London

$390+ Cheap flights from Alaska to London (LON)

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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LON
Mar 1 — Mar 81
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Cheap flight deals from Alaska to London

Cheapest flights from Alaska to London
Explore the most affordable flight options available from Alaska to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/249:00 am
ANC
-
LHR
2 stops23h 45m
Lufthansa
Mon 3/97:30 pm
LHR
-
ANC
2 stops32h 31m
Lufthansa
Deal found 1/27$877
This KLM deal was found by Cheapflights users on 1/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/231:20 am
ANC
-
LHR
1 stop24h 10m
KLM
Mon 3/96:30 am
LHR
-
ANC
2 stops22h 04m
KLM
Deal found 1/27$881
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/249:00 am
ANC
-
LHR
3 stops26h 35m
United Airlines
Mon 3/94:40 pm
LHR
-
ANC
2 stops38h 10m
United Airlines
Deal found 1/27$895
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/159:10 pm
ANC
-
LHR
1 stop24h 45m
United Airlines
Sun 3/221:25 pm
LHR
-
ANC
2 stops38h 36m
United Airlines
Deal found 1/28$901
This United Airlines deal was found by Cheapflights users on 1/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/289:00 am
ANC
-
LHR
1 stop15h 40m
United Airlines
Sat 3/76:00 pm
LHR
-
ANC
2 stops34h 01m
United Airlines
Deal found 1/29$907
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2611:45 pm
ANC
-
LHR
2 stops21h 10m
United Airlines
Thu 3/511:35 am
LHR
-
ANC
1 stop20h 15m
United Airlines
Deal found 1/28$909
This Delta deal was found by Cheapflights users on 1/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/271:20 am
ANC
-
LHR
2 stops20h 35m
Delta
Sat 3/78:55 am
LHR
-
ANC
2 stops22h 51m
Delta
Deal found 1/29$915
This United Airlines deal was found by Cheapflights users on 1/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/139:10 pm
ANC
-
LHR
2 stops25h 30m
United Airlines
Fri 3/2011:30 am
LHR
-
ANC
2 stops40h 31m
United Airlines
Deal found 1/29$918
This oojo deal was found by Cheapflights users on 1/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/235:15 am
ANC
-
LGW
2 stops20h 40m
Icelandair
Mon 3/911:55 am
LGW
-
ANC
2 stops20h 35m
Icelandair
Deal found 1/27$948
This oojo deal was found by Cheapflights users on 1/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/281:22 pm
ANC
-
LGW
2 stops16h 18m
Icelandair
Mon 5/113:40 pm
LGW
-
ANC
2 stops40h 03m
Icelandair
Deal found 1/28$955
This oojo deal was found by Cheapflights users on 1/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/39:05 am
ANC
-
LGW
2 stops20h 35m
Icelandair
Mon 5/113:40 pm
LGW
-
ANC
2 stops40h 03m
Icelandair
Deal found 1/30$964
This oojo deal was found by Cheapflights users on 1/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:00 am
ANC
-
LGW
2 stops20h 40m
Icelandair
Wed 10/2811:55 am
LGW
-
ANC
2 stops20h 32m
Icelandair
Deal found 1/29$967

Find flight deals from Alaska to London

Keep the following information in mind while searching for Alaska to London flight deals. Data was last updated January 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$877
(Cheapflightsfares)

One-way from

$390
(Kiwi.com)

Popular in

January

Cheapest in

April

Average price

$1,582
Provider with most accurate pricing for Anchorage-London (LON) flight deals.
Provider most trusted by Cheapflights users for Anchorage-London (LON) flights.
From Alaska to London (LON)
One-way flight from Alaska to London (LON)
Highest demand for flights based on searches. 13% potential increase in price ($183 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
Average for round-trip flights in January 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Alaska to London 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 January 30, 2026.
Use the filters below to find and compare flights from Alaska to London that are best for you.

Fly from

Alaska

Fly to

London

Route

Depart

Return

Price

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 2/23

1:20 am-10:30 am

1 stop24h 10m

London Heathrow

Mon 3/9

6:30 am-8:34 pm

2 stops22h 04m

$881

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 2/24

9:00 am-8:35 pm

3 stops26h 35m

London Heathrow

Mon 3/9

4:40 pm-10:50 pm

2 stops38h 10m

$895

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 3/15

9:10 pm-5:55 am

1 stop24h 45m

London Heathrow

Sun 3/22

1:25 pm-8:01 pm

2 stops38h 36m

$901

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Wed 2/25

1:20 am-10:30 am

1 stop24h 10m

London Heathrow

Thu 3/5

2:30 pm-12:09 am

1 stop18h 39m

$909

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Thu 2/26

11:45 pm-5:55 am

2 stops21h 10m

London Heathrow

Thu 3/5

11:35 am-10:50 pm

1 stop20h 15m

$909

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 3/16

1:20 pm-11:55 am

1 stop14h 35m

London Heathrow

Mon 3/23

2:30 pm-12:29 am

1 stop17h 59m

$910

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sat 2/28

9:00 am-9:40 am

1 stop15h 40m

London Heathrow

Sat 3/7

11:35 am-10:50 pm

1 stop20h 15m

$910

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Wed 2/25

1:20 am-6:20 am

2 stops20h 00m

London Heathrow

Thu 3/5

12:20 pm-8:44 pm

1 stop17h 24m

$914

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Fri 2/27

1:20 am-6:55 am

2 stops20h 35m

London Heathrow

Sat 3/7

8:55 am-10:46 pm

2 stops22h 51m

$915

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Mon 2/23

5:15 am-10:55 am

2 stops20h 40m

London Gatwick

Mon 3/9

11:55 am-12:30 am

2 stops20h 35m

$948

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Showing 1-10 of 57 results
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Best time to book a flight from Alaska to London

Have a flexible travel schedule? Discover the best time to fly to London from Alaska 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 Alaska to London

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

Currently, August is the cheapest month in which you can book a flight from Alaska to London (average of $693). Flying from Alaska to London in June is currently the most expensive (average of $1,182). 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 Alaska to London?

Related info for your journey

Find useful and relevant information for your journey from Alaska to London. 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 Alaska to London?

    There are many flights that can get you from Alaska to London in 20h 40m. Fly via KLM, United Airlines, or Icelandair to get the fastest option. There are 4495 mi between Alaska and London. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Alaska to London one-way?

    The cheapest airlines for a one-way flight from Alaska to London are Virgin Atlantic ($408), JetBlue ($479), and Air Canada ($564).

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Alaska to London 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 Alaska to London?

    Currently, August is the cheapest month in which you can book a flight from Alaska to London (average of $693). Flying from Alaska to London in June is currently the most expensive (average of $1,182). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Croydon
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Eastbourne
Sutton

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Alaska to London

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Alaska to London

Discover the top 2 airlines that operate flights from Alaska to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$771Average$1,327FlexibilityNo cancel feeOn-time69%
DeltaCheapest$776Average$1,069FlexibilityNo cancel feeOn-timeN/A

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