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

WestJet, Condor, and Alaska Airlines 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.

$514 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 am - 12:32 am

LHR

ANC

26h 52m

2 stops

8:00 am - 6:30 pm

ANC

LHR

25h 30m

3 stops

$780Scandinavian Airlines

Tue, Sep 22 - Fri, Sep 25

7:05 am - 12:32 am

LHR

ANC

26h 27m

3 stops

8:00 am - 6:30 pm

ANC

LHR

25h 30m

3 stops

$784Scandinavian Airlines

Tue, Sep 22 - Fri, Sep 25

10:20 am - 2:50 pm

LGW

ANC

13h 30m

1 stop

5:05 pm - 6:50 pm

ANC

LGW

16h 45m

1 stop

$853Condor

Thu, Aug 20 - Mon, Aug 31

10:20 am - 2:50 pm

LGW

ANC

13h 30m

1 stop

5:05 pm - 6:50 pm

ANC

LGW

16h 45m

1 stop

$1,038Condor

Thu, Aug 20 - Mon, Aug 31

6:00 am - 12:17 am

LHR

ANC

27h 17m

2 stops

3:58 pm - 3:05 pm

ANC

LHR

14h 07m

1 stop

$1,038Multiple Airlines

Mon, Sep 21 - Mon, Oct 5

9:25 pm - 10:45 pm

LHR

ANC

58h 20m

2 stops

9:05 am - 11:55 am

ANC

LHR

17h 50m

2 stops

$1,053Icelandair

Mon, Sep 21 - Mon, Oct 5

10:20 am - 8:45 pm

LGW

ANC

19h 25m

2 stops

5:05 pm - 6:50 pm

ANC

LGW

16h 45m

1 stop

$1,097Multiple Airlines

Thu, Aug 20 - Mon, Aug 31

1:05 pm - 10:45 pm

LHR

ANC

18h 40m

2 stops

9:45 am - 8:20 pm

ANC

LHR

25h 35m

2 stops

$1,128Icelandair

Tue, Sep 22 - Fri, Sep 25

2:45 pm - 9:38 pm

LHR

FAI

15h 53m

1 stop

12:00 pm - 12:20 pm

FAI

LHR

15h 20m

1 stop

$1,414Alaska Airlines

Thu, Nov 5 - Thu, Nov 19

2:45 pm - 11:04 am

LHR

FAI

29h 19m

2 stops

5:30 am - 12:20 pm

FAI

LHR

21h 50m

1 stop

$1,417Alaska Airlines

Thu, Nov 5 - Thu, Nov 19

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Condor flights from London to Alaska

Our best Condor deals on London to Alaska flight tickets

Condor

Aug 20

LGW10:20 amLondon Gatwick

13h 30m

1 stop

ANC2:50 pmAnchorage

Aug 31

ANC5:05 pmAnchorage

16h 45m

1 stop

LGW6:50 pmLondon Gatwick

$853

Condor

Aug 20

LGW10:20 amLondon Gatwick

13h 30m

1 stop

ANC2:50 pmAnchorage

Aug 31

ANC5:05 pmAnchorage

16h 45m

1 stop

LGW6:50 pmLondon Gatwick

$1,038

Condor

Aug 20

LGW10:20 amLondon Gatwick

13h 30m

1 stop

ANC2:50 pmAnchorage

Aug 31

ANC5:05 pmAnchorage

16h 45m

1 stop

LGW6:50 pmLondon Gatwick

$1,052

Alaska Airlines flights from London to Alaska

Our best Alaska Airlines deals on London to Alaska flight tickets

Alaska Airlines

Aug 6

LHR5:00 pmLondon Heathrow

15h 58m

1 stop

ANC11:58 pmAnchorage

Aug 12

ANC2:28 amAnchorage

27h 37m

1 stop

LHR3:05 pmLondon Heathrow

$1,249

Alaska Airlines

Oct 15

LHR5:00 pmLondon Heathrow

16h 51m

1 stop

ANC12:51 amAnchorage

Oct 19

ANC3:58 pmAnchorage

14h 07m

1 stop

LHR3:05 pmLondon Heathrow

$1,318

Alaska Airlines

Oct 15

LHR5:00 pmLondon Heathrow

16h 51m

1 stop

ANC12:51 amAnchorage

Oct 19

ANC3:58 pmAnchorage

14h 07m

1 stop

LHR3:05 pmLondon Heathrow

$1,337

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 9/22

6:40 am-12:32 am

2 stops26h 52m

Anchorage

Fri 9/25

8:00 am-6:30 pm

3 stops25h 30m

$780

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 9/22

7:05 am-12:32 am

3 stops26h 27m

Anchorage

Fri 9/25

8:00 am-6:30 pm

3 stops25h 30m

$784

Quickest round-trip

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Thu 8/20

10:20 am-2:50 pm

1 stop13h 30m

Anchorage

Mon 8/31

5:05 pm-6:50 pm

1 stop16h 45m

$853

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Thu 8/20

10:20 am-2:50 pm

1 stop13h 30m

Anchorage

Mon 8/31

5:05 pm-6:50 pm

1 stop16h 45m

$1,038

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Mon 9/21

6:00 am-12:17 am

2 stops27h 17m

Anchorage

Mon 10/5

3:58 pm-3:05 pm

1 stop14h 07m

$1,038

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Mon 9/21

9:25 pm-10:45 pm

2 stops58h 20m

Anchorage

Mon 10/5

9:05 am-11:55 am

2 stops17h 50m

$1,053

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Thu 8/20

10:20 am-8:45 pm

2 stops19h 25m

Anchorage

Mon 8/31

5:05 pm-6:50 pm

1 stop16h 45m

$1,097

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 9/22

1:05 pm-10:45 pm

2 stops18h 40m

Anchorage

Fri 9/25

9:45 am-8:20 pm

2 stops25h 35m

$1,128

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Thu 11/5

2:45 pm-9:38 pm

1 stop15h 53m

Fairbanks

Thu 11/19

12:00 pm-12:20 pm

1 stop15h 20m

$1,414

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Thu 11/5

2:45 pm-11:04 am

2 stops29h 19m

Fairbanks

Thu 11/19

5:30 am-12:20 pm

1 stop21h 50m

$1,417

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 September, then you should wait until March to fly from London, when ticket prices are also cheap, with an average price of $480.

Can stopping save me money on London to Alaska flights?

You could potentially save up to 31% 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.