Find flights
When to book
FAQs

Cheap flights from London Gatwick Airport to Idaho from £430

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 21/6. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — BOI
10 Mar — 17 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to Idaho

Enter your travel dates to find the best prices.

Cheapest flights from Gatwick to Idaho
Explore the most affordable flight options available from Gatwick to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 February 2026.

Wed 18/311:55
LGW
-
BOI
2 stops17h 02m
Multiple Airlines
Wed 1/406:00
BOI
-
LGW
2 stops25h 40m
Multiple Airlines
Deal found 6/2£502
Tue 10/311:55
LGW
-
GEG
2 stops16h 42m
Icelandair
Tue 17/312:00
GEG
-
LGW
2 stops15h 55m
Icelandair
Deal found 5/2£594
Tue 10/311:55
LGW
-
GEG
2 stops16h 42m
Multiple Airlines
Tue 17/312:00
GEG
-
LGW
2 stops15h 55m
Multiple Airlines
Deal found 6/2£659
Thu 23/415:40
LGW
-
GEG
2 stops37h 51m
Icelandair
Mon 27/419:40
GEG
-
LGW
2 stops35h 00m
Icelandair
Deal found 7/2£684
Sat 5/910:00
LGW
-
BOI
1 stop19h 55m
Multiple Airlines
Sat 12/908:18
BOI
-
LGW
1 stop19h 37m
Multiple Airlines
Deal found 5/2£693
Mon 4/515:40
LGW
-
GEG
2 stops16h 15m
Icelandair
Sun 10/515:12
GEG
-
LGW
2 stops15h 28m
Icelandair
Deal found 6/2£720
Mon 20/415:40
LGW
-
BOI
2 stops38h 17m
Multiple Airlines
Mon 27/416:27
BOI
-
LGW
2 stops39h 13m
Multiple Airlines
Deal found 6/2£724
Thu 3/910:15
LGW
-
BOI
1 stop34h 29m
Multiple Airlines
Sat 12/908:18
BOI
-
LGW
1 stop19h 37m
Multiple Airlines
Deal found 5/2£730
Tue 1/913:00
LGW
-
BOI
2 stops40h 47m
Icelandair
Tue 15/916:50
BOI
-
LGW
2 stops38h 50m
Icelandair
Deal found 5/2£734
Mon 31/815:40
LGW
-
BOI
2 stops55h 31m
Icelandair
Wed 9/916:50
BOI
-
LGW
2 stops38h 50m
Icelandair
Deal found 5/2£736
Mon 31/815:40
LGW
-
BOI
2 stops38h 07m
Icelandair
Fri 11/920:24
BOI
-
LGW
2 stops32h 21m
Icelandair
Deal found 5/2£737
Fri 4/910:10
LGW
-
BOI
1 stop19h 45m
Multiple Airlines
Mon 14/906:00
BOI
-
LGW
2 stops21h 55m
Multiple Airlines
Deal found 5/2£745

Find flight deals from Gatwick to Idaho

Keep the following information in mind while searching for Gatwick to Idaho flight deals. Data was last updated 8 February 2026.

Round-trip from

£502

One-way from

£430

Popular in

December

Cheapest in

January

Average price

£590
18/3-1/4
  • 18/3-1/4
  • 4 total stops
  • 42h 42m total
  • London to Idaho
Search Deals
21/6
  • 21/6
  • 3 total stops
  • 46h 29m total
  • London to Idaho
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£44 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick 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 8 February 2026.
Use the filters below to find and compare flights from London Gatwick Airport to Idaho that are best for you.

Fly from

Gatwick

Fly to

Idaho

Route

Depart

Return

Price

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Wed 18/3

11:55-22:57

2 stops17h 02m

Boise Air Term. Gowen Fld

Wed 1/4

06:00-14:40

2 stops25h 40m

£502

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Tue 10/3

11:55-21:37

2 stops16h 42m

Spokane

Tue 17/3

12:00-10:55

2 stops15h 55m

£594

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Tue 10/3

11:55-21:37

2 stops16h 42m

Spokane

Tue 17/3

12:00-10:55

2 stops15h 55m

£659

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Thu 23/4

15:40-21:31

2 stops37h 51m

Spokane

Mon 27/4

19:40-14:40

2 stops35h 00m

£684

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Mon 20/4

15:40-22:57

2 stops38h 17m

Boise Air Term. Gowen Fld

Mon 27/4

16:27-14:40

2 stops39h 13m

£724

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Mon 4/5

10:25-21:05

2 stops18h 40m

Spokane

Sun 10/5

16:15-15:50

2 stops15h 35m

£750

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Thu 23/4

15:40-23:55

2 stops16h 15m

Spokane

Tue 28/4

11:18-14:40

2 stops19h 22m

£778

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Thu 23/4

15:40-23:55

2 stops16h 15m

Spokane

Mon 27/4

11:18-14:40

2 stops19h 22m

£840

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Sun 8/3

11:55-21:37

2 stops16h 42m

Spokane

Sun 15/3

15:00-10:55

2 stops36h 55m

£861

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Thu 26/2

11:55-21:15

2 stops16h 20m

Boise Air Term. Gowen Fld

Mon 2/3

11:54-10:55

2 stops16h 01m

£897

Flights are sorted by cheapest return flights first.

Deals found on 7/2

Showing 1-10 of 21 results
1
2
3

Best time to book a flight from Gatwick to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Gatwick 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 Gatwick Airport to Idaho
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • How long is the flight from London Gatwick Airport to Idaho?

    Icelandair and Air France can get you from London Gatwick Airport to Idaho in just under 16h 42m. Your travel time can differ by up to 1h 58m. The distance from London Gatwick Airport to Idaho is about 4667 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from London Gatwick Airport to Idaho?

    While some choose either London Gatwick - Boise Air Term. Gowen Fld or London Gatwick - Idaho Falls Fanning Field, London Gatwick - Spokane is the most popular route from London Gatwick Airport to Idaho.

  • Can I find deals for flights from Gatwick to Idaho that include hotel bookings?

    Yes. In addition to deals on Gatwick to Idaho flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Gatwick to Idaho?

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

  • Can I find deals for business class flights from Gatwick to Idaho?

    Yes. Cheapflights offers flight deals from Gatwick to Idaho 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

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 Gatwick to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Gatwick to John F Kennedy Intl flights
Heathrow to LaGuardia flights
London City to John F Kennedy Intl flights
Heathrow to Los Angeles flights
Gatwick to Newark flights
Heathrow to Orlando flights
Heathrow to Miami flights
Stansted to John F Kennedy Intl flights
Gatwick to Orlando flights
Gatwick to LaGuardia flights
Heathrow to Dallas/Fort Worth flights
Heathrow to San Francisco flights
Heathrow to Boston flights
Luton to John F Kennedy Intl flights
London City to Newark flights
Heathrow to Seattle flights
Heathrow to Las Vegas flights
Stansted to Newark flights
Heathrow to O'Hare Intl flights
Luton to Newark flights
Gatwick to Miami flights
Gatwick to Los Angeles flights
Heathrow to Atlanta flights
Heathrow to Hobby flights
Gatwick to Boston flights
Heathrow to Tampa flights
Heathrow to Dulles Intl flights
London City to Los Angeles flights
Stansted to Miami flights
London City to Miami flights
Stansted to Orlando flights
Stansted to Los Angeles flights
Heathrow to George Bush Intcntl flights
Heathrow to Baltimore flights
Heathrow to Denver flights
London City to Orlando flights
Gatwick to Seattle flights
Luton to Miami flights
Gatwick to San Francisco flights
London City to Boston flights
London City to Seattle flights
Gatwick to Dallas/Fort Worth flights
Gatwick to Las Vegas flights
Heathrow to Nashville flights
Heathrow to Midway flights
London City to San Francisco flights
Stansted to Boston flights
Heathrow to Philadelphia flights

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 Gatwick to Idaho?

Deals for Gatwick 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 Gatwick to Idaho?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Gatwick to Idaho.

Can Cheapflights find flights from Gatwick to Idaho with no change fees?

Need flexible booking options for your flight to Idaho from Gatwick? 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 Gatwick to Idaho become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Idaho from Gatwick 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.