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$333+ 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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LHR
ene. 3 — ene. 101
sáb. 1/3
sáb. 1/10
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 diciembre 4, 2025.

This United Airlines deal was found by Cheapflights users on 12/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/1311:59 pmANC - LHR
1 stop24h 41mUnited Airlines
vie. 12/2611:35 amLHR - ANC
1 stop20h 21mUnited Airlines
Deal found 12/2$729
This United Airlines deal was found by Cheapflights users on 12/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/1311:59 pmANC - LHR
1 stop24h 41mUnited Airlines
jue. 12/256:50 amLHR - ANC
2 stops21h 55mUnited Airlines
Deal found 12/2$733
This Delta deal was found by Cheapflights users on 12/2. 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.
sáb. 12/1312:30 amANC - LHR
2 stops31h 20mDelta
jue. 12/258:40 amLHR - ANC
2 stops25h 42mDelta
Deal found 12/2$739
This United Airlines deal was found by Cheapflights users on 12/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/1311:59 pmANC - LHR
1 stop24h 41mUnited Airlines
mié. 12/241:25 pmLHR - ANC
2 stops39h 20mUnited Airlines
Deal found 12/2$754
This Delta deal was found by Cheapflights users on 12/2. 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.
sáb. 12/139:45 pmANC - LHR
1 stop24h 20mDelta
mié. 12/2411:05 amLHR - ANC
1 stop16h 44mDelta
Deal found 12/2$762
This Delta deal was found by Cheapflights users on 12/2. 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.
sáb. 12/1312:30 amANC - LHR
2 stops25h 55mDelta
mié. 12/241:00 pmLHR - ANC
2 stops32h 41mDelta
Deal found 12/2$767
This Delta deal was found by Cheapflights users on 12/2. 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.
mar. 12/912:30 amANC - LHR
2 stops20h 55mDelta
jue. 12/258:40 amLHR - ANC
2 stops25h 42mDelta
Deal found 12/2$772
This United Airlines deal was found by Cheapflights users on 12/3. 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.
mar. 12/301:30 amANC - LHR
1 stop23h 10mUnited Airlines
mié. 1/71:25 pmLHR - ANC
2 stops39h 32mUnited Airlines
Deal found 12/3$781
This United Airlines deal was found by Cheapflights users on 12/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/1511:59 pmANC - LHR
2 stops26h 16mUnited Airlines
vie. 12/2611:35 amLHR - ANC
1 stop20h 21mUnited Airlines
Deal found 12/2$784
This Delta deal was found by Cheapflights users on 12/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/41:30 amFAI - LHR
1 stop24h 00mDelta
mar. 12/96:30 amLHR - FAI
2 stops26h 48mDelta
Deal found 12/1$1,638
This British Airways deal was found by Cheapflights users on 12/3. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/55:55 amFAI - LHR
1 stop16h 15mBritish Airways
mar. 12/99:25 amLHR - FAI
1 stop21h 18mBritish Airways
Deal found 12/3$1,966
This Orbitz deal was found by Cheapflights users on 12/4. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/214:55 pmFAI - LHR
2 stops34h 25mMultiple Airlines
jue. 2/198:45 pmLHR - FAI
2 stops37h 05mMultiple Airlines
Deal found 12/4$2,136

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 diciembre 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$734
(Delta)

One-way from

$333
(Kiwi.com)

Popular in

January

Cheapest in

November

Average price

$1,371
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. 14% potential increase in price ($184 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 diciembre 4, 2025.
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

lun. 12/15

1:10 pm-12:50 pm

1 stop14h 40m

London Heathrow

jue. 12/25

8:40 am-1:22 am

2 stops25h 42m

$734

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

mar. 12/16

6:05 am-7:05 am

1 stop16h 00m

London Heathrow

jue. 12/25

8:40 am-1:22 am

2 stops25h 42m

$734

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

dom. 12/14

9:45 pm-7:05 am

1 stop24h 20m

London Heathrow

jue. 12/25

11:05 am-6:49 pm

1 stop16h 44m

$762

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

mar. 12/16

6:05 am-7:05 am

1 stop16h 00m

London Heathrow

mié. 12/24

11:05 am-6:49 pm

1 stop16h 44m

$762

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

mar. 2/24

9:00 am-7:35 pm

2 stops25h 35m

London Heathrow

lun. 3/9

6:30 pm-8:01 pm

2 stops33h 31m

$764

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

lun. 12/15

5:55 am-4:50 pm

2 stops25h 55m

London Heathrow

mié. 12/24

11:05 am-6:49 pm

1 stop16h 44m

$767

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

lun. 12/15

11:59 pm-11:15 am

2 stops26h 16m

London Heathrow

vie. 12/26

11:35 am-10:56 pm

1 stop20h 21m

$784

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

lun. 4/27

6:00 am-9:00 am

1 stop18h 00m

London Heathrow

jue. 5/7

8:40 am-12:33 am

2 stops24h 53m

$790

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

lun. 3/16

11:52 pm-9:40 am

1 stop25h 48m

London Heathrow

mar. 3/24

1:25 pm-8:01 pm

2 stops38h 36m

$794

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

sáb. 3/14

11:52 pm-9:40 am

1 stop25h 48m

London Heathrow

mar. 3/24

1:25 pm-8:01 pm

2 stops38h 36m

$794

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 32 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 $697). 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.

What is the cheapest time of day to fly from AK to LHR?

Find hourly flight availability from Alaska to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 4, 2025.

One of the essential ways to save on airfare from Alaska to London Heathrow Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 33% on airfare.

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 Delta, Lufthansa, and KLM fly from Alaska to London Heathrow Airport in about 14h 40m. The time it takes to get you to your destination can typically vary by up to 10h 55m. 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 $697). 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
Hayes
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Northampton
Watford
Borehamwood
Broadway
Aylesbury
Chipping Norton
Kingston upon Thames
Wembley
Folkestone

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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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Top 3 airlines flying from Alaska to Heathrow

Discover the top 3 airlines 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 diciembre 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$771Average$1,311FlexibilityNo cancel feeOn-time69%
DeltaCheapest$776Average$1,052FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$876Average$1,300FlexibilityNo cancel feeOn-time70%

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