Find flights
When to book
FAQs

Cheap flights from London Gatwick Airport to Idaho from £351

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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — BOI
7 Sep — 14 Sep1
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 August 2026.

Tue 8/913:00 -
2 stops40h 48m
Tue 6/1016:41 -
2 stops13h 59m
Deal found 3/8£725
Tue 8/910:35 -
2 stops20h 19m
Tue 6/1015:30 -
2 stops16h 30m
Deal found 4/8£742
Fri 16/1010:20 -
2 stops20h 39m
Sun 1/1112:49 -
2 stops23h 31m
Deal found 7/8£763
Tue 1/913:00 -
2 stops17h 25m
Tue 8/912:17 -
2 stops18h 23m
Deal found 4/8£773
Wed 21/1010:20 -
2 stops21h 35m
Mon 2/1113:41 -
2 stops17h 09m
Deal found 4/8£779
Wed 7/1010:20 -
2 stops20h 39m
Thu 15/1014:06 -
2 stops21h 44m
Deal found 4/8£779
Fri 4/915:40 -
2 stops16h 19m
Fri 11/913:36 -
2 stops38h 09m
Deal found 5/8£790
Sat 10/1010:20 -
2 stops18h 46m
Sun 25/1014:06 -
2 stops23h 14m
Deal found 3/8£824
Sun 6/915:40 -
2 stops37h 21m
Mon 14/915:34 -
2 stops15h 06m
Deal found 7/8£827
Wed 7/1010:25 -
2 stops39h 08m
Wed 14/1017:59 -
2 stops39h 01m
Deal found 4/8£831
Thu 24/1211:55 -
2 stops17h 02m
Thu 14/107:00 -
2 stops19h 55m
Deal found 7/8£832
Tue 8/915:40 -
2 stops16h 19m
Tue 6/1012:42 -
2 stops17h 58m
Deal found 6/8£835

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 August 2026.

Round-trip from

£725

One-way from

£351

Popular in

December

Cheapest in

January

Average price

£943
Icelandair
  • Icelandair
  • 8/9-6/10
  • 4 total stops
  • 54h 47m total
  • London to Idaho
Search Deals
6/11
  • 6/11
  • 2 total stops
  • 33h 52m total
  • London to Idaho
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 August 2026.
Use the filters below to find and compare flights from London Gatwick Airport to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSpokane

LGW London Gatwick - GEG Spokane

LGWGEG

London Gatwick

Tue 8/9

13:00-21:48

2 stops40h 48m

Spokane

Tue 6/10

16:41-14:40

2 stops13h 59m

£726

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Fri 16/10

10:20-23:59

2 stops20h 39m

Boise Air Term. Gowen Fld

Sun 1/11

12:49-19:20

2 stops23h 31m

£763

LondonSpokane

LGW London Gatwick - GEG Spokane

LGWGEG

London Gatwick

Tue 1/9

13:00-22:25

2 stops17h 25m

Spokane

Tue 8/9

12:17-14:40

2 stops18h 23m

£773

LondonSpokane

LGW London Gatwick - GEG Spokane

LGWGEG

London Gatwick

Wed 21/10

10:20-23:55

2 stops21h 35m

Spokane

Mon 2/11

13:41-14:50

2 stops17h 09m

£779

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Wed 7/10

10:20-23:59

2 stops20h 39m

Boise Air Term. Gowen Fld

Thu 15/10

14:06-18:50

2 stops21h 44m

£779

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Sat 10/10

10:20-22:06

2 stops18h 46m

Boise Air Term. Gowen Fld

Sun 25/10

14:06-19:20

2 stops23h 14m

£824

LondonSpokane

LGW London Gatwick - GEG Spokane

LGWGEG

London Gatwick

Sun 6/9

15:40-21:01

2 stops37h 21m

Spokane

Mon 14/9

15:34-14:40

2 stops15h 06m

£827

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Wed 7/10

10:25-18:33

2 stops39h 08m

Boise Air Term. Gowen Fld

Wed 14/10

17:59-16:00

2 stops39h 01m

£831

LondonSpokane

LGW London Gatwick - GEG Spokane

LGWGEG

London Gatwick

Thu 24/12

11:55-20:57

2 stops17h 02m

Spokane

Thu 14/1

07:00-10:55

2 stops19h 55m

£832
Fastest return journey

LondonSpokane

LGW London Gatwick - GEG Spokane

LGWGEG

London Gatwick

Tue 8/9

15:40-23:59

2 stops16h 19m

Spokane

Tue 6/10

12:42-14:40

2 stops17h 58m

£835

Flights are sorted by cheapest return flights first.

Deals found on 5/8

Showing 1-10 of 36 resultsSorted by cheapest first
1
2
3
4

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 Delta can get you from London Gatwick Airport to Idaho in just under 39h 08m. Your travel time can differ by up to 1h 40m. The distance from London Gatwick Airport to Idaho is about 4853 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 - Spokane or London Gatwick - Idaho Falls Fanning Field, London Gatwick - Boise Air Term. Gowen Fld 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
Heathrow to LaGuardia flights
Gatwick to John F Kennedy Intl flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Stansted to John F Kennedy Intl flights
Heathrow to Orlando flights
Heathrow to Miami flights
Heathrow to Los Angeles flights
Gatwick to LaGuardia flights
Luton to John F Kennedy Intl flights
Stansted to Newark flights
Luton to Newark flights
London City to Newark flights
Heathrow to San Francisco flights
Heathrow to Boston flights
Heathrow to Dallas/Fort Worth flights
Heathrow to Las Vegas flights
Heathrow to O'Hare Intl flights
Gatwick to Orlando flights
Heathrow to Dulles Intl flights
Heathrow to Atlanta flights
Stansted to Orlando flights
Gatwick to Miami flights
Heathrow to Baltimore flights
Stansted to Miami flights
Heathrow to Hobby flights
Gatwick to Los Angeles flights
Heathrow to Seattle flights
London City to Miami flights
London City to Orlando flights
Heathrow to Tampa flights
London City to Los Angeles flights
Stansted to Los Angeles flights
Gatwick to Boston flights
Heathrow to George Bush Intcntl flights
Luton to Miami flights
Luton to Los Angeles flights
Gatwick to San Francisco flights
Heathrow to Denver flights
Heathrow to Ontario flights
Luton to Orlando flights
Gatwick to Las Vegas flights
Stansted to San Francisco flights
London City to Boston flights
London City to San Francisco flights
Gatwick to O'Hare Intl flights
Gatwick to Dulles Intl flights
Heathrow to Austin 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.