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Alaska

$650+ 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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ANC
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap 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 February 11, 2026.

This Trip.com deal was found by Cheapflights users on 2/8. 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.
Tue 3/109:00 am
LHR
-
ANC
2 stops23h 55m
Multiple Airlines
Mon 3/1612:53 am
ANC
-
LHR
2 stops26h 22m
Multiple Airlines
Deal found 2/8$788
This Trip.com deal was found by Cheapflights users on 2/10. 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.
Sat 3/76:00 am
LHR
-
ANC
2 stops27h 55m
Multiple Airlines
Sun 3/1512:53 am
ANC
-
LHR
2 stops32h 57m
Multiple Airlines
Deal found 2/10$789
This Trip.com deal was found by Cheapflights users on 2/10. 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.
Tue 9/18:20 am
LHR
-
ANC
1 stop24h 51m
Multiple Airlines
Fri 9/112:15 am
ANC
-
LHR
2 stops25h 30m
Multiple Airlines
Deal found 2/10$902
This Trip.com deal was found by Cheapflights users on 2/10. 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.
Tue 3/109:00 am
LHR
-
ANC
2 stops23h 55m
Multiple Airlines
Sun 3/155:00 am
ANC
-
LHR
2 stops24h 30m
Multiple Airlines
Deal found 2/10$910
This Icelandair deal was found by Cheapflights users on 2/9. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2412:15 pm
LHR
-
ANC
2 stops19h 49m
Multiple Airlines
Fri 2/276:00 am
ANC
-
LHR
2 stops19h 50m
Multiple Airlines
Deal found 2/9$955
This Trip.com deal was found by Cheapflights users on 2/8. 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 3/910:05 am
LHR
-
FAI
2 stops22h 45m
Multiple Airlines
Mon 3/165:00 am
FAI
-
LHR
3 stops26h 30m
Multiple Airlines
Deal found 2/8$1,034
This Icelandair deal was found by Cheapflights users on 2/10. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:15 pm
LHR
-
FAI
2 stops23h 23m
Multiple Airlines
Wed 11/182:09 am
FAI
-
LHR
2 stops23h 41m
Multiple Airlines
Deal found 2/10$1,130
This Trip.com deal was found by Cheapflights users on 2/11. 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.
Sat 3/78:50 am
LHR
-
FAI
3 stops25h 00m
Multiple Airlines
Sat 3/148:00 am
FAI
-
LHR
2 stops23h 10m
Multiple Airlines
Deal found 2/11$1,157
This Trip.com deal was found by Cheapflights users on 2/9. 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.
Tue 6/309:25 pm
LHR
-
FAI
2 stops34h 54m
Multiple Airlines
Sun 7/195:30 am
FAI
-
LHR
2 stops29h 50m
Multiple Airlines
Deal found 2/9$1,233
This Trip.com deal was found by Cheapflights users on 2/9. 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 3/2612:20 pm
LHR
-
FAI
2 stops19h 48m
Multiple Airlines
Thu 4/25:30 am
FAI
-
LHR
1 stop25h 05m
Multiple Airlines
Deal found 2/9$1,280
This Alaska Airlines deal was found by Cheapflights users on 2/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:45 pm
LHR
-
FAI
1 stop20h 53m
Alaska Airlines
Thu 11/1912:16 pm
FAI
-
LHR
1 stop15h 04m
Alaska Airlines
Deal found 2/10$1,366

Find flight deals from Heathrow to Alaska

Keep the following information in mind while searching for Heathrow to Alaska flight deals. Data was last updated February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$788
(Trip.com)

One-way from

$650
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$1,625
Provider with most accurate pricing for London (LON)-Anchorage flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Anchorage flights.
Search Deals
From London Heathrow to Alaska
Search Deals
One-way flight from London Heathrow to Alaska
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($200 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 11, 2026.
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

Tue 3/10

9:00 am-12:55 am

2 stops23h 55m

Anchorage

Mon 3/16

12:53 am-11:15 am

2 stops26h 22m

$788

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sat 3/7

6:00 am-12:55 am

2 stops27h 55m

Anchorage

Sun 3/15

12:53 am-5:50 pm

2 stops32h 57m

$789

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 3/10

12:30 pm-12:55 am

1 stop20h 25m

Anchorage

Sun 3/15

5:00 am-12:20 pm

2 stops23h 20m

$930

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Thu 2/26

12:15 pm-9:49 pm

2 stops18h 34m

Anchorage

Tue 3/24

6:00 am-10:50 am

2 stops20h 50m

$969

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Mon 3/2

7:40 am-12:55 am

2 stops26h 15m

Anchorage

Mon 3/16

12:53 am-5:50 pm

2 stops32h 57m

$989

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Mon 3/9

10:05 am-12:50 am

2 stops22h 45m

Fairbanks

Mon 3/16

5:00 am-3:30 pm

3 stops26h 30m

$1,034

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sun 5/3

1:05 pm-1:36 am

2 stops21h 31m

Anchorage

Sat 5/9

1:22 pm-8:20 pm

2 stops21h 58m

$1,037

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Mon 3/9

8:35 pm-11:04 pm

2 stops34h 29m

Anchorage

Mon 3/23

7:25 pm-10:50 am

2 stops31h 25m

$1,052

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sun 6/7

8:20 am-8:46 pm

2 stops21h 26m

Anchorage

Sun 6/14

11:15 am-5:20 pm

2 stops21h 05m

$1,066

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Sat 3/7

8:50 am-12:50 am

3 stops25h 00m

Fairbanks

Sat 3/14

8:00 am-3:10 pm

2 stops23h 10m

$1,157

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 30 results
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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, September is the cheapest month in which you can book a flight from London Heathrow Airport to Alaska (average of $884). Flying from London Heathrow Airport to Alaska in July is currently the most expensive (average of $1,315). 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 Heathrow to Alaska. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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, September is the cheapest month in which you can book a flight from London Heathrow Airport to Alaska (average of $884). Flying from London Heathrow Airport to Alaska in July is currently the most expensive (average of $1,315). 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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