What is the cheapest airline that flies from United Kingdom to Alaska?

Lufthansa, Delta, and United Airlines are the most popular carriers operating from United Kingdom to Alaska

How long is the flight from United Kingdom to Alaska?

The flight from United Kingdom to Alaska depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from London (a popular airport in United Kingdom) to Anchorage (the most popular airport in Alaska), then the flight time is 18h 17m on average. If you fly from Manchester (another popular airport in United Kingdom) to Anchorage, then the average flight time is 21h 34m.

Which airlines fly to Alaska?

Icelandair, Alaska Airlines and Condor are the top three most popular airlines that fly to Alaska from United Kingdom according to our data. Icelandair is the first choice among our users, with 55% of people opting to fly with this airline when travelling to Alaska. Keep in mind that there are 4 different airlines that fly to Alaska on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from United Kingdom to Alaska are updated daily.

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

There are 4 operators available for flights from United Kingdom to Alaska as of September 2026.

How old do you have to be to fly from United Kingdom to Alaska?

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 United Kingdom to Alaska.

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

The travel and health documents required for your trip to Alaska can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Alaska. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£478 Cheap Flights from the United Kingdom to Alaska in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United Kingdom to Alaska

Return

One-way

Last minute

Recent return flight deals from the United Kingdom to Alaska

Enter your travel dates to find the best prices.

18:40 - 20:15LHR London Heathrow-ANC Anchorage

34h 35m2 stops Kastrup Copenhagen Seattle/Tacoma Intl

01:40 - 17:40ANC Anchorage-LHR London Heathrow

31h 00m2 stops Seattle/Tacoma Intl Kastrup Copenhagen

£577Scandinavian Airlines

Thu, 1 Oct - Mon, 5 Oct

09:35 - 20:15MAN Manchester-ANC Anchorage

19h 40m2 stops Kastrup Copenhagen Seattle/Tacoma Intl

06:30 - 18:50ANC Anchorage-MAN Manchester

27h 20m2 stops Seattle/Tacoma Intl Kastrup Copenhagen

£590Scandinavian Airlines

Sun, 4 Oct - Sat, 10 Oct

11:45 - 21:48LHR London Heathrow-ANC Anchorage

19h 03m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

07:05 - 11:20ANC Anchorage-LHR London Heathrow

19h 15m1 stop Seattle/Tacoma Intl

£656Multiple Airlines

Tue, 6 Oct - Tue, 13 Oct

09:55 - 01:37LHR London Heathrow-FAI Fairbanks

24h 42m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

05:36 - 10:40FAI Fairbanks-LHR London Heathrow

21h 04m1 stop Seattle/Tacoma Intl

£662Multiple Airlines

Tue, 20 Oct - Tue, 27 Oct

17:00 - 01:38LHR London Heathrow-ANC Anchorage

17h 38m1 stop Seattle/Tacoma Intl

12:24 - 15:05ANC Anchorage-LHR London Heathrow

17h 41m1 stop Seattle/Tacoma Intl

£763Alaska Airlines

Thu, 1 Oct - Sun, 11 Oct

20:35 - 22:22LHR London Heathrow-ANC Anchorage

34h 47m2 stops Reykjavik Keflavik Intl Seattle/Tacoma Intl

07:15 - 10:50ANC Anchorage-LHR London Heathrow

18h 35m2 stops Seattle/Tacoma Intl Reykjavik Keflavik Intl

£770Icelandair

Thu, 4 Feb - Thu, 11 Feb

17:00 - 00:48LHR London Heathrow-ANC Anchorage

16h 48m1 stop Seattle/Tacoma Intl

02:29 - 12:20ANC Anchorage-LHR London Heathrow

25h 51m1 stop Seattle/Tacoma Intl

£777Alaska Airlines

Sat, 24 Oct - Wed, 28 Oct

21:25 - 22:48LHR London Heathrow-ANC Anchorage

34h 23m2 stops Reykjavik Keflavik Intl Seattle/Tacoma Intl

09:07 - 10:50ANC Anchorage-LHR London Heathrow

17h 43m2 stops Seattle/Tacoma Intl Reykjavik Keflavik Intl

£917Icelandair

Thu, 22 Oct - Thu, 29 Oct

10:25 - 01:50LGW London Gatwick-FAI Fairbanks

24h 25m2 stops Frankfurt am Main Seattle/Tacoma Intl

05:30 - 19:25FAI Fairbanks-LGW London Gatwick

28h 55m2 stops Seattle/Tacoma Intl Frankfurt am Main

£970Condor

Thu, 5 Nov - Thu, 19 Nov

10:25 - 01:50LGW London Gatwick-FAI Fairbanks

24h 25m2 stops Frankfurt am Main Seattle/Tacoma Intl

05:30 - 19:25FAI Fairbanks-LGW London Gatwick

28h 55m2 stops Seattle/Tacoma Intl Frankfurt am Main

£973Condor

Thu, 5 Nov - Thu, 19 Nov

Recent last minute flight deals from the United Kingdom to Alaska

Enter your travel dates to find the best prices.

17:45 - 01:48LHR London Heathrow-FAI Fairbanks

17h 03m1 stop Seattle/Tacoma Intl

12:03 - 15:35FAI Fairbanks-LHR London Heathrow

18h 32m1 stop Seattle/Tacoma Intl

£1,053Multiple Airlines

Mon, 14 Sep - Mon, 21 Sep

17:45 - 01:48LHR London Heathrow-FAI Fairbanks

17h 03m1 stop Seattle/Tacoma Intl

10:02 - 15:35FAI Fairbanks-LHR London Heathrow

20h 33m2 stops Anchorage Seattle/Tacoma Intl

£1,099Multiple Airlines

Mon, 14 Sep - Mon, 21 Sep

19:45 - 14:50LGW London Gatwick-ANC Anchorage

28h 05m1 stop Frankfurt am Main

09:07 - 18:50ANC Anchorage-LGW London Gatwick

24h 43m2 stops Seattle/Tacoma Intl Frankfurt am Main

£1,151Multiple Airlines

Fri, 11 Sep - Sun, 13 Sep

21:25 - 17:24LHR London Heathrow-ANC Anchorage

28h 59m2 stops Reykjavik Keflavik Intl Portland

14:40 - 13:20ANC Anchorage-LHR London Heathrow

13h 40m1 stop Vancouver Intl

£1,311Multiple Airlines

Fri, 11 Sep - Sun, 13 Sep

09:50 - 01:48LHR London Heathrow-FAI Fairbanks

24h 58m2 stops Dublin Seattle/Tacoma Intl

05:30 - 16:00FAI Fairbanks-LHR London Heathrow

25h 30m2 stops Seattle/Tacoma Intl Dublin

£1,359Multiple Airlines

Mon, 14 Sep - Mon, 21 Sep

17:45 - 00:30LHR London Heathrow-FAI Fairbanks

15h 45m1 stop Seattle/Tacoma Intl

14:30 - 15:35FAI Fairbanks-LHR London Heathrow

16h 05m1 stop Seattle/Tacoma Intl

£1,430Virgin Atlantic

Mon, 14 Sep - Mon, 21 Sep

09:40 - 00:30LHR London Heathrow-FAI Fairbanks

23h 50m2 stops Boston Logan Intl Seattle/Tacoma Intl

01:35 - 11:20FAI Fairbanks-LHR London Heathrow

24h 45m1 stop Seattle/Tacoma Intl

£1,449Virgin Atlantic

Mon, 14 Sep - Sun, 20 Sep

09:50 - 22:45LHR London Heathrow-ANC Anchorage

21h 55m2 stops Dublin Seattle/Tacoma Intl

09:07 - 16:00ANC Anchorage-LHR London Heathrow

21h 53m2 stops Seattle/Tacoma Intl Dublin

£1,496Multiple Airlines

Fri, 11 Sep - Sun, 13 Sep

17:00 - 01:38LHR London Heathrow-ANC Anchorage

17h 38m1 stop Seattle/Tacoma Intl

17:09 - 15:05ANC Anchorage-LHR London Heathrow

36h 56m1 stop Seattle/Tacoma Intl

£1,553Alaska Airlines

Fri, 11 Sep - Sun, 13 Sep

17:00 - 17:38LHR London Heathrow-FAI Fairbanks

33h 38m3 stops Seattle/Tacoma Intl Portland Anchorage

07:09 - 15:05FAI Fairbanks-LHR London Heathrow

22h 56m2 stops Anchorage Seattle/Tacoma Intl

£1,710Alaska Airlines

Mon, 14 Sep - Mon, 21 Sep

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Icelandair flights from United Kingdom to Alaska

Our best Icelandair deals on United Kingdom to Alaska flight tickets

Icelandair

4 Feb

LHR20:35London Heathrow

34h 47m

2 stops

ANC22:22Anchorage

11 Feb

ANC07:15Anchorage

18h 35m

2 stops

LHR10:50London Heathrow

£770

Icelandair

22 Oct

LHR21:25London Heathrow

34h 23m

2 stops

ANC22:48Anchorage

29 Oct

ANC09:07Anchorage

17h 43m

2 stops

LHR10:50London Heathrow

£917

Icelandair

7 Oct

GLA14:20Glasgow Intl

17h 28m

2 stops

ANC22:48Anchorage

11 Oct

ANC09:07Anchorage

19h 18m

2 stops

GLA13:25Glasgow Intl

£939

Scandinavian Airlines flights from United Kingdom to Alaska

Our best Scandinavian Airlines deals on United Kingdom to Alaska flight tickets

Scandinavian Airlines

4 Oct

MAN09:35Manchester

19h 40m

2 stops

ANC20:15Anchorage

10 Oct

ANC06:30Anchorage

27h 20m

2 stops

MAN18:50Manchester

£590

Scandinavian Airlines

1 Oct

LHR19:30London Heathrow

33h 45m

2 stops

ANC20:15Anchorage

10 Oct

ANC01:40Anchorage

35h 00m

2 stops

LHR21:40London Heathrow

£597

Scandinavian Airlines

4 Oct

MAN09:35Manchester

23h 52m

2 stops

ANC00:27Anchorage

10 Oct

ANC06:30Anchorage

28h 00m

3 stops

MAN19:30Manchester

£609

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Thu 1/10

18:40-20:15

2 stops34h 35m

Anchorage

Mon 5/10

01:40-17:40

2 stops31h 00m

£577

ManchesterAnchorage

MAN Manchester - ANC Anchorage

MANANC

Manchester

Sun 4/10

09:35-20:15

2 stops19h 40m

Anchorage

Sat 10/10

06:30-18:50

2 stops27h 20m

£590

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Tue 6/10

11:45-21:48

2 stops19h 03m

Anchorage

Tue 13/10

07:05-11:20

1 stop19h 15m

£656

LondonFairbanks

LHR London Heathrow - FAI Fairbanks

LHRFAI

London Heathrow

Tue 20/10

09:55-01:37

2 stops24h 42m

Fairbanks

Tue 27/10

05:36-10:40

1 stop21h 04m

£662

Fastest return journey

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Thu 1/10

17:00-01:38

1 stop17h 38m

Anchorage

Sun 11/10

12:24-15:05

1 stop17h 41m

£763

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Thu 4/2

20:35-22:22

2 stops34h 47m

Anchorage

Thu 11/2

07:15-10:50

2 stops18h 35m

£770

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Sat 24/10

17:00-00:48

1 stop16h 48m

Anchorage

Wed 28/10

02:29-12:20

1 stop25h 51m

£777

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Thu 22/10

21:25-22:48

2 stops34h 23m

Anchorage

Thu 29/10

09:07-10:50

2 stops17h 43m

£917

LondonFairbanks

LGW London Gatwick - FAI Fairbanks

LGWFAI

London Gatwick

Thu 5/11

10:25-01:50

2 stops24h 25m

Fairbanks

Thu 19/11

05:30-19:25

2 stops28h 55m

£970

LondonFairbanks

LGW London Gatwick - FAI Fairbanks

LGWFAI

London Gatwick

Thu 5/11

10:25-01:50

2 stops24h 25m

Fairbanks

Thu 19/11

05:30-19:25

2 stops28h 55m

£973

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 United Kingdom to Alaska

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 Alaska?

The cheapest month to fly to Alaska from United Kingdom is in January. Flight prices, which tend to average around £721, are often lower during this time because this is during the off-season. If you’re not able to fly to Alaska in January, then November is your next best option. Flight prices from United Kingdom to Alaska during November average around £812.

Can stopping save me money on United Kingdom to Alaska flights?

You could potentially save up to 2% on your flight if you consider stops on a United Kingdom to Alaska flight.

Cheap United Kingdom to Alaska flight deals and tips

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

Best price found	£478
Fastest flight time	17h 15m
Direct flights	None

The best one-way flight to Alaska from United Kingdom in the past 72 hours is £478. The best return flight deal from United Kingdom to Alaska found on momondo in the last 72 hours is £577.

The fastest flight from United Kingdom to Alaska takes 17h 15m

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

Search flight deals

Frequently asked questions about flying from the United Kingdom to Alaska

When did momondo last update prices for flights from United Kingdom to Alaska?
Prices for flights from United Kingdom to Alaska are updated daily.
How many operators does momondo search for flights from United Kingdom to Alaska?
There are 4 operators available for flights from United Kingdom to Alaska as of September 2026.
How old do you have to be to fly from United Kingdom to Alaska?
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 United Kingdom to Alaska.
What documentation or ID do you need to fly to Alaska?
The travel and health documents required for your trip to Alaska can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Alaska. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from United Kingdom to Alaska

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

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom £582	Free Cancellation	Rating 7.4 1,984 reviews	Search Scandinavian Airlines flights
Condor	PriceFrom £617	Free Cancellation	Rating 6.6 578 reviews	Search Condor flights
Icelandair	PriceFrom £625	Free Cancellation	Rating 6.9 741 reviews	Search Icelandair flights
Alaska Airlines	PriceFrom £823	Free Cancellation	Rating 7.9 12,904 reviews	Search Alaska Airlines flights

Why use momondo?

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

Finding the right flight to Alaska from United Kingdom is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Alaska quick and easy, saving you time and money.

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

Yes. All flights to Alaska from United Kingdom on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from United Kingdom to Alaska?

momondo helps you find the best flight between United Kingdom and Alaska by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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