Which airports can I use when flying from London to Boise?

Flights from London to Boise may depart from several airports in London area, including London City (LCY), London Gatwick (LGW), London Heathrow (LHR), London Luton (LTN), London Southend (SEN) and London Stansted (STN). Flights usually arrive at Boise Air Term. Gowen Fld (BOI).

Which cabin classes can I book on flights from London to Boise?

Two cabin classes are available on flights from London to Boise: • Economy class • Premium Economy Class

Which airports do connecting flights from London to Boise pass through?

One-stop flights from London to Boise most commonly connect through: • Denver Intl (DEN) – 49% of one-stop connections • Seattle/Tacoma Intl (SEA) – 42% of one-stop connections • San Francisco (SFO) – 4% of one-stop connections • Los Angeles (LAX) – 3% of one-stop connections

Can I save money by using flexible dates for flights from London to Boise?

Yes. Flexible dates can save you up to 24% on flights from London to Boise. Monday is the cheapest departure day at £750 return on average, while Friday is the most expensive at £974, a difference of £224. KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

How expensive are last-minute London to Boise flights?

Last-minute fares on this route (booked within two weeks of departure) run 30% above the £820 route average. Book 17 weeks before departure for the lowest fares.

How long is a flight from London to Boise?

A direct flight from London to Boise takes 00m, covering 4,838 miles.

Do I need a passport to fly from London to Boise?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

How are flight prices from London to Boise looking right now?

One-way fares from London to Boise are currently higher than usual. Average one-way flight prices are about £752, which is 14% above the typical average for this route.

How much time can I save by choosing a different stopover airport from London to Boise?

Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time of 12h 52m, compared to 13h 46m via Seattle/Tacoma Intl (SEA) and 14h 14m via Salt Lake City (SLC).

What is the time difference between London and Boise?

Boise is 6 hours behind London (Mountain Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

Which car hire options are available at Boise Air Term. Gowen Fld Airport (BOI)?

Boise Air Term. Gowen Fld Airport (BOI) hosts 5 major car hire companies, with daily rates starting from around £22 for economy cars. Top options include: • Budget • Alamo • Hertz • Enterprise Rent-A-Car • Avis

How much should I expect to pay for a London to Boise flight?

Return flights from London to Boise range from £698 to £975, with an average of £820 over the past 12 months. Anything below £698 counts as a good deal.

How much is a return flight from London to Boise?

Return flights from London to Boise typically range from £698 to £975. The lowest price found in the past 5 days was £652 on Scandinavian Airlines.

What is the cheapest London to Boise flight route?

There's little price difference between London to Boise routes. They average around £804 return, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from London to Boise?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from London to Boise. It's 9% cheaper than the average day, while Friday is the most expensive, with prices 18% higher.

What is the cheapest month to fly from London to Boise?

•April is the cheapest month to fly from London to Boise at £633 return. •December (£1,165) and August (£1,136) are the most expensive months. •The price difference between flying in the cheapest and most expensive months is 84% on average. This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from London to Boise the cheapest?

Flights from London to Boise are cheapest 17 weeks before departure. Booking in this window typically costs about 49% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Which airline is the cheapest to fly from London to Boise?

Scandinavian Airlines (£652) and United Airlines (£669) are the cheapest airlines to fly return from London to Boise according to KAYAK data over the last 5 days.

What is the most popular stopover airport when flying from London to Boise?

Denver Intl (DEN) is the most popular stopover for the London to Boise route. 49% of KAYAK users who booked 1-stop return journeys over the past 3 months connected via DEN.

What is the cheapest stopover airport when flying from London to Boise?

Flights via Los Angeles (LAX) offer the most affordable fares, with an average return price of £737. Based on KAYAK data over the past 3 months.

When flying from London to Boise, which airport offers the shortest stopover?

Denver Intl (DEN) had the shortest average connection time for London to Boise stopovers at 7h over the past 3 months.

£411 CHEAP FLIGHTS from London to Boise (LON - BOI)

Save 34% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest return flight

£652

Typical prices: £698-£975

Scandinavian Airlines

Fri 9/11Wed 14/11

LHR - BOI • 2 stops

Cheapest one-way flight

£411

Typical prices: £558-£886

Multiple Airlines

Fri 7/12

LHR - BOI • 3 stops

Direct flights

Not available

There are currently no direct flights between London and Boise. You'll need to take a connecting flight to reach the destination.

Insights

Top routes

LGW - BOI

Cheapest • 2% average savings

LHR - BOI

Most popular

Insights

When to book

17 weeks

in advance

Our data shows that travellers who book at least 17 weeks in advance save around 49% compared to booking last minute.

Insights

When to travel

April

Cheapest • 23% price drop

July

Most popular

Good to know

Top stopover airports

Los Angeles (LAX)

Cheapest • Avg £737 (return)

Denver Intl (DEN)

Shortest trip • 12h 52m (one-way)

Insights

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you enjoy your trip to Boise!

Flight Deals

Cheap Flights from London to Boise (LON-BOI)

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Last minute

Recent return flight deals from London to Boise

Mon, 9 Nov - Sat, 14 Nov

06:40 - 22:52LHR London Heathrow-BOI Boise Air Term. Gowen Fld

23h 12m2 stops Kastrup Copenhagen Los Angeles

16:10 - 18:30BOI Boise Air Term. Gowen Fld-LHR London Heathrow

19h 20m2 stops Los Angeles Kastrup Copenhagen

£652Scandinavian Airlines

Tue, 19 Jan - Mon, 15 Mar

09:00 - 21:35LHR London Heathrow-BOI Boise Air Term. Gowen Fld

19h 35m2 stops Zurich San Francisco

20:52 - 09:40BOI Boise Air Term. Gowen Fld-LHR London Heathrow

30h 48m2 stops San Francisco Denver Intl

£669United Airlines

Mon, 7 Dec - Mon, 25 Jan

14:30 - 11:08LHR London Heathrow-BOI Boise Air Term. Gowen Fld

27h 38m2 stops Vancouver Intl San Francisco

06:20 - 07:10BOI Boise Air Term. Gowen Fld-LHR London Heathrow

17h 50m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

£686Air Canada

Mon, 7 Dec - Sun, 28 Feb

16:20 - 11:08LHR London Heathrow-BOI Boise Air Term. Gowen Fld

25h 48m2 stops Washington, D.C. Dulles Intl San Francisco

16:08 - 07:25BOI Boise Air Term. Gowen Fld-LHR London Heathrow

32h 17m1 stop San Francisco

£690United Airlines

Mon, 7 Dec - Mon, 25 Jan

14:45 - 18:23LHR London Heathrow-BOI Boise Air Term. Gowen Fld

34h 38m1 stop Seattle/Tacoma Intl

15:01 - 12:20BOI Boise Air Term. Gowen Fld-LHR London Heathrow

14h 19m1 stop Seattle/Tacoma Intl

£723Alaska Airlines

Mon, 7 Dec - Sun, 28 Feb

14:45 - 18:23LHR London Heathrow-BOI Boise Air Term. Gowen Fld

34h 38m1 stop Seattle/Tacoma Intl

16:00 - 12:20BOI Boise Air Term. Gowen Fld-LHR London Heathrow

13h 20m1 stop Seattle/Tacoma Intl

£723Alaska Airlines

Mon, 23 Nov - Sun, 6 Dec

06:30 - 18:03LHR London Heathrow-BOI Boise Air Term. Gowen Fld

18h 33m2 stops Frankfurt am Main Denver Intl

08:15 - 11:20BOI Boise Air Term. Gowen Fld-LHR London Heathrow

20h 05m2 stops San Francisco Toronto Pearson Intl

£736Lufthansa

Mon, 23 Nov - Sun, 6 Dec

07:50 - 22:51LHR London Heathrow-BOI Boise Air Term. Gowen Fld

22h 01m1 stop Chicago O'Hare Intl

08:15 - 11:20BOI Boise Air Term. Gowen Fld-LHR London Heathrow

20h 05m2 stops San Francisco Toronto Pearson Intl

£760Lufthansa

Thu, 10 Dec - Thu, 17 Dec

12:20 - 18:38LHR London Heathrow-BOI Boise Air Term. Gowen Fld

13h 18m1 stop Seattle/Tacoma Intl

05:15 - 07:05BOI Boise Air Term. Gowen Fld-LHR London Heathrow

18h 50m1 stop Minneapolis St Paul

£905Virgin Atlantic

Fri, 11 Dec - Fri, 18 Dec

11:45 - 00:10LHR London Heathrow-BOI Boise Air Term. Gowen Fld

19h 25m2 stops Amsterdam Schiphol Minneapolis St Paul

16:44 - 21:25BOI Boise Air Term. Gowen Fld-LHR London Heathrow

21h 41m2 stops Los Angeles Paris Charles de Gaulle

£1,120Virgin Atlantic

Recent last minute flight deals from London to Boise

Sat, 31 Oct - Sun, 28 Feb

14:45 - 10:07LHR London Heathrow-BOI Boise Air Term. Gowen Fld

25h 22m1 stop Seattle/Tacoma Intl

06:00 - 12:20BOI Boise Air Term. Gowen Fld-LHR London Heathrow

23h 20m1 stop Seattle/Tacoma Intl

£875Alaska Airlines

Mon, 2 Nov - Mon, 23 Nov

14:45 - 23:49LHR London Heathrow-BOI Boise Air Term. Gowen Fld

16h 04m1 stop Seattle/Tacoma Intl

08:21 - 12:20BOI Boise Air Term. Gowen Fld-LHR London Heathrow

20h 59m2 stops San Francisco Seattle/Tacoma Intl

£898Alaska Airlines

Tue, 3 Nov - Mon, 23 Nov

14:45 - 23:49LHR London Heathrow-BOI Boise Air Term. Gowen Fld

16h 04m1 stop Seattle/Tacoma Intl

08:21 - 12:20BOI Boise Air Term. Gowen Fld-LHR London Heathrow

20h 59m2 stops San Francisco Seattle/Tacoma Intl

£898Alaska Airlines

Mon, 2 Nov - Sat, 21 Nov

14:45 - 23:49LHR London Heathrow-BOI Boise Air Term. Gowen Fld

16h 04m1 stop Seattle/Tacoma Intl

19:21 - 12:20BOI Boise Air Term. Gowen Fld-LHR London Heathrow

33h 59m1 stop Seattle/Tacoma Intl

£904Alaska Airlines

Tue, 3 Nov - Sun, 22 Nov

14:45 - 09:07LHR London Heathrow-BOI Boise Air Term. Gowen Fld

25h 22m1 stop Seattle/Tacoma Intl

06:33 - 12:20BOI Boise Air Term. Gowen Fld-LHR London Heathrow

22h 47m1 stop Seattle/Tacoma Intl

£905Alaska Airlines

Sat, 31 Oct - Sun, 28 Feb

20:35 - 23:55LHR London Heathrow-BOI Boise Air Term. Gowen Fld

33h 20m2 stops Reykjavik Keflavik Intl Denver Intl

09:53 - 19:30BOI Boise Air Term. Gowen Fld-LHR London Heathrow

26h 37m2 stops Seattle/Tacoma Intl Reykjavik Keflavik Intl

£988Multiple Airlines

Fri, 30 Oct - Sun, 28 Feb

12:15 - 22:06LHR London Heathrow-BOI Boise Air Term. Gowen Fld

15h 51m2 stops Reykjavik Keflavik Intl Seattle/Tacoma Intl

12:00 - 12:20BOI Boise Air Term. Gowen Fld-LHR London Heathrow

17h 20m1 stop Seattle/Tacoma Intl

£1,060Multiple Airlines

Fri, 30 Oct - Sun, 28 Feb

12:15 - 22:06LHR London Heathrow-BOI Boise Air Term. Gowen Fld

15h 51m2 stops Reykjavik Keflavik Intl Seattle/Tacoma Intl

07:30 - 10:50BOI Boise Air Term. Gowen Fld-LHR London Heathrow

20h 20m2 stops Denver Intl Reykjavik Keflavik Intl

£1,063Multiple Airlines

Tue, 3 Nov - Wed, 18 Nov

13:00 - 09:52LHR London Heathrow-BOI Boise Air Term. Gowen Fld

27h 52m2 stops Montreal Pierre Elliott Trudeau Intl Denver Intl

05:00 - 07:10BOI Boise Air Term. Gowen Fld-LHR London Heathrow

19h 10m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

£1,067Air Canada

Fri, 30 Oct - Sun, 28 Feb

11:35 - 21:32LHR London Heathrow-BOI Boise Air Term. Gowen Fld

15h 57m1 stop Denver Intl

08:20 - 05:55BOI Boise Air Term. Gowen Fld-LHR London Heathrow

14h 35m1 stop Chicago O'Hare Intl

£1,193Lufthansa

Booking Insights

Price, demand, and travel trends for London to Boise flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

Stopovers

How much is a return flight from London to Boise? This analysis is based on the cheapest return price found on KAYAK in the last 12 months by searching for a flight from London to Boise departing in November.
What is the cheapest London to Boise flight route? KAYAK tracks online flight deals over the last 12 months and analyses pricing trends to identify the best available fares.: There's little price difference between London to Boise routes. They average around £804 return, based on KAYAK data over the past 12 months.
What's the cheapest day of the week to fly from London to Boise?: Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from London to Boise. It's 9% cheaper than the average day, while Friday is the most expensive, with prices 18% higher.
What is the cheapest month to fly from London to Boise? KAYAK internal proprietary data takes all prices for each month over the last 12 months for return flights from London to Boise, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.: •April is the cheapest month to fly from London to Boise at £633 return.
•December (£1,165) and August (£1,136) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 84% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.
When are flights from London to Boise the cheapest?: Flights from London to Boise are cheapest 17 weeks before departure. Booking in this window typically costs about 49% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Low season	January
High season	July
Cheapest flight	£411

Beat the crowds with an average 50% drop in traveller numbers.

The most popular month to fly with an average 68% increase in traveller numbers.

One-way flight from London Heathrow Airport to Boise

When to book flights from London to Boise

Are your dates flexible? Find out the best times to travel from London to Boise based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which cabin classes can I book on flights from London to Boise?
Two cabin classes are available on flights from London to Boise:

• Economy class
• Premium Economy Class
How long is a flight from London to Boise?
A direct flight from London to Boise takes 00m, covering 4,838 miles.
Do I need a passport to fly from London to Boise?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
How much should I expect to pay for a London to Boise flight?
Return flights from London to Boise range from £698 to £975, with an average of £820 over the past 12 months. Anything below £698 counts as a good deal.
How expensive are last-minute London to Boise flights?
Last-minute fares on this route (booked within two weeks of departure) run 30% above the £820 route average. Book 17 weeks before departure for the lowest fares.
How are flight prices from London to Boise looking right now?
One-way fares from London to Boise are currently higher than usual. Average one-way flight prices are about £752, which is 14% above the typical average for this route.
Which car hire options are available at Boise Air Term. Gowen Fld Airport (BOI)?
Boise Air Term. Gowen Fld Airport (BOI) hosts 5 major car hire companies, with daily rates starting from around £22 for economy cars. Top options include:

• Budget
• Alamo
• Hertz
• Enterprise Rent-A-Car
• Avis
Which airports can I use when flying from London to Boise?
Flights from London to Boise may depart from several airports in London area, including London City (LCY), London Gatwick (LGW), London Heathrow (LHR), London Luton (LTN), London Southend (SEN) and London Stansted (STN). Flights usually arrive at Boise Air Term. Gowen Fld (BOI).
Which airports do connecting flights from London to Boise pass through?
One-stop flights from London to Boise most commonly connect through:

• Denver Intl (DEN) – 49% of one-stop connections
• Seattle/Tacoma Intl (SEA) – 42% of one-stop connections
• San Francisco (SFO) – 4% of one-stop connections
• Los Angeles (LAX) – 3% of one-stop connections
Can I save money by using flexible dates for flights from London to Boise?
Yes. Flexible dates can save you up to 24% on flights from London to Boise. Monday is the cheapest departure day at £750 return on average, while Friday is the most expensive at £974, a difference of £224.

KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.
How much time can I save by choosing a different stopover airport from London to Boise?
Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time of 12h 52m, compared to 13h 46m via Seattle/Tacoma Intl (SEA) and 14h 14m via Salt Lake City (SLC).
What is the time difference between London and Boise?
Boise is 6 hours behind London (Mountain Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates are flexible, aim for a Monday departure and avoid flying on Friday. On this route, Monday flights average £750, about £224 less than Friday fares (23% savings) based on the last 12 months.
For the best chance at a low fare, aim to book around 17 weeks before you fly. On this route, that window historically saves about 49% versus last-minute pricing (KAYAK booking data, last 12 months).
If you can choose when to travel, plan your London to Boise trip for April. Fares historically average £633 return in that month – typically £532 less than the most expensive month, which is December (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Boise Air Term. Gowen Fld Airport.

• Ramada by Wyndham Boise
• Super 8 by Wyndham Boise
• Comfort Suites Airport

More options for your flight from London to Boise

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Hotels in Boise

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LON - BOI

£411 Find Cheap Flights from London to Boise – Compare and Save

Everything you should know

Cheap Flights from London to Boise (LON-BOI)

Recent return flight deals from London to Boise

Recent one-way flight deals from London to Boise

Recent last minute flight deals from London to Boise

Price, demand, and travel trends for London to Boise flights

How much is a return flight from London to Boise?

What is the cheapest London to Boise flight route?

What's the cheapest day of the week to fly from London to Boise?

What is the cheapest month to fly from London to Boise?

When are flights from London to Boise the cheapest?

Which airline is the cheapest to fly from London to Boise?

What is the most popular stopover airport when flying from London to Boise?

What is the cheapest stopover airport when flying from London to Boise?

When flying from London to Boise, which airport offers the shortest stopover?

Key details for London to Boise flights

Low season

High season

Cheapest flight

When to book flights from London to Boise

Your London to Boise flight questions, answered

Your guide to booking London to Boise flights

More options for your flight from London to Boise

Complete your trip to Boise with a hotel stay or car hire

Information on your arrival and departure airports

Cabin class types available on flights from London to Boise

Find direct flights to and from London and Boise

Flights from domestic origins to Boise

Flights to other popular destinations

Find deals for your return flight