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Cheap flights from London Gatwick Airport to Idaho from £364

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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — BOI
22 Jan — 29 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to Idaho

Enter your travel dates to find the best prices.

Best flights from Gatwick to Idaho
Discover carefully curated flight deals from Gatwick to Idaho that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 December 2025.

Tue 10/311:55LGW - GEG
2 stops16h 42mIcelandair
Tue 17/312:00GEG - LGW
2 stops15h 55mIcelandair
Deal found 21/12£618
Thu 22/111:45LGW - GEG
2 stops63h 04mIberia
Thu 29/106:00GEG - LGW
2 stops20h 50mIberia
Deal found 23/12£633
Tue 13/111:55LGW - GEG
2 stops17h 30mMultiple Airlines
Sat 7/212:10GEG - LGW
2 stops14h 45mMultiple Airlines
Deal found 23/12£679
Tue 20/111:55LGW - BOI
2 stops16h 10mIcelandair
Tue 27/111:35BOI - LGW
2 stops16h 20mIcelandair
Deal found 21/12£621
Wed 4/211:55LGW - GEG
2 stops17h 30mMultiple Airlines
Wed 11/212:10GEG - LGW
2 stops14h 45mMultiple Airlines
Deal found 21/12£687
Mon 20/415:40LGW - BOI
2 stops38h 17mIcelandair
Mon 27/416:38BOI - LGW
2 stops39h 02mIcelandair
Deal found 21/12£637
Wed 4/211:55LGW - BOI
2 stops16h 10mIcelandair
Wed 11/211:35BOI - LGW
2 stops16h 20mIcelandair
Deal found 21/12£667
Fri 15/510:20LGW - BOI
2 stops16h 44mMultiple Airlines
Sat 23/513:02BOI - LGW
2 stops22h 48mMultiple Airlines
Deal found 21/12£774
Thu 22/111:55LGW - GEG
2 stops17h 30mIcelandair
Mon 26/112:10GEG - LGW
2 stops14h 45mIcelandair
Deal found 20/12£715
Wed 10/610:20LGW - BOI
2 stops20h 39mMultiple Airlines
Fri 26/613:00BOI - LGW
2 stops18h 40mMultiple Airlines
Deal found 21/12£865
Mon 4/515:40LGW - GEG
2 stops16h 15mIcelandair
Sun 10/515:12GEG - LGW
2 stops15h 28mIcelandair
Deal found 21/12£723
Sat 7/311:55LGW - BOI
2 stops17h 45mMultiple Airlines
Sat 14/313:00BOI - LGW
2 stops15h 55mMultiple Airlines
Deal found 21/12£978
Thu 15/111:55LGW - BOI
2 stops16h 10mIcelandair
Mon 19/111:35BOI - LGW
2 stops16h 20mIcelandair
Deal found 20/12£937
Wed 1/415:40LGW - IDA
2 stops38h 12mMultiple Airlines
Sat 4/416:59IDA - LGW
2 stops38h 41mMultiple Airlines
Deal found 21/12£1,158

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 23 December 2025.

Round-trip from

£618

One-way from

£364

Popular in

December

Cheapest in

September

Average price

£1,109
Icelandair
  • Icelandair
  • 10/3-17/3
  • 4 total stops
  • 32h 37m total
  • London to Idaho
Search Deals
8/6
  • 8/6
  • 1 total stop
  • 36h 12m total
  • London to Idaho
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£54 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£26 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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 23 December 2025.
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

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

£618

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Tue 20/1

11:55-21:05

2 stops16h 10m

Boise Air Term. Gowen Fld

Tue 27/1

11:35-10:55

2 stops16h 20m

£621

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Thu 22/1

11:45-18:49

2 stops63h 04m

Spokane

Thu 29/1

06:00-10:50

2 stops20h 50m

£633

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Mon 20/4

15:40-22:57

2 stops38h 17m

Boise Air Term. Gowen Fld

Mon 27/4

16:38-14:40

2 stops39h 02m

£637

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Wed 4/2

11:55-21:05

2 stops16h 10m

Boise Air Term. Gowen Fld

Wed 11/2

11:35-10:55

2 stops16h 20m

£667

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Tue 13/1

11:55-21:25

2 stops17h 30m

Spokane

Sat 7/2

12:10-10:55

2 stops14h 45m

£679

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Wed 4/2

11:55-21:25

2 stops17h 30m

Spokane

Wed 11/2

12:10-10:55

2 stops14h 45m

£687

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Thu 22/1

11:55-21:25

2 stops17h 30m

Spokane

Mon 26/1

12:10-10:55

2 stops14h 45m

£715

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Mon 4/5

15:40-23:55

2 stops16h 15m

Spokane

Sun 10/5

15:12-14:40

2 stops15h 28m

£723

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Fri 15/5

10:20-20:04

2 stops16h 44m

Boise Air Term. Gowen Fld

Sat 23/5

13:02-18:50

2 stops22h 48m

£774

Flights are sorted by cheapest return flights first.

Deals found on 21/12

Showing 1-10 of 15 results
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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 Iberia can get you from London Gatwick Airport to Idaho in just under 16h 42m. Your travel time can differ by up to 46h 22m. 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 - 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

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Alternative routes for Gatwick to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Gatwick to Idaho?

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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.

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