$501 Find Cheap Flights from London to Alaska

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from London to Alaska departing on 9/24. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Alaska

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Alaska, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Alaska, as well as popular online travel agencies
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Cheap Flights from London to Alaska

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Anchorage
Anchorage1 stop$784
Anchorage
Anchorage1 stop$784

Book Cheap London to Alaska Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from London to Alaska that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from London to Alaska

Fri, Sep 12 - Fri, Sep 19
 Logo
10:55 am - 12:34 amLGW-ANC
22h 39m1 stop
 Logo
11:44 pm - 9:30 amANC-LGW
24h 46m1 stop
Sun, Sep 14 - Sat, Sep 20
 Logo
10:55 am - 12:34 amLGW-ANC
22h 39m1 stop
 Logo
1:59 am - 10:55 amANC-LGW
23h 56m2 stops
Sun, Oct 5 - Sat, Oct 11
 Logo
10:55 am - 12:22 amLGW-ANC
22h 27m1 stop
 Logo
1:59 pm - 10:55 amANC-LGW
35h 56m2 stops
Wed, Oct 8 - Wed, Oct 22
Scandinavian Airlines Logo
7:05 am - 1:59 amLHR-ANC
27h 54m3 stops
Scandinavian Airlines Logo
6:00 am - 5:40 pmANC-LHR
26h 40m3 stops
$848Scandinavian Airlines
Find Deal
Sun, Oct 5 - Sat, Oct 11
Icelandair Logo
3:40 pm - 1:59 amLGW-ANC
19h 19m2 stops
Icelandair Logo
1:10 pm - 2:40 pmANC-LGW
16h 30m2 stops
$854Icelandair
Find Deal
Sun, Oct 5 - Sat, Oct 11
Icelandair Logo
3:40 pm - 1:59 amLGW-ANC
19h 19m2 stops
Icelandair Logo
1:10 pm - 2:40 pmANC-LGW
16h 30m2 stops
$858Icelandair
Find Deal
Wed, Oct 8 - Wed, Oct 22
Scandinavian Airlines Logo
6:40 am - 10:43 pmLHR-ANC
25h 03m2 stops
Scandinavian Airlines Logo
6:00 am - 5:40 pmANC-LHR
26h 40m3 stops
$864Scandinavian Airlines
Find Deal
Sat, Sep 13 - Sat, Sep 20
Lufthansa Logo
7:30 am - 12:50 pmLHR-ANC
14h 20m1 stop
Lufthansa Logo
3:05 pm - 2:40 pmANC-LHR
14h 35m1 stop
$1,001Lufthansa
Find Deal
Thu, Nov 27 - Sun, Nov 30
Delta Logo
6:30 am - 10:27 pmLHR-FAI
24h 57m2 stops
Delta Logo
1:30 am - 11:00 amFAI-LHR
24h 30m1 stop
$1,508Delta
Find Deal
Thu, Nov 27 - Sun, Nov 30
Delta Logo
11:45 am - 12:17 amLHR-FAI
45h 32m2 stops
Delta Logo
1:30 am - 10:00 amFAI-LHR
23h 30m2 stops
$1,511Delta
Find Deal
Booking Insights

KAYAK's insights & trends for London to Alaska flights

Get data-powered insights and trends into flights from London to Alaska to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from London to Alaska?

What is the cheapest month to fly from London to Alaska?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from London to Alaska, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from London to Alaska is April, when tickets cost $1,053 (return) on average. On the other hand, the most expensive months are August and October, when the average cost of round-trip tickets is $1,701 and $1,597 respectively.

How far in advance should I book a flight from London to Alaska?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from London to Alaska, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from London to Alaska, you should book around 5 weeks before departure, which saves you about 29% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 10 weeks before departure.


Good to know

Low seasonMarch
Cheapest flight$501
Best time to beat the crowds but there is an average 6% increase in price.
Most popular time to fly and prices are also 13% lower on average.
Flight from London Gatwick Airport to Anchorage

FAQs - booking Alaska flights

  • How does KAYAK find such low prices on flights from London to Alaska?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London to Alaska.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to Alaska?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from London to Alaska is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from London to Alaska?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from London to Alaska with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to Alaska?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from London to Alaska up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest time of day to fly to Alaska?

    The cheapest time of day to fly to Alaska is generally in the morning, when round-trip flights cost $1,630 on average. The most expensive time of day to fly to Alaska is generally in the morning, which is peak travel time and where the average cost of a ticket is $1,630.

Everything you need to know for your flight from London to Alaska

Cabin class types available on flights to Alaska

Cabin classes available on flights to Alaska. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

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