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

On average, it takes 12h 05m 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 07m.

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.

£317 Cheap Flights from Idaho to London Gatwick Airport in 2026

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

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

06:20 - 10:55

GEG

LGW

20h 35m

1 stop

10:05 - 22:25

LGW

GEG

20h 20m

1 stop

£685Multiple Airlines

Fri, 14 Aug - Sat, 29 Aug

13:23 - 14:40

GEG

LGW

17h 17m

2 stops

15:40 - 00:18

LGW

GEG

16h 38m

2 stops

£700Icelandair

Tue, 1 Sep - Fri, 11 Sep

19:45 - 14:40

GEG

LGW

34h 55m

2 stops

15:40 - 23:59

LGW

GEG

16h 19m

2 stops

£700Icelandair

Wed, 12 Aug - Tue, 15 Sep

14:22 - 14:40

BOI

LGW

17h 18m

2 stops

13:00 - 23:02

LGW

BOI

17h 02m

2 stops

£701Icelandair

Tue, 21 Apr - Tue, 28 Apr

14:57 - 14:40

BOI

LGW

16h 43m

2 stops

13:00 - 23:02

LGW

BOI

17h 02m

2 stops

£711Icelandair

Tue, 28 Apr - Tue, 5 May

15:05 - 16:00

GEG

LGW

16h 55m

2 stops

10:35 - 22:48

LGW

GEG

20h 13m

2 stops

£715Delta

Wed, 12 Aug - Tue, 15 Sep

19:45 - 14:40

GEG

LGW

34h 55m

2 stops

15:40 - 23:59

LGW

GEG

16h 19m

2 stops

£728Icelandair

Wed, 12 Aug - Tue, 15 Sep

08:03 - 10:55

BOI

LGW

19h 52m

1 stop

10:20 - 22:55

LGW

BOI

19h 35m

1 stop

£733Multiple Airlines

Mon, 10 Aug - Fri, 21 Aug

06:00 - 08:40

BOI

LGW

19h 40m

2 stops

14:30 - 13:03

LGW

BOI

29h 33m

2 stops

£740American Airlines

Wed, 6 May - Sun, 17 May

15:30 - 16:00

GEG

LGW

16h 30m

2 stops

10:35 - 21:13

LGW

GEG

18h 38m

2 stops

£752Delta

Tue, 5 May - Tue, 19 May

Delta flights from Idaho to London Gatwick Airport

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

Delta

12 Aug

GEG15:05Spokane

16h 55m

2 stops

LGW16:00London Gatwick

15 Sept

LGW10:35London Gatwick

20h 13m

2 stops

GEG22:48Spokane

£715

Delta

5 May

GEG15:30Spokane

16h 30m

2 stops

LGW16:00London Gatwick

19 May

LGW10:35London Gatwick

18h 38m

2 stops

GEG21:13Spokane

£752

Delta

13 May

BOI15:14Boise Air Term. Gowen Fld

17h 46m

2 stops

LGW16:00London Gatwick

20 May

LGW10:25London Gatwick

18h 48m

2 stops

BOI22:13Boise Air Term. Gowen Fld

£765

Icelandair flights from Idaho to London Gatwick Airport

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

Icelandair

1 Sept

GEG13:23Spokane

17h 17m

2 stops

LGW14:40London Gatwick

11 Sept

LGW15:40London Gatwick

16h 38m

2 stops

GEG00:18Spokane

£700

Icelandair

12 Aug

GEG19:45Spokane

34h 55m

2 stops

LGW14:40London Gatwick

15 Sept

LGW15:40London Gatwick

16h 19m

2 stops

GEG23:59Spokane

£700

Icelandair

21 Apr

BOI14:22Boise Air Term. Gowen Fld

17h 18m

2 stops

LGW14:40London Gatwick

28 Apr

LGW13:00London Gatwick

17h 02m

2 stops

BOI23:02Boise Air Term. Gowen Fld

£701

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

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Fri 14/8

06:20-10:55

1 stop20h 35m

London Gatwick

Sat 29/8

10:05-22:25

1 stop20h 20m

£685

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Tue 1/9

13:23-14:40

2 stops17h 17m

London Gatwick

Fri 11/9

15:40-00:18

2 stops16h 38m

£700

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 12/8

19:45-14:40

2 stops34h 55m

London Gatwick

Tue 15/9

15:40-23:59

2 stops16h 19m

£700

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 21/4

14:22-14:40

2 stops17h 18m

London Gatwick

Tue 28/4

13:00-23:02

2 stops17h 02m

£701

Fastest return journey

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 28/4

14:57-14:40

2 stops16h 43m

London Gatwick

Tue 5/5

13:00-23:02

2 stops17h 02m

£711

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 12/8

15:05-16:00

2 stops16h 55m

London Gatwick

Tue 15/9

10:35-22:48

2 stops20h 13m

£715

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 12/8

19:45-14:40

2 stops34h 55m

London Gatwick

Tue 15/9

15:40-23:59

2 stops16h 19m

£728

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Mon 10/8

08:03-10:55

1 stop19h 52m

London Gatwick

Fri 21/8

10:20-22:55

1 stop19h 35m

£733

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Wed 6/5

06:00-08:40

2 stops19h 40m

London Gatwick

Sun 17/5

14:30-13:03

2 stops29h 33m

£740

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Tue 5/5

15:30-16:00

2 stops16h 30m

London Gatwick

Tue 19/5

10:35-21:13

2 stops18h 38m

£752

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, Icelandair, and WestJet 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 06m
Direct flights	None

The fastest flight from Idaho to London Gatwick Airport takes 15h 06m

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

Southend-on-Sea

Ipswich

Wembley

Canterbury

Ilford

Guildford

Hayes

Chelmsford

Dover

Folkestone

Ramsgate

Chichester

Bedford

Worthing

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.