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$434+ Cheap flights from Alaska to Heathrow (LHR)

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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LHR
3月 6 — 3月 131
金 3/6
金 3/13
1 adult, Economy
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Cheap flight deals from Alaska to Heathrow

Cheapest flights from Alaska to Heathrow
Explore the most affordable flight options available from Alaska to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2月 4, 2026.

This Expedia deal was found by Cheapflights users on 2/1. 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.
水 3/186:15 am
ANC
-
LHR
1 stop20h 15m
KLM
水 3/2512:20 pm
LHR
-
ANC
1 stop20h 09m
KLM
Deal found 2/1$880
This Expedia deal was found by Cheapflights users on 2/1. 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.
水 3/189:10 pm
ANC
-
LHR
2 stops26h 00m
Multiple Airlines
水 3/256:30 am
LHR
-
ANC
2 stops21h 31m
Multiple Airlines
Deal found 2/1$882
This oojo deal was found by Cheapflights users on 2/1. 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.
水 4/2212:20 pm
ANC
-
LHR
2 stops23h 00m
Icelandair
水 4/291:05 pm
LHR
-
ANC
2 stops18h 38m
Icelandair
Deal found 2/1$888
This oojo deal was found by Cheapflights users on 2/1. 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.
水 4/2212:20 pm
ANC
-
LHR
2 stops23h 00m
Icelandair
火 4/289:25 pm
LHR
-
ANC
2 stops34h 18m
Icelandair
Deal found 2/1$890
This Expedia deal was found by Cheapflights users on 2/1. 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.
水 3/186:15 am
ANC
-
LHR
2 stops20h 40m
Virgin Atlantic
水 3/2512:20 pm
LHR
-
ANC
1 stop16h 15m
Virgin Atlantic
Deal found 2/1$891
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
月 4/69:04 pm
ANC
-
LHR
1 stop24h 41m
United Airlines
火 4/217:25 am
LHR
-
ANC
2 stops21h 30m
United Airlines
Deal found 2/3$897
This KLM deal was found by Cheapflights users on 2/1. 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.
水 4/226:00 am
ANC
-
LHR
1 stop24h 35m
KLM
水 4/296:30 am
LHR
-
ANC
2 stops21h 16m
KLM
Deal found 2/1$899
This oojo deal was found by Cheapflights users on 1/31. 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.
月 4/139:21 am
ANC
-
LHR
2 stops25h 59m
Icelandair
月 4/279:25 pm
LHR
-
ANC
2 stops58h 18m
Icelandair
Deal found 1/31$903
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
日 4/59:04 pm
ANC
-
LHR
1 stop26h 26m
United Airlines
月 4/139:00 am
LHR
-
ANC
2 stops43h 55m
United Airlines
Deal found 2/3$908
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
水 3/41:20 am
ANC
-
LHR
1 stop24h 10m
KLM
木 3/1212:20 pm
LHR
-
ANC
1 stop20h 08m
KLM
Deal found 2/3$910
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
月 3/25:45 am
ANC
-
LHR
1 stop19h 45m
Delta
火 3/1712:20 pm
LHR
-
ANC
1 stop20h 09m
Delta
Deal found 2/2$911
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
日 11/151:30 am
FAI
-
LHR
1 stop24h 00m
KLM
水 12/28:25 pm
LHR
-
FAI
2 stops36h 50m
KLM
Deal found 2/2$930

Find flight deals from Alaska to Heathrow

Keep the following information in mind while searching for Alaska to Heathrow flight deals. Data was last updated 2月 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$888
(oojo)

One-way from

$434
(Travelocity)

Popular in

January

Cheapest in

April

Average price

$992
Provider with most accurate pricing for Anchorage-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Anchorage-London (LON) flights.
Search Deals
From Alaska to London Heathrow
Search Deals
One-way flight from Alaska to London Heathrow
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($183 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($41 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 Alaska to Heathrow 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 2月 4, 2026.
Use the filters below to find and compare flights from Alaska to London Heathrow Airport that are best for you.

Fly from

Alaska

Fly to

Heathrow

Route

Depart

Return

Price

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

水 3/18

6:15 am-10:30 am

1 stop20h 15m

London Heathrow

水 3/25

12:20 pm-12:29 am

1 stop20h 09m

$880

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

水 3/18

9:10 pm-7:10 am

2 stops26h 00m

London Heathrow

水 3/25

6:30 am-8:01 pm

2 stops21h 31m

$882

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

水 3/18

6:15 am-10:55 am

2 stops20h 40m

London Heathrow

水 3/25

12:20 pm-8:35 pm

1 stop16h 15m

$891

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

月 4/6

9:04 pm-6:45 am

1 stop24h 41m

London Heathrow

火 4/21

7:25 am-7:55 pm

2 stops21h 30m

$897

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

水 4/22

6:00 am-3:35 pm

1 stop24h 35m

London Heathrow

水 4/29

6:30 am-6:46 pm

2 stops21h 16m

$899

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

月 4/13

9:04 pm-6:45 am

1 stop24h 41m

London Heathrow

月 4/27

9:00 am-7:55 pm

2 stops43h 55m

$910

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

水 3/4

1:20 am-10:30 am

1 stop24h 10m

London Heathrow

木 3/12

12:20 pm-12:28 am

1 stop20h 08m

$910

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

日 4/5

9:04 pm-6:45 am

1 stop24h 41m

London Heathrow

月 4/13

9:00 am-7:55 pm

2 stops43h 55m

$910

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

月 3/2

5:45 am-10:30 am

1 stop19h 45m

London Heathrow

火 3/17

12:20 pm-12:29 am

1 stop20h 09m

$911

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

木 3/19

6:15 am-10:30 am

1 stop20h 15m

London Heathrow

木 3/26

12:20 pm-8:35 pm

1 stop16h 15m

$911

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 37 results
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Best time to book a flight from Alaska to Heathrow

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

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

Currently, August is the cheapest month in which you can book a flight from Alaska to London Heathrow Airport (average of $693). Flying from Alaska to London Heathrow Airport in June is currently the most expensive (average of $1,182). 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 Alaska to Heathrow. 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 Alaska to London Heathrow Airport?

    Airlines like Virgin Atlantic, United Airlines, and KLM fly from Alaska to London Heathrow Airport in about 20h 40m. The time it takes to get you to your destination can typically vary by up to 4h 01m. There are 4471 mi between Alaska and London Heathrow Airport. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The most popular flight routes from Alaska to London Heathrow Airport are Anchorage - London Heathrow, Fairbanks - London Heathrow and Juneau Intl - London Heathrow.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Alaska to London Heathrow Airport (average of $693). Flying from Alaska to London Heathrow Airport in June is currently the most expensive (average of $1,182). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Croydon
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Northampton
Watford
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Alaska to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Boston to Gatwick flights
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Miami to Heathrow flights
Reagan-National to Heathrow flights
Boston to London City flights
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Newark to Stansted flights
Dulles Intl to Gatwick flights
Newark to London City flights
Denver to Heathrow flights
Newark to Luton flights
Dulles Intl to London City flights
Dulles Intl to Stansted flights
Boston to Stansted flights
Philadelphia to Heathrow flights
Baltimore to Gatwick flights
Minneapolis to Heathrow flights
O'Hare Intl to Gatwick flights
Los Angeles to Gatwick flights
Reagan-National to Gatwick flights
Austin to Heathrow flights
George Bush Intcntl to Heathrow flights
O'Hare Intl to London City flights
Tampa to Heathrow flights
San Francisco to Gatwick flights
O'Hare Intl to Stansted flights
Los Angeles to Stansted flights
Detroit to Heathrow flights
Seattle to Gatwick flights
Los Angeles to London City flights
Raleigh to Heathrow flights
Charlotte to Heathrow flights

Top airline flying from Alaska to Heathrow

Discover the top airline that operate flights from Alaska to Heathrow. 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 2月 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$776Average$1,064FlexibilityNo cancel feeOn-timeN/A

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