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Alaska

$603+ Cheap flights from Heathrow (LHR) 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ANC
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Heathrow to Alaska

Keep the following information in mind while searching for Heathrow to Alaska flight deals. Data was last updated August 20, 2025.

Round-trip from

$885
(Trip.com)

One-way from

$603
(Kiwi.com)

Popular in

October

Cheapest in

April

Average price

$1,622
From London Heathrow to Alaska
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One-way flight from London Heathrow to Alaska
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Heathrow to Alaska

Cheapest flights from Heathrow to Alaska
Explore the most affordable flight options available from Heathrow to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Trip.com deal was found by Cheapflights users on 8/18. 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.
Sun 10/59:55 amLHR - ANC
1 stop23h 27mMultiple Airlines
Sun 10/125:05 amANC - LHR
2 stops27h 10mMultiple Airlines
Deal found 8/18$885
This Trip.com deal was found by Cheapflights users on 8/18. 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.
Thu 10/21:05 pmLHR - ANC
2 stops21h 38mMultiple Airlines
Thu 10/95:00 amANC - LHR
2 stops21h 55mMultiple Airlines
Deal found 8/18$898
This oojo deal was found by Cheapflights users on 8/20. 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 10/59:25 pmLHR - ANC
2 stops34h 20mIcelandair
Sat 10/111:10 pmANC - LHR
2 stops37h 45mIcelandair
Deal found 8/20$925
This Scandinavian Airlines deal was found by Cheapflights users on 8/18. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/87:05 amLHR - ANC
3 stops27h 54mScandinavian Airlines
Wed 10/226:00 amANC - LHR
3 stops27h 30mScandinavian Airlines
Deal found 8/18$930
This oojo deal was found by Cheapflights users on 8/19. 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 8/269:25 pmLHR - ANC
2 stops34h 22mIcelandair
Tue 9/24:46 pmANC - LHR
2 stops34h 09mIcelandair
Deal found 8/19$946
This oojo deal was found by Cheapflights users on 8/20. 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 10/59:25 pmLHR - ANC
2 stops34h 20mIcelandair
Sun 10/1211:16 amANC - LHR
2 stops24h 04mIcelandair
Deal found 8/20$947
This Scandinavian Airlines deal was found by Cheapflights users on 8/20. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/45:00 pmLHR - ANC
2 stops41h 37mScandinavian Airlines
Sun 10/126:00 amANC - LHR
2 stops27h 30mScandinavian Airlines
Deal found 8/20$956
This oojo deal was found by Cheapflights users on 8/18. 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 10/21:05 pmLHR - FAI
2 stops18h 42mIcelandair
Thu 10/96:00 amFAI - LHR
2 stops20h 55mIcelandair
Deal found 8/18$1,005
This Trip.com deal was found by Cheapflights users on 8/19. 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.
Thu 9/181:25 pmLHR - FAI
1 stop22h 20mMultiple Airlines
Wed 9/242:08 amFAI - LHR
1 stop24h 12mMultiple Airlines
Deal found 8/19$1,037
This Expedia deal was found by Cheapflights users on 8/18. 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.
Mon 12/112:15 pmLHR - FAI
2 stops21h 58mMultiple Airlines
Sun 12/78:00 amFAI - LHR
2 stops17h 50mMultiple Airlines
Deal found 8/18$1,115
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Thu 10/26:30 amLHR - FAI
2 stops23h 09mMultiple Airlines
Thu 10/96:00 amFAI - LHR
1 stop20h 20mMultiple Airlines
Deal found 8/18$1,137
This Trip.com deal was found by Cheapflights users on 8/18. 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 12/1712:15 pmLHR - FAI
2 stops21h 24mMultiple Airlines
Wed 12/312:35 amFAI - LHR
2 stops23h 15mMultiple Airlines
Deal found 8/18$1,153

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow 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 August 20, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Alaska that are best for you.

Fly from

Heathrow

Fly to

Alaska

Route

Depart

Return

Price

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sun 10/5

9:55 am-12:22 am

1 stop23h 27m

Anchorage

Sun 10/12

5:05 am-5:15 pm

2 stops27h 10m

$885

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Thu 10/2

1:05 pm-1:43 am

2 stops21h 38m

Anchorage

Thu 10/9

5:00 am-11:55 am

2 stops21h 55m

$898

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sun 10/5

9:25 pm-10:45 pm

2 stops34h 20m

Anchorage

Sat 10/11

1:10 pm-11:55 am

2 stops37h 45m

$925

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Wed 10/8

7:05 am-1:59 am

3 stops27h 54m

Anchorage

Wed 10/22

6:00 am-6:30 pm

3 stops27h 30m

$930

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sun 10/5

9:25 pm-10:45 pm

2 stops34h 20m

Anchorage

Sun 10/12

11:16 am-8:20 pm

2 stops24h 04m

$947

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sat 10/4

5:00 pm-1:37 am

2 stops41h 37m

Anchorage

Sun 10/12

6:00 am-6:30 pm

2 stops27h 30m

$956

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Thu 10/2

1:05 pm-10:47 pm

2 stops18h 42m

Fairbanks

Thu 10/9

6:00 am-11:55 am

2 stops20h 55m

$1,005

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Thu 9/18

1:25 pm-2:45 am

1 stop22h 20m

Fairbanks

Wed 9/24

2:08 am-11:20 am

1 stop24h 12m

$1,037

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Mon 12/1

12:15 pm-1:13 am

2 stops21h 58m

Fairbanks

Sun 12/7

8:00 am-10:50 am

2 stops17h 50m

$1,115

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Thu 10/2

6:30 am-8:39 pm

2 stops23h 09m

Fairbanks

Thu 10/9

6:00 am-11:20 am

1 stop20h 20m

$1,137

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Showing 1-10 of 21 results
1
2
3

Best time to book a flight from Heathrow to Alaska

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

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

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Alaska (average of $456). Flying from London Heathrow Airport to Alaska in July is currently the most expensive (average of $643). 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 LHR to AK?

Find hourly flight availability from Heathrow 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 August 20, 2025.

When flying from London Heathrow Airport 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.

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 August 20, 2025.
See what other customers who have flown with Delta from London Heathrow Airport to Alaska have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

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

    Airlines like Icelandair fly from London Heathrow Airport to Alaska in about 34h 20m. The time it takes to get you to your destination can typically vary by up to . There are 4471 mi between London Heathrow Airport and Alaska.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Alaska?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Alaska (average of $456). Flying from London Heathrow Airport to Alaska in July is currently the most expensive (average of $643). 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 Heathrow to Alaska

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Heathrow to Alaska

Discover the top airline that operate flights from Heathrow to Alaska. 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,401Average$2,070FlexibilityNo cancel feeOn-timeN/A

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