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Cheap flights from Alaska to London from £313

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Alaska to London departing on 8/12. 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

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Multiple Airlines Logo
06:05 - 07:05ANC-LHR
16h 00m1 stop
Multiple Airlines Logo
06:20 - 18:46LHR-ANC
21h 26m2 stops
£481Multiple Airlines
Find Deal
Fri, 7 Nov - Fri, 21 Nov
KLM Logo
00:30 - 10:30ANC-LHR
25h 00m1 stop
KLM Logo
08:40 - 18:46LHR-ANC
19h 06m2 stops
£482KLM
Find Deal
Sun, 9 Nov - Sun, 23 Nov
Delta Logo
00:30 - 06:25ANC-LHR
21h 55m2 stops
Delta Logo
06:20 - 18:46LHR-ANC
21h 26m2 stops
£485Delta
Find Deal
Sun, 26 Oct - Mon, 10 Nov
Delta Logo
00:30 - 07:50ANC-LHR
22h 20m2 stops
Delta Logo
06:30 - 19:04LHR-ANC
21h 34m2 stops
£485Delta
Find Deal
Wed, 26 Nov - Thu, 4 Dec
KLM Logo
06:05 - 07:05ANC-LHR
16h 00m1 stop
KLM Logo
11:05 - 18:46LHR-ANC
16h 41m1 stop
£487KLM
Find Deal
Fri, 7 Nov - Fri, 21 Nov
United Airlines Logo
21:07 - 07:10ANC-LHR
49h 03m2 stops
United Airlines Logo
06:35 - 19:59LHR-ANC
22h 24m2 stops
£500United Airlines
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Fri, 7 Nov - Fri, 21 Nov
United Airlines Logo
23:59 - 09:40ANC-LHR
24h 41m1 stop
United Airlines Logo
18:00 - 22:56LHR-ANC
37h 56m2 stops
£520United Airlines
Find Deal
Thu, 27 Nov - Thu, 4 Dec
Lufthansa Logo
09:00 - 17:45ANC-LHR
23h 45m2 stops
Lufthansa Logo
19:30 - 19:45LHR-ANC
32h 15m2 stops
£618Lufthansa
Find Deal
Tue, 24 Feb - Mon, 9 Mar
Icelandair Logo
10:00 - 11:55ANC-LHR
16h 55m2 stops
Icelandair Logo
13:05 - 01:28LHR-ANC
21h 23m2 stops
£696Icelandair
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Tue, 7 Apr - Sun, 19 Apr
Icelandair Logo
10:00 - 19:30ANC-LHR
25h 30m2 stops
Icelandair Logo
13:05 - 01:28LHR-ANC
21h 23m2 stops
£718Icelandair
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Sun, 22 Mar - Sat, 4 Apr

KLM flights from Alaska to London Heathrow Airport

Our best KLM deals on Alaska to London Heathrow Airport flight tickets
KLM
27 Oct
ANC06:05Anchorage
17h 00m
1 stop
LHR07:05London Heathrow
10 Nov
LHR08:40London Heathrow
19h 06m
2 stops
ANC18:46Anchorage
£482
Find similar
KLM
9 Nov
ANC00:30Anchorage
25h 00m
1 stop
LHR10:30London Heathrow
23 Nov
LHR08:40London Heathrow
19h 06m
2 stops
ANC18:46Anchorage
£482
Find similar
KLM
7 Nov
ANC06:05Anchorage
16h 00m
1 stop
LHR07:05London Heathrow
21 Nov
LHR11:05London Heathrow
16h 41m
1 stop
ANC18:46Anchorage
£487
Find similar

Delta flights from Alaska to London Heathrow Airport

Our best Delta deals on Alaska to London Heathrow Airport flight tickets
Delta
27 Oct
ANC06:05Anchorage
17h 00m
1 stop
LHR07:05London Heathrow
10 Nov
LHR06:20London Heathrow
21h 26m
2 stops
ANC18:46Anchorage
£481
Find similar
Delta
26 Oct
ANC00:30Anchorage
21h 55m
2 stops
LHR06:25London Heathrow
10 Nov
LHR06:20London Heathrow
21h 26m
2 stops
ANC18:46Anchorage
£485
Find similar
Delta
26 Oct
ANC00:30Anchorage
22h 35m
2 stops
LHR07:05London Heathrow
10 Nov
LHR06:30London Heathrow
21h 16m
2 stops
ANC18:46Anchorage
£485
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Alaska 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 October 2025.
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

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Fri 7/11

06:05-07:05

1 stop16h 00m

London Heathrow

Fri 21/11

06:20-18:46

2 stops21h 26m

£481

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 9/11

00:30-10:30

1 stop25h 00m

London Heathrow

Sun 23/11

08:40-18:46

2 stops19h 06m

£482

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 26/10

00:30-06:25

2 stops21h 55m

London Heathrow

Mon 10/11

06:20-18:46

2 stops21h 26m

£485

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Wed 26/11

00:30-07:50

2 stops22h 20m

London Heathrow

Thu 4/12

06:30-19:04

2 stops21h 34m

£485

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Fri 7/11

06:05-07:05

1 stop16h 00m

London Heathrow

Fri 21/11

11:05-18:46

1 stop16h 41m

£487

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Fri 7/11

21:07-07:10

2 stops49h 03m

London Heathrow

Fri 21/11

06:35-19:59

2 stops22h 24m

£500

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Thu 27/11

23:59-09:40

1 stop24h 41m

London Heathrow

Thu 4/12

18:00-22:56

2 stops37h 56m

£520

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 24/2

09:00-17:45

2 stops23h 45m

London Heathrow

Mon 9/3

19:30-19:45

2 stops32h 15m

£618

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 7/4

10:00-11:55

2 stops16h 55m

London Heathrow

Sun 19/4

13:05-01:28

2 stops21h 23m

£696

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 22/3

10:00-19:30

2 stops25h 30m

London Heathrow

Sat 4/4

13:05-01:28

2 stops21h 23m

£718

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 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

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

In general, April 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 £635. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from Alaska averaging around £654.

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 morning. momondo users have found flights departing from Alaska to London Heathrow Airport in the morning for as low as £744. 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 at midday when prices are £1,049 on average. Flights to London Heathrow Airport from Alaska at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You could potentially save up to 32% 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

Direct flights

None
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 many operators does momondo search for flights from Alaska to London Heathrow Airport?

  • 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.

Best airlines flying from Alaska to London Heathrow Airport

Compare and see reviews for airlines that fly from Alaska to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom £523Free CancellationRating
7.4
667 reviews
Search Virgin Atlantic flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Ipswich
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Poole
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Hayes
Chelmsford

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.

An easier way to manage your London Heathrow Airport trip

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