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Cheap flights from London Gatwick Airport to Idaho from £376

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 13/3. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — BOI
19 Mar — 26 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 17 February 2026.

Tue 14/409:25
LGW
-
GEG
2 stops21h 27m
Multiple Airlines
Tue 28/413:54
GEG
-
LGW
2 stops19h 56m
Multiple Airlines
Deal found 17/2£667
Tue 10/311:55
LGW
-
GEG
2 stops16h 42m
Icelandair
Tue 17/312:00
GEG
-
LGW
2 stops15h 55m
Icelandair
Deal found 14/2£676
Tue 5/513:00
LGW
-
BOI
2 stops17h 02m
Icelandair
Tue 19/516:19
BOI
-
LGW
2 stops15h 21m
Icelandair
Deal found 17/2£683
Tue 10/311:55
LGW
-
GEG
2 stops18h 06m
Multiple Airlines
Tue 17/312:00
GEG
-
LGW
2 stops15h 55m
Multiple Airlines
Deal found 16/2£687
Thu 23/415:40
LGW
-
GEG
2 stops37h 51m
Icelandair
Mon 27/419:40
GEG
-
LGW
2 stops35h 00m
Icelandair
Deal found 16/2£688
Mon 20/415:40
LGW
-
BOI
2 stops38h 17m
Multiple Airlines
Mon 27/416:27
BOI
-
LGW
2 stops39h 13m
Multiple Airlines
Deal found 17/2£689
Wed 8/415:40
LGW
-
GEG
2 stops16h 19m
Multiple Airlines
Mon 8/606:00
GEG
-
LGW
2 stops24h 40m
Multiple Airlines
Deal found 15/2£692
Fri 5/615:40
LGW
-
GEG
2 stops16h 19m
Multiple Airlines
Sat 4/711:37
GEG
-
LGW
2 stops19h 03m
Multiple Airlines
Deal found 14/2£693
Thu 9/410:20
LGW
-
BOI
2 stops19h 37m
Multiple Airlines
Thu 23/414:57
BOI
-
LGW
2 stops16h 38m
Multiple Airlines
Deal found 17/2£697
Mon 4/510:25
LGW
-
GEG
2 stops18h 40m
Air France
Sun 10/516:15
GEG
-
LGW
2 stops15h 35m
Air France
Deal found 17/2£750
Thu 2/410:20
LGW
-
BOI
2 stops19h 37m
Multiple Airlines
Thu 9/411:58
BOI
-
LGW
2 stops19h 37m
Multiple Airlines
Deal found 16/2£776
Thu 26/211:55
LGW
-
BOI
2 stops16h 20m
Icelandair
Mon 2/311:54
BOI
-
LGW
2 stops16h 01m
Icelandair
Deal found 13/2£787

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 17 February 2026.

Round-trip from

£667

One-way from

£376

Popular in

December

Cheapest in

January

Average price

£613
14/4-28/4
  • 14/4-28/4
  • 4 total stops
  • 41h 23m total
  • London to Idaho
Search Deals
13/3
  • 13/3
  • 3 total stops
  • 51h 20m total
  • London to Idaho
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£49 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 17 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

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Tue 14/4

09:25-22:52

2 stops21h 27m

Spokane

Tue 28/4

13:54-17:50

2 stops19h 56m

£667

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

£676

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Tue 5/5

13:00-23:02

2 stops17h 02m

Boise Air Term. Gowen Fld

Tue 19/5

16:19-14:40

2 stops15h 21m

£683

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Tue 10/3

11:55-23:01

2 stops18h 06m

Spokane

Tue 17/3

12:00-10:55

2 stops15h 55m

£687

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

£688

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

£689

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Wed 8/4

15:40-23:59

2 stops16h 19m

Spokane

Mon 8/6

06:00-14:40

2 stops24h 40m

£692

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Fri 5/6

15:40-23:59

2 stops16h 19m

Spokane

Sat 4/7

11:37-14:40

2 stops19h 03m

£693

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Thu 9/4

10:20-22:57

2 stops19h 37m

Boise Air Term. Gowen Fld

Thu 23/4

14:57-14:35

2 stops16h 38m

£697

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

Flights are sorted by cheapest return flights first.

Deals found on 16/2

Showing 1-10 of 35 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 can get you from London Gatwick Airport to Idaho in just under 16h 42m. Your travel time can differ by up to . The distance from London Gatwick Airport to Idaho is about 4667 mi.

  • 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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Fly with Cheapflights

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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.

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