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Alaska

$556+ 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ANC
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
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 4, 2026.

This Trip.com deal was found by Cheapflights users on 2/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/312:15 pm
LHR
-
ANC
2 stops21h 54m
Multiple Airlines
Tue 3/106:00 am
ANC
-
LHR
2 stops20h 50m
Multiple Airlines
Deal found 2/3$731
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/411:20 am
LHR
-
ANC
1 stop22h 35m
Multiple Airlines
Wed 3/1112:20 pm
ANC
-
LHR
2 stops20h 30m
Multiple Airlines
Deal found 2/2$899
This Trip.com deal was found by Cheapflights users on 2/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/39:30 am
LHR
-
ANC
2 stops23h 50m
Multiple Airlines
Sat 6/1311:15 am
ANC
-
LHR
2 stops39h 35m
Multiple Airlines
Deal found 2/2$978
This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/81:05 pm
LHR
-
ANC
2 stops18h 35m
Multiple Airlines
Sat 9/195:00 am
ANC
-
LHR
2 stops21h 55m
Multiple Airlines
Deal found 2/3$990
This FlightHub deal was found by Cheapflights users on 2/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/99:25 pm
LHR
-
ANC
2 stops33h 32m
Icelandair
Tue 6/165:27 pm
ANC
-
LHR
2 stops17h 53m
Icelandair
Deal found 2/2$998
This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/279:25 pm
LHR
-
ANC
2 stops33h 32m
Multiple Airlines
Thu 7/166:00 am
ANC
-
LHR
2 stops20h 55m
Multiple Airlines
Deal found 2/3$1,011
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:30 am
LHR
-
ANC
2 stops23h 05m
Multiple Airlines
Thu 3/269:21 am
ANC
-
LHR
1 stop18h 34m
Multiple Airlines
Deal found 2/2$1,058
This Flighttix deal was found by Cheapflights users on 2/2. 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.
Thu 3/1912:15 pm
LHR
-
ANC
2 stops29h 11m
Multiple Airlines
Wed 3/257:25 pm
ANC
-
LHR
2 stops40h 05m
Multiple Airlines
Deal found 2/2$1,059
This TravelUp deal was found by Cheapflights users on 2/3. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/279:25 pm
LHR
-
ANC
2 stops33h 32m
Multiple Airlines
Fri 7/175:00 am
ANC
-
LHR
2 stops21h 55m
Multiple Airlines
Deal found 2/3$1,062
This TravelUp deal was found by Cheapflights users on 2/3. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/312:15 pm
LHR
-
FAI
2 stops19h 00m
Multiple Airlines
Tue 3/103:59 pm
FAI
-
LHR
2 stops43h 31m
Multiple Airlines
Deal found 2/3$1,087
This TravelUp deal was found by Cheapflights users on 2/3. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/139:25 pm
LHR
-
FAI
2 stops34h 54m
Multiple Airlines
Sat 6/273:50 pm
FAI
-
LHR
2 stops19h 30m
Multiple Airlines
Deal found 2/3$1,104
This Icelandair deal was found by Cheapflights users on 2/2. 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 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 2/2$1,105

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 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$731
(Trip.com)

One-way from

$556
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$1,379
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. 12% potential increase in price ($185 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($29 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 4, 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 3/3

12:15 pm-1:09 am

2 stops21h 54m

Anchorage

Tue 3/10

6:00 am-10:50 am

2 stops20h 50m

$731

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 6/9

9:25 pm-9:57 pm

2 stops33h 32m

Anchorage

Tue 6/16

5:27 pm-8:20 pm

2 stops17h 53m

$998

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sat 6/27

9:25 pm-9:57 pm

2 stops33h 32m

Anchorage

Fri 7/17

5:00 am-11:55 am

2 stops21h 55m

$1,062

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Tue 3/3

12:15 pm-10:15 pm

2 stops19h 00m

Fairbanks

Tue 3/10

3:59 pm-7:30 pm

2 stops43h 31m

$1,087

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 6/23

9:25 pm-9:57 pm

2 stops57h 32m

Anchorage

Mon 7/27

5:27 pm-8:20 pm

2 stops41h 53m

$1,120

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Mon 6/29

9:25 pm-9:57 pm

2 stops33h 32m

Anchorage

Tue 7/28

5:27 pm-8:20 pm

2 stops17h 53m

$1,132

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Fri 7/3

10:45 am-11:58 pm

2 stops22h 13m

Anchorage

Sat 7/11

5:00 am-8:10 pm

2 stops30h 10m

$1,134

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Wed 6/24

1:05 pm-9:57 pm

2 stops41h 52m

Anchorage

Fri 7/24

9:10 am-8:20 pm

2 stops26h 10m

$1,174

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 6/23

9:25 pm-9:57 pm

2 stops57h 32m

Anchorage

Thu 7/30

5:27 pm-8:20 pm

2 stops17h 53m

$1,175

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Fri 6/26

9:25 pm-9:57 pm

2 stops33h 32m

Anchorage

Tue 7/28

5:27 pm-8:20 pm

2 stops17h 53m

$1,183

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Showing 1-10 of 27 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 $878). Flying from London Heathrow Airport to Alaska in July is currently the most expensive (average of $1,322). 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 London Heathrow Airport to Alaska?

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 and Virgin Atlantic fly from London Heathrow Airport to Alaska in about 17h 42m. The time it takes to get you to your destination can typically vary by up to 15h 50m. There are 4213 mi between London Heathrow Airport and Alaska. This flight may include one or multiple stops.

  • 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 $878). Flying from London Heathrow Airport to Alaska in July is currently the most expensive (average of $1,322). 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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