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.

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

Lufthansa and Icelandair are the most popular carriers operating from Boise Air Term. Gowen Fld to London

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 32% 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 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.

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 November 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.

$315 Cheap Flights from Boise to London in 2025/26

Q: What is the typical price of a round-trip flight between Boise and London?

Prices are currently low for flights on this route. Typical prices usually range from $741 to $1,082. The lowest price recently found on this route was $613.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Boise to London

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:40 pm - 10:30 amBOI-LHR

13h 50m1 stop

10:45 am - 11:12 pmLHR-BOI

19h 27m1 stop

$613Virgin Atlantic

Find Deal

Wed, Jan 7 - Wed, Jan 14

1:44 pm - 12:00 pmBOI-LHR

15h 16m1 stop

11:10 am - 11:48 pmLHR-BOI

19h 38m2 stops

$615United Airlines

Find Deal

Tue, Feb 17 - Thu, Feb 26

10:39 am - 10:30 amBOI-LHR

16h 51m1 stop

6:30 am - 4:17 pmLHR-BOI

16h 47m2 stops

$616Multiple Airlines

Find Deal

Wed, Jan 7 - Wed, Jan 14

10:25 am - 9:40 amBOI-LHR

16h 15m1 stop

11:10 am - 11:48 pmLHR-BOI

19h 38m2 stops

$617United Airlines

Find Deal

Tue, Feb 17 - Thu, Feb 26

2:40 pm - 9:40 amBOI-LHR

12h 00m1 stop

9:30 am - 9:32 pmLHR-BOI

19h 02m2 stops

$620Lufthansa

Find Deal

Tue, Feb 17 - Tue, Feb 24

8:41 am - 12:00 pmBOI-LHR

20h 19m1 stop

11:10 am - 11:48 pmLHR-BOI

19h 38m2 stops

$624United Airlines

Find Deal

Tue, Feb 17 - Fri, Feb 27

5:20 am - 8:45 amBOI-LHR

20h 25m2 stops

6:30 am - 8:12 pmLHR-BOI

20h 42m2 stops

$630Delta

Find Deal

Tue, Feb 17 - Thu, Feb 26

11:35 am - 10:55 amBOI-LGW

16h 20m2 stops

11:55 am - 9:05 pmLGW-BOI

16h 10m2 stops

$814Icelandair

Find Deal

Tue, Jan 13 - Tue, Jan 27

11:35 am - 10:55 amBOI-LGW

16h 20m2 stops

11:55 am - 9:05 pmLGW-BOI

16h 10m2 stops

$815Icelandair

Find Deal

Tue, Jan 13 - Tue, Jan 27

2:40 pm - 6:35 pmBOI-LCY

20h 55m2 stops

9:15 am - 10:47 pmLCY-BOI

20h 32m2 stops

$834Lufthansa

Find Deal

Tue, Apr 7 - Fri, Apr 17

Virgin Atlantic flights from Boise to London

Our best Virgin Atlantic deals on Boise to London flight tickets

Virgin Atlantic

Jan 7

BOI1:40 pmBoise Air Term. Gowen Fld

13h 50m

1 stop

LHR10:30 amLondon Heathrow

Jan 14

LHR10:45 amLondon Heathrow

19h 27m

1 stop

BOI11:12 pmBoise Air Term. Gowen Fld

$613

Find similar

Virgin Atlantic

Jan 5

BOI5:15 pmBoise Air Term. Gowen Fld

12h 35m

1 stop

LHR12:50 pmLondon Heathrow

Jan 12

LHR9:40 amLondon Heathrow

18h 15m

2 stops

BOI8:55 pmBoise Air Term. Gowen Fld

$658

Find similar

United Airlines flights from Boise to London

Our best United Airlines deals on Boise to London flight tickets

United Airlines

Feb 17

BOI1:44 pmBoise Air Term. Gowen Fld

15h 16m

1 stop

LHR12:00 pmLondon Heathrow

Feb 26

LHR11:10 amLondon Heathrow

19h 38m

2 stops

BOI11:48 pmBoise Air Term. Gowen Fld

$615

Find similar

United Airlines

Feb 17

BOI10:25 amBoise Air Term. Gowen Fld

16h 15m

1 stop

LHR9:40 amLondon Heathrow

Feb 26

LHR11:10 amLondon Heathrow

19h 38m

2 stops

BOI11:48 pmBoise Air Term. Gowen Fld

$617

Find similar

United Airlines

Jan 13

BOI2:20 pmBoise Air Term. Gowen Fld

14h 40m

1 stop

LHR12:00 pmLondon Heathrow

Jan 27

LHR6:35 amLondon Heathrow

18h 32m

2 stops

BOI6:07 pmBoise Air Term. Gowen Fld

$624

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Wed 1/7

1:40 pm-10:30 am

1 stop13h 50m

London Heathrow

Wed 1/14

10:45 am-11:12 pm

1 stop19h 27m

$613

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 2/17

1:44 pm-12:00 pm

1 stop15h 16m

London Heathrow

Thu 2/26

11:10 am-11:48 pm

2 stops19h 38m

$615

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Wed 1/7

10:39 am-10:30 am

1 stop16h 51m

London Heathrow

Wed 1/14

6:30 am-4:17 pm

2 stops16h 47m

$616

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 2/17

10:25 am-9:40 am

1 stop16h 15m

London Heathrow

Thu 2/26

11:10 am-11:48 pm

2 stops19h 38m

$617

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 2/17

2:40 pm-9:40 am

1 stop12h 00m

London Heathrow

Tue 2/24

9:30 am-9:32 pm

2 stops19h 02m

$620

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 2/17

8:41 am-12:00 pm

1 stop20h 19m

London Heathrow

Fri 2/27

11:10 am-11:48 pm

2 stops19h 38m

$624

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 2/17

5:20 am-8:45 am

2 stops20h 25m

London Heathrow

Thu 2/26

6:30 am-8:12 pm

2 stops20h 42m

$630

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 1/13

11:35 am-10:55 am

2 stops16h 20m

London Gatwick

Tue 1/27

11:55 am-9:05 pm

2 stops16h 10m

$814

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 1/13

11:35 am-10:55 am

2 stops16h 20m

London Gatwick

Tue 1/27

11:55 am-9:05 pm

2 stops16h 10m

$815

BoiseLondon

BOI - LCY

BOILCY

Boise Air Term. Gowen Fld

Tue 4/7

2:40 pm-6:35 pm

2 stops20h 55m

London City

Fri 4/17

9:15 am-10:47 pm

2 stops20h 32m

$834

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 typical price of a round-trip flight between Boise and London?

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 $662, 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 $789.

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 $943 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 $625 on momondo.

How have Boise to London flight prices changed over time?

As of November 2025, prices for Boise to London flights are approximately 3% more expensive 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.

Search flight deals

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 12h 00m, 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 November 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 42% of the total bookings. Other popular airlines include Delta with 28%, Virgin Atlantic with 23%, 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 1,419 reviews	Search KLM flights
United Airlines	PriceFrom $639	Free Cancellation	Rating 7.4 9,036 reviews	Search United Airlines flights
Virgin Atlantic	PriceFrom $695	Free Cancellation	Rating 7.5 675 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $701	Free Cancellation	Rating 7.9 7,997 reviews	Search Delta flights
American Airlines	PriceFrom $703	Free Cancellation	Rating 7.2 11,046 reviews	Search American Airlines flights

Gatwick

Hounslow

Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Crawley

Brentwood

Chelmsford

Wembley

Folkestone

Romford

Ilford

Cobham

Stansted

Harrow

Watford

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

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Tue 12/23

Tue 12/30

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Cheap flights from Boise to London from $315

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 12/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Boise to London

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Virgin Atlantic flights from Boise to London

Our best Virgin Atlantic deals on Boise to London flight tickets

United Airlines flights from Boise to London

Our best United Airlines deals on Boise to London flight tickets

momondo Fare Finder

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

See travel insights to London from

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 typical price of a round-trip flight between Boise and London?

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 November 2025, prices for Boise to London flights are approximately 3% more expensive 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?

Lufthansa and Icelandair 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