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$278+ 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LON
Apr 16 — Apr 231
Thu 4/16
Thu 4/23
1 adult, Economy
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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 March 17, 2026.

This Delta deal was found by Cheapflights users on 3/13. 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.
Sat 11/288:49 pm
ANC
-
LHR
1 stop24h 36m
Delta
Fri 12/118:40 am
LHR
-
ANC
2 stops20h 06m
Delta
Deal found 3/13$787
This Delta deal was found by Cheapflights users on 3/13. 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.
Sun 11/291:30 am
ANC
-
LHR
2 stops24h 25m
Delta
Fri 12/118:40 am
LHR
-
ANC
2 stops20h 06m
Delta
Deal found 3/13$791
This Delta deal was found by Cheapflights users on 3/13. 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.
Sun 11/296:00 am
ANC
-
LHR
2 stops22h 45m
Delta
Fri 12/118:40 am
LHR
-
ANC
2 stops20h 06m
Delta
Deal found 3/13$792
This Delta deal was found by Cheapflights users on 3/13. 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.
Sat 11/288:49 pm
ANC
-
LHR
1 stop24h 36m
Delta
Tue 12/86:20 am
LHR
-
ANC
2 stops18h 58m
Delta
Deal found 3/13$794
This Delta deal was found by Cheapflights users on 3/13. 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.
Mon 11/309:55 pm
ANC
-
LHR
2 stops23h 55m
Delta
Wed 12/96:20 am
LHR
-
ANC
2 stops25h 16m
Delta
Deal found 3/13$798
This Delta deal was found by Cheapflights users on 3/13. 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.
Sun 11/296:00 am
ANC
-
LHR
2 stops22h 45m
Delta
Tue 12/86:20 am
LHR
-
ANC
2 stops18h 58m
Delta
Deal found 3/13$799
This oojo deal was found by Cheapflights users on 3/14. 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 9/16:10 am
ANC
-
LHR
1 stop17h 50m
British Airways
Tue 9/228:55 am
LHR
-
ANC
1 stop18h 37m
British Airways
Deal found 3/14$811
This Delta deal was found by Cheapflights users on 3/13. 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.
Sat 11/288:49 pm
ANC
-
LHR
1 stop24h 36m
Delta
Wed 12/910:00 am
LHR
-
ANC
1 stop15h 18m
Delta
Deal found 3/13$816
This Flighttix deal was found by Cheapflights users on 3/14. 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.
Tue 4/286:00 am
ANC
-
LHR
2 stops21h 05m
Virgin Atlantic
Tue 5/58:40 am
LHR
-
ANC
2 stops24h 45m
Virgin Atlantic
Deal found 3/14$819
This Delta deal was found by Cheapflights users on 3/14. 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.
Tue 9/12:20 pm
ANC
-
LHR
1 stop16h 15m
Delta
Tue 9/2212:50 pm
LHR
-
ANC
2 stops20h 43m
Delta
Deal found 3/14$820
This Delta deal was found by Cheapflights users on 3/15. 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.
Mon 4/131:30 am
ANC
-
LGW
2 stops22h 55m
Delta
Wed 4/2910:25 am
LGW
-
ANC
2 stops23h 00m
Delta
Deal found 3/15$851
This Flighttix deal was found by Cheapflights users on 3/14. 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.
Tue 4/286:00 am
ANC
-
LCY
2 stops18h 30m
Virgin Atlantic
Tue 5/59:20 am
LCY
-
ANC
2 stops20h 26m
Virgin Atlantic
Deal found 3/14$852

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 March 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$811
(oojo)

One-way from

$278
(Trip.com)

Popular in

December

Cheapest in

August
Provider with most accurate pricing for Anchorage-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Anchorage-London (LON) flights.
Search Deals
From Alaska to London (LON)
Search Deals
One-way flight from Alaska to London (LON)
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($69 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals

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 March 17, 2026.
Use the filters below to find and compare flights from Alaska to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Wed 4/15

6:00 am-3:35 pm

1 stop24h 35m

London Heathrow

Tue 4/21

6:30 am-6:46 pm

2 stops21h 16m

$840

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Mon 4/13

6:00 am-4:00 pm

2 stops25h 00m

London Gatwick

Wed 4/29

10:25 am-12:25 am

2 stops23h 00m

$851

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Mon 4/13

6:00 am-4:00 pm

2 stops25h 00m

London Gatwick

Tue 4/28

10:35 am-12:25 am

2 stops22h 50m

$851

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Wed 4/15

6:00 am-3:35 pm

1 stop24h 35m

London Heathrow

Wed 4/22

11:40 am-8:46 pm

1 stop18h 06m

$869

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Wed 4/29

6:00 am-3:35 pm

1 stop24h 35m

London Heathrow

Wed 5/6

11:40 am-8:46 pm

1 stop18h 06m

$869

AnchorageLondon

ANC - LCY

ANCLCY

Anchorage

Tue 4/28

1:30 am-9:30 am

2 stops23h 00m

London City

Wed 5/6

9:20 am-8:46 pm

2 stops20h 26m

$874

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Sun 4/26

1:45 am-12:10 pm

1 stop25h 25m

London Heathrow

Mon 5/4

9:55 am-12:40 am

2 stops23h 45m

$893

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Tue 4/28

6:00 am-9:25 am

2 stops18h 25m

London Gatwick

Mon 5/11

10:25 am-12:55 am

2 stops23h 30m

$901

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Tue 9/1

5:00 am-2:40 pm

2 stops24h 40m

London Gatwick

Tue 9/22

3:40 pm-1:40 am

2 stops19h 00m

$909

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Thu 8/20

12:49 pm-1:05 pm

1 stop15h 16m

London Heathrow

Sun 8/30

6:30 am-8:59 pm

2 stops23h 29m

$913

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Showing 1-10 of 60 resultsSorted by cheapest first
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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 January is currently the most expensive (average of $1,255). 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.

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 13h 40m. Fly via Delta, KLM, or United Airlines to get the fastest option. There are 4471 mi between Alaska and London. This flight may include one or multiple stops.

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

    When deciding which route to take from Alaska to London consider Anchorage - London Heathrow, Anchorage - London City or Anchorage - London Gatwick as they are the most popular.

  • 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 January is currently the most expensive (average of $1,255). 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
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Orpington
Watford
Borehamwood
Aylesbury
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Sutton
Slough

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Alaska to London

Discover the top airline 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 March 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$757Average$1,198FlexibilityNo cancel feeOn-timeN/A

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