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Cheap flights from Idaho to London from £246

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to London departing on 17/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Idaho to London

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
09:30 - 09:25
GEG
-
LGW
15h 55m
2 stops
Delta Logo
10:25 - 21:05
LGW
-
GEG
18h 40m
2 stops
£520Delta
Tue, 21 Apr - Mon, 4 May
American Airlines Logo
06:00 - 07:30
GEG
-
LGW
17h 30m
2 stops
American Airlines Logo
11:20 - 11:44
LGW
-
GEG
31h 24m
2 stops
£612American Airlines
Wed, 4 Mar - Mon, 9 Mar
American Airlines Logo
06:00 - 09:00
GEG
-
LGW
19h 00m
2 stops
American Airlines Logo
11:20 - 11:44
LGW
-
GEG
31h 24m
2 stops
£613American Airlines
Wed, 4 Mar - Mon, 9 Mar
Icelandair Logo
14:45 - 14:40
GEG
-
LGW
15h 55m
2 stops
Icelandair Logo
13:00 - 21:03
LGW
-
GEG
16h 03m
2 stops
£651Icelandair
Tue, 28 Apr - Thu, 14 May
Multiple Airlines Logo
12:15 - 18:50
BOI
-
LGW
23h 35m
2 stops
Multiple Airlines Logo
10:20 - 23:02
LGW
-
BOI
19h 42m
2 stops
£651Multiple Airlines
Wed, 22 Apr - Sun, 26 Apr
Icelandair Logo
12:40 - 14:40
GEG
-
LGW
18h 00m
2 stops
Icelandair Logo
13:00 - 21:03
LGW
-
GEG
16h 03m
2 stops
£657Icelandair
Tue, 5 May - Thu, 14 May
Multiple Airlines Logo
19:06 - 10:55
GEG
-
LGW
31h 49m
2 stops
Multiple Airlines Logo
11:55 - 23:59
LGW
-
GEG
20h 04m
2 stops
£659Multiple Airlines
Sun, 1 Mar - Fri, 6 Mar
Multiple Airlines Logo
20:29 - 10:55
GEG
-
LGW
30h 26m
2 stops
Multiple Airlines Logo
11:55 - 23:59
LGW
-
GEG
20h 04m
2 stops
£660Multiple Airlines
Sun, 1 Mar - Fri, 6 Mar
Icelandair Logo
15:24 - 14:40
GEG
-
LGW
39h 16m
2 stops
Icelandair Logo
15:40 - 23:55
LGW
-
GEG
16h 15m
2 stops
£666Icelandair
Wed, 22 Apr - Tue, 5 May
Icelandair Logo
15:12 - 14:40
GEG
-
LGW
15h 28m
2 stops
Icelandair Logo
13:00 - 21:03
LGW
-
GEG
16h 03m
2 stops
£673Icelandair
Sun, 26 Apr - Thu, 14 May

Icelandair flights from Idaho to London Gatwick Airport

Our best Icelandair deals on Idaho to London Gatwick Airport flight tickets
Icelandair
28 Apr
GEG14:45Spokane
15h 55m
2 stops
LGW14:40London Gatwick
14 May
LGW13:00London Gatwick
16h 03m
2 stops
GEG21:03Spokane
£651
Icelandair
5 May
GEG12:40Spokane
18h 00m
2 stops
LGW14:40London Gatwick
14 May
LGW13:00London Gatwick
16h 03m
2 stops
GEG21:03Spokane
£657
Icelandair
22 Apr
GEG15:24Spokane
39h 16m
2 stops
LGW14:40London Gatwick
5 May
LGW15:40London Gatwick
16h 15m
2 stops
GEG23:55Spokane
£666

Delta flights from Idaho to London Gatwick Airport

Our best Delta deals on Idaho to London Gatwick Airport flight tickets
Delta
21 Apr
GEG09:30Spokane
15h 55m
2 stops
LGW09:25London Gatwick
4 May
LGW10:25London Gatwick
18h 40m
2 stops
GEG21:05Spokane
£520
Delta
6 Jul
BOI14:45Boise Air Term. Gowen Fld
18h 00m
2 stops
LGW15:45London Gatwick
16 Jul
LGW10:25London Gatwick
20h 34m
2 stops
BOI23:59Boise Air Term. Gowen Fld
£726
Delta
29 Apr
LWS12:13Lewiston Nez Perce Rgnl
19h 47m
2 stops
LGW16:00London Gatwick
6 May
LGW10:25London Gatwick
21h 43m
2 stops
LWS00:08Lewiston Nez Perce Rgnl
£879

momondo Fare Finder

 
Customise your flight search to find flights from Idaho to London Gatwick Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 10 February 2026.
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 21/4

09:30-09:25

2 stops15h 55m

London Gatwick

Mon 4/5

10:25-21:05

2 stops18h 40m

£520

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 4/3

06:00-07:30

2 stops17h 30m

London Gatwick

Mon 9/3

11:20-11:44

2 stops31h 24m

£612

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 4/3

06:00-09:00

2 stops19h 00m

London Gatwick

Mon 9/3

11:20-11:44

2 stops31h 24m

£613

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Tue 28/4

14:45-14:40

2 stops15h 55m

London Gatwick

Thu 14/5

13:00-21:03

2 stops16h 03m

£651

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Wed 22/4

12:15-18:50

2 stops23h 35m

London Gatwick

Sun 26/4

10:20-23:02

2 stops19h 42m

£651

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Tue 5/5

12:40-14:40

2 stops18h 00m

London Gatwick

Thu 14/5

13:00-21:03

2 stops16h 03m

£657

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Sun 1/3

19:06-10:55

2 stops31h 49m

London Gatwick

Fri 6/3

11:55-23:59

2 stops20h 04m

£659

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Sun 1/3

20:29-10:55

2 stops30h 26m

London Gatwick

Fri 6/3

11:55-23:59

2 stops20h 04m

£660

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 22/4

15:24-14:40

2 stops39h 16m

London Gatwick

Tue 5/5

15:40-23:55

2 stops16h 15m

£666

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Sun 26/4

15:12-14:40

2 stops15h 28m

London Gatwick

Thu 14/5

13:00-21:03

2 stops16h 03m

£673

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

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

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

Delta 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 55m

Direct flights

None
The fastest flight from Idaho to London Gatwick Airport takes 14h 55m
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.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Slough
Maidstone
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Chelmsford
Hayes
Wembley
Dover
Folkestone
Colchester
Bedford
Worthing
Ramsgate

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.

An easier way to manage your London Gatwick Airport trip

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