How long is the flight from London Heathrow Airport to Boise?

A quick flight from London Heathrow Airport to Boise can take about 16h 14m. United Airlines provides one of the quickest options available for as low as $980. The distance from London Heathrow Airport to Boise is about 4829 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in Boise ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Boise when rainfall is around 0.2 in.

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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

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

When flying from London Heathrow Airport to Boise, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on London Heathrow Airport-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Boise flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on London Heathrow Airport-Boise flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Boise flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Boise from London Heathrow?

For a flight from London Heathrow to Boise, you will be flying into Air Term. Gowen Fld. Boise Air Term. Gowen Fld (BOI) is just 3.3 mi from the center of the city. Air Term. Gowen Fld is the only Boise airport and it handles 0 inbound flights from London Heathrow per day. 0 airlines have flights to Boise Air Term. Gowen Fld from London Heathrow on a regular basis.

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

Yes. In addition to deals on Heathrow to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Heathrow to Boise?

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

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

Yes. Cheapflights offers flight deals from Heathrow 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.

$556+ Cheap Flights from London Heathrow Airport to Boise

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Heathrow to Boise with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Heathrow to Boise

Cheapest

Best

Last-minute

One-way

Cheapest flights from Heathrow to Boise
Explore the most affordable flight options available from Heathrow to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 28, 2026.

Fri 10/2311:40 am -

1 stop19h 19m

Thu 11/262:00 pm -

1 stop13h 40m

Deal found 9/23

$826

Wed 11/116:30 am -

2 stops18h 33m

Wed 11/181:53 pm -

1 stop13h 47m

Deal found 9/26

$843

Mon 10/266:30 am -

2 stops21h 36m

Mon 11/26:37 am -

2 stops22h 13m

Deal found 9/25

$845

Sat 10/318:55 am -

2 stops17h 11m

Tue 11/31:53 pm -

1 stop13h 47m

Deal found 9/23

$854

Mon 11/96:30 am -

2 stops24h 19m

Mon 11/161:53 pm -

1 stop13h 47m

Deal found 9/25

$862

Wed 10/287:40 am -

2 stops21h 53m

Wed 11/46:30 am -

1 stop20h 10m

Deal found 9/25

$909

Mon 11/97:50 am -

2 stops22h 43m

Sun 1/174:05 pm -

1 stop32h 20m

Deal found 9/27

$910

Mon 11/93:20 pm -

2 stops32h 22m

Mon 2/86:10 am -

1 stop18h 15m

Deal found 9/24

$912

Best flights from Heathrow to Boise
Discover carefully curated flight deals from Heathrow to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.

Sat 10/317:40 am -

2 stops21h 53m

Tue 11/312:31 pm -

2 stops17h 29m

Deal found 9/23

$954

Tue 10/207:05 am -

3 stops22h 59m

Mon 10/264:00 pm -

2 stops23h 40m

Deal found 9/26

$979

Sat 11/212:45 pm -

1 stop16h 14m

Sat 11/289:59 pm -

1 stop31h 21m

Deal found 9/26

$980

Thu 10/226:00 am -

3 stops34h 34m

Thu 11/266:30 am -

2 stops17h 00m

Deal found 9/23

$988

Sat 11/72:45 pm -

1 stop14h 35m

Sat 1/98:24 pm -

2 stops32h 56m

Deal found 9/27

$985

Sat 1/164:20 pm -

2 stops25h 47m

Sat 1/238:15 am -

1 stop14h 40m

Deal found 9/27

$1,004

Mon 11/92:45 pm -

2 stops28h 23m

Mon 1/115:46 am -

2 stops23h 34m

Deal found 9/27

$997

Fri 10/232:50 pm -

2 stops29h 08m

Thu 11/268:28 am -

1 stop16h 27m

Deal found 9/23

$1,037

Sun 11/17:30 am -

2 stops17h 33m

Sat 11/1412:31 pm -

1 stop12h 24m

Deal found 9/24

$1,053

Tue 10/205:00 pm -

1 stop13h 59m

Tue 10/275:57 pm -

1 stop12h 23m

Deal found 9/26

$1,055

Sat 11/211:35 pm -

2 stops28h 44m

Sat 11/282:51 pm -

1 stop11h 49m

Deal found 9/25

$1,061

Last-minute flights from Heathrow to Boise
Discover last-minute flight deals from Heathrow to Boise. Data last updated September 28, 2026 and is based on user searches.

Tue 10/208:30 am -

2 stops36h 08m

Thu 11/266:30 am -

2 stops21h 50m

Deal found 9/24

$969

Fri 10/2311:40 am -

1 stop19h 19m

Thu 11/262:00 pm -

1 stop13h 40m

Deal found 9/23

$826

Mon 10/266:30 am -

2 stops21h 36m

Mon 11/26:37 am -

2 stops22h 13m

Deal found 9/25

$845

Wed 10/287:40 am -

2 stops21h 53m

Wed 11/46:30 am -

1 stop20h 10m

Deal found 9/25

$909

Wed 10/283:00 pm -

2 stops37h 59m

Wed 11/48:28 am -

2 stops41h 52m

Deal found 9/28

$913

Wed 10/282:45 pm -

1 stop15h 14m

Wed 11/412:49 pm -

1 stop16h 31m

Deal found 9/25

$953

Thu 10/2911:10 am -

2 stops36h 53m

Wed 11/115:00 am -

2 stops20h 30m

Deal found 9/26

$914

Sat 10/318:55 am -

2 stops17h 11m

Tue 11/31:53 pm -

1 stop13h 47m

Deal found 9/23

$854

One-way flights from Heathrow to Boise
Search for one-way flight options from Heathrow to Boise. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.

Tue 11/109:00 am -

3 stops59h 54m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/27

$556

Mon 11/911:05 am -

3 stops38h 25m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/27

$571

Wed 12/1612:10 pm -

3 stops36h 51m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/23

$582

Sat 1/1611:05 am -

3 stops34h 26m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/27

$590

Sat 11/76:00 am -

3 stops34h 07m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/27

$597

Sun 11/86:00 pm -

3 stops55h 30m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/27

$602

Mon 11/97:30 am -

2 stops17h 33m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/27

$642

Mon 11/911:35 am -

1 stop16h 57m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/27

$654

Find flight deals from Heathrow to Boise

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$826 (Trip.com)
One-way from	$556 (Kiwi.com)
Popular in	August
Cheapest in	March
Average price	$1,033

Provider with most accurate pricing for London Heathrow-Boise Air Term. Gowen Fld flight deals.

Search Deals

Provider most trusted by Cheapflights users for London Heathrow-Boise Air Term. Gowen Fld flights.

Search Deals

From London Heathrow to Boise Air Term. Gowen Fld

Search Deals

One-way flight from London Heathrow to Boise Air Term. Gowen Fld

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($133 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonBoise

LHR London Heathrow - BOI Boise Air Term. Gowen Fld

LHRBOI

London Heathrow

Sat 1/16

2:45 pm-2:03 pm

2 stops30h 18m

Boise Air Term. Gowen Fld

Wed 12/31

12:00 am-8:00 am

Nonstop0h 00m

$597

LondonBoise

LHR London Heathrow - BOI Boise Air Term. Gowen Fld

LHRBOI

London Heathrow

Wed 12/16

12:10 pm-11:44 am

2 stops30h 34m

Boise Air Term. Gowen Fld

Wed 12/31

12:00 am-8:00 am

Nonstop0h 00m

$672

LondonBoise

LHR London Heathrow - BOI Boise Air Term. Gowen Fld

LHRBOI

London Heathrow

Tue 11/10

1:45 pm-9:15 pm

1 stop14h 30m

Boise Air Term. Gowen Fld

Wed 12/31

12:00 am-8:00 am

Nonstop0h 00m

$673

LondonBoise

LHR London Heathrow - BOI Boise Air Term. Gowen Fld

LHRBOI

London Heathrow

Wed 1/6

1:25 pm-9:35 pm

2 stops39h 10m

Boise Air Term. Gowen Fld

Wed 12/31

12:00 am-8:00 am

Nonstop0h 00m

$678

LondonBoise

LHR London Heathrow - BOI Boise Air Term. Gowen Fld

LHRBOI

London Heathrow

Wed 1/6

11:10 am-3:03 pm

3 stops34h 53m

Boise Air Term. Gowen Fld

Wed 12/31

12:00 am-8:00 am

Nonstop0h 00m

$695

LondonBoise

LHR London Heathrow - BOI Boise Air Term. Gowen Fld

LHRBOI

London Heathrow

Sun 11/8

7:40 am-10:51 pm

1 stop22h 11m

Boise Air Term. Gowen Fld

Wed 12/31

12:00 am-8:00 am

Nonstop0h 00m

$726

LondonBoise

LHR London Heathrow - BOI Boise Air Term. Gowen Fld

LHRBOI

London Heathrow

Wed 1/6

2:45 pm-11:46 pm

1 stop16h 01m

Boise Air Term. Gowen Fld

Wed 12/31

12:00 am-8:00 am

Nonstop0h 00m

$749

Quickest round-trip

LondonBoise

LHR London Heathrow - BOI Boise Air Term. Gowen Fld

LHRBOI

London Heathrow

Wed 1/6

12:20 pm-6:33 pm

1 stop13h 13m

Boise Air Term. Gowen Fld

Wed 12/31

12:00 am-8:00 am

Nonstop0h 00m

$751

LondonBoise

LHR London Heathrow - BOI Boise Air Term. Gowen Fld

LHRBOI

London Heathrow

Sat 10/31

7:40 am-11:33 pm

2 stops21h 53m

Boise Air Term. Gowen Fld

Tue 11/3

12:31 pm-1:00 pm

2 stops17h 29m

$954

LondonBoise

LHR London Heathrow - BOI Boise Air Term. Gowen Fld

LHRBOI

London Heathrow

Tue 10/20

7:05 am-11:04 pm

3 stops22h 59m

Boise Air Term. Gowen Fld

Mon 10/26

4:00 pm-9:40 pm

2 stops23h 40m

$979

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/27

Showing 1-10 of 19 resultsSorted by cheapest first

Compare providers for flights from Heathrow to Boise

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Boise in September.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Expedia	Price Accuracy1 star	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on London Heathrow Airport-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Boise flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on London Heathrow Airport-Boise flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Boise flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Heathrow to Boise

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

LHR-BOI

Estimated round-trip 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 London Heathrow Airport to Boise

How much does it cost to fly round-trip from London Heathrow Airport to Boise?

Airfare is below average for this route at the moment.

London Heathrow Airport to Boise flights typically cost between $858 and $1,387 in November.
The cheapest round-trip price found within the last 5 days was $843 on Multiple Airlines (Nov 11-Nov 18).

Related info for your journey

What airport do you fly into for flights to Boise from London Heathrow?
For a flight from London Heathrow to Boise, you will be flying into Air Term. Gowen Fld. Boise Air Term. Gowen Fld (BOI) is just 3.3 mi from the center of the city. Air Term. Gowen Fld is the only Boise airport and it handles 0 inbound flights from London Heathrow per day. 0 airlines have flights to Boise Air Term. Gowen Fld from London Heathrow on a regular basis.
How long is the flight from London Heathrow Airport to Boise?
A quick flight from London Heathrow Airport to Boise can take about 16h 14m. United Airlines provides one of the quickest options available for as low as $980. The distance from London Heathrow Airport to Boise is about 4829 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
Can I find deals for flights from Heathrow to Boise that include hotel bookings?
Yes. In addition to deals on Heathrow to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Heathrow to Boise?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Boise.
Can I find deals for business class flights from Heathrow to Boise?
Yes. Cheapflights offers flight deals from Heathrow 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.

See more FAQs

Ontario

Meridian

Nampa

Caldwell

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Boise flight routes

Complete your trip

Flights by cabin class

Other flight options

Other flights from Heathrow

Popular flights

Alternative routes for Heathrow to Boise

Heathrow to Spokane flights

Gatwick to Spokane flights

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.

$556+ Cheap flights from Heathrow (LHR) to Boise (BOI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Heathrow to Boise with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Heathrow to Boise

Cheapest flights from Heathrow to BoiseExplore the most affordable flight options available from Heathrow to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 28, 2026.

Explore the most affordable flight options available from Heathrow to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 28, 2026.

Best flights from Heathrow to BoiseDiscover carefully curated flight deals from Heathrow to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.

Discover carefully curated flight deals from Heathrow to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.

Last-minute flights from Heathrow to BoiseDiscover last-minute flight deals from Heathrow to Boise. Data last updated September 28, 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Boise. Data last updated September 28, 2026 and is based on user searches.

One-way flights from Heathrow to BoiseSearch for one-way flight options from Heathrow to Boise. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.

Search for one-way flight options from Heathrow to Boise. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.

Find flight deals from Heathrow to Boise

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Compare providers for flights from Heathrow to Boise

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Boise in September.

Best time to book a flight from Heathrow to Boise

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

Cheapflights Insights

How much does it cost to fly round-trip from London Heathrow Airport to Boise?

Airfare is below average for this route at the moment.

London Heathrow Airport to Boise flights typically cost between $858 and $1,387 in November.The cheapest round-trip price found within the last 5 days was $843 on Multiple Airlines (Nov 11-Nov 18).

Related info for your journey

What airport do you fly into for flights to Boise from London Heathrow?

How long is the flight from London Heathrow Airport to Boise?

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

How can I find direct flights from Heathrow to Boise?

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

Traveling to a place near 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 Heathrow to Boise

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

Other flights to Boise

Explore flights to Boise departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 28, 2026.

Complete your trip

Complete your trip to Boise by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Heathrow to Boise by cabin class

Find flights from Heathrow to Boise, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Heathrow and Boise flights

Browse other Heathrow and Boise flight options. Last updated on September 28, 2026.

Other flights from Heathrow

Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on September 28, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Heathrow to Boise
Explore the most affordable flight options available from Heathrow to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 28, 2026.

Best flights from Heathrow to Boise
Discover carefully curated flight deals from Heathrow to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.

Last-minute flights from Heathrow to Boise
Discover last-minute flight deals from Heathrow to Boise. Data last updated September 28, 2026 and is based on user searches.

One-way flights from Heathrow to Boise
Search for one-way flight options from Heathrow to Boise. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.

London Heathrow Airport to Boise flights typically cost between $858 and $1,387 in November.
The cheapest round-trip price found within the last 5 days was $843 on Multiple Airlines (Nov 11-Nov 18).