How long is the flight from Alaska to London Heathrow Airport?

Lufthansa, United Airlines, and KLM can get you from Alaska to London Heathrow Airport in just under 15h 40m. Your travel time can differ by up to 7h 30m. Airlines will cover a distance of 4471 mi. Both multi-stop and direct flights can be found to your destination and back.

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

The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as £205. However, be on the lookout for offers from JetBlue and Air Canada, as they are both options that can get you from Alaska to London Heathrow Airport for a low price.

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.

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).

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.

£250+ Flights from Alaska to London Heathrow Airport

Cheap flight deals from Alaska to Heathrow

Enter your travel dates to find the best prices.

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 5 12月 2025.

週二 30/1201:30ANC - LHR

1 stop23h 10mUnited Airlines

週三 7/113:25LHR - ANC

2 stops39h 32mUnited Airlines

Deal found 3/12£585

週三 31/1205:45ANC - LHR

1 stop19h 45mKLM

週三 7/111:05LHR - ANC

1 stop16h 51mKLM

Deal found 3/12£866

週二 16/1205:00ANC - LHR

2 stops20h 50mMultiple Airlines

週三 24/1212:15LHR - ANC

2 stops18h 44mMultiple Airlines

Deal found 4/12£1,085

週三 3/1200:30ANC - LHR

1 stop25h 00mKLM

週四 11/1206:30LHR - ANC

2 stops19h 04mKLM

Deal found 3/12£1,115

週四 4/1205:55ANC - LHR

2 stops19h 20mDelta

週四 11/1206:30LHR - ANC

2 stops21h 34mDelta

Deal found 3/12£1,119

週日 7/1207:05ANC - LHR

2 stops20h 55mMultiple Airlines

週日 14/1207:40LHR - ANC

2 stops20h 03mMultiple Airlines

Deal found 2/12£1,133

週四 4/1205:05ANC - LHR

1 stop22h 15mMultiple Airlines

週四 11/1211:50LHR - ANC

1 stop21h 40mMultiple Airlines

Deal found 3/12£1,136

週六 6/1200:30ANC - LHR

2 stops23h 15mDelta

週日 14/1212:20LHR - ANC

1 stop22h 33mDelta

Deal found 2/12£1,140

週四 18/1221:00ANC - LHR

2 stops26h 30mUnited Airlines

週三 14/106:30LHR - ANC

2 stops25h 45mUnited Airlines

Deal found 3/12£1,152

週二 16/1205:55ANC - LHR

1 stop19h 35mKLM

週三 24/1206:30LHR - ANC

2 stops21h 19mKLM

Deal found 4/12£1,185

週五 5/1205:55FAI - LHR

1 stop16h 15mBritish Airways

週二 9/1209:25LHR - FAI

1 stop21h 18mBritish Airways

Deal found 3/12£1,473

週日 21/1216:55FAI - LHR

2 stops34h 25mMultiple Airlines

週四 19/220:45LHR - FAI

2 stops37h 05mMultiple Airlines

Deal found 4/12£1,601

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 5 12月 2025.

週二 24/209:00ANC - LHR

1 stop15h 40mLufthansa

週一 9/319:30LHR - ANC

2 stops32h 31mLufthansa

Deal found 2/12£567

週二 30/1201:30ANC - LHR

1 stop23h 10mUnited Airlines

週三 7/113:25LHR - ANC

2 stops39h 32mUnited Airlines

Deal found 3/12£585

週日 18/105:55ANC - LHR

1 stop19h 35mKLM

週日 25/106:30LHR - ANC

2 stops26h 39mKLM

Deal found 3/12£618

週日 18/121:15ANC - LHR

1 stop24h 50mDelta

週日 25/106:30LHR - ANC

2 stops21h 26mDelta

Deal found 4/12£618

週六 17/101:30FAI - LHR

2 stops23h 45mMultiple Airlines

週日 25/106:30LHR - FAI

2 stops26h 52mMultiple Airlines

Deal found 4/12£660

週五 23/105:51FAI - LHR

1 stop21h 29mBritish Airways

週二 27/114:55LHR - FAI

1 stop18h 01mBritish Airways

Deal found 4/12£902

週一 23/223:45ANC - LHR

2 stops22h 25mUnited Airlines

週一 9/307:40LHR - ANC

2 stops23h 10mUnited Airlines

Deal found 3/12£620

週一 23/209:00ANC - LHR

1 stop15h 40mLufthansa

週一 9/310:25LHR - ANC

1 stop17h 36mLufthansa

Deal found 3/12£636

週六 17/101:30FAI - LHR

1 stop24h 00mKLM

週日 25/106:30LHR - FAI

2 stops26h 52mKLM

Deal found 4/12£657

週五 23/109:00ANC - LHR

1 stop15h 40mUnited Airlines

週二 27/106:30LHR - ANC

2 stops25h 45mUnited Airlines

Deal found 2/12£624

週日 21/1212:15FAI - LHR

1 stop15h 05mAmerican Airlines

週四 19/214:55LHR - FAI

1 stop18h 55mAmerican Airlines

Deal found 4/12£1,779

週三 4/214:20JNU - LHR

1 stop13h 00mBritish Airways

週日 8/214:55LHR - JNU

1 stop16h 57mBritish Airways

Deal found 2/12£940

週五 23/107:00JNU - LHR

1 stop20h 20mBritish Airways

週二 27/114:55LHR - JNU

1 stop16h 57mBritish Airways

Deal found 4/12£977

週日 21/1216:55FAI - LHR

2 stops34h 25mMultiple Airlines

週四 19/220:45LHR - FAI

2 stops37h 05mMultiple Airlines

Deal found 4/12£1,601

週一 15/1202:18FAI - LHR

1 stop19h 42mMultiple Airlines

週二 24/209:25LHR - FAI

1 stop21h 50mMultiple Airlines

Deal found 4/12£2,267

週二 16/1212:10FAI - LHR

1 stop15h 10mBritish Airways

週二 24/210:35LHR - FAI

2 stops23h 15mBritish Airways

Deal found 4/12£2,487

週一 15/1202:18FAI - LHR

1 stop19h 42mMultiple Airlines

週五 20/214:55LHR - FAI

2 stops18h 38mMultiple Airlines

Deal found 4/12£2,537

週五 26/1202:35FAI - LHR

1 stop19h 35mMultiple Airlines

週日 28/1214:55LHR - FAI

1 stop16h 31mMultiple Airlines

Deal found 4/12£2,708

Last-minute flights from Alaska to Heathrow
Discover last-minute flight deals from Alaska to Heathrow. Data last updated 5 12月 2025 and is based on user searches.

週五 5/1212:10FAI - LHR

1 stop15h 10mBritish Airways

週二 9/1209:25LHR - FAI

1 stop21h 18mBritish Airways

Deal found 2/12£1,473

週日 21/1216:55FAI - LHR

2 stops34h 25mMultiple Airlines

週四 19/220:45LHR - FAI

2 stops37h 05mMultiple Airlines

Deal found 4/12£1,601

週二 30/1201:30ANC - LHR

1 stop23h 10mUnited Airlines

週三 7/113:25LHR - ANC

2 stops39h 32mUnited Airlines

Deal found 3/12£585

週六 17/107:00ANC - LHR

2 stops24h 50mMultiple Airlines

週六 24/106:20LHR - ANC

2 stops21h 51mMultiple Airlines

Deal found 3/12£646

週六 17/105:55ANC - LHR

1 stop19h 35mVirgin Atlantic

週六 24/112:20LHR - ANC

1 stop19h 18mVirgin Atlantic

Deal found 3/12£648

週六 17/109:00ANC - LHR

1 stop15h 40mUnited Airlines

週六 24/106:35LHR - ANC

2 stops25h 40mUnited Airlines

Deal found 3/12£648

週六 17/101:30FAI - LHR

1 stop24h 00mKLM

週日 25/106:30LHR - FAI

2 stops26h 52mKLM

Deal found 4/12£657

週六 17/101:30FAI - LHR

2 stops23h 45mMultiple Airlines

週日 25/106:30LHR - FAI

2 stops26h 52mMultiple Airlines

Deal found 4/12£660

週日 18/121:15ANC - LHR

1 stop24h 50mDelta

週日 25/106:30LHR - ANC

2 stops21h 26mDelta

Deal found 4/12£618

週五 23/109:00ANC - LHR

1 stop15h 40mUnited Airlines

週二 27/106:30LHR - ANC

2 stops25h 45mUnited Airlines

Deal found 2/12£624

週五 23/105:51FAI - LHR

1 stop21h 29mBritish Airways

週二 27/114:55LHR - FAI

1 stop18h 01mBritish Airways

Deal found 4/12£902

週五 23/107:00JNU - LHR

1 stop20h 20mBritish Airways

週二 27/114:55LHR - JNU

1 stop16h 57mBritish Airways

Deal found 4/12£977

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 5 12月 2025.

週六 7/216:54ANC - LHR

3 stops34h 56mMultiple Airlines

Deal found 3/12£250

週二 9/1207:05ANC - LHR

2 stops27h 25mIcelandair

Deal found 3/12£365

週二 30/1201:30ANC - LHR

2 stops22h 40mUnited Airlines

Deal found 3/12£368

週日 7/1209:05ANC - LHR

2 stops18h 45mMultiple Airlines

Deal found 2/12£542

週二 9/1205:55ANC - LHR

1 stop19h 35mKLM

Deal found 4/12£597

週五 17/420:05FAI - LHR

3 stops35h 35mMultiple Airlines

Deal found 3/12£796

週五 17/405:30FAI - LHR

1 stop23h 15mBritish Airways

Deal found 3/12£797

Find flight deals from Alaska to Heathrow

Round-trip from	£567
One-way from	£250
Popular in	January
Cheapest in	November
Average price	£1,028

Lufthansa
24/2-9/3
3 total stops
48h 11m total
Alaska to London

Search Deals

7/2
3 total stops
34h 56m total
Alaska to London

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£103 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£24 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

週二 24/2

09:00-09:40

1 stop15h 40m

London Heathrow

週一 9/3

19:30-20:01

2 stops32h 31m

£567

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

週二 30/12

01:30-09:40

1 stop23h 10m

London Heathrow

週三 7/1

13:25-19:57

2 stops39h 32m

£585

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

週日 18/1

05:55-10:30

1 stop19h 35m

London Heathrow

週日 25/1

06:30-00:09

2 stops26h 39m

£618

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

週日 18/1

21:15-07:05

1 stop24h 50m

London Heathrow

週日 25/1

06:30-18:56

2 stops21h 26m

£618

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

週一 23/2

23:45-07:10

2 stops22h 25m

London Heathrow

週一 9/3

07:40-22:50

2 stops23h 10m

£620

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

週五 23/1

09:00-09:40

1 stop15h 40m

London Heathrow

週二 27/1

06:30-23:15

2 stops25h 45m

£624

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

週一 23/2

09:00-09:40

1 stop15h 40m

London Heathrow

週一 9/3

10:25-20:01

1 stop17h 36m

£636

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

週六 17/1

01:30-10:30

1 stop24h 00m

London Heathrow

週日 25/1

06:30-00:22

2 stops26h 52m

£657

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

週六 17/1

01:30-10:15

2 stops23h 45m

London Heathrow

週日 25/1

06:30-00:22

2 stops26h 52m

£660

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

週五 23/1

05:51-12:20

1 stop21h 29m

London Heathrow

週二 27/1

14:55-23:56

1 stop18h 01m

£902

Flights are sorted by cheapest return flights first.

Deals found on 3/12

Showing 1-10 of 27 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.

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 £522). Flying from Alaska to London Heathrow Airport in June is currently the most expensive (average of £886). 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 fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 49% versus a flight at midday.

Related info for your journey

How long is the flight from Alaska to London Heathrow Airport?
Lufthansa, United Airlines, and KLM can get you from Alaska to London Heathrow Airport in just under 15h 40m. Your travel time can differ by up to 7h 30m. Airlines will cover a distance of 4471 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from Alaska to London Heathrow Airport one-way?
The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as £205. However, be on the lookout for offers from JetBlue and Air Canada, 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, August is the cheapest month in which you can book a flight from Alaska to London Heathrow Airport (average of £522). Flying from Alaska to London Heathrow Airport in June is currently the most expensive (average of £886). 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.

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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.

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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 £250

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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 5 12月 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 5 12月 2025.

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 5 12月 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Alaska to London Heathrow Airport that are best for you.

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.

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?

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 5 12月 2025.

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?

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 London Heathrow Airport?

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Alternative routes for Alaska to Heathrow

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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 5 12月 2025.