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$484+ 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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LON
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap 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 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$781
(British Airways)

One-way from

$484
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$928
Provider with most accurate pricing for Anchorage-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Anchorage-London (LON) flights.
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From Alaska to London (LON)
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One-way flight from Alaska to London (LON)
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Highest demand for flights based on searches. 20% potential increase in price ($272 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find 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 31, 2025.

This Expedia deal was found by Cheapflights users on 3/31. 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 4/295:00 amANC - LHR
2 stops21h 55mMultiple Airlines
Tue 5/61:05 pmLHR - ANC
2 stops29h 49mMultiple Airlines
Deal found 3/31$912
This oojo deal was found by Cheapflights users on 3/30. 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.
Mon 10/2010:00 amANC - LHR
2 stops16h 55mIcelandair
Mon 10/278:40 pmLHR - ANC
2 stops33h 47mIcelandair
Deal found 3/30$916
This SmartFares deal was found by Cheapflights users on 3/30. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/205:55 amANC - LHR
1 stop23h 20mVirgin Atlantic
Tue 5/61:25 pmLHR - ANC
1 stop19h 51mVirgin Atlantic
Deal found 3/30$929
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 5/1012:37 amANC - LGW
1 stop25h 18mMultiple Airlines
Sun 5/1810:55 amLGW - ANC
1 stop22h 25mMultiple Airlines
Deal found 3/29$950
This oojo deal was found by Cheapflights users on 3/31. 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.
Fri 10/2410:00 amANC - LGW
2 stops19h 40mIcelandair
Thu 10/3011:55 amLGW - ANC
2 stops18h 32mIcelandair
Deal found 3/31$961
This KLM deal was found by Cheapflights users on 3/31. 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.
Tue 4/295:55 amANC - LHR
1 stop23h 20mKLM
Tue 5/68:40 amLHR - ANC
2 stops24h 36mKLM
Deal found 3/31$966
This United Airlines deal was found by Cheapflights users on 3/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2811:55 pmANC - LHR
2 stops23h 15mUnited Airlines
Tue 11/116:30 amLHR - ANC
2 stops25h 04mUnited Airlines
Deal found 3/30$967
This Delta deal was found by Cheapflights users on 3/30. 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.
Tue 4/221:40 amFAI - LHR
1 stop24h 40mDelta
Wed 5/79:55 amLHR - FAI
2 stops23h 33mDelta
Deal found 3/30$968
This Delta deal was found by Cheapflights users on 3/31. 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 4/281:26 amANC - LHR
2 stops22h 24mDelta
Tue 5/66:30 amLHR - ANC
2 stops21h 36mDelta
Deal found 3/31$971
This Gurufare deal was found by Cheapflights users on 3/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/69:48 pmANC - LHR
1 stop24h 02mBritish Airways
Mon 5/198:15 pmLHR - ANC
2 stops33h 32mBritish Airways
Deal found 3/30$990
This KLM deal was found by Cheapflights users on 3/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:10 amANC - LCY
2 stops18h 00mKLM
Tue 11/119:20 amLCY - ANC
2 stops19h 29mKLM
Deal found 3/30$1,012
This KLM deal was found by Cheapflights users on 3/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/231:40 amFAI - LCY
2 stops30h 00mKLM
Wed 5/79:20 amLCY - FAI
2 stops24h 08mKLM
Deal found 3/30$1,102

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 31, 2025.
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

Tue 4/29

5:00 am-11:55 am

2 stops21h 55m

London Heathrow

Tue 5/6

1:05 pm-9:54 am

2 stops29h 49m

$912

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 4/20

5:55 am-2:15 pm

1 stop23h 20m

London Heathrow

Tue 5/6

1:25 pm-12:16 am

1 stop19h 51m

$929

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Sat 5/10

12:37 am-10:55 am

1 stop25h 18m

London Gatwick

Sun 5/18

10:55 am-12:20 am

1 stop22h 25m

$950

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 4/29

5:55 am-2:15 pm

1 stop23h 20m

London Heathrow

Tue 5/6

8:40 am-12:16 am

2 stops24h 36m

$966

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Tue 4/22

1:40 am-11:20 am

1 stop24h 40m

London Heathrow

Wed 5/7

9:55 am-12:28 am

2 stops23h 33m

$968

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 4/28

1:26 am-8:50 am

2 stops22h 24m

London Heathrow

Tue 5/6

6:30 am-7:06 pm

2 stops21h 36m

$971

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Tue 4/29

10:00 am-2:40 pm

2 stops19h 40m

London Gatwick

Tue 5/6

1:00 pm-10:32 pm

2 stops18h 32m

$986

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 5/6

9:48 pm-6:50 am

1 stop24h 02m

London Heathrow

Mon 5/19

8:15 pm-8:47 pm

2 stops33h 32m

$990

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 5/11

10:00 am-8:20 pm

2 stops25h 20m

London Heathrow

Sun 5/18

1:05 pm-10:34 pm

2 stops18h 29m

$1,038

FairbanksLondon

FAI - LCY

FAILCY

Fairbanks

Wed 4/23

1:40 am-4:40 pm

2 stops30h 00m

London City

Wed 5/7

9:20 am-12:28 am

2 stops24h 08m

$1,102

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 41 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, November is the cheapest month in which you can book a flight from Alaska to London (average of $661). Flying from Alaska to London in June is currently the most expensive (average of $1,110). 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.

What is the cheapest time of day to fly from AK to LON?

Find hourly flight availability from Alaska to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Alaska to London as you normally would.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated March 31, 2025.
Read through reviews of airlines operating flights from Alaska to London, such as Alaska Airlines, Delta and KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,818 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
KLM
7.8
Good
1,321 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Finnair
7.6
Good
1,267 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

  • 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 Finnair ($546), British Airways ($555), and KLM ($586).

  • 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, November is the cheapest month in which you can book a flight from Alaska to London (average of $661). Flying from Alaska to London in June is currently the most expensive (average of $1,110). 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 Alaska?

Book flights to Alaska if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Luton
Wembley
Harrow
Horley
Canterbury
Dover
Gatwick
Orpington
Watford
Milton Keynes
Croydon
Borehamwood
Folkestone
Ilford
Aylesbury
Chelmsford
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.
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Top 4 airlines flying from Alaska to London

Discover the top 4 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$652Average$1,366FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$671Average$1,100FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$689Average$1,186FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$812Average$1,176FlexibilityNo cancel feeOn-time70%
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