HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$437+ 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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LHR
lug 9 — lug 161
gio 7/9
gio 7/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Alaska to Heathrow with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 giugno 9, 2026.

This United Airlines deal was found by Cheapflights users on 6/7. 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 8/1710:19 pm
ANC
-
LHR
1 stop28h 16m
United Airlines
gio 8/277:25 am
LHR
-
ANC
2 stops25h 34m
United Airlines
Deal found 6/7$941
This United Airlines deal was found by Cheapflights users on 6/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar 9/18:19 pm
ANC
-
LHR
1 stop16h 06m
United Airlines
mar 9/86:55 am
LHR
-
ANC
2 stops26h 04m
United Airlines
Deal found 6/4$942
This oojo deal was found by Cheapflights users on 6/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar 9/17:00 am
ANC
-
LHR
1 stop18h 55m
British Airways
mar 9/89:45 am
LHR
-
ANC
1 stop20h 06m
British Airways
Deal found 6/4$962
This FlightHub deal was found by Cheapflights users on 6/7. 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.
lun 8/177:00 am
ANC
-
LHR
1 stop17h 00m
Multiple Airlines
gio 8/276:15 am
LHR
-
ANC
2 stops23h 36m
Multiple Airlines
Deal found 6/7$966
This Orbitz deal was found by Cheapflights users on 6/7. 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.
lun 8/177:00 am
ANC
-
LHR
1 stop22h 25m
British Airways
gio 8/2711:10 am
LHR
-
ANC
1 stop18h 41m
British Airways
Deal found 6/7$970
This Delta deal was found by Cheapflights users on 6/7. 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.
mer 8/268:15 am
ANC
-
LHR
1 stop22h 20m
Delta
mer 9/99:55 am
LHR
-
ANC
2 stops21h 27m
Delta
Deal found 6/7$973
This Air Canada deal was found by Cheapflights users on 6/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar 9/19:20 pm
ANC
-
LHR
3 stops24h 10m
Air Canada
mar 9/82:10 pm
LHR
-
ANC
2 stops32h 25m
Air Canada
Deal found 6/4$980
This Mytrip deal was found by Cheapflights users on 6/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun 8/178:00 pm
ANC
-
LHR
2 stops29h 00m
Air Canada
gio 8/272:10 pm
LHR
-
ANC
2 stops32h 28m
Air Canada
Deal found 6/7$987
This United Airlines deal was found by Cheapflights users on 6/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer 8/199:00 am
ANC
-
LHR
1 stop18h 35m
United Airlines
sab 9/197:25 am
LHR
-
ANC
2 stops21h 34m
United Airlines
Deal found 6/8$991
This Ovago deal was found by Cheapflights users on 6/4. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sab 8/88:45 pm
FAI
-
LHR
1 stop25h 00m
Multiple Airlines
sab 8/222:50 pm
LHR
-
FAI
1 stop17h 09m
Multiple Airlines
Deal found 6/4$1,022
This Ovago deal was found by Cheapflights users on 6/4. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sab 8/88:45 pm
FAI
-
LHR
1 stop25h 00m
SWISS
sab 8/2211:05 am
LHR
-
FAI
2 stops20h 54m
SWISS
Deal found 6/4$1,027
This Delta deal was found by Cheapflights users on 6/6. 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.
sab 7/181:35 am
FAI
-
LHR
1 stop25h 30m
Delta
gio 7/3011:30 am
LHR
-
FAI
2 stops22h 00m
Delta
Deal found 6/6$1,050

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 giugno 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$941
(United Airlines)

One-way from

$437
(Expedia)

Popular in

December

Cheapest in

October

Average price

$1,305
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. 3% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 giugno 9, 2026.
Use the filters below to find and compare flights from Alaska to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

mar 9/1

8:00 pm-6:30 am

2 stops25h 30m

London Heathrow

mar 9/8

9:00 am-11:59 pm

2 stops23h 59m

$945

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

mer 8/26

6:15 am-1:15 pm

2 stops22h 00m

London Heathrow

mer 9/9

9:55 am-10:22 pm

2 stops21h 27m

$978

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

mer 8/19

9:00 am-12:35 pm

1 stop18h 35m

London Heathrow

sab 9/19

7:25 am-7:59 pm

2 stops21h 34m

$991

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

sab 8/8

8:45 pm-6:45 am

1 stop25h 00m

London Heathrow

sab 8/22

2:50 pm-10:59 pm

1 stop17h 09m

$1,022

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

sab 8/8

8:45 pm-6:45 am

1 stop25h 00m

London Heathrow

sab 8/22

11:05 am-10:59 pm

2 stops20h 54m

$1,027

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

mar 7/21

9:59 pm-6:45 am

2 stops23h 46m

London Heathrow

gio 7/30

11:30 am-12:30 am

2 stops22h 00m

$1,050

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

gio 8/20

10:19 pm-11:35 am

1 stop28h 16m

London Heathrow

dom 8/30

7:30 am-11:59 pm

2 stops25h 29m

$1,052

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

gio 8/20

2:40 pm-11:50 am

2 stops36h 10m

London Heathrow

dom 8/30

2:05 pm-1:38 pm

2 stops32h 33m

$1,059

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

mar 7/21

2:40 pm-1:20 pm

1 stop13h 40m

London Heathrow

mer 7/29

9:30 am-7:12 pm

1 stop18h 42m

$1,062

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

gio 8/20

9:56 pm-6:50 am

1 stop23h 54m

London Heathrow

dom 8/30

6:15 am-8:51 pm

2 stops23h 36m

$1,066

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

Showing 1-10 of 34 resultsSorted by cheapest first
1
2
3
4

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 $683). Flying from Alaska to London Heathrow Airport in June is currently the most expensive (average of $1,575). 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 Alaska to London Heathrow Airport?

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 United Airlines, Delta, and SWISS fly from Alaska to London Heathrow Airport in about 22h. The time it takes to get you to your destination can typically vary by up to 3h 30m. 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, Juneau Intl - London Heathrow and Fairbanks - 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 $683). Flying from Alaska to London Heathrow Airport in June is currently the most expensive (average of $1,575). 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
Dorking
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Wembley
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Northampton
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough

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.

Top 2 airlines flying from Alaska to Heathrow

Discover the top 2 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 giugno 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$757Average$1,209FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$926Average$1,687FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.