What are the cheapest airlines to fly from Alaska to London Heathrow Airport one-way?

The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as £556. However, be on the lookout for offers from WestJet and British Airways, as they are both options that can get you from Alaska to London Heathrow Airport for a low price.

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

While some choose either Fairbanks - London Heathrow or Juneau Intl - London Heathrow, Anchorage - London Heathrow is the most popular route from Alaska to London Heathrow Airport.

How far in advance should I book a flight from Alaska to London Heathrow Airport?

To save on the cost of your flight from Alaska to London Heathrow Airport, book at least 49 days before your planned departure. Booking around this time can save you about 184% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £1,134 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £1,491.

What is the cheapest month to fly from Alaska to London Heathrow Airport?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, October can be a great choice for travel to London Heathrow Airport. Flights to London Heathrow Airport from Alaska in October are about £846 on average during October, but can be found for as low as £513.

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 holiday 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.

£556+ Flights from Alaska to London Heathrow Airport

Cheap flight deals from Alaska to Heathrow

Round-trip from	£602
One-way from	£556
Popular in	June
Cheapest in	October
Average price	£728

Virgin Atlantic
4/4-22/4
4 total stops
68h 20m total
Alaska to London

Search Deals

Delta
14/5
2 total stops
18h 50m total
Alaska to London

Search Deals

Highest demand for flights based on searches. 26% potential increase in price (£236 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£32 potential savings vs. average return price).

Search Deals

Average for round-trip flights in February 2025

Search Deals

Find 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 21 February 2025.

Fri 4/413:46ANC - LHR

2 stops31h 59mVirgin Atlantic

Tue 22/420:55LHR - ANC

2 stops36h 21mVirgin Atlantic

Deal found 20/2£602

Mon 31/323:44ANC - LHR

1 stop24h 56mUnited Airlines

Thu 10/407:25LHR - ANC

2 stops20h 56mUnited Airlines

Deal found 21/2£603

Sun 30/301:05ANC - LHR

2 stops21h 10mDelta

Thu 10/406:30LHR - ANC

2 stops22h 52mDelta

Deal found 21/2£607

Mon 31/320:30ANC - LHR

1 stop27h 30mBritish Airways

Thu 10/408:20LHR - ANC

1 stop20h 00mBritish Airways

Deal found 20/2£609

Sun 30/301:05ANC - LHR

1 stop28h 10mMultiple Airlines

Thu 10/417:25LHR - ANC

1 stop15h 34mMultiple Airlines

Deal found 21/2£629

Sun 6/405:55ANC - LHR

1 stop23h 20mKLM

Sun 13/413:25LHR - ANC

1 stop15h 57mKLM

Deal found 20/2£643

Wed 23/401:40FAI - LHR

1 stop24h 45mDelta

Wed 7/509:55LHR - FAI

2 stops23h 10mDelta

Deal found 20/2£644

Wed 12/1108:00ANC - LHR

2 stops26h 30mIcelandair

Wed 26/1120:40LHR - ANC

2 stops34h 47mIcelandair

Deal found 20/2£712

Mon 25/808:00ANC - LHR

3 stops25h 50mScandinavian Airlines

Mon 8/907:05LHR - ANC

3 stops27h 27mScandinavian Airlines

Deal found 20/2£823

Sat 8/1107:10JNU - LHR

3 stops18h 40mMultiple Airlines

Sun 23/1112:15LHR - JNU

3 stops18h 08mMultiple Airlines

Deal found 20/2£842

Mon 25/816:35ANC - LHR

1 stop35h 45mAir Canada

Mon 8/914:10LHR - ANC

1 stop34h 36mAir Canada

Deal found 20/2£901

Thu 24/406:00FAI - LHR

1 stop15h 50mBritish Airways

Wed 7/509:30LHR - FAI

2 stops25h 20mBritish Airways

Deal found 20/2£1,029

Best flights from Alaska to Heathrow
Discover carefully curated flight deals from Alaska to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 February 2025.

Fri 4/413:46ANC - LHR

2 stops31h 59mVirgin Atlantic

Tue 22/420:55LHR - ANC

2 stops36h 21mVirgin Atlantic

Deal found 20/2£602

Sun 6/405:55ANC - LHR

1 stop23h 20mKLM

Sun 13/413:25LHR - ANC

1 stop15h 57mKLM

Deal found 20/2£643

Wed 23/401:40FAI - LHR

1 stop24h 45mDelta

Wed 7/509:55LHR - FAI

2 stops23h 10mDelta

Deal found 20/2£644

Fri 4/420:30ANC - LHR

1 stop24h 55mBritish Airways

Tue 22/408:20LHR - ANC

1 stop20h 00mBritish Airways

Deal found 20/2£645

Sun 6/420:30ANC - LHR

1 stop24h 50mUnited Airlines

Sun 13/414:05LHR - ANC

2 stops38h 16mUnited Airlines

Deal found 20/2£646

Thu 3/401:05ANC - LHR

1 stop28h 10mMultiple Airlines

Tue 22/417:25LHR - ANC

1 stop15h 51mMultiple Airlines

Deal found 20/2£798

Sun 20/716:35ANC - LHR

2 stops34h 15mAir Canada

Thu 31/709:30LHR - ANC

2 stops39h 07mAir Canada

Deal found 20/2£1,073

Sat 5/401:05ANC - LHR

2 stops20h 20mDelta

Sun 13/413:25LHR - ANC

1 stop15h 57mDelta

Deal found 20/2£658

Thu 24/422:24FAI - LHR

2 stops29h 36mAlaska Airlines

Wed 7/509:50LHR - FAI

2 stops36h 56mAlaska Airlines

Deal found 20/2£1,472

Fri 18/706:00ANC - LHR

3 stops27h 30mScandinavian Airlines

Fri 1/806:40LHR - ANC

2 stops25h 24mScandinavian Airlines

Deal found 20/2£1,686

Thu 24/406:00FAI - LHR

1 stop15h 50mBritish Airways

Wed 7/509:30LHR - FAI

2 stops25h 20mBritish Airways

Deal found 20/2£1,029

Sun 3/823:44FAI - LHR

1 stop24h 56mUnited Airlines

Sat 16/814:05LHR - FAI

2 stops38h 43mUnited Airlines

Deal found 20/2£1,131

Last-minute flights from Alaska to Heathrow
Discover last-minute flight deals from Alaska to Heathrow. Data last updated 21 February 2025 and is based on user searches.

Sat 22/302:59ANC - LHR

1 stop25h 16mAlaska Airlines

Sun 30/309:15LHR - ANC

1 stop36h 40mAlaska Airlines

Deal found 21/2£2,143

Sun 30/301:05ANC - LHR

2 stops21h 10mDelta

Thu 10/406:30LHR - ANC

2 stops22h 52mDelta

Deal found 21/2£607

Sun 30/301:05ANC - LHR

1 stop28h 10mMultiple Airlines

Thu 10/417:25LHR - ANC

1 stop15h 34mMultiple Airlines

Deal found 21/2£629

Mon 31/323:44ANC - LHR

2 stops25h 16mUnited Airlines

Thu 10/407:25LHR - ANC

2 stops20h 56mUnited Airlines

Deal found 21/2£603

Mon 31/320:30ANC - LHR

1 stop27h 30mBritish Airways

Thu 10/408:20LHR - ANC

1 stop20h 00mBritish Airways

Deal found 20/2£609

One-way flights from Alaska to Heathrow
Search for one-way flight options from Alaska to Heathrow. Find affordable one-way fares based on user searches. Data last updated 21 February 2025.

Wed 14/506:00ANC - LHR

2 stops18h 50mDelta

Deal found 20/2£556

Sun 3/800:55FAI - LHR

1 stop23h 55mDelta

Deal found 21/2£558

Tue 13/502:31ANC - LHR

1 stop19h 19mMultiple Airlines

Deal found 20/2£635

Sun 3/801:40FAI - LHR

1 stop20h 10mMultiple Airlines

Deal found 21/2£1,264

Sun 3/801:30FAI - LHR

2 stops25h 35mWestJet

Deal found 21/2£1,429

Mon 4/807:00FAI - LHR

1 stop14h 50mBritish Airways

Deal found 21/2£3,716

Mon 4/805:15FAI - LHR

2 stops16h 35mAlaska Airlines

Deal found 21/2£10,616

Find flights from Alaska to Heathrow within your budget

Fly from

Fly to

Route

Depart

Return

Price

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Fri 4/4

13:46-06:45

2 stops31h 59m

London Heathrow

Tue 22/4

20:55-00:16

2 stops36h 21m

£602

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 6/4

05:55-14:15

1 stop23h 20m

London Heathrow

Sun 13/4

13:25-20:22

1 stop15h 57m

£643

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Wed 23/4

01:40-11:25

1 stop24h 45m

London Heathrow

Wed 7/5

09:55-00:05

2 stops23h 10m

£644

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Fri 4/4

20:30-06:25

1 stop24h 55m

London Heathrow

Tue 22/4

08:20-19:20

1 stop20h 00m

£645

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 6/4

20:30-06:20

1 stop24h 50m

London Heathrow

Sun 13/4

14:05-19:21

2 stops38h 16m

£646

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sat 5/4

01:05-06:25

2 stops20h 20m

London Heathrow

Sun 13/4

13:25-20:22

1 stop15h 57m

£658

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Thu 3/4

01:05-14:15

1 stop28h 10m

London Heathrow

Tue 22/4

17:25-00:16

1 stop15h 51m

£798

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Thu 24/4

06:00-06:50

1 stop15h 50m

London Heathrow

Wed 7/5

09:30-01:50

2 stops25h 20m

£1,029

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 20/7

16:35-11:50

2 stops34h 15m

London Heathrow

Thu 31/7

09:30-15:37

2 stops39h 07m

£1,073

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Sun 3/8

23:44-09:40

1 stop24h 56m

London Heathrow

Sat 16/8

14:05-19:48

2 stops38h 43m

£1,131

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 25 results

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 return 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.

Travel insights for flights from Alaska to Heathrow

Get recent, data-driven insights about flights from Alaska to Heathrow including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Alaska to London Heathrow Airport (average of £112). Flying from Alaska to London Heathrow Airport in August is currently the most expensive (average of £163). 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?

When flying from Alaska to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Heathrow by month

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown Alaska Airlines, Delta and KLM from Alaska to London. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very Good

9,697 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very Good

9,697 reviews

Alaska Airlines

8.0

Very Good

9,697 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very Good

8,213 reviews

Alaska Airlines

8.0

Very Good

9,697 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

KLM

7.8

Good

1,331 reviews

Alaska Airlines

8.0

Very Good

9,697 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Virgin Atlantic

7.5

Good

654 reviews

Alaska Airlines

8.0

Very Good

9,697 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,759 reviews

Alaska Airlines

8.0

Very Good

9,697 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What are the cheapest airlines to fly from Alaska to London Heathrow Airport one-way?
The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as £556. However, be on the lookout for offers from WestJet and British Airways, as they are both options that can get you from Alaska to London Heathrow Airport for a low price.
What are the most popular routes from Alaska to London Heathrow Airport?
While some choose either Fairbanks - London Heathrow or Juneau Intl - London Heathrow, Anchorage - London Heathrow is the most popular route from Alaska to London Heathrow Airport.
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 holiday 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, January is the cheapest month in which you can book a flight from Alaska to London Heathrow Airport (average of £112). Flying from Alaska to London Heathrow Airport in August is currently the most expensive (average of £163). 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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Croydon

Gatwick

Slough

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Ilford

Hayes

Eastbourne

Swindon

Northampton

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Winchester

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Watford

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How does Cheapflights help users find flights from Alaska to Heathrow?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Alaska to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Alaska to Heathrow?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Alaska to Heathrow.

Can Cheapflights find flights from Alaska to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from Alaska shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Alaska to Heathrow become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from Alaska to London Heathrow Airport from £556

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 14/5. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Alaska to Heathrow

Keep the following information in mind while searching for Alaska to Heathrow flight deals. Data was last updated 21 February 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Alaska to Heathrow

Cheapest flights from Alaska to HeathrowExplore 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 21 February 2025.

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 21 February 2025.

Find flights from Alaska to Heathrow within your budget

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.

Travel insights for flights from Alaska to Heathrow

Get recent, data-driven insights about flights from Alaska to Heathrow including ideal travel times, pricing trends, and more.

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

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 21 February 2025.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown Alaska Airlines, Delta and KLM from Alaska to London. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

What are the cheapest airlines to fly from Alaska to London Heathrow Airport one-way?

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

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

How can I find direct flights from Alaska to Heathrow?

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

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

Travelling to a place near Alaska?

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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.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Alaska to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from Alaska to Heathrow?

Can Cheapflights find flights from Alaska to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from Alaska to Heathrow become cheaper?

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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 21 February 2025.