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

On average, it takes 12h to fly from Idaho to London Gatwick Airport if you fly out of Idaho Falls (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 Boise and into London Heathrow Airport, then the flight time is around 12h.

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.

$367 Cheap Flights from Idaho to London Gatwick Airport in 2025/26

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One-way

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Cheap round-trip flights

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5:51 am - 9:00 am

GEG

LGW

19h 09m2 stops

12:30 pm - 4:54 pm

LGW

GEG

35h 24m2 stops

$620American Airlines

Wed, Mar 4 - Mon, Mar 9

12:10 pm - 10:55 am

GEG

LGW

14h 45m2 stops

11:55 am - 9:25 pm

LGW

GEG

17h 30m2 stops

$808Icelandair

Tue, Feb 3 - Tue, Feb 10

4:15 pm - 2:40 pm

BOI

LGW

15h 25m2 stops

1:00 pm - 11:02 pm

LGW

BOI

17h 02m2 stops

$834Icelandair

Wed, Apr 15 - Tue, Apr 28

11:35 am - 10:55 am

BOI

LGW

16h 20m2 stops

11:55 am - 9:05 pm

LGW

BOI

16h 10m2 stops

$841Icelandair

Wed, Jan 14 - Wed, Jan 21

12:10 pm - 10:55 am

GEG

LGW

14h 45m2 stops

11:55 am - 9:25 pm

LGW

GEG

17h 30m2 stops

$858Icelandair

Wed, Jan 14 - Sun, Jan 18

5:40 am - 10:55 am

GEG

LGW

21h 15m2 stops

11:55 am - 11:01 pm

LGW

GEG

19h 06m2 stops

$859Multiple Airlines

Sun, Mar 1 - Fri, Mar 6

2:45 pm - 2:40 pm

GEG

LGW

15h 55m2 stops

3:40 pm - 11:55 pm

LGW

GEG

16h 15m2 stops

$860Icelandair

Wed, Apr 29 - Wed, May 6

5:51 am - 7:00 pm

GEG

LGW

29h 09m2 stops

7:40 pm - 5:53 pm

LGW

GEG

30h 13m2 stops

$864Iberia

Tue, Feb 17 - Fri, Feb 27

12:00 pm - 10:55 am

GEG

LGW

14h 55m2 stops

11:55 am - 10:51 pm

LGW

GEG

17h 56m2 stops

$866Icelandair

Wed, Feb 25 - Wed, Mar 11

5:51 am - 10:50 am

GEG

LGW

20h 59m2 stops

7:40 pm - 9:13 pm

LGW

GEG

33h 33m2 stops

$871Iberia

Tue, Feb 17 - Wed, Mar 4

Icelandair flights from Idaho to London Gatwick Airport

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

Icelandair

Feb 3

GEG12:10 pmSpokane

14h 45m

2 stops

LGW10:55 amLondon Gatwick

Feb 10

LGW11:55 amLondon Gatwick

17h 30m

2 stops

GEG9:25 pmSpokane

$808

Find similar

Icelandair

Jan 14

BOI11:35 amBoise Air Term. Gowen Fld

16h 20m

2 stops

LGW10:55 amLondon Gatwick

Jan 21

LGW11:55 amLondon Gatwick

16h 10m

2 stops

BOI9:05 pmBoise Air Term. Gowen Fld

$841

Find similar

Icelandair

Jan 14

GEG12:10 pmSpokane

14h 45m

2 stops

LGW10:55 amLondon Gatwick

Jan 18

LGW11:55 amLondon Gatwick

17h 30m

2 stops

GEG9:25 pmSpokane

$858

Find similar

Iberia flights from Idaho to London Gatwick Airport

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

Iberia

Feb 17

GEG5:51 amSpokane

29h 09m

2 stops

LGW7:00 pmLondon Gatwick

Feb 27

LGW7:40 pmLondon Gatwick

30h 13m

2 stops

GEG5:53 pmSpokane

$864

Find similar

Iberia

Feb 17

GEG5:51 amSpokane

20h 59m

2 stops

LGW10:50 amLondon Gatwick

Mar 4

LGW7:40 pmLondon Gatwick

33h 33m

2 stops

GEG9:13 pmSpokane

$871

Find similar

Iberia

Jan 25

BOI7:16 amBoise Air Term. Gowen Fld

20h 34m

2 stops

LGW10:50 amLondon Gatwick

Feb 4

LGW7:40 pmLondon Gatwick

24h 28m

2 stops

BOI1:08 pmBoise Air Term. Gowen Fld

$877

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

Wed 3/4

5:51 am-9:00 am

2 stops19h 09m

London Gatwick

Mon 3/9

12:30 pm-4:54 pm

2 stops35h 24m

$620

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Tue 2/3

12:10 pm-10:55 am

2 stops14h 45m

London Gatwick

Tue 2/10

11:55 am-9:25 pm

2 stops17h 30m

$808

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Wed 4/15

4:15 pm-2:40 pm

2 stops15h 25m

London Gatwick

Tue 4/28

1:00 pm-11:02 pm

2 stops17h 02m

$834

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Wed 1/14

11:35 am-10:55 am

2 stops16h 20m

London Gatwick

Wed 1/21

11:55 am-9:05 pm

2 stops16h 10m

$841

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 1/14

12:10 pm-10:55 am

2 stops14h 45m

London Gatwick

Sun 1/18

11:55 am-9:25 pm

2 stops17h 30m

$858

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Sun 3/1

5:40 am-10:55 am

2 stops21h 15m

London Gatwick

Fri 3/6

11:55 am-11:01 pm

2 stops19h 06m

$859

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 4/29

2:45 pm-2:40 pm

2 stops15h 55m

London Gatwick

Wed 5/6

3:40 pm-11:55 pm

2 stops16h 15m

$860

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Tue 2/17

5:51 am-7:00 pm

2 stops29h 09m

London Gatwick

Fri 2/27

7:40 pm-5:53 pm

2 stops30h 13m

$864

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 2/25

12:00 pm-10:55 am

2 stops14h 55m

London Gatwick

Wed 3/11

11:55 am-10:51 pm

2 stops17h 56m

$866

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Tue 2/17

5:51 am-10:50 am

2 stops20h 59m

London Gatwick

Wed 3/4

7:40 pm-9:13 pm

2 stops33h 33m

$871

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 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?

American Airlines 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

Fastest flight time	14h 45m
Direct flights	None

The fastest flight from Idaho to London Gatwick Airport takes 14h 45m

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

Wembley

Watford

Ilford

Cobham

Folkestone

Romford

Richmond

Uxbridge

Stansted

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.