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 16h 19m. Your travel time can differ by up to 3h 18m. 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.

In terms of precipitation, rainfall in Idaho ranges from 5.0 - 41.0 inches per month. December is typically the wettest month, when rainfall can reach 41.0 mm. August is typically the driest time to visit Idaho when rainfall is around 5.0 mm.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around -1.0 C).

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.

What is the cheapest time of day to fly from LGW to ID?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Gatwick Airport to Idaho as you normally would.

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.

£361+ Cheap Flights from London Gatwick Airport to Idaho

Cheap flight deals from Gatwick to Idaho

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 4 September 2026.

Tue 29/915:40 -

2 stops16h 19m

Tue 6/1006:03 -

2 stops24h 37m

Deal found 30/8£628

Thu 1/1015:40 -

2 stops16h 19m

Thu 15/1006:03 -

2 stops24h 37m

Deal found 3/9£633

Thu 15/1010:20 -

2 stops20h 39m

Thu 22/1008:57 -

2 stops26h 53m

Deal found 31/8£765

Tue 29/915:40 -

2 stops16h 19m

Wed 14/1012:42 -

2 stops17h 58m

Deal found 3/9£790

Thu 8/1011:30 -

2 stops41h 59m

Thu 15/1014:41 -

2 stops37h 09m

Deal found 31/8£805

Tue 29/915:40 -

2 stops16h 19m

Thu 15/1016:41 -

2 stops13h 59m

Deal found 3/9£812

Tue 8/913:00 -

2 stops16h 48m

Tue 6/1016:41 -

2 stops13h 59m

Deal found 31/8£829

Wed 28/1010:00 -

2 stops18h 08m

Tue 1/1213:17 -

2 stops19h 28m

Deal found 1/9£833

Thu 1/1015:40 -

2 stops37h 58m

Wed 14/1016:18 -

2 stops15h 22m

Deal found 3/9£835

Mon 14/1211:55 -

2 stops19h 15m

Tue 29/1212:12 -

2 stops14h 43m

Deal found 1/9£869

Thu 1/1015:40 -

2 stops16h 19m

Thu 15/1016:41 -

2 stops13h 59m

Deal found 3/9£873

Sun 13/1211:55 -

2 stops19h 15m

Tue 29/1212:12 -

2 stops14h 43m

Deal found 1/9£881

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 4 September 2026.

Mon 1/310:25 -

2 stops18h 55m

Mon 15/314:00 -

2 stops23h 25m

Deal found 31/8£671

Tue 29/915:40 -

2 stops16h 19m

Fri 16/1012:42 -

2 stops17h 58m

Deal found 3/9£812

Sat 13/210:00 -

2 stops19h 37m

Tue 16/207:55 -

2 stops23h 50m

Deal found 30/8£820

Thu 1/1019:35 -

2 stops33h 26m

Wed 14/1012:42 -

2 stops22h 03m

Deal found 3/9£1,198

Thu 15/1010:20 -

2 stops20h 39m

Thu 22/1008:57 -

2 stops26h 53m

Deal found 31/8£765

Wed 28/1010:00 -

2 stops18h 08m

Tue 1/1213:17 -

2 stops19h 28m

Deal found 1/9£833

Thu 1/1015:40 -

2 stops37h 58m

Wed 14/1016:18 -

2 stops15h 22m

Deal found 3/9£835

Mon 14/1211:55 -

2 stops19h 15m

Tue 29/1212:12 -

2 stops14h 43m

Deal found 1/9£869

Mon 14/1211:55 -

2 stops17h 16m

Tue 29/1212:12 -

2 stops14h 43m

Deal found 2/9£882

Mon 14/1210:00 -

2 stops19h 05m

Tue 29/1206:25 -

2 stops18h 35m

Deal found 31/8£896

Sun 13/1211:55 -

2 stops19h 15m

Tue 29/1212:12 -

2 stops14h 43m

Deal found 1/9£881

Mon 26/1010:25 -

2 stops20h 30m

Tue 3/1112:41 -

2 stops18h 19m

Deal found 4/9£920

Sun 6/1211:55 -

2 stops19h 15m

Wed 30/1212:12 -

2 stops14h 43m

Deal found 3/9£967

Mon 21/1210:00 -

2 stops22h 14m

Tue 29/1206:25 -

2 stops18h 35m

Deal found 30/8£1,093

Wed 30/1216:10 -

2 stops36h 47m

Sun 3/106:00 -

2 stops29h 25m

Deal found 30/8£1,033

Sat 3/1015:40 -

2 stops37h 26m

Sat 10/1016:18 -

2 stops15h 17m

Deal found 3/9£1,072

Wed 30/910:20 -

2 stops17h 33m

Thu 15/1012:42 -

2 stops22h 08m

Deal found 3/9£1,081

Wed 14/1015:40 -

2 stops38h 19m

Wed 21/1013:58 -

2 stops17h 42m

Deal found 30/8£1,140

Sat 17/1015:40 -

2 stops38h 19m

Sat 24/1013:58 -

2 stops17h 42m

Deal found 2/9£1,255

Fri 16/1015:40 -

2 stops38h 19m

Fri 23/1013:58 -

2 stops17h 42m

Deal found 1/9£1,297

Find flight deals from Gatwick to Idaho

Round-trip from	£628
One-way from	£361
Popular in	December
Cheapest in	January
Average price	£682

29/9-6/10
4 total stops
40h 56m total
London to Idaho

Search Deals

19/10-31/12
3 total stops
44h 31m total
London to Idaho

Search Deals

High demand for flights, 1% potential price rise

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£24 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

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

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Mon 19/10

08:30-22:01

3 stops44h 31m

Boise Air Term. Gowen Fld

Wed 31/12

00:00-08:00

Nonstop0h 00m

£361

LondonSpokane

LGW London Gatwick - GEG Spokane

LGWGEG

London Gatwick

Sun 13/12

15:35-17:14

3 stops57h 39m

Spokane

Wed 31/12

00:00-09:00

Nonstop0h 00m

£413

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Wed 21/10

19:40-13:55

2 stops49h 15m

Boise Air Term. Gowen Fld

Wed 31/12

00:00-08:00

Nonstop0h 00m

£420

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Tue 20/10

18:35-22:57

2 stops35h 22m

Boise Air Term. Gowen Fld

Wed 31/12

00:00-08:00

Nonstop0h 00m

£439

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Wed 28/10

20:15-22:01

2 stops31h 46m

Boise Air Term. Gowen Fld

Wed 31/12

00:00-08:00

Nonstop0h 00m

£444

LondonSpokane

LGW London Gatwick - GEG Spokane

LGWGEG

London Gatwick

Mon 12/10

09:40-11:46

3 stops34h 06m

Spokane

Wed 31/12

00:00-09:00

Nonstop0h 00m

£456

LondonSpokane

LGW London Gatwick - GEG Spokane

LGWGEG

London Gatwick

Mon 14/12

08:35-16:08

2 stops39h 33m

Spokane

Wed 31/12

00:00-09:00

Nonstop0h 00m

£460

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Sun 14/2

18:40-13:44

2 stops50h 04m

Boise Air Term. Gowen Fld

Wed 31/12

00:00-08:00

Nonstop0h 00m

£463

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Tue 27/10

20:05-12:28

3 stops46h 23m

Boise Air Term. Gowen Fld

Wed 31/12

00:00-08:00

Nonstop0h 00m

£463

LondonSpokane

LGW London Gatwick - GEG Spokane

LGWGEG

London Gatwick

Sat 21/11

12:00-11:46

3 stops55h 46m

Spokane

Wed 31/12

00:00-09:00

Nonstop0h 00m

£463

Flights are sorted by cheapest return flights first.

Deals found on 2/9

Showing 1-10 of 35 resultsSorted by cheapest first

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.

LGW-GEG

LGW-BOI

LGW-IDA

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

LGW-USID

LGW-GEG

LGW-BOI

LGW-IDA

No data available for this route at this time. Please check back soon.

Related info for your journey

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 16h 19m. Your travel time can differ by up to 3h 18m. 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

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Alternative routes for Gatwick to Idaho

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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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Cheap flights from London Gatwick Airport to Idaho from £361

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Gatwick to Idaho

Cheapest flights from Gatwick to IdahoExplore 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 4 September 2026.

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 4 September 2026.

Best flights from Gatwick to IdahoDiscover 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 4 September 2026.

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 4 September 2026.

Last-minute flights from Gatwick to IdahoDiscover last-minute flight deals from Gatwick to Idaho. Data last updated 4 September 2026 and is based on user searches.

Discover last-minute flight deals from Gatwick to Idaho. Data last updated 4 September 2026 and is based on user searches.

One-way flights from Gatwick to IdahoSearch for one-way flight options from Gatwick to Idaho. Find affordable one-way fares based on user searches. Data last updated 4 September 2026.

Search for one-way flight options from Gatwick to Idaho. Find affordable one-way fares based on user searches. Data last updated 4 September 2026.

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Related info for your journey

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

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

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

How can I find direct flights from Gatwick to Idaho?

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

Browse thousands of different options on Cheapflights for your next trip

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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.

Complete your trip

Complete your trip to Idaho by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Gatwick to Idaho by cabin class

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Gatwick and Idaho flights

Browse other Gatwick and Idaho flight options. Last updated on 4 September 2026.

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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 4 September 2026.

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 4 September 2026.

Last-minute flights from Gatwick to Idaho
Discover last-minute flight deals from Gatwick to Idaho. Data last updated 4 September 2026 and is based on user searches.

One-way flights from Gatwick to Idaho
Search for one-way flight options from Gatwick to Idaho. Find affordable one-way fares based on user searches. Data last updated 4 September 2026.