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

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

What airlines fly to London?

Delta, British Airways and Alaska Airlines are the top three most popular airlines that fly to London from Alaska according to our data. Delta is the first choice among our users, with 44% of people opting to fly with this airline when traveling to London. Keep in mind that there are 3 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to London?

If you’re flying from a popular airport in Alaska, such as Anchorage or Sitka, and flying into London, then you can expect flight times to average 13h 40m and 16h 04m, respectively.

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

Prices for flights from Alaska to London are refreshed on a daily basis.

How many operators does momondo search for flights from Alaska to London?

The number of operators available for flights from Alaska to London is 3 as of August 2026.

How old do you have to be to fly from Alaska to London?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Alaska to London.

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

The required travel and health documents for your London 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$339 Cheap Flights from Alaska to London in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Alaska to London

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 9:15 amANC Anchorage-LHR London Heathrow

18h 15m2 stops Minneapolis St Paul Boston Logan Intl

11:45 am - 8:41 pmLHR London Heathrow-ANC Anchorage

17h 56m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$879Virgin Atlantic

Tue, Sep 29 - Tue, Oct 6

11:51 am - 11:20 amANC Anchorage-LHR London Heathrow

14h 29m1 stop Seattle/Tacoma Intl

11:45 am - 8:41 pmLHR London Heathrow-ANC Anchorage

17h 56m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$884Virgin Atlantic

Tue, Sep 29 - Tue, Oct 6

6:12 am - 3:35 pmANC Anchorage-LHR London Heathrow

24h 23m1 stop Seattle/Tacoma Intl

9:55 am - 8:41 pmLHR London Heathrow-ANC Anchorage

19h 46m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$889KLM

Mon, Sep 21 - Tue, Oct 6

2:58 am - 12:20 pmANC Anchorage-LHR London Heathrow

24h 22m1 stop Seattle/Tacoma Intl

2:45 pm - 12:25 amLHR London Heathrow-ANC Anchorage

18h 40m1 stop Seattle/Tacoma Intl

$900Alaska Airlines

Sun, Jan 10 - Fri, Jan 15

10:00 am - 12:20 pmANC Anchorage-LHR London Heathrow

17h 20m1 stop Seattle/Tacoma Intl

2:45 pm - 9:49 amLHR London Heathrow-ANC Anchorage

28h 04m2 stops Seattle/Tacoma Intl Juneau Intl

$904Alaska Airlines

Mon, Jan 11 - Fri, Jan 15

11:51 am - 3:35 pmANC Anchorage-LHR London Heathrow

18h 44m1 stop Seattle/Tacoma Intl

9:55 am - 12:35 amLHR London Heathrow-ANC Anchorage

23h 40m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$905Delta

Mon, Oct 5 - Wed, Oct 14

8:00 am - 11:20 amANC Anchorage-LHR London Heathrow

18h 20m1 stop Seattle/Tacoma Intl

6:30 am - 8:56 pmLHR London Heathrow-ANC Anchorage

23h 26m2 stops Amsterdam Schiphol Minneapolis St Paul

$905Delta

Wed, Sep 30 - Fri, Nov 27

9:07 am - 3:05 pmANC Anchorage-LHR London Heathrow

20h 58m1 stop Seattle/Tacoma Intl

5:00 pm - 12:48 amLHR London Heathrow-ANC Anchorage

16h 48m1 stop Seattle/Tacoma Intl

$934Alaska Airlines

Tue, Sep 29 - Tue, Oct 6

8:22 pm - 6:55 pmANC Anchorage-LHR London Heathrow

37h 33m2 stops Dallas/Fort Worth Madrid Barajas

8:55 am - 7:17 pmLHR London Heathrow-ANC Anchorage

19h 22m1 stop Dallas/Fort Worth

$1,041British Airways

Sat, Oct 17 - Sat, Oct 24

8:22 pm - 10:15 pmANC Anchorage-LHR London Heathrow

40h 53m2 stops Dallas/Fort Worth Madrid Barajas

8:55 am - 7:17 pmLHR London Heathrow-ANC Anchorage

19h 22m1 stop Dallas/Fort Worth

$1,052British Airways

Thu, Oct 15 - Sat, Oct 24

Cheap last minute flights

Enter your travel dates to find the best prices.

11:01 am - 3:35 pmANC Anchorage-LHR London Heathrow

19h 34m1 stop Seattle/Tacoma Intl

6:30 am - 4:27 pmLHR London Heathrow-ANC Anchorage

18h 57m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$1,148KLM

Fri, Aug 21 - Fri, Sep 11

6:00 am - 1:15 pmANC Anchorage-LHR London Heathrow

22h 15m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson

6:30 am - 5:14 pmLHR London Heathrow-ANC Anchorage

19h 44m2 stops Amsterdam Schiphol Minneapolis St Paul

$1,152Delta

Fri, Aug 21 - Fri, Sep 11

1:32 am - 7:15 amANC Anchorage-LHR London Heathrow

20h 43m2 stops Seattle/Tacoma Intl Atlanta Hartsfield-Jackson

8:40 am - 9:00 pmLHR London Heathrow-ANC Anchorage

21h 20m2 stops Amsterdam Schiphol Minneapolis St Paul

$1,153Delta

Thu, Aug 20 - Fri, Sep 11

2:40 pm - 1:20 pmANC Anchorage-LHR London Heathrow

13h 40m1 stop Vancouver Intl

2:50 pm - 11:05 pmLHR London Heathrow-ANC Anchorage

17h 15m1 stop Denver Intl

$1,172United Airlines

Fri, Aug 21 - Fri, Sep 11

2:40 pm - 1:20 pmANC Anchorage-LHR London Heathrow

13h 40m1 stop Vancouver Intl

2:50 pm - 11:05 pmLHR London Heathrow-ANC Anchorage

17h 15m1 stop Denver Intl

$1,173United Airlines

Fri, Aug 21 - Fri, Sep 11

6:15 am - 4:25 pmANC Anchorage-LHR London Heathrow

25h 10m3 stops Seattle/Tacoma Intl Kastrup Copenhagen Stockholm Arlanda

6:40 am - 8:15 pmLHR London Heathrow-ANC Anchorage

22h 35m2 stops Kastrup Copenhagen Seattle/Tacoma Intl

$1,581Scandinavian Airlines

Fri, Aug 21 - Fri, Sep 11

8:15 am - 4:25 pmANC Anchorage-LHR London Heathrow

23h 10m3 stops Seattle/Tacoma Intl Kastrup Copenhagen Stockholm Arlanda

6:40 am - 12:27 amLHR London Heathrow-ANC Anchorage

26h 47m3 stops Stockholm Arlanda Kastrup Copenhagen Seattle/Tacoma Intl

$1,588Scandinavian Airlines

Fri, Aug 21 - Fri, Sep 11

6:15 am - 6:30 pmANC Anchorage-LHR London Heathrow

27h 15m3 stops Seattle/Tacoma Intl Kastrup Copenhagen Stockholm Arlanda

6:40 am - 8:15 pmLHR London Heathrow-ANC Anchorage

22h 35m2 stops Kastrup Copenhagen Seattle/Tacoma Intl

$1,847Scandinavian Airlines

Fri, Aug 21 - Fri, Sep 11

8:15 am - 4:25 pmANC Anchorage-LHR London Heathrow

23h 10m3 stops Seattle/Tacoma Intl Kastrup Copenhagen Stockholm Arlanda

6:40 am - 12:27 amLHR London Heathrow-ANC Anchorage

26h 47m3 stops Stockholm Arlanda Kastrup Copenhagen Seattle/Tacoma Intl

$1,944Scandinavian Airlines

Fri, Aug 21 - Fri, Sep 11

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KLM flights from Alaska to London

Our best KLM deals on Alaska to London flight tickets

KLM

Sep 21

ANC6:12 amAnchorage

24h 23m

1 stop

LHR3:35 pmLondon Heathrow

Oct 6

LHR9:55 amLondon Heathrow

19h 46m

2 stops

ANC8:41 pmAnchorage

$889

KLM

Sep 30

ANC6:00 amAnchorage

18h 00m

2 stops

LHR9:00 amLondon Heathrow

Nov 27

LHR6:30 amLondon Heathrow

23h 26m

2 stops

ANC8:56 pmAnchorage

$914

KLM

Oct 4

ANC6:00 amAnchorage

16h 40m

2 stops

LHR7:40 amLondon Heathrow

Oct 11

LHR6:30 amLondon Heathrow

23h 29m

2 stops

ANC8:59 pmAnchorage

$922

Air Canada flights from Alaska to London

Our best Air Canada deals on Alaska to London flight tickets

Air Canada

Sep 21

ANC8:00 pmAnchorage

25h 35m

2 stops

LHR6:35 amLondon Heathrow

Oct 6

LHR5:40 pmLondon Heathrow

35h 17m

2 stops

ANC7:57 pmAnchorage

$907

Air Canada

Sep 29

ANC8:59 pmAnchorage

26h 36m

2 stops

LHR8:35 amLondon Heathrow

Nov 24

LHR11:10 amLondon Heathrow

41h 29m

2 stops

ANC7:39 pmAnchorage

$931

Air Canada

Oct 2

ANC8:59 pmAnchorage

48h 36m

2 stops

LHR6:35 amLondon Heathrow

Nov 26

LHR6:00 pmLondon Heathrow

34h 39m

2 stops

ANC7:39 pmAnchorage

$940

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AnchorageLondon

ANC Anchorage - LHR London Heathrow

ANCLHR

Anchorage

Tue 9/29

6:00 am-9:15 am

2 stops18h 15m

London Heathrow

Tue 10/6

11:45 am-8:41 pm

2 stops17h 56m

$879

Quickest round-trip

AnchorageLondon

ANC Anchorage - LHR London Heathrow

ANCLHR

Anchorage

Tue 9/29

11:51 am-11:20 am

1 stop14h 29m

London Heathrow

Tue 10/6

11:45 am-8:41 pm

2 stops17h 56m

$884

AnchorageLondon

ANC Anchorage - LHR London Heathrow

ANCLHR

Anchorage

Mon 9/21

6:12 am-3:35 pm

1 stop24h 23m

London Heathrow

Tue 10/6

9:55 am-8:41 pm

2 stops19h 46m

$889

AnchorageLondon

ANC Anchorage - LHR London Heathrow

ANCLHR

Anchorage

Sun 1/10

2:58 am-12:20 pm

1 stop24h 22m

London Heathrow

Fri 1/15

2:45 pm-12:25 am

1 stop18h 40m

$900

AnchorageLondon

ANC Anchorage - LHR London Heathrow

ANCLHR

Anchorage

Mon 1/11

10:00 am-12:20 pm

1 stop17h 20m

London Heathrow

Fri 1/15

2:45 pm-9:49 am

2 stops28h 04m

$904

AnchorageLondon

ANC Anchorage - LHR London Heathrow

ANCLHR

Anchorage

Mon 10/5

11:51 am-3:35 pm

1 stop18h 44m

London Heathrow

Wed 10/14

9:55 am-12:35 am

2 stops23h 40m

$905

AnchorageLondon

ANC Anchorage - LHR London Heathrow

ANCLHR

Anchorage

Wed 9/30

8:00 am-11:20 am

1 stop18h 20m

London Heathrow

Fri 11/27

6:30 am-8:56 pm

2 stops23h 26m

$905

AnchorageLondon

ANC Anchorage - LHR London Heathrow

ANCLHR

Anchorage

Tue 9/29

9:07 am-3:05 pm

1 stop20h 58m

London Heathrow

Tue 10/6

5:00 pm-12:48 am

1 stop16h 48m

$934

AnchorageLondon

ANC Anchorage - LHR London Heathrow

ANCLHR

Anchorage

Sat 10/17

8:22 pm-6:55 pm

2 stops37h 33m

London Heathrow

Sat 10/24

8:55 am-7:17 pm

1 stop19h 22m

$1,041

AnchorageLondon

ANC Anchorage - LHR London Heathrow

ANCLHR

Anchorage

Thu 10/15

8:22 pm-10:15 pm

2 stops40h 53m

London Heathrow

Sat 10/24

8:55 am-7:17 pm

1 stop19h 22m

$1,052

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Alaska 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

Prices

Airlines

Other information

What is the cheapest month to fly to London?

The cheapest month to fly to London from Alaska is in October. Flight prices, which tend to average around $922, are often lower during this time because this is during the off-season. The month of April is another great option to travel to London, with average flight prices from Alaska averaging around $933.

Can stopping save me money on Alaska to London flights?

You could potentially save up to 21% on your flight if you consider stops on a Alaska to London flight.

Cheap Alaska to London flight deals and tips

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

Best Price Found	$339
Fastest flight time	13h 40m
Direct flights	None

The best one-way flight to London from Alaska in the past 72 hours is $339. The best round-trip flight deal from Alaska to London found on momondo in the last 72 hours is $879.

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

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

Search flight deals

Frequently asked questions about flying from Alaska to London

When did momondo last update prices for flights from Alaska to London?
Prices for flights from Alaska to London are refreshed on a daily basis.
How many operators does momondo search for flights from Alaska to London?
The number of operators available for flights from Alaska to London is 3 as of August 2026.
How old do you have to be to fly from Alaska to London?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Alaska to London.
What documentation or ID do you need to fly to London?
The required travel and health documents for your London 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Alaska to London

Compare and see reviews for airlines that fly from Alaska to London with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $757	Free Cancellation	Rating 7.8 8,504 reviews	Search Delta flights
Alaska Airlines	PriceFrom $896	Free Cancellation	Rating 7.9 12,815 reviews	Search Alaska Airlines flights
British Airways	PriceFrom $1,255	Free Cancellation	Rating 6.7 8,179 reviews	Search British Airways flights

Hounslow

Gatwick

Milton Keynes

Luton

Hayes

Wembley

Croydon

Dover

Stansted

Richmond

Kingston upon Thames

Harrow

Watford

Cobham

Slough

Uxbridge

Eastbourne

Worthing

Romford

Ilford

Why use momondo?

Why should I use momondo to find a flight deal from Alaska 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 Alaska to London for you.

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?

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 Alaska.

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

Of course. momondo tracks the price of Alaska to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Alaska to London from $339

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 2/6. 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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KLM flights from Alaska to London

Our best KLM deals on Alaska to London flight tickets

Air Canada flights from Alaska to London

Our best Air Canada deals on Alaska to London flight tickets

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How to get the cheapest flight ticket from Alaska to London

What is the cheapest month to fly to London?

Can stopping save me money on Alaska to London flights?

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

What airlines fly to London?

How long does it take to fly to London?

Cheap Alaska to London flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Alaska to London

Best airlines flying from Alaska to London

Compare and see reviews for airlines that fly from Alaska to London with momondo

Traveling to a place near London?

Why use momondo?

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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

Fly your favorite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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