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

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

How long does it take to fly to London?

If you’re flying from a popular airport in Alaska, such as Anchorage or Fairbanks, and flying into London, then you can expect flight times to average 13h 40m and 15h 55m, 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 1 as of March 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.

$309 Cheap Flights from Alaska to London in 2026

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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.

3:45 pm - 3:35 pm

ANC

LHR

14h 50m

1 stop

6:30 am - 8:46 pm

LHR

ANC

23h 16m

2 stops

$781Virgin Atlantic

Tue, Apr 21 - Tue, Apr 28

1:41 pm - 3:35 pm

ANC

LHR

16h 54m

1 stop

11:40 am - 8:46 pm

LHR

ANC

18h 06m

1 stop

$807Virgin Atlantic

Tue, Apr 21 - Tue, Apr 28

8:50 pm - 6:30 am

ANC

LHR

48h 40m

2 stops

7:25 am - 10:45 pm

LHR

ANC

24h 20m

2 stops

$816United Airlines

Fri, Apr 17 - Fri, Apr 24

11:47 pm - 9:40 am

ANC

LHR

24h 53m

1 stop

9:00 am - 8:06 pm

LHR

ANC

44h 06m

2 stops

$823United Airlines

Mon, Apr 27 - Tue, May 5

8:50 pm - 10:00 am

ANC

LHR

28h 10m

2 stops

9:00 am - 8:06 pm

LHR

ANC

44h 06m

2 stops

$827United Airlines

Mon, Apr 27 - Tue, May 5

8:30 pm - 8:05 am

ANC

LHR

26h 35m

1 stop

8:55 am - 6:50 pm

LHR

ANC

18h 55m

1 stop

$836British Airways

Mon, Apr 27 - Fri, May 8

8:50 pm - 6:30 am

ANC

LHR

24h 40m

2 stops

9:30 am - 1:36 pm

LHR

ANC

37h 06m

2 stops

$838Air Canada

Mon, Apr 27 - Fri, May 8

12:22 pm - 1:45 pm

ANC

LHR

16h 23m

1 stop

8:55 am - 6:50 pm

LHR

ANC

18h 55m

1 stop

$841Multiple Airlines

Mon, Apr 27 - Tue, May 5

1:22 pm - 2:40 pm

ANC

LGW

16h 18m

2 stops

3:40 pm - 11:11 am

LGW

ANC

28h 31m

2 stops

$942Multiple Airlines

Mon, Apr 27 - Tue, May 5

8:30 pm - 9:10 pm

ANC

LCY

39h 40m

2 stops

7:15 pm - 6:50 pm

LCY

ANC

56h 35m

2 stops

$1,055British Airways

Wed, Apr 15 - Wed, Apr 22

Scandinavian Airlines flights from Alaska to London

Our best Scandinavian Airlines deals on Alaska to London flight tickets

Scandinavian Airlines

Sep 6

JNU7:05 amJuneau Intl

25h 35m

2 stops

LHR5:40 pmLondon Heathrow

Sep 10

LHR5:00 pmLondon Heathrow

34h 07m

2 stops

JNU6:07 pmJuneau Intl

$1,040

Scandinavian Airlines

Mar 25

ANC6:15 amAnchorage

20h 15m

1 stop

LHR10:30 amLondon Heathrow

Mar 27

LHR12:20 pmLondon Heathrow

16h 15m

1 stop

ANC8:35 pmAnchorage

$1,488

Scandinavian Airlines

Mar 24

ANC1:34 amAnchorage

21h 16m

2 stops

LHR6:50 amLondon Heathrow

Mar 27

LHR12:20 pmLondon Heathrow

20h 09m

1 stop

ANC12:29 amAnchorage

$1,493

Alaska Airlines flights from Alaska to London

Our best Alaska Airlines deals on Alaska to London flight tickets

Alaska Airlines

Sep 16

SIT7:08 pmSitka

34h 57m

3 stops

LHR3:05 pmLondon Heathrow

Sep 20

LHR5:00 pmLondon Heathrow

26h 06m

2 stops

SIT10:06 amSitka

$1,470

Alaska Airlines

Sep 16

SIT1:40 pmSitka

16h 25m

1 stop

LHR3:05 pmLondon Heathrow

Sep 20

LHR5:00 pmLondon Heathrow

28h 50m

1 stop

SIT12:50 pmSitka

$1,514

Alaska Airlines

Sep 16

SIT1:40 pmSitka

16h 25m

1 stop

LHR3:05 pmLondon Heathrow

Sep 20

LHR5:00 pmLondon Heathrow

28h 50m

1 stop

SIT12:50 pmSitka

$1,565

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 4/21

3:45 pm-3:35 pm

1 stop14h 50m

London Heathrow

Tue 4/28

6:30 am-8:46 pm

2 stops23h 16m

$781

Quickest round-trip

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 4/21

1:41 pm-3:35 pm

1 stop16h 54m

London Heathrow

Tue 4/28

11:40 am-8:46 pm

1 stop18h 06m

$807

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Fri 4/17

8:50 pm-6:30 am

2 stops48h 40m

London Heathrow

Fri 4/24

7:25 am-10:45 pm

2 stops24h 20m

$816

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 4/27

11:47 pm-9:40 am

1 stop24h 53m

London Heathrow

Tue 5/5

9:00 am-8:06 pm

2 stops44h 06m

$823

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 4/27

8:50 pm-10:00 am

2 stops28h 10m

London Heathrow

Tue 5/5

9:00 am-8:06 pm

2 stops44h 06m

$827

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 4/27

8:30 pm-8:05 am

1 stop26h 35m

London Heathrow

Fri 5/8

8:55 am-6:50 pm

1 stop18h 55m

$836

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 4/27

8:50 pm-6:30 am

2 stops24h 40m

London Heathrow

Fri 5/8

9:30 am-1:36 pm

2 stops37h 06m

$838

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 4/27

12:22 pm-1:45 pm

1 stop16h 23m

London Heathrow

Tue 5/5

8:55 am-6:50 pm

1 stop18h 55m

$841

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Mon 4/27

1:22 pm-2:40 pm

2 stops16h 18m

London Gatwick

Tue 5/5

3:40 pm-11:11 am

2 stops28h 31m

$942

AnchorageLondon

ANC - LCY

ANCLCY

Anchorage

Wed 4/15

8:30 pm-9:10 pm

2 stops39h 40m

London City

Wed 4/22

7:15 pm-6:50 pm

2 stops56h 35m

$1,055

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

Can stopping save me money on Alaska to London flights?

You could potentially save up to 33% 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

Fastest flight time	14h 50m
Direct flights	None

The fastest flight from Alaska to London takes 14h 50m

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

Search flight deals

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 1 as of March 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 7.9 8,319 reviews		Search Delta flights

Gatwick

Hounslow

Milton Keynes

Luton

Dover

Slough

Crawley

Wembley

Hayes

Dartford

Croydon

Harrow

Watford

Brentwood

Guildford

Stansted

Cobham

Folkestone

Romford

Richmond

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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London Heathrow Airport

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London Stansted Airport

Cheap flights from Alaska to London from $309

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 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

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Find the cheapest flights from Alaska to London

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Scandinavian Airlines flights from Alaska to London

Our best Scandinavian Airlines deals on Alaska to London flight tickets

Alaska Airlines flights from Alaska to London

Our best Alaska Airlines deals on Alaska to London flight tickets

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How to get the cheapest flight ticket from Alaska to London

Can stopping save me money on Alaska to London flights?

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

How long does it take to fly to London?

Cheap Alaska to London flight deals and tips

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

Fastest flight time

Direct flights

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.

Popular cities in the United Kingdom

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

Fly to other destinations from Alaska

According to popular flight searches on momondo this year

Complete your trip to London

Explore popular destinations other users love

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