HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Alaska

$737+ 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 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ANC
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Heathrow to Alaska 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 Heathrow to Alaska

Keep the following information in mind while searching for Heathrow to Alaska flight deals. Data was last updated November 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$894
(Trip.com)

One-way from

$737
(Kiwi.com)

Popular in

January

Cheapest in

September

Average price

$1,372
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. 10% potential increase in price ($166 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 November 2025
Search Deals

Find 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 November 5, 2025.

This Trip.com deal was found by Cheapflights users on 11/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/212:15 pmLHR - FAI
2 stops21h 24mMultiple Airlines
Mon 12/82:18 amFAI - LHR
2 stops23h 32mMultiple Airlines
Deal found 11/4$928
This Trip.com deal was found by Cheapflights users on 11/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2711:20 amLHR - ANC
1 stop22h 20mMultiple Airlines
Wed 12/109:00 amANC - LHR
2 stops22h 50mMultiple Airlines
Deal found 11/4$948
This Trip.com deal was found by Cheapflights users on 11/5. 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 12/611:20 amLHR - ANC
2 stops22h 31mMultiple Airlines
Thu 12/116:05 amANC - LHR
2 stops25h 45mMultiple Airlines
Deal found 11/5$1,008
This Icelandair deal was found by Cheapflights users on 11/4. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1212:15 pmLHR - FAI
2 stops23h 26mMultiple Airlines
Thu 11/205:55 amFAI - LHR
2 stops19h 55mMultiple Airlines
Deal found 11/4$1,026
This oojo deal was found by Cheapflights users on 11/4. 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.
Tue 12/212:15 pmLHR - FAI
2 stops18h 28mIcelandair
Mon 12/82:18 amFAI - LHR
2 stops23h 32mIcelandair
Deal found 11/4$1,116
This Expedia deal was found by Cheapflights users on 11/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/58:35 pmLHR - ANC
2 stops34h 13mIcelandair
Wed 11/128:00 amANC - LHR
2 stops17h 50mIcelandair
Deal found 11/4$1,155
This Justfly.com deal was found by Cheapflights users on 11/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/58:35 pmLHR - ANC
2 stops34h 13mMultiple Airlines
Tue 11/118:00 amANC - LHR
2 stops17h 50mMultiple Airlines
Deal found 11/4$1,163
This oojo deal was found by Cheapflights users on 11/4. 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.
Wed 11/1212:15 pmLHR - FAI
2 stops18h 43mIcelandair
Wed 11/192:14 amFAI - LHR
2 stops23h 36mIcelandair
Deal found 11/4$1,300
This Expedia deal was found by Cheapflights users on 11/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/137:35 pmLHR - ANC
2 stops38h 16mMultiple Airlines
Mon 12/226:00 amANC - LHR
2 stops30h 05mMultiple Airlines
Deal found 11/4$1,373
This TravelUp deal was found by Cheapflights users on 11/4. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/212:20 pmLHR - FAI
1 stop20h 58mVirgin Atlantic
Mon 12/81:30 amFAI - LHR
1 stop24h 00mVirgin Atlantic
Deal found 11/4$1,431
This Expedia deal was found by Cheapflights users on 11/5. 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 12/63:05 pmLHR - ANC
1 stop16h 37mVirgin Atlantic
Thu 12/115:55 amANC - LHR
1 stop21h 55mVirgin Atlantic
Deal found 11/5$1,454
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Sat 11/226:35 amLHR - ANC
2 stops25h 21mUnited Airlines
Mon 11/249:07 pmANC - LHR
1 stop25h 48mUnited Airlines
Deal found 11/4$1,462

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 November 5, 2025.
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

Thu 1/8

2:45 pm-10:52 pm

1 stop17h 07m

Anchorage

Wed 1/14

12:38 am-12:50 pm

1 stop27h 12m

$895

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sat 1/31

8:35 pm-9:51 pm

2 stops34h 16m

Anchorage

Sat 2/7

8:00 am-10:50 am

2 stops17h 50m

$910

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Tue 12/2

12:15 pm-12:39 am

2 stops21h 24m

Fairbanks

Tue 12/9

5:55 am-10:50 am

2 stops19h 55m

$928

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sat 4/11

9:25 pm-1:28 am

2 stops37h 03m

Anchorage

Sat 4/18

12:00 pm-8:20 pm

2 stops23h 20m

$952

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sat 1/31

12:15 pm-9:51 pm

2 stops18h 36m

Anchorage

Fri 2/6

12:38 am-10:50 am

2 stops25h 12m

$1,009

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sat 12/6

11:20 am-12:30 am

1 stop22h 10m

Anchorage

Thu 12/11

9:00 am-4:50 pm

2 stops22h 50m

$1,027

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Thu 11/27

12:15 pm-11:08 am

2 stops31h 53m

Anchorage

Wed 12/10

6:05 am-10:50 am

2 stops19h 45m

$1,073

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Tue 12/2

12:15 pm-9:43 pm

2 stops18h 28m

Fairbanks

Mon 12/8

2:18 am-10:50 am

2 stops23h 32m

$1,116

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Tue 12/2

2:45 pm-12:18 am

1 stop18h 33m

Fairbanks

Mon 12/8

1:30 am-10:00 am

2 stops23h 30m

$1,431

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 1/6

2:45 pm-8:44 pm

1 stop14h 59m

Anchorage

Tue 1/20

1:15 pm-12:50 pm

1 stop14h 35m

$1,443

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 24 results
1
2
3

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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Alaska (average of $851). 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.

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

Find hourly flight availability from Heathrow to Alaska. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2025.

It’s typically best to fly out from London Heathrow Airport to Alaska at noon. Doing so could potentially save you 27% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Alaska

Get insights into the airlines that provide service to Alaska. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Alaska. Reviews last updated November 5, 2025.
See what other customers who have flown with Delta from London Heathrow Airport to Alaska have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,004 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,004 reviews
Delta
7.9
Good
8,004 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 fly from London Heathrow Airport to Alaska in about 34h 16m. The time it takes to get you to your destination can typically vary by up to . There are 4471 mi between London Heathrow Airport and Alaska.

  • 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Alaska (average of $851). 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

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 Heathrow to Alaska

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Gatwick to John F Kennedy Intl flights
Heathrow to LaGuardia flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Gatwick to LaGuardia flights
London City to Newark flights
Stansted to John F Kennedy Intl flights
Luton to John F Kennedy Intl flights
Stansted to Newark flights
Luton to Newark flights
Heathrow to Miami flights
Heathrow to Los Angeles flights
Heathrow to Boston flights
Heathrow to Orlando flights
Heathrow to San Francisco flights
Heathrow to Dulles Intl flights
Heathrow to O'Hare Intl flights
Gatwick to Miami flights
Heathrow to Dallas/Fort Worth flights
Heathrow to Las Vegas flights
London City to Miami flights
Heathrow to Baltimore flights
Gatwick to Orlando flights
Gatwick to Los Angeles flights
Heathrow to Seattle flights
Gatwick to Boston flights
Heathrow to Atlanta flights
Stansted to Miami flights
Heathrow to Tampa flights
London City to Boston flights
London City to Los Angeles flights
Luton to Miami flights
Gatwick to San Francisco flights
Heathrow to Hobby flights
Heathrow to Denver flights
Heathrow to Philadelphia flights
London City to San Francisco flights
Heathrow to George Bush Intcntl flights
Heathrow to Ontario flights
Gatwick to Dulles Intl flights
Heathrow to Reagan-National flights
Stansted to Los Angeles flights
Gatwick to O'Hare Intl flights
Heathrow to Midway flights
Heathrow to Sky Harbor Intl flights
Gatwick to Las Vegas flights

Top airline flying from Heathrow to Alaska

Discover the top airline that operate flights from Heathrow to Alaska. 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 November 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,401Average$1,643FlexibilityNo cancel feeOn-timeN/A

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.