£527 Cheap Flights from London (LHR) to Juneau (JNU)

View £527 flight on Sat, 29 Aug 2026Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Juneau, AK (JNU-Juneau Intl.)

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Cheap Flights from London (LHR) to Juneau (JNU)

Prices were available within the past 7 days and start at £527 for one-way flights and £788 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Tue, 6 Oct - Sat, 10 Oct
LHR
London
JNU
Juneau
£788 Return, found 5 days ago
£788
Return
found 5 days ago
Select Icelandair flight, departing Tue, 6 Oct from London to Juneau, returning Sat, 10 Oct, priced at £788 found 5 days ago
Icelandair
Tue, 6 Oct - Sat, 10 Oct
LHR
London
JNU
Juneau
£796 Return, found 5 days ago
£796
Return
found 5 days ago
Select Icelandair flight, departing Tue, 6 Oct from London to Juneau, returning Sat, 10 Oct, priced at £796 found 5 days ago
Icelandair
Sat, 29 Aug - Mon, 7 Sept
LHR
London
JNU
Juneau
£848 Return, found 3 days ago
£848
Return
found 3 days ago
Select Icelandair flight, departing Sat, 29 Aug from London to Juneau, returning Mon, 7 Sept, priced at £848 found 3 days ago
Icelandair
Sat, 29 Aug - Mon, 7 Sept
LHR
London
JNU
Juneau
£861 Return, found 3 days ago
£861
Return
found 3 days ago
Select Icelandair flight, departing Sat, 29 Aug from London to Juneau, returning Mon, 7 Sept, priced at £861 found 3 days ago
Icelandair
Sun, 7 Jun - Wed, 8 Jul
LHR
London
JNU
Juneau
£870 Return, found 5 days ago
£870
Return
found 5 days ago
Select Icelandair flight, departing Sun, 7 Jun from London to Juneau, returning Wed, 8 Jul, priced at £870 found 5 days ago
Icelandair
Sat, 29 Aug - Mon, 7 Sept
LHR
London
JNU
Juneau
£871 Return, found 3 days ago
£871
Return
found 3 days ago
Select Icelandair flight, departing Sat, 29 Aug from London to Juneau, returning Mon, 7 Sept, priced at £871 found 3 days ago
Scandinavian Airlines
Tue, 6 Oct - Sat, 10 Oct
LHR
London
JNU
Juneau
£932 Return, found 5 days ago
£932
Return
found 5 days ago
Select Scandinavian Airlines flight, departing Tue, 6 Oct from London to Juneau, returning Sat, 10 Oct, priced at £932 found 5 days ago
Alaska Airlines
Sun, 7 Jun - Mon, 29 Jun
LHR
London
JNU
Juneau
£1,036 Return, found 5 days ago
£1,036
Return
found 5 days ago
Select Alaska Airlines flight, departing Sun, 7 Jun from London to Juneau, returning Mon, 29 Jun, priced at £1,036 found 5 days ago
Aer Lingus
Tue, 1 Sept - Sat, 5 Sept
LHR
London
JNU
Juneau
£1,110 Return, found 7 hours ago
£1,110
Return
found 7 hours ago
Select Aer Lingus flight, departing Tue, 1 Sept from London to Juneau, returning Sat, 5 Sept, priced at £1,110 found 7 hours ago
American Airlines
Tue, 6 Oct - Sat, 10 Oct
LHR
London
JNU
Juneau
£1,234 Return, found 5 days ago
£1,234
Return
found 5 days ago
Select American Airlines flight, departing Tue, 6 Oct from London to Juneau, returning Sat, 10 Oct, priced at £1,234 found 5 days ago

Frequently asked questions

How do I find cheap flights from London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.)?
To find a cheap flight from London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.)?
There are approximately 20 connecting flights per day from London Heathrow (LHR) to Juneau, AK (JNU-Juneau Intl.). Some common connection points include (DUB), Frankfurt Intl. (FRA), and Seattle - Tacoma Intl. (SEA).
What is the earliest flight from London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.)?
The earliest flight from London Heathrow (LHR) to Juneau, AK (JNU) typically departs at approximately 6:15 AM local time. This service is operated by Air France and Delta. This is a seasonal service active in July. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.)?
You'll typically find the most flights from London Heathrow (LHR) to Juneau, AK (JNU) on a Tuesday, with around 36 flights available. This gives you a good selection of options for your journey. Major airlines on this route include British Airways, Virgin Atlantic, and Lufthansa.
What are the most popular departure times for flights from London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.)?
The most popular departure times for flights from London Heathrow (LHR) to Juneau Intl. (JNU) are in the morning, from 9am to 12pm. Approximately 46% of passengers prefer this time window. Many major carriers, including British Airways, Alaska Airlines and Virgin Atlantic, offer flights during this window. This timing works well because it allows for a morning departure, getting you to your destination with plenty of time left in the day.
How long does it take to fly from London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.)?
A flight from LHR to JNU with a layover takes around 15 hours 30 minutes, with the route covering approximately 4,422 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.)?
Select the "Business class" and "First class" filters when looking for LHR to JNU flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.) flight with Expedia?
It's easy to earn miles on a London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Juneau from Heathrow (LHR)?
From Heathrow (LHR), you can fly into Juneau Intl. (JNU) to reach Juneau. Some flights may connect through major hubs like Franz Josef Strauss Intl. (MUC), Seattle - Tacoma Intl. (SEA), Vantaa (HEL) before reaching Juneau. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.) at the last minute?
Typically, booking a last minute flight from London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.) flight and hotel package?
Securing a London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.)?
If you booked your London (LHR-Heathrow) to Juneau, AK (JNU-Juneau Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Heathrow
Destination airport
Juneau Intl.
Airlines serving
Air France, Alaska Airlines, British Airways, Finnair, KLM, Virgin Atlantic
Return price
£787
Distance
7074 km

Book with confidence

Compare flights from London to Juneau easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Juneau. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Juneau Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Heathrow to Juneau Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Heathrow (LHR) to Juneau Intl. (JNU)

The easiest way to view the best deals on flights from London to Juneau today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Heathrow to Juneau Intl. start at just £788 and range up to £1,234.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near London and Juneau
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your London to Juneau flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Heathrow to Juneau Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from London to Juneau easily and book with confidence

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*Available to Expedia members.