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Cheap flights from the United Kingdom to Idaho from £316
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BOI
16 11월 — 23 11월1
Find flight deals from United Kingdom to Idaho
Cheapest flights from United Kingdom to IdahoExplore the most affordable flight options available from United Kingdom to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 10월 2025.
Explore the most affordable flight options available from United Kingdom to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 10월 2025.
수 12/1109:00LHR - GEG
2 stops22h 29mUnited Airlines
수 19/1113:47GEG - LHR
2 stops23h 33mUnited Airlines
Deal found 14/10£506
월 17/1112:05LHR - GEG
2 stops43h 24mUnited Airlines
월 1/1216:05GEG - LHR
1 stop33h 35mUnited Airlines
Deal found 16/10£509
월 8/1207:40LHR - BOI
2 stops33h 19mUnited Airlines
월 15/1206:35BOI - LHR
1 stop17h 50mUnited Airlines
Deal found 15/10£509
금 5/1206:30LHR - BOI
2 stops22h 56mUnited Airlines
수 10/1206:35BOI - LHR
1 stop17h 50mUnited Airlines
Deal found 16/10£546
토 6/1206:35LHR - GEG
2 stops20h 09mUnited Airlines
금 16/111:25GEG - LHR
1 stop12h 30mUnited Airlines
Deal found 16/10£574
토 15/1111:35LHR - BOI
1 stop17h 01mMultiple Airlines
토 22/1119:00BOI - LHR
2 stops57h 50mMultiple Airlines
Deal found 16/10£587
토 6/1210:05LHR - GEG
1 stop16h 39mLufthansa
금 16/112:24GEG - LHR
1 stop15h 36mLufthansa
Deal found 16/10£597
월 8/1207:40LHR - BOI
2 stops33h 19mUnited Airlines
화 16/1209:40BOI - LHR
2 stops16h 30mUnited Airlines
Deal found 17/10£597
월 17/1113:25LHR - GEG
2 stops31h 20mAir Canada
월 1/1205:10GEG - LHR
2 stops19h 20mAir Canada
Deal found 16/10£615
월 8/1213:25LHR - BOI
2 stops40h 20mAir Canada
월 15/1206:20BOI - LHR
2 stops17h 50mAir Canada
Deal found 15/10£616
수 12/1109:50LCY - GEG
3 stops33h 41mMultiple Airlines
수 19/1105:10GEG - LCY
3 stops19h 55mMultiple Airlines
Deal found 14/10£618
월 1/1218:00LHR - GEG
2 stops34h 59mUnited Airlines
월 8/1212:33GEG - LHR
2 stops24h 47mUnited Airlines
Deal found 16/10£622
Cheap flight deals from United Kingdom to Idaho
Keep the following information in mind while searching for United Kingdom to Idaho flight deals. Data was last updated 17 10월 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from United Kingdom to Idaho 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 17 10월 2025.
Use the filters below to find and compare flights from the United Kingdom to Idaho that are best for you.
Fly from
United Kingdom
Fly to
Idaho
Route
Depart
Return
Price
LondonSpokane
LHR - GEG
LHRGEG
London Heathrow
수 12/11
09:00-23:29
2 stops22h 29m
Spokane
수 19/11
13:47-21:20
2 stops23h 33m
£506
LondonSpokane
LHR - GEG
LHRGEG
London Heathrow
월 17/11
12:05-23:29
2 stops43h 24m
Spokane
월 1/12
16:05-09:40
1 stop33h 35m
£509
LondonBoise
LHR - BOI
LHRBOI
London Heathrow
월 8/12
07:40-09:59
2 stops33h 19m
Boise Air Term. Gowen Fld
월 15/12
06:35-07:25
1 stop17h 50m
£509
LondonSpokane
LHR - GEG
LHRGEG
London Heathrow
화 10/3
06:35-21:20
2 stops21h 45m
Spokane
화 17/3
07:00-12:00
1 stop22h 00m
£512
LondonBoise
LHR - BOI
LHRBOI
London Heathrow
월 8/12
13:25-22:45
2 stops40h 20m
Boise Air Term. Gowen Fld
월 15/12
10:40-09:40
1 stop16h 00m
£535
LondonBoise
LHR - BOI
LHRBOI
London Heathrow
금 20/2
06:35-23:05
2 stops23h 30m
Boise Air Term. Gowen Fld
월 2/3
10:40-07:25
1 stop13h 45m
£542
LondonBoise
LHR - BOI
LHRBOI
London Heathrow
금 5/12
06:30-22:26
2 stops22h 56m
Boise Air Term. Gowen Fld
수 10/12
06:35-07:25
1 stop17h 50m
£546
LondonSpokane
LHR - GEG
LHRGEG
London Heathrow
금 23/1
06:35-19:01
2 stops20h 26m
Spokane
토 31/1
06:53-12:00
1 stop21h 07m
£572
LondonSpokane
LHR - GEG
LHRGEG
London Heathrow
목 22/1
06:35-19:01
2 stops20h 26m
Spokane
토 31/1
05:00-06:40
2 stops17h 40m
£572
LondonSpokane
LGW - GEG
LGWGEG
London Gatwick
화 10/3
11:55-20:59
2 stops16h 04m
Spokane
화 17/3
12:00-10:55
2 stops15h 55m
£581
Showing 1-10 of 60 results
Best time to book a flight from United Kingdom to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho 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 Idaho
What is the cheapest month to book a flight from United Kingdom to Idaho?
Currently, September is the cheapest month in which you can book a flight from United Kingdom to Idaho (average of £502). Flying from United Kingdom to Idaho in July is currently the most expensive (average of £657). 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 ID?
Find hourly flight availability from United Kingdom to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 10월 2025.
A simple way to save on the total cost of your ticket is to fly from United Kingdom to Idaho in the evening. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the morning.
Reviews of airlines servicing Idaho
Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated 17 10월 2025.
See what other customers who have flown with KLM, Virgin Atlantic, andUnited Airlines from the United Kingdom to Idaho have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Food
7.3
Boarding
7.8
Overall
7.7
Comfort
7.6
Crew
8.4
Reviews
1 / 20
2.0
MediocreAbisola,Oct 2025
LOS - CDG
Entertainment
7.1
Food
7.3
Boarding
7.8
Overall
7.7
Comfort
7.6
Crew
8.4
Reviews
1 / 20
2.0
MediocreAbisola,Oct 2025
LOS - CDG
Entertainment
7.1
Food
7.3
Boarding
7.8
Overall
7.7
Comfort
7.6
Crew
8.4
Reviews
1 / 20
2.0
MediocreAbisola,Oct 2025
LOS - CDG
Entertainment
7.1
Food
7.3
Boarding
7.8
Overall
7.7
Comfort
7.6
Crew
8.4
Reviews
1 / 20
2.0
MediocreAbisola,Oct 2025
LOS - CDG
Entertainment
7.1
Food
7.3
Boarding
7.8
Overall
7.7
Comfort
7.6
Crew
8.4
Reviews
1 / 20
2.0
MediocreAbisola,Oct 2025
LOS - CDG
Entertainment
7.1
Food
7.3
Boarding
7.8
Overall
7.7
Comfort
7.6
Crew
8.4
Reviews
1 / 20
2.0
MediocreAbisola,Oct 2025
LOS - CDG
Related info for your journey
Find useful and relevant information for your journey from United Kingdom to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for United Kingdom to Idaho
See prices for flight routes from nearby airports that may be better suited for you.
Top 9 airlines flying from United Kingdom to Idaho
Discover the top 9 airlines that operate flights from United Kingdom to Idaho. 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 17 10월 2025.
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 Idaho?
Deals for United Kingdom to Idaho flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Idaho?
Cheapflights helps you find that perfect flight to Idaho from United Kingdom 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 United Kingdom to Idaho with no change fees?
Need flexible booking options for your flight to Idaho from United Kingdom? 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 United Kingdom to Idaho become cheaper?
Yes! Start tracking prices for United Kingdom to Idaho flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.