

1 stop20h 16m

£723

Fastest return journey

JuneauLondon

JNU - LHR

JNULHR

Juneau Intl

Thu 7/5

14:32-13:45

1 stop14h 13m

London Heathrow

Thu 14/5

16:30-22:50

1 stop15h 20m

£1,054

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Alaska 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

Prices

Airlines

Other information

What is the cheapest month to fly to London Heathrow Airport?

In general, August is the cheapest month to fly from Alaska to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £592. The month of September is another great option to travel to London Heathrow Airport, with average flight prices from Alaska averaging around £610.

Can stopping save me money on Alaska to London Heathrow Airport flights?

You could potentially save up to 39% on your flight if you consider stops on a Alaska to London Heathrow Airport flight.

Cheap Alaska to London Heathrow Airport flight deals and tips

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

Fastest flight time	13h 40m
Direct flights	None

The fastest flight from Alaska to London Heathrow Airport takes 13h 40m

There are no direct flights from Alaska to London Heathrow Airport. There are no popular flight routes from Alaska to London Heathrow Airport.

Search flight deals

When did momondo last update prices for flights from Alaska to London Heathrow Airport?
Prices for flights from Alaska to London Heathrow Airport refresh daily.
How old do you have to be to fly from Alaska 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 Alaska to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The required travel and health documents for your London Heathrow 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 license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Eastbourne

Milton Keynes

Luton

Gatwick

Slough

Maidstone

Northampton

Stratford-upon-Avon

Swindon

Southend-on-Sea

Ipswich

Canterbury

Wembley

Ilford

Poole

Chelmsford

Guildford

Hayes

Dover

Folkestone

Why use momondo?

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

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 London from Alaska.

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

Yes. momondo allows you to filter the results for Alaska to London flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to London from Alaska. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Alaska 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 Alaska and alert you when they change.