Which airport is the most popular layover for flights between Boise and London?

Seattle (SEA) was the most common stop: 91% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to London?

Delta, United Airlines and Virgin Atlantic are the top three most popular airlines that fly to London from Boise according to our data. Delta is the first choice among our users, with 33% of people opting to fly with this airline when traveling to London. Keep in mind that there are 5 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Boise to London?

Flights via Seattle (SEA) offer the lowest average round-trip price of $800.

Which layover airport has the shortest connection time from Boise to London?

Seattle (SEA) has the shortest average layover time for this route: 0h 53m.

Which layover airport has the shortest travel time from Boise to London?

Flights connecting via Seattle (SEA) have the shortest average one-way travel time: 12h 01m.

What is the cheapest airline that flies from Boise Air Term. Gowen Fld to London?

KLM, Air Canada, and Virgin Atlantic are the most popular carriers operating from Boise Air Term. Gowen Fld to London

When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to London?

Prices for flights from Boise Air Term. Gowen Fld Airport to London are refreshed on a daily basis.

How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to London?

The number of operators available for flights from Boise Air Term. Gowen Fld Airport to London is 5 as of October 2025.

How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to London?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$308 Cheap Flights from Boise to London in 2025/26

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3:54 pm - 5:40 pmBOI-LHR

18h 46m2 stops

10:20 am - 10:05 pmLHR-BOI

18h 45m2 stops

$639Scandinavian Airlines

Find Deal

Wed, Nov 26 - Wed, Dec 3

3:54 pm - 9:40 pmBOI-LHR

22h 46m2 stops

6:40 pm - 10:05 pmLHR-BOI

34h 25m2 stops

$646Scandinavian Airlines

Find Deal

Wed, Nov 26 - Thu, Dec 4

7:07 am - 1:30 pmBOI-LHR

23h 23m1 stop

11:10 am - 11:05 pmLHR-BOI

18h 55m2 stops

$669United Airlines

Find Deal

Tue, Feb 17 - Thu, Feb 26

4:45 pm - 12:50 pmBOI-LHR

13h 05m1 stop

8:40 am - 12:09 amLHR-BOI

22h 29m2 stops

$672Delta

Find Deal

Tue, Nov 18 - Wed, Nov 26

10:38 am - 12:50 pmBOI-LHR

19h 12m1 stop

11:20 am - 11:04 pmLHR-BOI

18h 44m1 stop

$674Virgin Atlantic

Find Deal

Tue, Feb 17 - Thu, Feb 26

7:30 am - 7:05 amBOI-LHR

16h 35m2 stops

6:30 am - 4:20 pmLHR-BOI

16h 50m2 stops

$676Delta

Find Deal

Tue, Nov 18 - Thu, Nov 27

6:20 am - 11:50 amBOI-LHR

22h 30m2 stops

2:30 pm - 1:44 pmLHR-BOI

30h 14m2 stops

$677Air Canada

Find Deal

Mon, Nov 17 - Wed, Nov 26

2:40 pm - 11:50 amBOI-LHR

38h 10m2 stops

11:10 am - 9:21 pmLHR-BOI

41h 11m2 stops

$684Air Canada

Find Deal

Mon, Nov 17 - Thu, Nov 27

6:20 am - 12:00 pmBOI-LHR

22h 40m1 stop

11:10 am - 1:39 pmLHR-BOI

57h 29m2 stops

$685United Airlines

Find Deal

Wed, Nov 26 - Tue, Dec 2

1:43 pm - 9:00 amBOI-LHR

13h 17m1 stop

6:30 am - 8:13 pmLHR-BOI

20h 43m2 stops

$780Virgin Atlantic

Find Deal

Fri, Mar 27 - Tue, Mar 31

Scandinavian Airlines flights from Boise to London

Our best Scandinavian Airlines deals on Boise to London flight tickets

Scandinavian Airlines

Nov 26

BOI3:54 pmBoise Air Term. Gowen Fld

18h 46m

2 stops

LHR5:40 pmLondon Heathrow

Dec 3

LHR10:20 amLondon Heathrow

18h 45m

2 stops

BOI10:05 pmBoise Air Term. Gowen Fld

$639

Find similar

Scandinavian Airlines

Nov 26

BOI3:54 pmBoise Air Term. Gowen Fld

22h 46m

2 stops

LHR9:40 pmLondon Heathrow

Dec 4

LHR6:40 pmLondon Heathrow

34h 25m

2 stops

BOI10:05 pmBoise Air Term. Gowen Fld

$646

Find similar

Scandinavian Airlines

Nov 26

BOI3:54 pmBoise Air Term. Gowen Fld

22h 41m

3 stops

LHR9:35 pmLondon Heathrow

Dec 2

LHR10:20 amLondon Heathrow

18h 45m

2 stops

BOI10:05 pmBoise Air Term. Gowen Fld

$727

Find similar

United Airlines flights from Boise to London

Our best United Airlines deals on Boise to London flight tickets

United Airlines

Feb 17

BOI7:07 amBoise Air Term. Gowen Fld

23h 23m

1 stop

LHR1:30 pmLondon Heathrow

Feb 26

LHR11:10 amLondon Heathrow

18h 55m

2 stops

BOI11:05 pmBoise Air Term. Gowen Fld

$669

Find similar

United Airlines

Nov 26

BOI6:20 amBoise Air Term. Gowen Fld

22h 40m

1 stop

LHR12:00 pmLondon Heathrow

Dec 2

LHR11:10 amLondon Heathrow

57h 29m

2 stops

BOI1:39 pmBoise Air Term. Gowen Fld

$685

Find similar

United Airlines

Dec 5

BOI2:49 pmBoise Air Term. Gowen Fld

11h 51m

1 stop

LHR9:40 amLondon Heathrow

Jan 10

LHR11:35 amLondon Heathrow

16h 48m

2 stops

BOI9:23 pmBoise Air Term. Gowen Fld

$705

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Wed 11/26

3:54 pm-5:40 pm

2 stops18h 46m

London Heathrow

Wed 12/3

10:20 am-10:05 pm

2 stops18h 45m

$639

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Wed 11/26

3:54 pm-9:40 pm

2 stops22h 46m

London Heathrow

Thu 12/4

6:40 pm-10:05 pm

2 stops34h 25m

$646

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 2/17

7:07 am-1:30 pm

1 stop23h 23m

London Heathrow

Thu 2/26

11:10 am-11:05 pm

2 stops18h 55m

$669

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 11/18

4:45 pm-12:50 pm

1 stop13h 05m

London Heathrow

Wed 11/26

8:40 am-12:09 am

2 stops22h 29m

$672

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 2/17

10:38 am-12:50 pm

1 stop19h 12m

London Heathrow

Thu 2/26

11:20 am-11:04 pm

1 stop18h 44m

$674

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 11/18

7:30 am-7:05 am

2 stops16h 35m

London Heathrow

Thu 11/27

6:30 am-4:20 pm

2 stops16h 50m

$676

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Mon 11/17

6:20 am-11:50 am

2 stops22h 30m

London Heathrow

Wed 11/26

2:30 pm-1:44 pm

2 stops30h 14m

$677

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Mon 11/17

2:40 pm-11:50 am

2 stops38h 10m

London Heathrow

Thu 11/27

11:10 am-9:21 pm

2 stops41h 11m

$684

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Wed 11/26

6:20 am-12:00 pm

1 stop22h 40m

London Heathrow

Tue 12/2

11:10 am-1:39 pm

2 stops57h 29m

$685

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Fri 3/27

1:43 pm-9:00 am

1 stop13h 17m

London Heathrow

Tue 3/31

6:30 am-8:13 pm

2 stops20h 43m

$780

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boise to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to London?

The cheapest month to fly to London from Boise is in October. Flight prices, which tend to average around $627, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Boise averaging around $788.

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from Boise to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $801. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $975. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

What is the cheapest time of day to depart on your flight to London?

Flying to London from Boise in the morning is the least expensive time of day to depart. momondo users have found prices as low as $864 when looking at flights departing in the morning. Flights to London are more costly in the evening, with an average ticket price of $1,103. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Boise when booking week ahead of your departure date. In general, you can expect to find flights to London for around $940 when searching week out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Boise for as low as $587 on momondo.

How have Boise to London flight prices changed over time?

As of October 2025, prices for Boise to London flights are approximately 17% cheaper when compared to flights at the same time last year.

When to book flights from Boise to London

Are you open to changing your travel dates? Check out the ideal times to fly from Boise to London according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Boise to London (BOI to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boise to London

Direct flights	None

There are no direct flights from Boise to London. There are no popular flight routes from Boise to London.

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How far is Boise Air Term. Gowen Fld to London by plane?
London is 4834.5 mi away from Boise Air Term. Gowen Fld. Flights usually cover this in 11h 50m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to London?
Prices for flights from Boise Air Term. Gowen Fld Airport to London are refreshed on a daily basis.
How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to London?
The number of operators available for flights from Boise Air Term. Gowen Fld Airport to London is 5 as of October 2025.
How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to London?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Boise to London?
Based on momondo bookings for flights between Boise and London, the leading airline is United Airlines, making up 43% of the total bookings. Other popular airlines include Delta with 28%, Virgin Atlantic with 22%, and American Airlines with 7%.

Best airlines flying from Boise to London

Compare and see reviews for airlines that fly from Boise to London with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $577	Free Cancellation	Rating 7.7 1,396 reviews	Search KLM flights
United Airlines	PriceFrom $685	Free Cancellation	Rating 7.4 8,957 reviews	Search United Airlines flights
Virgin Atlantic	PriceFrom $697	Free Cancellation	Rating 7.4 665 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $701	Free Cancellation	Rating 7.9 7,970 reviews	Search Delta flights
American Airlines	PriceFrom $703	Free Cancellation	Rating 7.2 11,042 reviews	Search American Airlines flights

Gatwick

Hounslow

Milton Keynes

Luton

Dover

Slough

Guildford

Dartford

Hayes

Crawley

Chelmsford

Brentwood

Colchester

Ilford

Folkestone

Romford

Cobham

Stansted

Watford

Richmond

Why use momondo?

Why should I use momondo to find a flight deal from Boise to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boise to London. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Boise to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Boise which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Boise to London?

momondo helps you find the best flight between Boise and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boise to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Boise. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London trip

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Cheap flights from Boise to London from $308

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to London departing on 10/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Scandinavian Airlines flights from Boise to London

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United Airlines flights from Boise to London

Our best United Airlines deals on Boise to London flight tickets

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How to get the cheapest flight ticket from Boise to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London?

What is the cheapest day to depart on your flight to London?

What is the cheapest time of day to depart on your flight to London?

How far in advance should I book a flight to London?

How have Boise to London flight prices changed over time?

As of October 2025, prices for Boise to London flights are approximately 17% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Boise Air Term. Gowen Fld to London?

KLM, Air Canada, and Virgin Atlantic are the most popular carriers operating from Boise Air Term. Gowen Fld to London

What airlines fly to London?

Which airport is the most popular layover for flights between Boise and London?

Seattle (SEA) was the most common stop: 91% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Boise to London?

Flights via Seattle (SEA) offer the lowest average round-trip price of $800.

Which layover airport has the shortest travel time from Boise to London?

Flights connecting via Seattle (SEA) have the shortest average one-way travel time: 12h 01m.

Which layover airport has the shortest connection time from Boise to London?

Seattle (SEA) has the shortest average layover time for this route: 0h 53m.

When to book flights from Boise to London

Cheap Boise to London (BOI to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boise to London

Direct flights

How far is Boise Air Term. Gowen Fld to London by plane?

When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to London?

How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to London?

How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to London?

What documentation or ID do you need to fly to London?

What is the most popular airline from Boise to London?

Best airlines flying from Boise to London

Compare and see reviews for airlines that fly from Boise to London with momondo

Traveling to a place near London?

Why use momondo?

Why should I use momondo to find a flight deal from Boise to London?

Can I find flights from Boise to London with flexible booking policies on momondo?

How can momondo help me find flights from Boise to London?

I’m not ready to book a flight from Boise to London right now. Can momondo alert me if prices change?

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London