Cheap flights from Idaho to London Gatwick Airport from £217

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LGW
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Idaho to Gatwick

Keep the following information in mind while searching for Idaho to Gatwick flight deals. Data was last updated 17 September 2025.

Round-trip from

£577

One-way from

£217

Popular in

June

Cheapest in

October

Average price

£584
18/10-30/10
  • 18/10-30/10
  • 3 total stops
  • 66h 29m total
  • Idaho to London
24/10
  • 24/10
  • 1 total stop
  • 19h 55m total
  • Idaho to London
Highest demand for flights based on searches. 23% potential increase in price (£149 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (£27 potential savings vs. average return price).
Average for round-trip flights in September 2025

Find flight deals from Idaho to Gatwick

Cheapest flights from Idaho to Gatwick
Explore the most affordable flight options available from Idaho to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Thu 23/1006:34GEG - LGW
2 stops18h 46mAmerican Airlines
Wed 12/1112:30LGW - GEG
2 stops32h 02mAmerican Airlines
Deal found 14/9£540
Thu 23/1013:52GEG - LGW
1 stop37h 03mMultiple Airlines
Wed 12/1113:00LGW - GEG
2 stops19h 22mMultiple Airlines
Deal found 14/9£573
Sat 18/1013:52GEG - LGW
1 stop37h 03mMultiple Airlines
Thu 30/1014:00LGW - GEG
2 stops29h 26mMultiple Airlines
Deal found 16/9£577
Wed 1/1012:39GEG - LGW
2 stops18h 01mIcelandair
Tue 7/1015:40LGW - GEG
2 stops16h 47mIcelandair
Deal found 15/9£623
Tue 30/920:27BOI - LGW
1 stop31h 28mMultiple Airlines
Mon 6/1014:00LGW - BOI
2 stops31h 36mMultiple Airlines
Deal found 16/9£663
Wed 15/1012:34GEG - LGW
2 stops18h 06mIcelandair
Wed 29/1011:55LGW - GEG
2 stops18h 20mIcelandair
Deal found 14/9£686
Thu 13/1105:52GEG - LGW
2 stops19h 08mAmerican Airlines
Wed 19/1112:30LGW - GEG
2 stops40h 25mAmerican Airlines
Deal found 13/9£689
Fri 3/1020:51GEG - LGW
2 stops33h 44mMultiple Airlines
Tue 14/1015:40LGW - GEG
2 stops40h 47mMultiple Airlines
Deal found 16/9£690
Tue 14/1013:35BOI - LGW
2 stops18h 05mIcelandair
Tue 21/1015:40LGW - BOI
2 stops38h 25mIcelandair
Deal found 14/9£699
Wed 1/1008:10BOI - LGW
1 stop19h 45mMultiple Airlines
Tue 7/1014:00LGW - BOI
2 stops40h 57mMultiple Airlines
Deal found 16/9£700
Thu 13/1105:52GEG - LGW
2 stops17h 38mAmerican Airlines
Tue 18/1111:20LGW - GEG
2 stops37h 22mAmerican Airlines
Deal found 13/9£700
Sat 18/1008:30GEG - LGW
2 stops22h 05mIcelandair
Thu 30/1011:55LGW - GEG
2 stops16h 19mIcelandair
Deal found 16/9£702

Cheapflights Fare Finder

 
Customise your flight search to find flights from Idaho to Gatwick 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, Cheapflights users made 858,174 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Idaho to London Gatwick Airport that are best for you.

Fly from

Idaho

Fly to

Gatwick

Route

Depart

Return

Price

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 30/9

20:27-10:55

1 stop31h 28m

London Gatwick

Mon 6/10

14:00-14:36

2 stops31h 36m

£663

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 15/10

12:34-14:40

2 stops18h 06m

London Gatwick

Wed 29/10

11:55-23:15

2 stops18h 20m

£686

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Fri 3/10

20:51-14:35

2 stops33h 44m

London Gatwick

Tue 14/10

15:40-00:27

2 stops40h 47m

£690

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Tue 14/10

11:45-14:40

2 stops18h 55m

London Gatwick

Tue 21/10

15:40-00:27

2 stops40h 47m

£693

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 14/10

13:35-14:40

2 stops18h 05m

London Gatwick

Tue 21/10

15:40-23:05

2 stops38h 25m

£699

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Wed 1/10

08:10-10:55

1 stop19h 45m

London Gatwick

Tue 7/10

14:00-23:57

2 stops40h 57m

£700

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Sat 18/10

08:30-14:35

2 stops22h 05m

London Gatwick

Thu 30/10

11:55-21:14

2 stops16h 19m

£702

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Mon 8/12

11:45-10:55

2 stops15h 10m

London Gatwick

Fri 12/12

11:55-20:05

2 stops16h 10m

£709

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 14/10

20:26-10:55

1 stop31h 29m

London Gatwick

Tue 21/10

13:05-14:36

2 stops32h 31m

£717

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 12/11

11:42-10:55

2 stops15h 13m

London Gatwick

Wed 3/12

11:55-21:28

2 stops17h 33m

£722

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 28 results
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Best time to book a flight from Idaho to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Idaho with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho to London Gatwick Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Gatwick. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Idaho to London Gatwick Airport?

    For as low as £686, Icelandair can have you in London Gatwick Airport from Idaho in 18h 06m. The distance between Idaho and London Gatwick Airport is about 4667 mi.

  • What are the most popular routes from Idaho to London Gatwick Airport?

  • Can I find deals for flights from Idaho to Gatwick that include hotel bookings?

    Yes. In addition to deals on Idaho to Gatwick flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Idaho to Gatwick?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Gatwick.

  • Can I find deals for business class flights from Idaho to Gatwick?

    Yes. Cheapflights offers flight deals from Idaho to Gatwick by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho to London Gatwick Airport?

    Currently, April is the cheapest month in which you can book a flight from Idaho to London Gatwick Airport (average of £102). Flying from Idaho to London Gatwick Airport in July is currently the most expensive (average of £142). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Hounslow
Slough
Gatwick
Luton
Deal
Wembley
Ilford
Crawley
Hayes
Watford
Winchester
Chichester
Ipswich
Dartford
Guildford
Brentford
Bishop's Stortford
Romford

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Alternative routes for Idaho to Gatwick

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Can Cheapflights find flights from Idaho to Gatwick with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Idaho to Gatwick, users can toggle the no change fees filter when performing a flight search.

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