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 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.

£242 Cheap Flights from Idaho to London Gatwick Airport in 2025/26

1 adult

0 bags

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Idaho to London

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

12:00 - 10:55GEG-LGW

14h 55m2 stops

11:55 - 19:44LGW-GEG

15h 49m2 stops

£618Icelandair

Find Deal

Tue, 17 Feb - Wed, 4 Mar

12:19 - 10:55BOI-LGW

15h 36m2 stops

11:55 - 21:45LGW-BOI

16h 50m2 stops

£626Icelandair

Find Deal

Tue, 2 Dec - Tue, 9 Dec

16:30 - 14:40BOI-LGW

15h 10m2 stops

15:40 - 22:21LGW-BOI

37h 41m2 stops

£639Icelandair

Find Deal

Wed, 8 Apr - Mon, 13 Apr

12:10 - 10:55GEG-LGW

14h 45m2 stops

11:55 - 21:25LGW-GEG

17h 30m2 stops

£657Icelandair

Find Deal

Wed, 4 Feb - Mon, 9 Feb

16:30 - 14:40BOI-LGW

15h 10m2 stops

15:40 - 22:21LGW-BOI

37h 41m2 stops

£661Icelandair

Find Deal

Tue, 7 Apr - Fri, 17 Apr

11:54 - 10:55BOI-LGW

16h 01m2 stops

11:55 - 22:20LGW-BOI

17h 25m2 stops

£661Icelandair

Find Deal

Sun, 15 Feb - Fri, 20 Feb

11:35 - 10:55BOI-LGW

16h 20m2 stops

11:55 - 21:05LGW-BOI

16h 10m2 stops

£664Icelandair

Find Deal

Sun, 1 Feb - Sun, 8 Feb

12:00 - 10:55GEG-LGW

15h 55m2 stops

11:55 - 20:59LGW-GEG

16h 04m2 stops

£667Icelandair

Find Deal

Tue, 10 Mar - Tue, 17 Mar

11:35 - 10:55BOI-LGW

16h 20m2 stops

11:55 - 21:05LGW-BOI

16h 10m2 stops

£680Multiple Airlines

Find Deal

Tue, 13 Jan - Tue, 27 Jan

07:00 - 09:00BOI-LGW

19h 00m2 stops

12:30 - 12:37LGW-BOI

31h 07m2 stops

£1,323American Airlines

Find Deal

Sat, 20 Dec - Sat, 27 Dec

Icelandair flights from Idaho to London Gatwick Airport

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

Icelandair

17 Feb

GEG12:00Spokane

14h 55m

2 stops

LGW10:55London Gatwick

4 Mar

LGW11:55London Gatwick

15h 49m

2 stops

GEG19:44Spokane

£618

Find similar

Icelandair

2 Dec

BOI12:19Boise Air Term. Gowen Fld

15h 36m

2 stops

LGW10:55London Gatwick

9 Dec

LGW11:55London Gatwick

16h 50m

2 stops

BOI21:45Boise Air Term. Gowen Fld

£626

Find similar

Icelandair

8 Apr

BOI16:30Boise Air Term. Gowen Fld

15h 10m

2 stops

LGW14:40London Gatwick

13 Apr

LGW15:40London Gatwick

37h 41m

2 stops

BOI22:21Boise Air Term. Gowen Fld

£639

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 17/2

12:00-10:55

2 stops14h 55m

London Gatwick

Wed 4/3

11:55-19:44

2 stops15h 49m

£618

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 2/12

12:19-10:55

2 stops15h 36m

London Gatwick

Tue 9/12

11:55-21:45

2 stops16h 50m

£626

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Wed 8/4

16:30-14:40

2 stops15h 10m

London Gatwick

Mon 13/4

15:40-22:21

2 stops37h 41m

£639

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 4/2

12:10-10:55

2 stops14h 45m

London Gatwick

Mon 9/2

11:55-21:25

2 stops17h 30m

£657

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 7/4

16:30-14:40

2 stops15h 10m

London Gatwick

Fri 17/4

15:40-22:21

2 stops37h 41m

£661

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Sun 15/2

11:54-10:55

2 stops16h 01m

London Gatwick

Fri 20/2

11:55-22:20

2 stops17h 25m

£661

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Sun 1/2

11:35-10:55

2 stops16h 20m

London Gatwick

Sun 8/2

11:55-21:05

2 stops16h 10m

£664

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Tue 10/3

12:00-10:55

2 stops15h 55m

London Gatwick

Tue 17/3

11:55-20:59

2 stops16h 04m

£667

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 13/1

11:35-10:55

2 stops16h 20m

London Gatwick

Tue 27/1

11:55-21:05

2 stops16h 10m

£680

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Sat 20/12

07:00-09:00

2 stops19h 00m

London Gatwick

Sat 27/12

12:30-12:37

2 stops31h 07m

£1,323

Flights are sorted by cheapest return 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 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

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Canterbury

Southend-on-Sea

Ipswich

Ilford

Guildford

Dover

Colchester

Chelmsford

Hayes

Worthing

Ramsgate

Dartford

Bedford

Winchester

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.