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$331+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LON
Sep 2 — Sep 91
Wed 9/2
Wed 9/9
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 August 3, 2026.

This KLM deal was found by Cheapflights users on 8/1. 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 11/161:15 am
ANC
-
LHR
1 stop24h 25m
KLM
Tue 11/248:40 am
LHR
-
ANC
2 stops21h 16m
KLM
Deal found 8/1$886
This Expedia deal was found by Cheapflights users on 8/1. 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 11/178:14 pm
ANC
-
LHR
1 stop25h 36m
British Airways
Tue 11/248:20 am
LHR
-
ANC
1 stop19h 57m
British Airways
Deal found 8/1$888
This Air France deal was found by Cheapflights users on 8/1. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:00 am
ANC
-
LHR
2 stops19h 30m
Multiple Airlines
Tue 11/246:30 am
LHR
-
ANC
2 stops23h 26m
Multiple Airlines
Deal found 8/1$891
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:00 am
ANC
-
LHR
1 stop18h 20m
Delta
Wed 9/309:55 am
LHR
-
ANC
2 stops23h 32m
Delta
Deal found 7/30$902
This Delta deal was found by Cheapflights users on 8/2. 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 9/286:12 am
ANC
-
LHR
1 stop20h 08m
Delta
Wed 10/286:30 am
LHR
-
ANC
2 stops22h 11m
Delta
Deal found 8/2$903
This Flighttix deal was found by Cheapflights users on 8/2. 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.
Wed 9/168:00 am
ANC
-
LHR
1 stop22h 35m
Virgin Atlantic
Wed 9/239:55 am
LHR
-
ANC
2 stops20h 05m
Virgin Atlantic
Deal found 8/2$910
This KLM deal was found by Cheapflights users on 8/1. 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.
Sun 10/181:50 am
FAI
-
LHR
2 stops27h 00m
Multiple Airlines
Fri 11/68:55 am
LHR
-
FAI
2 stops24h 50m
Multiple Airlines
Deal found 8/1$921
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/127:51 pm
ANC
-
LHR
1 stop26h 59m
Delta
Fri 12/258:40 am
LHR
-
ANC
2 stops25h 13m
Delta
Deal found 7/30$924
This Air Canada deal was found by Cheapflights users on 8/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:59 pm
ANC
-
LHR
2 stops26h 36m
Air Canada
Fri 10/3011:10 am
LHR
-
ANC
2 stops40h 29m
Air Canada
Deal found 8/2$929
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:07 am
ANC
-
LHR
1 stop14h 38m
American Airlines
Wed 9/3012:15 pm
LHR
-
ANC
1 stop17h 34m
American Airlines
Deal found 7/30$931
This KLM deal was found by Cheapflights users on 8/3. 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 9/216:00 am
ANC
-
LCY
2 stops16h 55m
KLM
Fri 10/210:00 am
LCY
-
ANC
2 stops20h 00m
KLM
Deal found 8/3$932
This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:05 pm
ANC
-
LGW
1 stop16h 45m
Condor
Thu 9/310:20 am
LGW
-
ANC
1 stop13h 30m
Condor
Deal found 7/29$943

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 August 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$886
(KLM)

One-way from

$331
(oojo)

Popular in

June

Cheapest in

January

Average price

$917
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. 17% potential increase in price ($240 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
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 August 3, 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

Mon 9/21

8:00 am-11:20 am

1 stop18h 20m

London Heathrow

Wed 9/30

9:55 am-12:27 am

2 stops23h 32m

$902

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Sun 10/18

1:50 am-1:50 pm

2 stops27h 00m

London Heathrow

Fri 11/6

8:55 am-12:45 am

2 stops24h 50m

$921

AnchorageLondon

ANC - LCY

ANCLCY

Anchorage

Mon 9/21

6:00 am-7:55 am

2 stops16h 55m

London City

Fri 10/2

10:00 am-9:00 pm

2 stops20h 00m

$932

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 11/10

1:15 am-7:05 am

2 stops20h 50m

London Heathrow

Mon 11/16

6:30 am-10:50 pm

2 stops25h 20m

$940

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Wed 11/11

6:00 am-3:45 pm

2 stops24h 45m

London Gatwick

Mon 11/16

10:00 am-1:39 am

2 stops24h 39m

$946

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Fri 12/11

12:40 pm-12:20 pm

1 stop14h 40m

London Heathrow

Thu 12/24

2:45 pm-9:39 am

2 stops27h 54m

$950

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Wed 1/13

1:30 am-1:45 pm

2 stops27h 15m

London Heathrow

Thu 1/28

6:30 am-12:15 am

2 stops26h 45m

$950

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 10/18

11:29 am-11:20 am

1 stop14h 51m

London Heathrow

Sun 11/1

6:30 am-9:41 pm

2 stops23h 11m

$952

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Sun 10/18

6:30 am-9:25 am

2 stops17h 55m

London Gatwick

Sun 11/1

10:00 am-8:41 pm

2 stops19h 41m

$964

AnchorageLondon

ANC - LCY

ANCLCY

Anchorage

Tue 9/1

6:15 am-9:30 am

2 stops18h 15m

London City

Tue 9/8

10:00 am-9:00 pm

2 stops20h 00m

$969

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 54 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, October is the cheapest month in which you can book a flight from Alaska to London (average of $910). Flying from Alaska to London in June is currently the most expensive (average of $1,687). 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?

Airfare is typical for this route at the moment.
Alaska to London flights typically cost between $749 and $1,141 in November.
The cheapest round-trip price found within the last 5 days was $886 on KLM (Nov 16-Nov 24).

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 18h 20m. Fly via KLM, British Airways, or Delta 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 Gatwick or Anchorage - London City 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, October is the cheapest month in which you can book a flight from Alaska to London (average of $910). Flying from Alaska to London in June is currently the most expensive (average of $1,687). 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
Dorking
Hounslow
Winchester
Croydon
Gatwick
Wembley
Harrow
Eastleigh
Southend-on-Sea
Watford
Dartford
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton
Harlow

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 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 August 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$757Average$1,252FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$1,255Average$1,687FlexibilityNo cancel feeOn-time70%

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