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

Icelandair, Delta, and Iberia can get you from London Gatwick Airport to Idaho in just under 21h 43m. Your travel time can differ by up to 16h 15m. 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.

£345+ 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 10 September 2026.

Thu 15/1010:20 -

2 stops20h 39m

Tue 27/1016:18 -

2 stops21h 02m

Deal found 5/9£756

Mon 21/1210:25 -

2 stops16h 40m

Thu 31/1214:07 -

2 stops22h 18m

Deal found 6/9£850

Thu 17/915:40 -

2 stops37h 58m

Tue 22/916:20 -

2 stops15h 20m

Deal found 8/9£862

Fri 11/1210:00 -

2 stops16h 57m

Tue 29/1206:25 -

2 stops18h 35m

Deal found 7/9£863

Mon 14/1210:25 -

2 stops18h 46m

Mon 28/1210:57 -

2 stops20h 03m

Deal found 8/9£866

Mon 14/1210:25 -

2 stops20h 46m

Mon 4/114:07 -

2 stops17h 53m

Deal found 5/9£868

Sun 6/1210:00 -

2 stops21h 43m

Tue 29/1206:25 -

2 stops18h 35m

Deal found 6/9£869

Mon 21/1210:25 -

2 stops16h 40m

Sun 3/106:31 -

2 stops29h 54m

Deal found 9/9£874

Sun 6/1219:40 -

2 stops33h 00m

Tue 29/1205:25 -

2 stops29h 35m

Deal found 6/9£877

Mon 21/1210:25 -

2 stops16h 40m

Mon 4/114:07 -

2 stops22h 18m

Deal found 6/9£883

Mon 14/1211:55 -

2 stops17h 16m

Tue 29/1212:12 -

2 stops14h 43m

Deal found 7/9£888

Mon 14/1210:00 -

2 stops19h 05m

Tue 29/1206:25 -

2 stops18h 35m

Deal found 7/9£892

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 10 September 2026.

Thu 15/1010:20 -

2 stops20h 39m

Tue 27/1016:18 -

2 stops21h 02m

Deal found 5/9£756

Thu 17/915:40 -

2 stops37h 58m

Tue 22/916:20 -

2 stops15h 20m

Deal found 8/9£862

Sun 6/1210:00 -

2 stops21h 43m

Tue 29/1206:25 -

2 stops18h 35m

Deal found 6/9£869

Sun 6/1219:40 -

2 stops33h 00m

Tue 29/1205:25 -

2 stops29h 35m

Deal found 6/9£877

Sun 6/1219:40 -

2 stops33h 00m

Mon 28/1205:25 -

2 stops29h 35m

Deal found 6/9£877

Fri 30/1011:55 -

2 stops17h 59m

Tue 3/1109:03 -

2 stops18h 52m

Deal found 5/9£898

Mon 21/919:40 -

2 stops34h 58m

Sat 26/914:33 -

2 stops16h 07m

Deal found 7/9£995

Sun 6/1211:55 -

2 stops19h 15m

Mon 28/1208:00 -

2 stops18h 55m

Deal found 6/9£1,212

Sun 6/1211:55 -

2 stops17h 16m

Sun 27/1208:57 -

2 stops17h 58m

Deal found 8/9£1,066

Mon 14/910:20 -

2 stops19h 18m

Mon 21/913:15 -

2 stops22h 35m

Deal found 8/9£1,099

Tue 10/1106:30 -

2 stops24h 26m

Tue 24/1114:14 -

2 stops24h 21m

Deal found 8/9£1,108

Tue 15/910:35 -

2 stops20h 24m

Tue 22/910:34 -

2 stops15h 51m

Deal found 8/9£1,724

Sun 20/1211:55 -

2 stops32h 20m

Wed 30/1206:04 -

2 stops21h 51m

Deal found 10/9£1,337

Sat 17/1010:25 -

2 stops18h 57m

Sun 25/1007:00 -

2 stops19h 00m

Deal found 6/9£6,084

Find flight deals from Gatwick to Idaho

Round-trip from	£692
One-way from	£345
Popular in	December
Cheapest in	January
Average price	£682

4/3-8/3
4 total stops
45h 27m total
London to Idaho

Search Deals

13/12-31/12
3 total stops
57h 39m total
London to Idaho

Search Deals

High demand for flights, 2% potential price rise

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£23 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

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

£345

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Tue 3/11

09:35-13:30

2 stops34h 55m

Boise Air Term. Gowen Fld

Wed 31/12

00:00-08:00

Nonstop0h 00m

£372

LondonSpokane

LGW London Gatwick - GEG Spokane

LGWGEG

London Gatwick

Tue 15/12

16:45-20:26

3 stops59h 41m

Spokane

Wed 31/12

00:00-09:00

Nonstop0h 00m

£387

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Sat 31/10

12:00-19:03

3 stops37h 03m

Boise Air Term. Gowen Fld

Wed 31/12

00:00-08:00

Nonstop0h 00m

£429

LondonSpokane

LGW London Gatwick - GEG Spokane

LGWGEG

London Gatwick

Mon 14/12

11:55-17:14

2 stops37h 19m

Spokane

Wed 31/12

00:00-09:00

Nonstop0h 00m

£434

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Thu 22/10

06:10-13:55

3 stops38h 45m

Boise Air Term. Gowen Fld

Wed 31/12

00:00-08:00

Nonstop0h 00m

£449

LondonSpokane

LGW London Gatwick - GEG Spokane

LGWGEG

London Gatwick

Fri 11/12

11:55-00:18

2 stops20h 23m

Spokane

Wed 31/12

00:00-09:00

Nonstop0h 00m

£449

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Tue 20/10

18:35-23:59

3 stops36h 24m

Boise Air Term. Gowen Fld

Wed 31/12

00:00-08:00

Nonstop0h 00m

£455

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Sun 20/9

14:00-23:55

2 stops40h 55m

Boise Air Term. Gowen Fld

Wed 31/12

00:00-08:00

Nonstop0h 00m

£466

LondonIdaho Falls

LGW London Gatwick - IDA Idaho Falls Fanning Field

LGWIDA

London Gatwick

Sat 10/10

12:40-14:39

3 stops56h 59m

Idaho Falls Fanning Field

Wed 31/12

00:00-08:00

Nonstop0h 00m

£466

Flights are sorted by cheapest return flights first.

Deals found on 8/9

Showing 1-10 of 33 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-BOI

LGW-GEG

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-BOI

LGW-GEG

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, Delta, and Iberia can get you from London Gatwick Airport to Idaho in just under 21h 43m. Your travel time can differ by up to 16h 15m. 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.

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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 £345

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/12. 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 10 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 10 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 10 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 10 September 2026.

Last-minute flights from Gatwick to IdahoDiscover last-minute flight deals from Gatwick to Idaho. Data last updated 10 September 2026 and is based on user searches.

Discover last-minute flight deals from Gatwick to Idaho. Data last updated 10 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 10 September 2026.

Search for one-way flight options from Gatwick to Idaho. Find affordable one-way fares based on user searches. Data last updated 10 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 10 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 10 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 10 September 2026.

Last-minute flights from Gatwick to Idaho
Discover last-minute flight deals from Gatwick to Idaho. Data last updated 10 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 10 September 2026.