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

Copa Airlines and Lufthansa are the most popular carriers operating from London to Alaska

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

Prices for flights from London to Alaska refresh daily.

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

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

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

$574 Cheap Flights from London to Alaska in 2026

Find the cheapest flights from London to Alaska

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

34h 35m2 stops Kastrup Copenhagen Seattle/Tacoma Intl

6:12 am - 1:35 pmANC Anchorage-LHR London Heathrow

22h 23m2 stops Seattle/Tacoma Intl Kastrup Copenhagen

$763Scandinavian Airlines

Fri, Sep 11 - Fri, Sep 18

5:00 pm - 12:27 amLHR London Heathrow-ANC Anchorage

40h 27m2 stops Kastrup Copenhagen Seattle/Tacoma Intl

6:12 am - 9:20 amANC Anchorage-LHR London Heathrow

42h 08m2 stops Seattle/Tacoma Intl Kastrup Copenhagen

$770Scandinavian Airlines

Sat, Sep 19 - Sat, Sep 26

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

22h 35m2 stops Kastrup Copenhagen Seattle/Tacoma Intl

6:12 am - 5:40 pmANC Anchorage-LHR London Heathrow

26h 28m2 stops Seattle/Tacoma Intl Kastrup Copenhagen

$774Scandinavian Airlines

Sat, Sep 12 - Sat, Sep 26

5:00 pm - 8:15 pmLHR London Heathrow-ANC Anchorage

36h 15m2 stops Kastrup Copenhagen Seattle/Tacoma Intl

6:12 am - 9:20 amANC Anchorage-LHR London Heathrow

42h 08m2 stops Seattle/Tacoma Intl Kastrup Copenhagen

$788Scandinavian Airlines

Mon, Sep 21 - Sun, Sep 27

5:00 pm - 12:27 amLHR London Heathrow-ANC Anchorage

40h 27m2 stops Kastrup Copenhagen Seattle/Tacoma Intl

6:12 am - 9:20 amANC Anchorage-LHR London Heathrow

42h 08m2 stops Seattle/Tacoma Intl Kastrup Copenhagen

$790Scandinavian Airlines

Sat, Sep 19 - Sun, Sep 27

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

26h 47m2 stops Kastrup Copenhagen Seattle/Tacoma Intl

6:12 am - 1:35 pmANC Anchorage-LHR London Heathrow

22h 23m2 stops Seattle/Tacoma Intl Kastrup Copenhagen

$795Scandinavian Airlines

Tue, Sep 22 - Fri, Sep 25

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

22h 35m2 stops Kastrup Copenhagen Seattle/Tacoma Intl

8:00 am - 1:35 pmANC Anchorage-LHR London Heathrow

20h 35m2 stops Seattle/Tacoma Intl Kastrup Copenhagen

$796Scandinavian Airlines

Tue, Sep 22 - Fri, Sep 25

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

26h 47m2 stops Kastrup Copenhagen Seattle/Tacoma Intl

6:12 am - 4:00 pmANC Anchorage-LHR London Heathrow

24h 48m2 stops Seattle/Tacoma Intl Kastrup Copenhagen

$797Scandinavian Airlines

Tue, Sep 22 - Fri, Sep 25

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

22h 35m2 stops Kastrup Copenhagen Seattle/Tacoma Intl

8:00 am - 6:50 pmANC Anchorage-LHR London Heathrow

25h 50m3 stops Seattle/Tacoma Intl Kastrup Copenhagen Oslo Gardermoen

$800Scandinavian Airlines

Sat, Sep 19 - Sat, Sep 26

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

26h 47m2 stops Kastrup Copenhagen Seattle/Tacoma Intl

8:00 am - 6:50 pmANC Anchorage-LHR London Heathrow

25h 50m3 stops Seattle/Tacoma Intl Kastrup Copenhagen Oslo Gardermoen

$802Scandinavian Airlines

Sat, Sep 12 - Sat, Sep 26

Cheap last minute flights

Enter your travel dates to find the best prices.

10:20 am - 2:50 pmLGW London Gatwick-ANC Anchorage

13h 30m1 stop Frankfurt am Main

4:50 pm - 2:40 pmANC Anchorage-LGW London Gatwick

12h 50m1 stop Frankfurt am Main

$5,936Condor

Sat, Aug 15 - Sat, Aug 29

10:20 am - 2:50 pmLGW London Gatwick-ANC Anchorage

13h 30m1 stop Frankfurt am Main

5:05 pm - 2:40 pmANC Anchorage-LGW London Gatwick

12h 35m1 stop Frankfurt am Main

$6,020Condor

Sat, Aug 15 - Mon, Aug 31

9:30 am - 2:50 pmLHR London Heathrow-ANC Anchorage

14h 20m1 stop Frankfurt am Main

4:50 pm - 2:40 pmANC Anchorage-LHR London Heathrow

12h 50m1 stop Frankfurt am Main

$6,474Multiple Airlines

Sat, Aug 15 - Sat, Aug 29

9:30 am - 2:50 pmLHR London Heathrow-ANC Anchorage

14h 20m1 stop Frankfurt am Main

5:05 pm - 6:40 pmANC Anchorage-LHR London Heathrow

16h 35m1 stop Frankfurt am Main

$6,696Multiple Airlines

Sat, Aug 15 - Thu, Aug 27

9:30 am - 2:50 pmLHR London Heathrow-ANC Anchorage

14h 20m1 stop Frankfurt am Main

5:05 pm - 6:40 pmANC Anchorage-LHR London Heathrow

16h 35m1 stop Frankfurt am Main

$6,721Multiple Airlines

Sat, Aug 15 - Mon, Aug 31

10:20 am - 2:50 pmLGW London Gatwick-ANC Anchorage

13h 30m1 stop Frankfurt am Main

11:23 am - 6:50 pmANC Anchorage-LGW London Gatwick

22h 27m2 stops Seattle/Tacoma Intl Frankfurt am Main

$7,008Condor

Sat, Aug 15 - Sun, Aug 30

5:00 pm - 12:41 amLHR London Heathrow-ANC Anchorage

16h 41m1 stop Seattle/Tacoma Intl

3:59 pm - 3:05 pmANC Anchorage-LHR London Heathrow

14h 06m1 stop Seattle/Tacoma Intl

$7,978Alaska Airlines

Sat, Aug 15 - Tue, Sep 1

10:20 am - 2:50 pmLGW London Gatwick-ANC Anchorage

13h 30m1 stop Frankfurt am Main

10:28 pm - 10:45 amANC Anchorage-LGW London Gatwick

27h 17m2 stops Chicago O'Hare Intl Toronto Pearson Intl

$8,320Multiple Airlines

Sat, Aug 15 - Mon, Aug 31

8:00 am - 4:41 amLHR London Heathrow-ANC Anchorage

29h 41m2 stops Lisbon Humberto Delgado Chicago O'Hare Intl

5:05 pm - 4:40 pmANC Anchorage-LHR London Heathrow

14h 35m1 stop Frankfurt am Main

$8,930Multiple Airlines

Sat, Aug 15 - Thu, Aug 27

8:00 am - 4:41 amLHR London Heathrow-ANC Anchorage

29h 41m2 stops Lisbon Humberto Delgado Chicago O'Hare Intl

4:50 pm - 4:40 pmANC Anchorage-LHR London Heathrow

14h 50m1 stop Frankfurt am Main

$8,978Multiple Airlines

Sat, Aug 15 - Sat, Aug 29

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Icelandair flights from London to Alaska

Our best Icelandair deals on London to Alaska flight tickets

Icelandair

Sep 2

LHR1:05 pmLondon Heathrow

21h 33m

2 stops

ANC1:38 amAnchorage

Sep 9

ANC9:07 amAnchorage

26h 13m

2 stops

LHR8:20 pmLondon Heathrow

$1,373

Icelandair

Sep 3

LGW3:40 pmLondon Gatwick

18h 58m

2 stops

ANC1:38 amAnchorage

Sep 7

ANC5:09 pmAnchorage

36h 31m

2 stops

LGW2:40 pmLondon Gatwick

$1,396

Icelandair

Sep 3

LGW1:00 pmLondon Gatwick

18h 45m

2 stops

ANC10:45 pmAnchorage

Sep 7

ANC9:07 amAnchorage

17h 38m

2 stops

LGW11:45 amLondon Gatwick

$1,397

Scandinavian Airlines flights from London to Alaska

Our best Scandinavian Airlines deals on London to Alaska flight tickets

Scandinavian Airlines

Sep 11

LHR6:40 pmLondon Heathrow

34h 35m

2 stops

ANC8:15 pmAnchorage

Sep 18

ANC6:12 amAnchorage

22h 23m

2 stops

LHR1:35 pmLondon Heathrow

$763

Scandinavian Airlines

Sep 19

LHR5:00 pmLondon Heathrow

40h 27m

2 stops

ANC12:27 amAnchorage

Sep 26

ANC6:12 amAnchorage

42h 08m

2 stops

LHR9:20 amLondon Heathrow

$770

Scandinavian Airlines

Sep 12

LHR6:40 amLondon Heathrow

22h 35m

2 stops

ANC8:15 pmAnchorage

Sep 26

ANC6:12 amAnchorage

26h 28m

2 stops

LHR5:40 pmLondon Heathrow

$774

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Fri 9/11

6:40 pm-8:15 pm

2 stops34h 35m

Anchorage

Fri 9/18

6:12 am-1:35 pm

2 stops22h 23m

$763

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Sat 9/19

5:00 pm-12:27 am

2 stops40h 27m

Anchorage

Sat 9/26

6:12 am-9:20 am

2 stops42h 08m

$770

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Sat 9/12

6:40 am-8:15 pm

2 stops22h 35m

Anchorage

Sat 9/26

6:12 am-5:40 pm

2 stops26h 28m

$774

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Mon 9/21

5:00 pm-8:15 pm

2 stops36h 15m

Anchorage

Sun 9/27

6:12 am-9:20 am

2 stops42h 08m

$788

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Sat 9/19

5:00 pm-12:27 am

2 stops40h 27m

Anchorage

Sun 9/27

6:12 am-9:20 am

2 stops42h 08m

$790

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Tue 9/22

6:40 am-12:27 am

2 stops26h 47m

Anchorage

Fri 9/25

6:12 am-1:35 pm

2 stops22h 23m

$795

Quickest round-trip

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Tue 9/22

6:40 am-8:15 pm

2 stops22h 35m

Anchorage

Fri 9/25

8:00 am-1:35 pm

2 stops20h 35m

$796

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Tue 9/22

6:40 am-12:27 am

2 stops26h 47m

Anchorage

Fri 9/25

6:12 am-4:00 pm

2 stops24h 48m

$797

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Sat 9/19

6:40 am-8:15 pm

2 stops22h 35m

Anchorage

Sat 9/26

8:00 am-6:50 pm

3 stops25h 50m

$800

LondonAnchorage

LHR London Heathrow - ANC Anchorage

LHRANC

London Heathrow

Sat 9/12

6:40 am-12:27 am

2 stops26h 47m

Anchorage

Sat 9/26

8:00 am-6:50 pm

3 stops25h 50m

$802

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 London 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

What is the cheapest month to fly to Alaska?

If you don’t want to visit Alaska in January, then you should wait until May to fly from London, when ticket prices are also cheap, with an average price of $1,012.

Can stopping save me money on London to Alaska flights?

You could potentially save up to 10% on your flight if you consider stops on a London to Alaska flight.

Cheap London to Alaska flight deals and tips

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

Fastest flight time	13h 30m
Direct flights	None

The fastest flight from London to Alaska takes 13h 30m

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

Search flight deals

Frequently asked questions about flying from London to Alaska

When did momondo last update prices for flights from London to Alaska?
Prices for flights from London to Alaska refresh daily.
How old do you have to be to fly from London 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 London to Alaska.
What documentation or ID do you need to fly to Alaska?
The required travel and health documents for your Alaska 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 Alaska. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

Finding the right flight to Alaska from London 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 London to Alaska with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Alaska flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Alaska?

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 Alaska from London.

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

Price alerts on flights to Alaska from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.