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Alaska

$632+ Cheap flights from London (LON) to Alaska

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
LON — ANC
May 29 — Jun 51
Fri 5/29
Fri 6/5
1 adult, Economy
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Cheap flight deals from London to Alaska

Cheapest flights from London to Alaska
Explore the most affordable flight options available from London to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2110:20 am
LGW
-
ANC
1 stop13h 30m
Condor
Thu 6/45:05 pm
ANC
-
LGW
1 stop12h 40m
Condor
Deal found 4/29$780
This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1610:20 am
LGW
-
ANC
1 stop13h 30m
Condor
Sat 5/304:50 pm
ANC
-
LGW
1 stop16h 55m
Condor
Deal found 4/29$792
This Condor deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1610:20 am
LGW
-
ANC
1 stop13h 30m
Condor
Mon 6/15:05 pm
ANC
-
LGW
1 stop12h 35m
Condor
Deal found 4/29$838
This Condor deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2310:20 am
LGW
-
ANC
1 stop13h 30m
Condor
Sat 6/64:50 pm
ANC
-
LGW
1 stop16h 55m
Condor
Deal found 4/29$849
This Cheapflightsfares deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1110:20 am
LGW
-
ANC
1 stop13h 30m
Condor
Sat 6/204:50 pm
ANC
-
LGW
1 stop12h 50m
Condor
Deal found 4/26$864
This Condor deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/207:40 pm
LGW
-
ANC
1 stop28h 10m
Condor
Thu 6/45:05 pm
ANC
-
LGW
1 stop12h 40m
Condor
Deal found 4/29$869
This Flighttix deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1310:20 am
LGW
-
ANC
1 stop13h 30m
Condor
Sat 6/204:50 pm
ANC
-
LGW
1 stop12h 50m
Condor
Deal found 4/29$883
This Mytrip deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:40 am
LGW
-
ANC
2 stops18h 10m
Multiple Airlines
Thu 6/45:05 pm
ANC
-
LGW
2 stops21h 20m
Multiple Airlines
Deal found 4/26$920
This Expedia deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:40 am
LHR
-
ANC
2 stops27h 10m
Scandinavian Airlines
Fri 6/56:00 am
ANC
-
LHR
2 stops25h 00m
Scandinavian Airlines
Deal found 4/25$949
This Scandinavian Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:40 am
LHR
-
ANC
2 stops24h 42m
Scandinavian Airlines
Sun 9/206:00 am
ANC
-
LHR
2 stops26h 40m
Scandinavian Airlines
Deal found 4/27$984
This Mytrip deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:15 am
LHR
-
ANC
2 stops17h 35m
Multiple Airlines
Thu 6/45:05 pm
ANC
-
LHR
2 stops19h 20m
Multiple Airlines
Deal found 4/26$986
This Expedia deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:05 pm
LHR
-
ANC
2 stops18h 40m
Multiple Airlines
Tue 9/157:05 am
ANC
-
LHR
2 stops19h 50m
Multiple Airlines
Deal found 4/29$999

Find flight deals from London to Alaska

Keep the following information in mind while searching for London to Alaska flight deals. Data was last updated April 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$780
(Kiwi.com)

One-way from

$632
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$1,141
Provider with most accurate pricing for London (LON)-Anchorage flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Anchorage flights.
Search Deals
From London (LON) to Alaska
Search Deals
One-way flight from London (LON) to Alaska
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($332 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to Alaska that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2026.
Use the filters below to find and compare flights from London to Alaska that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Sat 5/23

10:20 am-2:50 pm

1 stop13h 30m

Anchorage

Mon 6/1

5:05 pm-2:40 pm

1 stop12h 35m

$849

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sat 9/5

6:40 am-10:22 pm

2 stops24h 42m

Anchorage

Sun 9/20

6:00 am-5:40 pm

2 stops26h 40m

$984

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 5/26

6:40 am-12:50 am

2 stops27h 10m

Anchorage

Fri 6/5

6:00 am-4:25 pm

3 stops25h 25m

$988

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Thu 5/28

10:20 am-2:50 pm

1 stop13h 30m

Anchorage

Thu 6/4

9:05 am-6:50 pm

2 stops24h 45m

$1,008

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Thu 5/21

10:20 am-2:50 pm

1 stop13h 30m

Anchorage

Tue 6/2

11:12 am-6:50 pm

2 stops22h 38m

$1,060

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Sat 9/5

3:40 pm-4:06 pm

2 stops33h 26m

Anchorage

Sun 9/20

9:05 am-2:40 pm

2 stops20h 35m

$1,079

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Thu 6/25

1:00 pm-11:08 pm

2 stops19h 08m

Anchorage

Fri 7/10

12:57 am-2:35 pm

2 stops28h 38m

$1,167

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Sat 9/5

10:20 am-2:50 pm

1 stop13h 30m

Anchorage

Sun 9/20

11:23 am-2:40 pm

2 stops18h 17m

$1,266

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 5/12

1:05 pm-10:43 pm

2 stops18h 38m

Anchorage

Tue 5/26

1:09 pm-8:20 pm

2 stops22h 11m

$1,356

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Sat 5/9

10:20 am-8:39 pm

2 stops19h 19m

Anchorage

Sat 5/23

9:05 am-6:45 pm

2 stops24h 40m

$1,394

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from London to Alaska

Have a flexible travel schedule? Discover the best time to fly to Alaska from London with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Alaska. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London to Alaska?

Currently, March is the cheapest month in which you can book a flight from London to Alaska (average of $480). Flying from London to Alaska in August is currently the most expensive (average of $974). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from London to Alaska?

Reviews of airlines servicing Alaska

Get insights into the airlines that provide service to Alaska. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Alaska. Reviews last updated April 29, 2026.
Get a feel of what it's like to fly with Icelandair from London to Alaska by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.0
Good
646 reviews

Boarding

7.2

Overall

7.0

Entertainment

6.9

Crew

8.0

Comfort

6.9

Food

6.2

Reviews

1 / 20
10.0
Excellent

Ásmundur,Apr 2026

CDG - KEF

The flight was uneventfull and ahead of schedule. The crew was attentive and the service good.
Icelandair
7.0
Good
646 reviews
Icelandair
7.0
Good
646 reviews

Boarding

7.2

Overall

7.0

Entertainment

6.9

Crew

8.0

Comfort

6.9

Food

6.2

Reviews

1 / 20
10.0
Excellent

Ásmundur,Apr 2026

CDG - KEF

The flight was uneventfull and ahead of schedule. The crew was attentive and the service good.

Related info for your journey

Find useful and relevant information for your journey from London to Alaska. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London to Alaska?

    Departing from London to Alaska will take you 13h 30m. Airlines will cover a distance of 4495 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from London to Alaska?

    Most travelers choose London Gatwick - Anchorage, London Heathrow - Anchorage or London City - Anchorage when deciding on the best route from London to Alaska.

  • Can I find deals for flights from London to Alaska that include hotel bookings?

    Yes. In addition to deals on London to Alaska flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to Alaska?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Alaska.

  • Can I find deals for business class flights from London to Alaska?

    Yes. Cheapflights offers flight deals from London to Alaska by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to Alaska?

    Currently, March is the cheapest month in which you can book a flight from London to Alaska (average of $480). Flying from London to Alaska in August is currently the most expensive (average of $974). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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