Cheap flights from London to Idaho from £217
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 14/9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from London to Idaho
Keep the following information in mind while searching for London to Idaho flight deals. Data was last updated 11 July 2025.
Round-trip from | £477 |
---|---|
One-way from | £217 |
Popular in | August |
Cheapest in | November |
Average price | £865 |
Find flight deals from London to Idaho
Cheapest flights from London to IdahoExplore the most affordable flight options available from London to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Explore the most affordable flight options available from London to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from London 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 11 July 2025.
Use the filters below to find and compare flights from London to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonSpokane
LGW - GEG
LGWGEG
London Gatwick
Mon 25/8
10:45-12:45
1 stop34h 00m
Spokane
Mon 1/9
06:25-10:50
1 stop20h 25m
LondonSpokane
LHR - GEG
LHRGEG
London Heathrow
Wed 24/9
08:40-23:05
2 stops22h 25m
Spokane
Sun 28/9
11:20-11:45
1 stop16h 25m
LondonSpokane
LHR - GEG
LHRGEG
London Heathrow
Wed 24/9
09:50-19:17
2 stops17h 27m
Spokane
Sun 28/9
12:36-06:55
2 stops34h 19m
LondonSpokane
LHR - GEG
LHRGEG
London Heathrow
Wed 24/9
14:50-21:03
1 stop14h 13m
Spokane
Sun 28/9
12:35-10:25
1 stop13h 50m
LondonSpokane
LHR - GEG
LHRGEG
London Heathrow
Mon 25/8
11:45-23:48
2 stops20h 03m
Spokane
Tue 9/9
06:50-06:45
2 stops15h 55m
LondonSpokane
LCY - GEG
LCYGEG
London City
Wed 24/9
09:20-18:45
2 stops17h 25m
Spokane
Sun 28/9
14:23-09:30
2 stops35h 07m
LondonSpokane
LCY - GEG
LCYGEG
London City
Wed 24/9
09:20-18:45
2 stops17h 25m
Spokane
Sun 28/9
14:23-08:10
2 stops33h 47m
LondonSpokane
LHR - GEG
LHRGEG
London Heathrow
Sun 24/8
13:35-22:25
1 stop16h 50m
Spokane
Sun 31/8
06:25-17:15
1 stop26h 50m
LondonSpokane
LHR - GEG
LHRGEG
London Heathrow
Mon 4/8
12:25-23:12
1 stop18h 47m
Spokane
Thu 14/8
12:45-13:30
1 stop16h 45m
LondonBoise
LHR - BOI
LHRBOI
London Heathrow
Fri 26/9
12:05-11:39
2 stops30h 34m
Boise Air Term. Gowen Fld
Mon 6/10
14:39-08:35
2 stops34h 56m
Best time to book a flight from London to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from London with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London to Idaho
What is the cheapest month to book a flight from London to Idaho?
Currently, October is the cheapest month in which you can book a flight from London to Idaho (average of £754). Flying from London to Idaho in August is currently the most expensive (average of £1,152). 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 LON to ID?
Find hourly flight availability from London 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 11 July 2025.
When flying from London to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 11 July 2025.
Get a feel of what it's like to fly with Delta, KLM, andFinnair from London to Idaho by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Food
Comfort
Boarding
Entertainment
Overall
Reviews
Michael,Jul 2025
AMS - ATL
Crew
Food
Comfort
Boarding
Entertainment
Overall
Reviews
Michael,Jul 2025
AMS - ATL
Crew
Food
Comfort
Boarding
Entertainment
Overall
Reviews
Michael,Jul 2025
AMS - ATL
Crew
Food
Comfort
Boarding
Entertainment
Overall
Reviews
Michael,Jul 2025
AMS - ATL
Crew
Food
Comfort
Boarding
Entertainment
Overall
Reviews
Michael,Jul 2025
AMS - ATL
Crew
Food
Comfort
Boarding
Entertainment
Overall
Reviews
Michael,Jul 2025
AMS - ATL
Related info for your journey
Find useful and relevant information for your journey from London 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 London to Idaho
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from London to Idaho
Discover the top 6 airlines that operate flights from London 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 11 July 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 London to Idaho?
Deals for London 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 London to Idaho?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Idaho for you. Better yet — we are completely free to use.
Can Cheapflights find flights from London to Idaho with no change fees?
Yes, we can. To see specific flights from London to Idaho 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 London to Idaho become cheaper?
Of course! You can now track prices for flights from London to Idaho 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.