Cheap flights from London Heathrow Airport to Boise from £569
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BOI
14 Dec — 21 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Boise Air Term. Gowen Fld are usually found in January or November, booked 88 days in advance, depart on a Wednesday or Tuesday and return on a Monday
Cheap flight deals from Heathrow to Boise
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Boise (BOI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 14 November 2025.
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 14 November 2025.
Sat 6/1212:15LHR - BOI
2 stops16h 30mIcelandair
Thu 11/1212:19BOI - LHR
2 stops15h 31mIcelandair
Deal found 13/11£660
Thu 11/1207:40LHR - BOI
2 stops17h 27mLufthansa
Fri 9/112:19BOI - LHR
1 stop12h 36mLufthansa
Deal found 13/11£668
Mon 8/1212:15LHR - BOI
2 stops17h 55mMultiple Airlines
Tue 16/1211:45BOI - LHR
2 stops16h 05mMultiple Airlines
Deal found 12/11£699
Tue 9/1212:15LHR - BOI
2 stops17h 41mMultiple Airlines
Mon 15/1211:45BOI - LHR
2 stops16h 05mMultiple Airlines
Deal found 13/11£711
Mon 8/1220:35LHR - BOI
2 stops32h 10mMultiple Airlines
Mon 15/1205:45BOI - LHR
2 stops22h 05mMultiple Airlines
Deal found 13/11£715
Tue 9/1211:05LHR - BOI
1 stop20h 04mVirgin Atlantic
Sun 14/1215:54BOI - LHR
2 stops32h 56mVirgin Atlantic
Deal found 12/11£717
Best flights from Heathrow to Boise
Discover carefully curated flight deals from Heathrow to Boise that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 November 2025.
Mon 20/407:25LHR - BOI
2 stops33h 29mUnited Airlines
Mon 27/417:30BOI - LHR
2 stops20h 10mUnited Airlines
Deal found 13/11£569
Wed 29/410:50LHR - BOI
2 stops18h 45mUnited Airlines
Sun 3/514:11BOI - LHR
1 stop36h 59mUnited Airlines
Deal found 12/11£578
Mon 9/210:25LHR - BOI
1 stop19h 32mUnited Airlines
Thu 19/208:41BOI - LHR
1 stop15h 44mUnited Airlines
Deal found 13/11£581
Wed 11/210:05LHR - BOI
1 stop18h 18mUnited Airlines
Wed 18/206:25BOI - LHR
1 stop20h 15mUnited Airlines
Deal found 13/11£581
Tue 10/213:45LHR - BOI
1 stop14h 38mUnited Airlines
Thu 19/208:41BOI - LHR
1 stop15h 44mUnited Airlines
Deal found 13/11£581
Mon 9/210:25LHR - BOI
1 stop19h 32mUnited Airlines
Tue 17/210:53BOI - LHR
1 stop13h 32mUnited Airlines
Deal found 13/11£581
Mon 9/213:45LHR - BOI
1 stop14h 38mUnited Airlines
Wed 18/212:16BOI - LHR
1 stop12h 39mUnited Airlines
Deal found 13/11£581
Tue 10/211:35LHR - BOI
1 stop17h 17mUnited Airlines
Mon 16/210:53BOI - LHR
1 stop13h 32mUnited Airlines
Deal found 13/11£581
Wed 11/211:35LHR - BOI
1 stop13h 32mUnited Airlines
Mon 16/205:00BOI - LHR
1 stop21h 40mUnited Airlines
Deal found 13/11£581
Tue 10/211:35LHR - BOI
1 stop13h 32mUnited Airlines
Wed 18/214:40BOI - LHR
1 stop12h 00mUnited Airlines
Deal found 13/11£581
Last-minute flights from Heathrow to Boise
Discover last-minute flight deals from Heathrow to Boise. Data last updated 14 November 2025 and is based on user searches.
Sat 6/1212:15LHR - BOI
2 stops16h 30mIcelandair
Thu 11/1212:19BOI - LHR
2 stops15h 31mIcelandair
Deal found 13/11£660
Mon 8/1212:15LHR - BOI
2 stops17h 55mMultiple Airlines
Tue 16/1211:45BOI - LHR
2 stops16h 05mMultiple Airlines
Deal found 12/11£699
Mon 8/1220:35LHR - BOI
2 stops32h 10mMultiple Airlines
Mon 15/1205:45BOI - LHR
2 stops22h 05mMultiple Airlines
Deal found 13/11£715
Tue 9/1212:15LHR - BOI
2 stops17h 41mMultiple Airlines
Mon 15/1211:45BOI - LHR
2 stops16h 05mMultiple Airlines
Deal found 13/11£711
Tue 9/1211:05LHR - BOI
1 stop20h 04mVirgin Atlantic
Sun 14/1215:54BOI - LHR
2 stops32h 56mVirgin Atlantic
Deal found 12/11£717
Thu 11/1207:40LHR - BOI
2 stops17h 27mLufthansa
Fri 9/112:19BOI - LHR
1 stop12h 36mLufthansa
Deal found 13/11£668
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 14 November 2025.
Thu 18/1210:05LHR - BOI
2 stops19h 02mMultiple Airlines
Deal found 13/11£813
Thu 18/1210:20LHR - BOI
2 stops18h 45mScandinavian Airlines
Deal found 12/11£928
Thu 18/1210:05LHR - BOI
1 stop16h 08mAir New Zealand
Deal found 13/11£950
Cheapflights Fare Finder
Customise your flight search to find flights from Heathrow to Boise that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 14 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Boise that are best for you.
Fly from
Heathrow
Fly to
Boise
Route
Depart
Return
Price
LondonBoise
LHR - BOI
LHRBOI
London Heathrow
Mon 20/4
07:25-09:54
2 stops33h 29m
Boise Air Term. Gowen Fld
Mon 27/4
17:30-20:40
2 stops20h 10m
£569
LondonBoise
LHR - BOI
LHRBOI
London Heathrow
Wed 29/4
10:50-22:35
2 stops18h 45m
Boise Air Term. Gowen Fld
Sun 3/5
14:11-10:10
1 stop36h 59m
£578
LondonBoise
LHR - BOI
LHRBOI
London Heathrow
Mon 9/2
10:25-22:57
1 stop19h 32m
Boise Air Term. Gowen Fld
Thu 19/2
08:41-07:25
1 stop15h 44m
£581
LondonBoise
LHR - BOI
LHRBOI
London Heathrow
Wed 11/2
10:05-21:23
1 stop18h 18m
Boise Air Term. Gowen Fld
Wed 18/2
06:25-09:40
1 stop20h 15m
£581
LondonBoise
LHR - BOI
LHRBOI
London Heathrow
Tue 10/2
13:45-21:23
1 stop14h 38m
Boise Air Term. Gowen Fld
Thu 19/2
08:41-07:25
1 stop15h 44m
£581
LondonBoise
LHR - BOI
LHRBOI
London Heathrow
Mon 9/2
10:25-22:57
1 stop19h 32m
Boise Air Term. Gowen Fld
Tue 17/2
10:53-07:25
1 stop13h 32m
£581
LondonBoise
LHR - BOI
LHRBOI
London Heathrow
Mon 9/2
13:45-21:23
1 stop14h 38m
Boise Air Term. Gowen Fld
Wed 18/2
12:16-07:55
1 stop12h 39m
£581
LondonBoise
LHR - BOI
LHRBOI
London Heathrow
Tue 10/2
11:35-21:52
1 stop17h 17m
Boise Air Term. Gowen Fld
Mon 16/2
10:53-07:25
1 stop13h 32m
£581
LondonBoise
LHR - BOI
LHRBOI
London Heathrow
Wed 11/2
11:35-18:07
1 stop13h 32m
Boise Air Term. Gowen Fld
Mon 16/2
05:00-09:40
1 stop21h 40m
£581
LondonBoise
LHR - BOI
LHRBOI
London Heathrow
Tue 10/2
11:35-18:07
1 stop13h 32m
Boise Air Term. Gowen Fld
Wed 18/2
14:40-09:40
1 stop12h 00m
£581
Flights are sorted by cheapest return flights first.
Deals found on 13/11
Showing 1-10 of 13 results
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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.
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 London Heathrow Airport to Boise
Prices
More
How far ahead should I book a flight from London Heathrow Airport to Boise?
Use this chart to determine the optimal time to book a return flight from Heathrow to Boise. Price data was last updated on 7 November 2025.
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Boise, you should look to book at least 82 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from London Heathrow Airport to Boise?
Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Boise (average of £549). Flying from London Heathrow Airport to Boise in December is currently the most expensive (average of £736). 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 LHR to BOI?
Find hourly flight availability from Heathrow 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 14 November 2025.
It’s typically best to fly out from London Heathrow Airport to Boise at midday. Doing so could potentially save you 22% on the flight price compared to flying in the evening, which is usually more expensive.
What’s the top stopover airport for flights from London Heathrow Airport to Boise?
Share of one-stop return flights from London Heathrow Airport to Boise chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Denver (DEN) – chosen by Cheapflights users on 53% of one-stop itineraries from London Heathrow Airport to Boise on Cheapflights.
What’s the fastest stopover option from London Heathrow Airport to Boise?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Boise, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Salt Lake City (SLC) have the shortest average one-way travel time for one-stop routes: 13h 08m.
What’s the fastest stopover option from London Heathrow Airport to Boise?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Boise, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Salt Lake City (SLC) have the shortest average one-way travel time for one-stop routes: 13h 08m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Boise?
Average stopover duration for one-stop one-way flights from London Heathrow Airport to Boise, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Denver (DEN) offer the fastest connection on this route, with an average stopover time of 1h 27m.
Reviews of airlines servicing Boise
Get insights into the airlines that provide service to Boise. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boise. Reviews last updated 14 November 2025.
Get a feel of what it's like to fly with Finnair, Virgin Atlantic, andUnited Airlines from London Heathrow Airport to Boise by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Related info for your journey
Find useful and relevant information for your journey from Heathrow 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 London Heathrow?
Located just 3.3 mi from the city center, Boise Air Term. Gowen Fld is the airport most travelers will use when flying to Boise from London Heathrow. Booking flights from London Heathrow to Air Term. Gowen Fld (BOI) should be relatively easy as there are 0 daily inbound flights from London Heathrow from 4 different airlines.
How long is the flight from London Heathrow Airport to Boise?
Airlines like United Airlines fly from London Heathrow Airport to Boise in about 33h 29m. The time it takes to get you to your destination can typically vary by up to . London Heathrow Airport and Boise are separated by a distance of 4829 mi.
What are the cheapest airlines flying from London Heathrow Airport to Boise round-trip?
Cheapflights users have booked flights from London Heathrow Airport to Boise round-trip from £528. Other airlines that can offer you cheap pricing are United Airlines, from £551, and Lufthansa, from £553. These flights start at 28% lower than the current average price 3 months from now.
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.
What is the cheapest month to book a flight from London Heathrow Airport to Boise?
Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Boise (average of £549). Flying from London Heathrow Airport to Boise in December is currently the most expensive (average of £736). 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.
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 14 November 2025.
Discover the top 4 airlines that operate flights from Heathrow to Boise. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 14 November 2025.
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 Heathrow to Boise?
When you search for this flight from Heathrow to Boise, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Boise?
Cheapflights helps you find that perfect flight to Boise from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Heathrow to Boise with no change fees?
Need flexible booking options for your flight to Boise from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Boise become cheaper?
Of course! You can now track prices for flights from Heathrow to Boise and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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