How long does it take to fly to London Gatwick Airport?

On average, it takes 13h 01m to fly from Idaho to London Gatwick Airport if you fly out of Boise (the most popular airport in Idaho) and into London Heathrow Airport (the most popular airport in London Gatwick Airport). If you’re flying out of Idaho Falls and into London Heathrow Airport, then the flight time is around 15h 55m.

When did momondo last update prices for flights from Idaho to London Gatwick Airport?

Prices for flights from Idaho to London Gatwick Airport refresh daily.

How old do you have to be to fly from Idaho to London Gatwick Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to London Gatwick Airport.

What documentation or ID do you need to fly to London Gatwick Airport?

The required travel and health documents for your London Gatwick Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Gatwick Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$658 Cheap Flights from Idaho to London Gatwick Airport in 2025/26

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Cheap round-trip flights

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12:00 pm - 10:55 amGEG-LGW

14h 55m2 stops

11:55 am - 7:44 pmLGW-GEG

15h 49m2 stops

$806Icelandair

Find Deal

Tue, Feb 17 - Wed, Mar 4

12:19 pm - 10:55 amBOI-LGW

15h 36m2 stops

11:55 am - 9:45 pmLGW-BOI

16h 50m2 stops

$816Icelandair

Find Deal

Tue, Dec 2 - Tue, Dec 9

4:30 pm - 2:40 pmBOI-LGW

15h 10m2 stops

3:40 pm - 10:21 pmLGW-BOI

37h 41m2 stops

$833Icelandair

Find Deal

Wed, Apr 8 - Mon, Apr 13

12:10 pm - 10:55 amGEG-LGW

14h 45m2 stops

11:55 am - 9:25 pmLGW-GEG

17h 30m2 stops

$856Icelandair

Find Deal

Wed, Feb 4 - Mon, Feb 9

4:30 pm - 2:40 pmBOI-LGW

15h 10m2 stops

3:40 pm - 10:21 pmLGW-BOI

37h 41m2 stops

$861Icelandair

Find Deal

Tue, Apr 7 - Fri, Apr 17

11:54 am - 10:55 amBOI-LGW

16h 01m2 stops

11:55 am - 10:20 pmLGW-BOI

17h 25m2 stops

$862Icelandair

Find Deal

Sun, Feb 15 - Fri, Feb 20

12:00 pm - 10:55 amGEG-LGW

15h 55m2 stops

11:55 am - 8:59 pmLGW-GEG

16h 04m2 stops

$870Icelandair

Find Deal

Tue, Mar 10 - Tue, Mar 17

11:35 am - 2:40 pmGEG-LGW

19h 05m2 stops

3:40 pm - 12:13 amLGW-GEG

16h 33m2 stops

$878Icelandair

Find Deal

Wed, Apr 15 - Wed, Apr 22

11:35 am - 10:55 amBOI-LGW

16h 20m2 stops

11:55 am - 9:05 pmLGW-BOI

16h 10m2 stops

$886Multiple Airlines

Find Deal

Tue, Jan 13 - Tue, Jan 27

7:00 am - 9:00 amBOI-LGW

19h 00m2 stops

12:30 pm - 12:37 pmLGW-BOI

31h 07m2 stops

$1,725American Airlines

Find Deal

Sat, Dec 20 - Sat, Dec 27

Icelandair flights from Idaho to London Gatwick Airport

Our best Icelandair deals on Idaho to London Gatwick Airport flight tickets

Icelandair

Feb 17

GEG12:00 pmSpokane

14h 55m

2 stops

LGW10:55 amLondon Gatwick

Mar 4

LGW11:55 amLondon Gatwick

15h 49m

2 stops

GEG7:44 pmSpokane

$806

Find similar

Icelandair

Dec 2

BOI12:19 pmBoise Air Term. Gowen Fld

15h 36m

2 stops

LGW10:55 amLondon Gatwick

Dec 9

LGW11:55 amLondon Gatwick

16h 50m

2 stops

BOI9:45 pmBoise Air Term. Gowen Fld

$816

Find similar

Icelandair

Apr 8

BOI4:30 pmBoise Air Term. Gowen Fld

15h 10m

2 stops

LGW2:40 pmLondon Gatwick

Apr 13

LGW3:40 pmLondon Gatwick

37h 41m

2 stops

BOI10:21 pmBoise Air Term. Gowen Fld

$833

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Tue 2/17

12:00 pm-10:55 am

2 stops14h 55m

London Gatwick

Wed 3/4

11:55 am-7:44 pm

2 stops15h 49m

$806

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 12/2

12:19 pm-10:55 am

2 stops15h 36m

London Gatwick

Tue 12/9

11:55 am-9:45 pm

2 stops16h 50m

$816

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Wed 4/8

4:30 pm-2:40 pm

2 stops15h 10m

London Gatwick

Mon 4/13

3:40 pm-10:21 pm

2 stops37h 41m

$833

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 2/4

12:10 pm-10:55 am

2 stops14h 45m

London Gatwick

Mon 2/9

11:55 am-9:25 pm

2 stops17h 30m

$856

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 4/7

4:30 pm-2:40 pm

2 stops15h 10m

London Gatwick

Fri 4/17

3:40 pm-10:21 pm

2 stops37h 41m

$861

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Sun 2/15

11:54 am-10:55 am

2 stops16h 01m

London Gatwick

Fri 2/20

11:55 am-10:20 pm

2 stops17h 25m

$862

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Tue 3/10

12:00 pm-10:55 am

2 stops15h 55m

London Gatwick

Tue 3/17

11:55 am-8:59 pm

2 stops16h 04m

$870

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 4/15

11:35 am-2:40 pm

2 stops19h 05m

London Gatwick

Wed 4/22

3:40 pm-12:13 am

2 stops16h 33m

$878

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 1/13

11:35 am-10:55 am

2 stops16h 20m

London Gatwick

Tue 1/27

11:55 am-9:05 pm

2 stops16h 10m

$886

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Sat 12/20

7:00 am-9:00 am

2 stops19h 00m

London Gatwick

Sat 12/27

12:30 pm-12:37 pm

2 stops31h 07m

$1,725

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Idaho to London Gatwick Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Airlines

Other information

What is the cheapest airline that flies from Idaho to London Gatwick?

Icelandair is the most popular carrier operating from Idaho to London Gatwick

Cheap Idaho to London Gatwick Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to London Gatwick Airport

Direct flights	None

There are no direct flights from Idaho to London Gatwick Airport. There are no popular flight routes from Idaho to London Gatwick Airport.

Search flight deals

When did momondo last update prices for flights from Idaho to London Gatwick Airport?
Prices for flights from Idaho to London Gatwick Airport refresh daily.
How old do you have to be to fly from Idaho to London Gatwick Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to London Gatwick Airport.
What documentation or ID do you need to fly to London Gatwick Airport?
The required travel and health documents for your London Gatwick Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Gatwick Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Gatwick

Hounslow

Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Crawley

Brentwood

Chelmsford

Wembley

Folkestone

Romford

Ilford

Cobham

Stansted

Harrow

Watford

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to London?

It is quick and easy to find Idaho to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from Idaho to London with flexible booking policies on momondo?

Yes. All flights to London from Idaho on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Idaho to London?

momondo helps you find the best flight between Idaho and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Idaho to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Idaho are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.