How long is the flight from United Kingdom to Boise?

There are many flights that can get you from United Kingdom to Boise in 16h 10m. Fly via United Airlines, Icelandair, or Iberia to get the fastest option. There are 4853 mi between United Kingdom and Boise. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Boise ranges from 5.0 - 41.0 inches per month. December is typically the wettest month, when rainfall can reach 41.0 mm. August is typically the driest time to visit Boise when rainfall is around 5.0 mm.

If weather is an important factor for your trip to Boise, 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 24.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around -1.0 C).

What are the most popular routes from United Kingdom to Boise?

When deciding which route to take from United Kingdom to Boise consider London Heathrow - Boise Air Term. Gowen Fld, London Gatwick - Boise Air Term. Gowen Fld or London City - Boise Air Term. Gowen Fld as they are the most popular.

What are the most popular airlines that fly from United Kingdom to Boise?

United Airlines, Virgin Atlantic and Lufthansa are the most popular airlines when flying from United Kingdom to Boise.

What airport do you fly into for flights to Boise from United Kingdom?

Boise Air Term. Gowen Fld (BOI) is the airport you will fly into if you book a flight from United Kingdom to Boise. It is only a 3.3 mi journey from Air Term. Gowen Fld (BOI) to Boise’s city center.

Can I find deals for flights from United Kingdom to Boise that include hotel bookings?

Yes. In addition to deals on United Kingdom to Boise flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from United Kingdom to Boise?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Boise.

Can I find deals for business class flights from United Kingdom to Boise?

Yes. Cheapflights offers flight deals from United Kingdom to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£432+ Flights from the United Kingdom to Boise

Cheap flight deals from United Kingdom to Boise

Enter your travel dates to find the best prices.

Best flights from United Kingdom to Boise
Discover carefully curated flight deals from United Kingdom to Boise that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 December 2025.

Wed 4/206:35LHR - BOI

2 stops23h 26mMultiple Airlines

Wed 11/206:23BOI - LHR

2 stops22h 27mMultiple Airlines

Deal found 21/12£432

Fri 27/211:10LHR - BOI

2 stops19h 38mUnited Airlines

Mon 9/306:15BOI - LHR

1 stop21h 25mUnited Airlines

Deal found 21/12£585

Wed 4/215:50LHR - BOI

1 stop27h 49mLufthansa

Wed 11/212:19BOI - LHR

1 stop12h 36mLufthansa

Deal found 21/12£607

Tue 20/111:55LGW - BOI

2 stops16h 10mIcelandair

Tue 27/111:35BOI - LGW

2 stops16h 20mIcelandair

Deal found 21/12£621

Wed 4/207:50LCY - BOI

2 stops20h 28mIberia

Wed 11/207:20BOI - LCY

2 stops23h 45mIberia

Deal found 21/12£688

Fri 22/519:10EDI - BOI

2 stops30h 25mScandinavian Airlines

Fri 29/512:42BOI - EDI

2 stops22h 43mScandinavian Airlines

Deal found 22/12£697

Fri 1/514:05EDI - BOI

2 stops16h 52mDelta

Fri 15/514:45BOI - EDI

2 stops18h 25mDelta

Deal found 21/12£784

Fri 1/510:25INV - BOI

2 stops42h 56mBritish Airways

Tue 5/517:30BOI - INV

2 stops21h 10mBritish Airways

Deal found 21/12£881

Thu 12/309:00LHR - BOI

2 stops32h 22mUnited Airlines

Sun 15/318:55BOI - LHR

1 stop30h 30mUnited Airlines

Deal found 22/12£590

Fri 1/509:00EDI - BOI

1 stop20h 28mKLM

Fri 15/513:43BOI - EDI

1 stop15h 07mKLM

Deal found 21/12£1,183

Fri 27/213:35LHR - BOI

2 stops38h 57mLufthansa

Mon 9/314:40BOI - LHR

2 stops35h 15mLufthansa

Deal found 21/12£615

Mon 20/415:40LGW - BOI

2 stops38h 17mIcelandair

Mon 27/416:38BOI - LGW

2 stops39h 02mIcelandair

Deal found 21/12£637

Mon 20/413:00LHR - BOI

1 stop15h 15mUnited Airlines

Mon 27/417:29BOI - LHR

1 stop11h 51mUnited Airlines

Deal found 21/12£591

Wed 4/211:55LGW - BOI

2 stops16h 10mIcelandair

Wed 11/211:35BOI - LGW

2 stops16h 20mIcelandair

Deal found 21/12£667

Fri 20/209:10LHR - BOI

2 stops19h 22mUnited Airlines

Mon 2/305:00BOI - LHR

2 stops17h 55mUnited Airlines

Deal found 21/12£610

Fri 15/510:20LGW - BOI

2 stops16h 44mMultiple Airlines

Sat 23/513:02BOI - LGW

2 stops22h 48mMultiple Airlines

Deal found 21/12£774

Sat 28/206:35LHR - BOI

2 stops34h 37mUnited Airlines

Sat 14/318:55BOI - LHR

1 stop35h 05mUnited Airlines

Deal found 22/12£616

Fri 22/509:00EDI - BOI

1 stop20h 38mDelta

Fri 29/512:42BOI - EDI

2 stops20h 48mDelta

Deal found 22/12£885

Fri 1/511:30EDI - BOI

1 stop18h 36mLufthansa

Fri 15/514:43BOI - EDI

2 stops36h 52mLufthansa

Deal found 21/12£850

Wed 10/610:20LGW - BOI

2 stops20h 39mMultiple Airlines

Fri 26/613:00BOI - LGW

2 stops18h 40mMultiple Airlines

Deal found 21/12£865

Thu 15/106:00BHX - BOI

2 stops24h 48mUnited Airlines

Mon 19/106:10BOI - BHX

2 stops23h 35mUnited Airlines

Deal found 20/12£727

Thu 15/111:55LGW - BOI

2 stops16h 10mIcelandair

Mon 19/111:35BOI - LGW

2 stops16h 20mIcelandair

Deal found 20/12£937

Fri 15/509:15LCY - BOI

2 stops21h 30mMultiple Airlines

Sat 23/513:02BOI - LCY

2 stops21h 53mMultiple Airlines

Deal found 21/12£952

Fri 16/109:25EDI - BOI

2 stops21h 23mUnited Airlines

Mon 19/108:15BOI - EDI

2 stops16h 40mUnited Airlines

Deal found 20/12£774

Sat 7/311:55LGW - BOI

2 stops17h 45mMultiple Airlines

Sat 14/313:00BOI - LGW

2 stops15h 55mMultiple Airlines

Deal found 21/12£978

Wed 4/211:40LCY - BOI

3 stops42h 22mMultiple Airlines

Wed 11/207:05BOI - LCY

3 stops44h 45mMultiple Airlines

Deal found 21/12£9,804

Sat 7/308:40LCY - BOI

3 stops44h 20mMultiple Airlines

Sat 14/308:16BOI - LCY

3 stops44h 34mMultiple Airlines

Deal found 21/12£9,811

Last-minute flights from United Kingdom to Boise
Discover last-minute flight deals from United Kingdom to Boise. Data last updated 23 December 2025 and is based on user searches.

Mon 12/119:05LHR - BOI

2 stops31h 20mIberia

Mon 26/107:20BOI - LHR

1 stop21h 20mIberia

Deal found 21/12£609

Mon 12/108:20LHR - BOI

1 stop18h 05mFinnair

Mon 26/107:20BOI - LHR

1 stop16h 30mFinnair

Deal found 21/12£610

Mon 12/120:25LHR - BOI

2 stops32h 53mKLM

Mon 26/113:00BOI - LHR

1 stop14h 00mKLM

Deal found 21/12£627

Mon 12/106:20LHR - BOI

2 stops20h 52mDelta

Mon 26/105:40BOI - LHR

2 stops18h 25mDelta

Deal found 22/12£631

Thu 15/113:45LHR - BOI

1 stop14h 38mUnited Airlines

Mon 19/107:45BOI - LHR

1 stop16h 40mUnited Airlines

Deal found 20/12£640

Thu 15/106:00BHX - BOI

2 stops24h 48mUnited Airlines

Mon 19/114:37BOI - BHX

2 stops38h 58mUnited Airlines

Deal found 21/12£727

Thu 15/111:55LGW - BOI

2 stops16h 10mIcelandair

Mon 19/111:35BOI - LGW

2 stops16h 20mIcelandair

Deal found 21/12£937

Fri 16/109:25EDI - BOI

2 stops21h 23mUnited Airlines

Mon 19/108:15BOI - EDI

2 stops16h 40mUnited Airlines

Deal found 20/12£774

Tue 20/108:30LHR - BOI

2 stops21h 27mUnited Airlines

Tue 27/112:19BOI - LHR

1 stop12h 36mUnited Airlines

Deal found 21/12£557

Tue 20/111:35LHR - BOI

1 stop13h 32mLufthansa

Tue 27/112:19BOI - LHR

1 stop12h 36mLufthansa

Deal found 21/12£569

Tue 20/113:25LHR - BOI

2 stops27h 41mMultiple Airlines

Tue 27/106:10BOI - LHR

3 stops19h 20mMultiple Airlines

Deal found 21/12£596

Tue 20/111:55LGW - BOI

2 stops16h 10mIcelandair

Tue 27/111:35BOI - LGW

2 stops16h 20mIcelandair

Deal found 21/12£621

One-way flights from United Kingdom to Boise
Search for one-way flight options from United Kingdom to Boise. Find affordable one-way fares based on user searches. Data last updated 23 December 2025.

Fri 22/521:55EDI - BOI

3 stops50h 46mMultiple Airlines

Deal found 22/12£482

Fri 22/511:30EDI - BOI

3 stops38h 05mWestJet

Deal found 21/12£497

Fri 22/509:00EDI - BOI

2 stops43h 16mAir Canada

Deal found 21/12£672

Fri 22/509:00EDI - BOI

1 stop20h 38mVirgin Atlantic

Deal found 22/12£681

Fri 22/511:30EDI - BOI

1 stop18h 36mUnited Airlines

Deal found 21/12£884

Find flight deals from United Kingdom to Boise

Round-trip from	£432
Popular in	December
Cheapest in	September
Average price	£1,109

4/2-11/2
4 total stops
45h 53m total
United Kingdom to Boise

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (£54 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£26 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 the United Kingdom to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Wed 4/2

06:35-23:01

2 stops23h 26m

Boise Air Term. Gowen Fld

Wed 11/2

06:23-11:50

2 stops22h 27m

£432

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 27/2

11:10-23:48

2 stops19h 38m

Boise Air Term. Gowen Fld

Mon 9/3

06:15-09:40

1 stop21h 25m

£585

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Thu 12/3

09:00-11:22

2 stops32h 22m

Boise Air Term. Gowen Fld

Sun 15/3

18:55-07:25

1 stop30h 30m

£590

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 20/4

13:00-21:15

1 stop15h 15m

Boise Air Term. Gowen Fld

Mon 27/4

17:29-12:20

1 stop11h 51m

£591

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Wed 4/2

15:50-12:39

1 stop27h 49m

Boise Air Term. Gowen Fld

Wed 11/2

12:19-07:55

1 stop12h 36m

£607

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 20/2

09:10-21:32

2 stops19h 22m

Boise Air Term. Gowen Fld

Mon 2/3

05:00-05:55

2 stops17h 55m

£610

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 27/2

13:35-21:32

2 stops38h 57m

Boise Air Term. Gowen Fld

Mon 9/3

14:40-07:55

2 stops35h 15m

£615

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Sat 28/2

06:35-10:12

2 stops34h 37m

Boise Air Term. Gowen Fld

Sat 14/3

18:55-12:00

1 stop35h 05m

£616

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Tue 20/1

11:55-21:05

2 stops16h 10m

Boise Air Term. Gowen Fld

Tue 27/1

11:35-10:55

2 stops16h 20m

£621

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Mon 20/4

15:40-22:57

2 stops38h 17m

Boise Air Term. Gowen Fld

Mon 27/4

16:38-14:40

2 stops39h 02m

£637

Flights are sorted by cheapest return flights first.

Deals found on 21/12

Showing 1-10 of 33 results

Best time to book a flight from United Kingdom to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from United Kingdom 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 the United Kingdom to Boise

What is the cheapest month to book a flight from United Kingdom to Boise?

Currently, March is the cheapest month in which you can book a flight from United Kingdom to Boise (average of £510). Flying from United Kingdom to Boise in July is currently the most expensive (average of £674). 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 GB to BOI?

When flying from United Kingdom to Boise, 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 14% versus a flight in the afternoon.

Reviews of airlines servicing Boise

See what other customers who have flown with KLM, Virgin Atlantic, andUnited Airlines from the United Kingdom to Boise have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.7

Good

1,434 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

KLM

7.7

Good

1,434 reviews

KLM

7.7

Good

1,434 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Virgin Atlantic

7.5

Good

677 reviews

KLM

7.7

Good

1,434 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

United Airlines

7.4

Good

9,105 reviews

KLM

7.7

Good

1,434 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Icelandair

7.0

Good

592 reviews

KLM

7.7

Good

1,434 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Lufthansa

6.8

Okay

7,649 reviews

KLM

7.7

Good

1,434 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

What airport do you fly into for flights to Boise from United Kingdom?
Boise Air Term. Gowen Fld (BOI) is the airport you will fly into if you book a flight from United Kingdom to Boise. It is only a 3.3 mi journey from Air Term. Gowen Fld (BOI) to Boise’s city center.
How long is the flight from United Kingdom to Boise?
There are many flights that can get you from United Kingdom to Boise in 16h 10m. Fly via United Airlines, Icelandair, or Iberia to get the fastest option. There are 4853 mi between United Kingdom and Boise. This flight may include one or multiple stops.
What are the most popular routes from United Kingdom to Boise?
When deciding which route to take from United Kingdom to Boise consider London Heathrow - Boise Air Term. Gowen Fld, London Gatwick - Boise Air Term. Gowen Fld or London City - Boise Air Term. Gowen Fld as they are the most popular.
Can I find deals for flights from United Kingdom to Boise that include hotel bookings?
Yes. In addition to deals on United Kingdom to Boise flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from United Kingdom to Boise?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Boise.
Can I find deals for business class flights from United Kingdom to Boise?
Yes. Cheapflights offers flight deals from United Kingdom to Boise 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 United Kingdom to Boise?
Currently, March is the cheapest month in which you can book a flight from United Kingdom to Boise (average of £510). Flying from United Kingdom to Boise in July is currently the most expensive (average of £674). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for United Kingdom to Boise

Direct flights to United States

Top 9 airlines flying from United Kingdom to Boise

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£535	Average£690	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£535	Average£695	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Finnair	Cheapest£550	Average£705	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Virgin Atlantic	Cheapest£599	Average£774	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Scandinavian Airlines	Cheapest£602	Average£934	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Icelandair	Cheapest£648	Average£727	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Air France	Cheapest£656	Average£769	FlexibilityNo cancel fee	On-time77%	Search Air France flights
KLM	Cheapest£685	Average£803	FlexibilityNo cancel fee	On-time75%	Search KLM flights
British Airways	Cheapest£781	Average£846	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from United Kingdom to Boise?

Cheapflights makes it easy to find United Kingdom to Boise flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Boise?

Millions of users choose and trust Cheapflights to book the best flight deals from United Kingdom to Boise for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from United Kingdom to Boise with no change fees?

Yes, we can. To see specific flights from United Kingdom to Boise with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from United Kingdom to Boise become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Boise from United Kingdom today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from the United Kingdom to Boise from £432

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from United Kingdom to Boise

Best flights from United Kingdom to BoiseDiscover carefully curated flight deals from United Kingdom to Boise that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 December 2025.

Discover carefully curated flight deals from United Kingdom to Boise that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 December 2025.

Find flight deals from United Kingdom to Boise

Keep the following information in mind while searching for United Kingdom to Boise flight deals. Data was last updated 23 December 2025.

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from United Kingdom to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from United Kingdom with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to Boise

What is the cheapest month to book a flight from United Kingdom to Boise?

What is the cheapest time of day to fly from GB to BOI?

Find hourly flight availability from United Kingdom to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 December 2025.

Reviews of airlines servicing Boise

See what other customers who have flown with KLM, Virgin Atlantic, andUnited Airlines from the United Kingdom to Boise have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Boise from United Kingdom?

How long is the flight from United Kingdom to Boise?

What are the most popular routes from United Kingdom to Boise?

Can I find deals for flights from United Kingdom to Boise that include hotel bookings?

How can I find direct flights from United Kingdom to Boise?

Can I find deals for business class flights from United Kingdom to Boise?

What is the cheapest month to book a flight from United Kingdom to Boise?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for United Kingdom to Boise

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from United Kingdom to Boise

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from United Kingdom to Boise?

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Boise?

Can Cheapflights find flights from United Kingdom to Boise with no change fees?

Can Cheapflights notify me if prices for flights from United Kingdom to Boise become cheaper?

100% Free

Book with Flexibility

Travel Smart

Best flights from United Kingdom to Boise
Discover carefully curated flight deals from United Kingdom to Boise that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 December 2025.