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.

£542+ 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 22 September 2026.

Thu 12/1110:25 -

2 stops18h 55m

Thu 18/209:53 -

2 stops22h 07m

Deal found 22/9£670

Thu 5/1110:25 -

2 stops18h 55m

Thu 12/1113:53 -

2 stops18h 07m

Deal found 21/9£722

Mon 2/1110:25 -

2 stops18h 55m

Mon 16/1113:53 -

2 stops18h 07m

Deal found 21/9£739

Thu 22/1010:20 -

2 stops20h 39m

Mon 23/1114:00 -

2 stops22h 25m

Deal found 22/9£756

Wed 21/1010:20 -

2 stops20h 39m

Mon 23/1114:00 -

2 stops22h 25m

Deal found 22/9£773

Mon 2/1110:25 -

2 stops18h 55m

Mon 9/1110:49 -

2 stops25h 36m

Deal found 18/9£798

Wed 4/1111:55 -

2 stops17h 59m

Wed 11/1113:53 -

2 stops38h 02m

Deal found 20/9£805

Mon 16/1119:40 -

2 stops25h 11m

Tue 1/1206:44 -

2 stops21h 06m

Deal found 22/9£830

Tue 20/1010:20 -

2 stops20h 39m

Mon 23/1114:00 -

2 stops18h 00m

Deal found 22/9£833

Tue 20/1010:20 -

2 stops20h 39m

Tue 27/1014:06 -

2 stops23h 19m

Deal found 22/9£842

Wed 21/1010:25 -

2 stops18h 43m

Wed 18/1113:19 -

2 stops19h 26m

Deal found 22/9£868

Sat 14/1120:15 -

2 stops34h 34m

Mon 30/1114:00 -

2 stops18h 00m

Deal found 21/9£871

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 22 September 2026.

Thu 5/1110:25 -

2 stops18h 55m

Thu 12/1113:53 -

2 stops18h 07m

Deal found 21/9£722

Mon 16/1119:40 -

2 stops25h 11m

Tue 1/1206:44 -

2 stops21h 06m

Deal found 22/9£830

Wed 7/1010:20 -

2 stops18h 46m

Sun 11/1014:06 -

2 stops17h 34m

Deal found 21/9£1,152

Mon 2/1110:25 -

2 stops18h 55m

Mon 16/1113:53 -

2 stops18h 07m

Deal found 21/9£739

Thu 22/1010:20 -

2 stops20h 39m

Mon 23/1114:00 -

2 stops22h 25m

Deal found 22/9£756

Mon 19/1020:40 -

2 stops32h 49m

Mon 23/1106:44 -

2 stops21h 06m

Deal found 19/9£889

Wed 21/1010:20 -

2 stops20h 39m

Mon 23/1114:00 -

2 stops22h 25m

Deal found 22/9£773

Mon 2/1110:25 -

2 stops18h 55m

Mon 9/1110:49 -

2 stops25h 36m

Deal found 18/9£798

Wed 4/1111:55 -

2 stops17h 59m

Wed 11/1113:53 -

2 stops38h 02m

Deal found 20/9£805

Tue 20/1010:20 -

2 stops20h 39m

Mon 23/1114:00 -

2 stops18h 00m

Deal found 22/9£833

Tue 20/1010:20 -

2 stops20h 39m

Tue 27/1014:06 -

2 stops23h 19m

Deal found 22/9£842

Sat 14/1120:15 -

2 stops34h 34m

Mon 30/1114:00 -

2 stops18h 00m

Deal found 21/9£871

Fri 6/1111:55 -

2 stops32h 21m

Fri 13/1115:55 -

2 stops36h 00m

Deal found 22/9£908

Tue 20/1015:40 -

2 stops30h 40m

Tue 27/1006:09 -

2 stops22h 46m

Deal found 21/9£913

Mon 19/1010:20 -

2 stops20h 39m

Mon 23/1114:00 -

2 stops18h 00m

Deal found 22/9£947

Sat 17/1015:40 -

2 stops38h 19m

Sat 24/1006:09 -

2 stops25h 31m

Deal found 19/9£1,715

Find flight deals from Gatwick to Idaho

Round-trip from	£722
One-way from	£542
Popular in	December
Cheapest in	January
Average price	£762

5/11-12/11
4 total stops
37h 02m total
London to Idaho

Search Deals

22/10-31/12
3 total stops
44h 27m 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

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Thu 22/10

09:30-22:57

3 stops44h 27m

Boise Air Term. Gowen Fld

Wed 31/12

00:00-08:00

Nonstop0h 00m

£542

Fastest return journey

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Wed 21/10

15:40-13:50

3 stops29h 10m

Boise Air Term. Gowen Fld

Wed 31/12

00:00-08:00

Nonstop0h 00m

£620

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Thu 5/11

10:25-22:20

2 stops18h 55m

Boise Air Term. Gowen Fld

Thu 12/11

13:53-15:00

2 stops18h 07m

£722

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Mon 2/11

10:25-22:20

2 stops18h 55m

Boise Air Term. Gowen Fld

Mon 16/11

13:53-15:00

2 stops18h 07m

£739

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Thu 22/10

10:20-23:59

2 stops20h 39m

Boise Air Term. Gowen Fld

Mon 23/11

14:00-19:25

2 stops22h 25m

£756

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Wed 21/10

10:20-23:59

2 stops20h 39m

Boise Air Term. Gowen Fld

Mon 23/11

14:00-19:25

2 stops22h 25m

£773

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Mon 2/11

10:25-22:20

2 stops18h 55m

Boise Air Term. Gowen Fld

Mon 9/11

10:49-19:25

2 stops25h 36m

£798

LondonIdaho Falls

LGW London Gatwick - IDA Idaho Falls Fanning Field

LGWIDA

London Gatwick

Wed 4/11

11:55-22:54

2 stops17h 59m

Idaho Falls Fanning Field

Wed 11/11

13:53-10:55

2 stops38h 02m

£805

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Mon 16/11

19:40-13:51

2 stops25h 11m

Boise Air Term. Gowen Fld

Tue 1/12

06:44-10:50

2 stops21h 06m

£830

LondonBoise

LGW London Gatwick - BOI Boise Air Term. Gowen Fld

LGWBOI

London Gatwick

Tue 20/10

10:20-23:59

2 stops20h 39m

Boise Air Term. Gowen Fld

Mon 23/11

14:00-15:00

2 stops18h 00m

£833

Flights are sorted by cheapest return flights first.

Deals found on 22/9

Showing 1-10 of 18 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-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-IDA

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

Related info for your journey

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

Alternative routes

Complete your trip

Direct flights to United States

Flights by cabin class

Other flight options

Popular flights

Top destinations

Alternative routes for Gatwick to Idaho

Heathrow to John F Kennedy Intl flights

Heathrow to Newark flights

Gatwick to John F Kennedy Intl flights

Stansted to John F Kennedy Intl flights

Heathrow to LaGuardia flights

London City to John F Kennedy Intl flights

Gatwick to Newark flights

Luton to John F Kennedy Intl flights

Heathrow to Orlando flights

Heathrow to Miami flights

London City to Newark flights

Stansted to Newark flights

Gatwick to LaGuardia flights

Luton to Newark flights

Heathrow to Los Angeles flights

Heathrow to Dallas/Fort Worth flights

Heathrow to Las Vegas flights

Gatwick to Orlando flights

Heathrow to Boston flights

Heathrow to O'Hare Intl flights

Gatwick to Miami flights

Heathrow to San Francisco flights

Stansted to Orlando flights

Heathrow to Hobby flights

Heathrow to Dulles Intl flights

Stansted to Miami flights

London City to Miami flights

Heathrow to Baltimore flights

London City to Orlando flights

Gatwick to Los Angeles flights

Heathrow to Seattle flights

Stansted to Los Angeles flights

London City to Los Angeles flights

Heathrow to Atlanta flights

Heathrow to Tampa flights

Heathrow to George Bush Intcntl flights

Luton to Miami flights

Gatwick to Dallas/Fort Worth flights

Gatwick to Las Vegas flights

Gatwick to Boston flights

Luton to Orlando flights

London City to Boston flights

Heathrow to Love Field flights

Heathrow to Sky Harbor Intl flights

Gatwick to O'Hare Intl flights

Heathrow to Austin flights

London City to San Francisco flights

Stansted to Dallas/Fort Worth flights

Gatwick to San Francisco flights

Heathrow to Reagan-National flights

Fly with Cheapflights

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.

Cheap flights from London Gatwick Airport to Idaho from £542

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/10. 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 22 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 22 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 22 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 22 September 2026.

Last-minute flights from Gatwick to IdahoDiscover last-minute flight deals from Gatwick to Idaho. Data last updated 22 September 2026 and is based on user searches.

Discover last-minute flight deals from Gatwick to Idaho. Data last updated 22 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 22 September 2026.

Search for one-way flight options from Gatwick to Idaho. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.

Find flight deals from Gatwick to Idaho

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Gatwick Airport to Idaho that are best for you.

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.

Cheapflights Insights

Related info for your journey

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

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.

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

Find flights from Gatwick to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Gatwick and Idaho flights

Browse other Gatwick and Idaho flight options. Last updated on 22 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Gatwick to Idaho flights

Consider these flights travelling from Gatwick to Idaho.

Fly with Cheapflights

How does Cheapflights help users find flights from Gatwick to Idaho?

Why should you use Cheapflights to find cheap flight tickets from Gatwick to Idaho?

Can Cheapflights find flights from Gatwick to Idaho with no change fees?

Can Cheapflights notify me if prices for flights from Gatwick to Idaho become cheaper?

100% Free

Book with Flexibility

Travel Smart

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 22 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 22 September 2026.

Last-minute flights from Gatwick to Idaho
Discover last-minute flight deals from Gatwick to Idaho. Data last updated 22 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 22 September 2026.