How long does it take to fly to London?

If you’re flying from a popular airport in Alaska, such as Fairbanks or Anchorage, and flying into London, then you can expect flight times to average 14h 23m and 15h 20m, respectively.

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

Alaska Airlines, Delta, and United Airlines are the most popular carriers operating 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 2 as of July 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.

5:05 pm - 6:50 pm

ANC

LGW

16h 45m

1 stop

10:20 am - 3:05 pm

LGW

ANC

13h 45m

1 stop

$802Condor

Mon, Aug 10 - Mon, Aug 24

5:05 pm - 6:50 pm

ANC

LGW

16h 45m

1 stop

10:20 am - 3:05 pm

LGW

ANC

13h 45m

1 stop

$834Condor

Mon, Aug 3 - Mon, Aug 17

3:15 pm - 12:35 pm

ANC

LHR

36h 20m

1 stop

7:30 am - 7:35 pm

LHR

ANC

21h 05m

2 stops

$840United Airlines

Sat, Sep 5 - Tue, Sep 8

8:00 pm - 6:45 am

ANC

LHR

25h 45m

1 stop

8:25 pm - 7:35 pm

LHR

ANC

32h 10m

2 stops

$863Lufthansa

Sun, Sep 6 - Tue, Sep 8

8:44 pm - 8:30 am

ANC

LHR

26h 46m

2 stops

7:40 am - 10:39 pm

LHR

ANC

23h 59m

2 stops

$867Multiple Airlines

Thu, Nov 5 - Sun, Nov 8

5:05 pm - 6:50 pm

ANC

LGW

16h 45m

1 stop

10:20 am - 3:05 pm

LGW

ANC

13h 45m

1 stop

$867Condor

Mon, Aug 3 - Mon, Aug 17

11:59 pm - 9:40 am

ANC

LHR

24h 41m

1 stop

7:30 am - 10:39 pm

LHR

ANC

24h 09m

2 stops

$868United Airlines

Thu, Nov 5 - Sun, Nov 8

5:05 pm - 7:25 pm

ANC

LGW

17h 20m

2 stops

6:55 am - 3:05 pm

LGW

ANC

17h 10m

2 stops

$877Multiple Airlines

Mon, Aug 10 - Mon, Aug 24

11:51 am - 3:35 pm

ANC

LHR

18h 44m

1 stop

11:45 am - 12:33 am

LHR

ANC

21h 48m

2 stops

$883KLM

Mon, Oct 5 - Thu, Oct 15

6:15 am - 9:30 am

ANC

LCY

18h 15m

2 stops

8:15 pm - 12:59 am

LCY

ANC

37h 44m

2 stops

$990KLM

Tue, Aug 11 - Tue, Aug 18

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Scandinavian Airlines flights from Alaska to London

Our best Scandinavian Airlines deals on Alaska to London flight tickets

Scandinavian Airlines

Sep 13

ANC8:00 amAnchorage

23h 00m

2 stops

LHR4:00 pmLondon Heathrow

Sep 26

LHR10:20 amLondon Heathrow

42h 55m

2 stops

ANC8:15 pmAnchorage

$921

Scandinavian Airlines

Sep 4

ANC8:15 amAnchorage

20h 20m

2 stops

LHR1:35 pmLondon Heathrow

Sep 8

LHR6:40 amLondon Heathrow

22h 35m

2 stops

ANC8:15 pmAnchorage

$949

Scandinavian Airlines

Sep 1

ANC8:15 amAnchorage

28h 25m

2 stops

LHR9:40 pmLondon Heathrow

Sep 5

LHR6:40 amLondon Heathrow

26h 18m

3 stops

ANC11:58 pmAnchorage

$979

Delta flights from Alaska to London

Our best Delta deals on Alaska to London flight tickets

Delta

Nov 7

ANC8:25 pmAnchorage

26h 25m

1 stop

LHR7:50 amLondon Heathrow

Nov 19

LHR6:30 amLondon Heathrow

18h 48m

2 stops

ANC4:18 pmAnchorage

$884

Delta

Nov 7

ANC1:33 amAnchorage

19h 47m

2 stops

LHR6:20 amLondon Heathrow

Nov 18

LHR6:30 amLondon Heathrow

18h 48m

2 stops

ANC4:18 pmAnchorage

$888

Delta

Oct 18

ANC11:30 amAnchorage

15h 40m

1 stop

LHR12:10 pmLondon Heathrow

Nov 1

LHR8:55 amLondon Heathrow

25h 50m

2 stops

ANC2:45 amAnchorage

$940

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Mon 8/10

5:05 pm-6:50 pm

1 stop16h 45m

London Gatwick

Mon 8/24

10:20 am-3:05 pm

1 stop13h 45m

$802

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Mon 8/3

5:05 pm-6:50 pm

1 stop16h 45m

London Gatwick

Mon 8/17

10:20 am-3:05 pm

1 stop13h 45m

$834

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sat 9/5

3:15 pm-12:35 pm

1 stop36h 20m

London Heathrow

Tue 9/8

7:30 am-7:35 pm

2 stops21h 05m

$840

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 9/6

8:00 pm-6:45 am

1 stop25h 45m

London Heathrow

Tue 9/8

8:25 pm-7:35 pm

2 stops32h 10m

$863

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Thu 11/5

8:44 pm-8:30 am

2 stops26h 46m

London Heathrow

Sun 11/8

7:40 am-10:39 pm

2 stops23h 59m

$867

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Mon 8/3

5:05 pm-6:50 pm

1 stop16h 45m

London Gatwick

Mon 8/17

10:20 am-3:05 pm

1 stop13h 45m

$867

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Thu 11/5

11:59 pm-9:40 am

1 stop24h 41m

London Heathrow

Sun 11/8

7:30 am-10:39 pm

2 stops24h 09m

$868

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Mon 8/10

5:05 pm-7:25 pm

2 stops17h 20m

London Gatwick

Mon 8/24

6:55 am-3:05 pm

2 stops17h 10m

$877

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 10/5

11:51 am-3:35 pm

1 stop18h 44m

London Heathrow

Thu 10/15

11:45 am-12:33 am

2 stops21h 48m

$883

AnchorageLondon

ANC - LCY

ANCLCY

Anchorage

Tue 8/11

6:15 am-9:30 am

2 stops18h 15m

London City

Tue 8/18

8:15 pm-12:59 am

2 stops37h 44m

$990

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 November. Flight prices, which tend to average around $596, are often lower during this time because this is during the off-season. The month of August is another great option to travel to London, with average flight prices from Alaska averaging around $683.

Can stopping save me money on Alaska to London flights?

You could potentially save up to 9% 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 23m
Direct flights	None

The fastest flight from Alaska to London takes 14h 23m

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 2 as of July 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 8,454 reviews		Search Delta flights
British Airways	PriceFrom $1,255	Free Cancellation	Rating 6.7 8,089 reviews		Search British Airways flights

Hounslow

Gatwick

Milton Keynes

Luton

Hayes

Dover

Crawley

Croydon

Wembley

Stansted

Harrow

Slough

Watford

Ilford

Cobham

Brentwood

Folkestone

Guildford

Romford

Uxbridge

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.

An easier way to manage your London trip

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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 10/14. 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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Scandinavian Airlines flights from Alaska to London

Our best Scandinavian Airlines deals on Alaska to London flight tickets

Delta flights from Alaska to London

Our best Delta 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?

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

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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