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Alaska

$484+ 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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
LON — ANC
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap 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, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$928
(Trip.com)

One-way from

$484
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$1,107
Provider with most accurate pricing for London (LON)-Anchorage flight deals.
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Provider most trusted by Cheapflights users for London (LON)-Anchorage flights.
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From London (LON) to Alaska
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One-way flight from London (LON) to Alaska
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Highest demand for flights based on searches. 18% potential increase in price ($323 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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, 2025.

This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/410:55 amLGW - ANC
2 stops22h 03mMultiple Airlines
Sat 6/712:18 amANC - LGW
1 stop25h 37mMultiple Airlines
Deal found 4/29$928
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/256:40 amLHR - ANC
2 stops27h 52mScandinavian Airlines
Mon 9/16:00 amANC - LHR
2 stops26h 40mScandinavian Airlines
Deal found 4/29$932
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 6/149:30 amLHR - ANC
1 stop15h 40mMultiple Airlines
Sat 6/216:15 pmANC - LHR
1 stop13h 25mMultiple Airlines
Deal found 4/29$936
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/178:45 amLCY - ANC
1 stop14h 35mMultiple Airlines
Tue 7/14:20 pmANC - LCY
1 stop17h 15mMultiple Airlines
Deal found 4/29$963
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/611:55 amLGW - ANC
2 stops19h 32mIcelandair
Tue 11/118:00 amANC - LGW
2 stops17h 55mIcelandair
Deal found 4/29$986
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/612:15 pmLHR - ANC
2 stops19h 12mIcelandair
Tue 11/118:00 amANC - LHR
2 stops26h 30mIcelandair
Deal found 4/29$990
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1012:15 pmLHR - FAI
2 stops33h 30mIcelandair
Sat 11/153:45 pmFAI - LHR
2 stops34h 05mIcelandair
Deal found 4/29$1,055
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/163:40 pmLGW - FAI
2 stops19h 56mMultiple Airlines
Wed 6/253:53 pmFAI - LGW
2 stops37h 47mMultiple Airlines
Deal found 4/29$1,079
This flugladen.de 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1311:05 amLHR - FAI
2 stops22h 44mMultiple Airlines
Thu 6/192:09 amFAI - LHR
2 stops43h 11mMultiple Airlines
Deal found 4/29$1,165
This lol.travel 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/147:30 amLHR - ANC
1 stop14h 20mLufthansa
Sat 6/213:05 pmANC - LHR
2 stops17h 00mLufthansa
Deal found 4/29$1,234
This SmartFares 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/18:45 amLCY - FAI
2 stops23h 02mMultiple Airlines
Sat 9/273:59 pmFAI - LCY
2 stops39h 26mMultiple Airlines
Deal found 4/29$1,358
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/309:50 amLHR - ANC
1 stop15h 37mBritish Airways
Wed 5/79:05 amANC - LHR
1 stop18h 55mBritish Airways
Deal found 4/29$1,403

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, 2025.
Use the filters below to find and compare flights from London to Alaska that are best for you.

Fly from

London

Fly to

Alaska

Route

Depart

Return

Price

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Wed 6/4

10:55 am-11:58 pm

2 stops22h 03m

Anchorage

Sat 6/7

12:18 am-10:55 am

1 stop25h 37m

$928

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Mon 8/25

6:40 am-1:32 am

2 stops27h 52m

Anchorage

Mon 9/1

6:00 am-5:40 pm

2 stops26h 40m

$932

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sat 6/14

9:30 am-4:10 pm

1 stop15h 40m

Anchorage

Sat 6/21

6:15 pm-4:40 pm

1 stop13h 25m

$936

LondonAnchorage

LCY - ANC

LCYANC

London City

Tue 6/17

8:45 am-2:20 pm

1 stop14h 35m

Anchorage

Tue 7/1

4:20 pm-6:35 pm

1 stop17h 15m

$963

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Wed 6/4

1:05 pm-11:20 pm

2 stops19h 15m

Anchorage

Sun 6/8

12:20 pm-8:20 pm

2 stops23h 00m

$1,072

LondonFairbanks

LGW - FAI

LGWFAI

London Gatwick

Mon 6/16

3:40 pm-2:36 am

2 stops19h 56m

Fairbanks

Wed 6/25

3:53 pm-2:40 pm

2 stops37h 47m

$1,079

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Fri 6/13

11:05 am-12:49 am

2 stops22h 44m

Fairbanks

Thu 6/19

2:09 am-6:20 am

2 stops43h 11m

$1,165

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sat 6/14

7:30 am-12:50 pm

1 stop14h 20m

Anchorage

Sat 6/21

3:05 pm-5:05 pm

2 stops17h 00m

$1,234

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Mon 5/12

3:40 pm-1:28 am

2 stops18h 48m

Anchorage

Mon 6/2

12:20 pm-2:35 pm

2 stops17h 15m

$1,285

LondonFairbanks

LCY - FAI

LCYFAI

London City

Mon 9/1

8:45 am-10:47 pm

2 stops23h 02m

Fairbanks

Sat 9/27

3:59 pm-4:25 pm

2 stops39h 26m

$1,358

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 37 results
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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

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

Currently, January is the cheapest month in which you can book a flight from London to Alaska (average of $456). Flying from London to Alaska in July is currently the most expensive (average of $651). 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 LON to AK?

Find hourly flight availability from London to Alaska. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

When flying from London to Alaska, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Alaska by month

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

In terms of precipitation, rainfall in Alaska ranges from 0.5 - 3.3 inches per month. August is typically the wettest month, when rainfall can reach 3.3 in. April is typically the driest time to visit Alaska when rainfall is around 0.5 in.

Temperature in Alaska by month

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

If weather is an important factor for your trip to Alaska, 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 59.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 17.6 F).

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, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from London to Alaska. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    The cheapest airline one-way is Icelandair, with whom users have recently found tickets for as low as $1,123. However, be on the lookout for offers from WestJet and Lufthansa, as they are both options that can get you from London to Alaska for a low price.

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

    Most travelers choose London Heathrow - Anchorage, London Gatwick - 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, January is the cheapest month in which you can book a flight from London to Alaska (average of $456). Flying from London to Alaska in July is currently the most expensive (average of $651). 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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Alternative routes for London to Alaska

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