$517 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 2/26. 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, 0 bags

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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Flight Deals

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

Tue, Nov 25 - Tue, Dec 2
Multiple Airlines Logo
8:35 pm - 1:52 amLHR-ANC
38h 17m2 stops
Multiple Airlines Logo
5:05 am - 7:30 pmANC-LHR
29h 25m2 stops
$876Multiple Airlines
Find Deal
Tue, Nov 25 - Tue, Dec 2
Multiple Airlines Logo
11:55 am - 11:44 pmLGW-ANC
20h 49m2 stops
Multiple Airlines Logo
6:05 am - 10:55 amANC-LGW
19h 50m2 stops
$899Multiple Airlines
Find Deal
Mon, Feb 9 - Fri, Feb 13
Icelandair Logo
8:35 pm - 9:51 pmLHR-ANC
34h 16m2 stops
Icelandair Logo
8:00 am - 7:30 pmANC-LHR
26h 30m2 stops
$976Icelandair
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Thu, Nov 13 - Mon, Nov 17
Icelandair Logo
12:15 pm - 9:48 pmLHR-ANC
18h 33m2 stops
Icelandair Logo
8:00 am - 7:30 pmANC-LHR
26h 30m2 stops
$997Icelandair
Find Deal
Wed, Nov 26 - Wed, Dec 3
United Airlines Logo
6:35 am - 7:59 pmLHR-ANC
22h 24m2 stops
United Airlines Logo
11:59 pm - 9:40 amANC-LHR
24h 41m1 stop
$1,428United Airlines
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Tue, Mar 17 - Tue, Mar 24
Virgin Atlantic Logo
12:20 pm - 12:28 amLHR-ANC
20h 08m1 stop
Virgin Atlantic Logo
6:00 am - 12:50 pmANC-LHR
22h 50m1 stop
$1,457Virgin Atlantic
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Tue, Mar 17 - Mon, Mar 23
Virgin Atlantic Logo
12:20 pm - 12:13 amLHR-FAI
19h 53m1 stop
Virgin Atlantic Logo
1:30 am - 10:00 amFAI-LHR
24h 30m2 stops
$1,464Virgin Atlantic
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Wed, Nov 26 - Tue, Dec 2
Delta Logo
6:30 am - 6:46 pmLHR-ANC
21h 16m2 stops
Delta Logo
12:30 am - 7:05 amANC-LHR
21h 35m2 stops
$1,468Delta
Find Deal
Thu, Nov 27 - Thu, Dec 4
United Airlines Logo
12:05 pm - 7:59 pmLHR-ANC
40h 54m2 stops
United Airlines Logo
11:59 pm - 9:40 amANC-LHR
24h 41m1 stop
$1,470United Airlines
Find Deal
Tue, Nov 25 - Mon, Dec 1
Delta Logo
6:30 am - 6:46 pmLHR-ANC
21h 16m2 stops
Delta Logo
12:30 am - 7:05 amANC-LHR
21h 35m2 stops
$1,471Delta
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.

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 September, when tickets cost $1,025 (return) on average. On the other hand, the most expensive months are January and June, when the average cost of round-trip tickets is $1,720 and $1,562 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 6 weeks before departure, which saves you about 16% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 24 weeks before departure.

Good to know

Low seasonMarch
Cheapest flight$517
Best time to beat the crowds but there is an average 8% increase in price.
Most popular time to fly and prices are also 11% 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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