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

On average, it takes 11h 43m 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 20m.

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

Prices for flights from Idaho to London Gatwick Airport are updated daily.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 travel and health documents required for your trip to London Gatwick Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Gatwick Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£254 Cheap Flights from Idaho to London Gatwick Airport in 2026

Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from Idaho to London

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:28 - 16:00

BOI

LGW

17h 32m

2 stops

10:25 - 22:08

LGW

BOI

18h 43m

2 stops

£683Delta

Tue, 29 Sep - Wed, 7 Oct

06:45 - 09:20

GEG

LGW

18h 35m

2 stops

10:00 - 23:59

LGW

GEG

20h 59m

2 stops

£700Delta

Sat, 3 Oct - Tue, 27 Oct

06:45 - 09:20

GEG

LGW

18h 35m

2 stops

10:00 - 23:59

LGW

GEG

20h 59m

2 stops

£701Delta

Sat, 3 Oct - Tue, 27 Oct

06:45 - 09:20

GEG

LGW

18h 35m

2 stops

10:00 - 23:59

LGW

GEG

20h 59m

2 stops

£721Delta

Sat, 3 Oct - Tue, 27 Oct

10:35 - 09:40

BOI

LGW

16h 05m

2 stops

10:25 - 22:30

LGW

BOI

19h 05m

2 stops

£731Delta

Mon, 10 Aug - Thu, 20 Aug

16:20 - 16:00

GEG

LGW

15h 40m

2 stops

10:35 - 22:56

LGW

GEG

20h 21m

2 stops

£731Delta

Wed, 12 Aug - Tue, 15 Sep

05:40 - 10:40

GEG

LGW

21h 00m

2 stops

14:00 - 11:54

LGW

GEG

29h 54m

2 stops

£739American Airlines

Tue, 11 Aug - Mon, 31 Aug

10:14 - 18:50

BOI

LGW

25h 36m

2 stops

10:20 - 23:58

LGW

BOI

20h 38m

2 stops

£739Multiple Airlines

Fri, 2 Oct - Fri, 16 Oct

11:09 - 09:40

GEG

LGW

14h 31m

2 stops

17:00 - 16:09

LGW

GEG

31h 09m

2 stops

£741Air France

Mon, 10 Aug - Mon, 31 Aug

13:15 - 18:50

BOI

LGW

22h 35m

2 stops

10:20 - 20:25

LGW

BOI

17h 05m

2 stops

£757Multiple Airlines

Tue, 15 Sep - Mon, 28 Sep

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Air France flights from Idaho to London Gatwick Airport

Our best Air France deals on Idaho to London Gatwick Airport flight tickets

Air France

10 Aug

GEG11:09Spokane

14h 31m

2 stops

LGW09:40London Gatwick

31 Aug

LGW17:00London Gatwick

31h 09m

2 stops

GEG16:09Spokane

£741

Air France

16 Aug

BOI10:35Boise Air Term. Gowen Fld

15h 50m

2 stops

LGW09:25London Gatwick

23 Aug

LGW10:25London Gatwick

18h 32m

2 stops

BOI21:57Boise Air Term. Gowen Fld

£763

Air France

10 Aug

GEG11:09Spokane

20h 51m

2 stops

LGW16:00London Gatwick

30 Aug

LGW10:25London Gatwick

20h 44m

2 stops

GEG23:09Spokane

£769

Icelandair flights from Idaho to London Gatwick Airport

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

Icelandair

3 Oct

GEG12:44Spokane

17h 56m

2 stops

LGW14:40London Gatwick

8 Oct

LGW15:40London Gatwick

16h 14m

2 stops

GEG23:54Spokane

£918

Icelandair

3 Oct

GEG12:44Spokane

17h 56m

2 stops

LGW14:40London Gatwick

7 Oct

LGW15:40London Gatwick

40h 14m

2 stops

GEG23:54Spokane

£920

Icelandair

3 Oct

GEG16:38Spokane

14h 02m

2 stops

LGW14:40London Gatwick

10 Oct

LGW15:40London Gatwick

40h 14m

2 stops

GEG23:54Spokane

£957

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

Cheapest return flight

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 29/9

15:28-16:00

2 stops17h 32m

London Gatwick

Wed 7/10

10:25-22:08

2 stops18h 43m

£683

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Sat 3/10

06:45-09:20

2 stops18h 35m

London Gatwick

Tue 27/10

10:00-23:59

2 stops20h 59m

£700

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Sat 3/10

06:45-09:20

2 stops18h 35m

London Gatwick

Tue 27/10

10:00-23:59

2 stops20h 59m

£701

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Sat 3/10

06:45-09:20

2 stops18h 35m

London Gatwick

Tue 27/10

10:00-23:59

2 stops20h 59m

£721

Fastest return journey

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Mon 10/8

10:35-09:40

2 stops16h 05m

London Gatwick

Thu 20/8

10:25-22:30

2 stops19h 05m

£731

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 12/8

16:20-16:00

2 stops15h 40m

London Gatwick

Tue 15/9

10:35-22:56

2 stops20h 21m

£731

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Tue 11/8

05:40-10:40

2 stops21h 00m

London Gatwick

Mon 31/8

14:00-11:54

2 stops29h 54m

£739

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Fri 2/10

10:14-18:50

2 stops25h 36m

London Gatwick

Fri 16/10

10:20-23:58

2 stops20h 38m

£739

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Mon 10/8

11:09-09:40

2 stops14h 31m

London Gatwick

Mon 31/8

17:00-16:09

2 stops31h 09m

£741

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 15/9

13:15-18:50

2 stops22h 35m

London Gatwick

Mon 28/9

10:20-20:25

2 stops17h 05m

£757

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 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?

Delta and Virgin Atlantic are the most popular carriers 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	15h 40m
Direct flights	None

The fastest flight from Idaho to London Gatwick Airport takes 15h 40m

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

Frequently asked questions about flying from Idaho to London Gatwick Airport

When did momondo last update prices for flights from Idaho to London Gatwick Airport?
Prices for flights from Idaho to London Gatwick Airport are updated daily.
How old do you have to be to fly from Idaho to London Gatwick Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 travel and health documents required for your trip to London Gatwick Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Gatwick Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Eastbourne

Wembley

Gatwick

Milton Keynes

Luton

Southend-on-Sea

Slough

Maidstone

Ipswich

Ilford

Folkestone

Canterbury

Guildford

Hayes

Hastings

Chichester

Bedford

Colchester

Harlow

Chelmsford

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Idaho to London for you.

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

momondo does allow users to show only those flights to London from Idaho which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Idaho to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to London from Idaho. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.