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Cheap flights from Idaho to London Gatwick Airport from £251

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 27/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LGW
27 May — 3 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Idaho to Gatwick

Enter your travel dates to find the best prices.

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 27 April 2026.

Tue 29/916:05
BOI
-
LGW
2 stops16h 55m
Delta
Wed 7/1010:25
LGW
-
BOI
2 stops20h 27m
Delta
Deal found 26/4£657
Tue 8/1213:15
BOI
-
LGW
2 stops19h 30m
Delta
Mon 14/1210:00
LGW
-
BOI
2 stops20h 52m
Delta
Deal found 26/4£694
Sun 25/1007:00
GEG
-
LGW
2 stops19h 00m
Delta
Mon 2/1110:00
LGW
-
GEG
2 stops16h 48m
Delta
Deal found 25/4£694
Wed 12/809:10
GEG
-
LGW
2 stops16h 15m
Delta
Tue 15/910:35
LGW
-
GEG
2 stops18h 29m
Delta
Deal found 23/4£704
Sat 19/916:05
BOI
-
LGW
2 stops16h 55m
Delta
Mon 28/910:25
LGW
-
BOI
2 stops20h 34m
Delta
Deal found 26/4£731
Tue 5/514:57
BOI
-
LGW
2 stops20h 53m
Multiple Airlines
Wed 13/510:20
LGW
-
BOI
2 stops20h 38m
Multiple Airlines
Deal found 22/4£753
Tue 13/1013:23
GEG
-
LGW
2 stops21h 27m
Multiple Airlines
Mon 19/1010:20
LGW
-
GEG
2 stops16h 31m
Multiple Airlines
Deal found 25/4£776
Tue 18/813:26
GEG
-
LGW
2 stops17h 14m
Icelandair
Tue 22/915:40
LGW
-
GEG
2 stops16h 19m
Icelandair
Deal found 26/4£777
Tue 8/920:39
GEG
-
LGW
2 stops31h 06m
Icelandair
Fri 18/915:40
LGW
-
GEG
2 stops16h 19m
Icelandair
Deal found 26/4£779
Wed 30/912:30
GEG
-
LGW
2 stops18h 10m
Icelandair
Thu 8/1015:40
LGW
-
GEG
2 stops16h 38m
Icelandair
Deal found 26/4£784
Wed 14/1015:10
BOI
-
LGW
2 stops20h 35m
Multiple Airlines
Mon 19/1010:20
LGW
-
BOI
2 stops16h 50m
Multiple Airlines
Deal found 23/4£786
Thu 30/710:35
BOI
-
LGW
2 stops15h 50m
Delta
Wed 19/810:25
LGW
-
BOI
2 stops20h 04m
Delta
Deal found 26/4£788

Find flight deals from Idaho to Gatwick

Keep the following information in mind while searching for Idaho to Gatwick flight deals. Data was last updated 27 April 2026.

Round-trip from

£657

One-way from

£251

Popular in

January

Cheapest in

October

Average price

£522
Delta
  • Delta
  • 29/9-7/10
  • 4 total stops
  • 37h 22m total
  • Idaho to London
Search Deals
Delta
  • Delta
  • 27/9
  • 2 total stops
  • 19h 00m total
  • Idaho to London
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£160 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£48 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 27 April 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

Cheapest return flight

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 29/9

16:05-16:00

2 stops16h 55m

London Gatwick

Wed 7/10

10:25-23:52

2 stops20h 27m

£657

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Sat 19/9

16:05-16:00

2 stops16h 55m

London Gatwick

Mon 28/9

10:25-23:59

2 stops20h 34m

£731

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Thu 30/7

10:35-09:25

2 stops15h 50m

London Gatwick

Wed 19/8

10:25-23:29

2 stops20h 04m

£788

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Thu 10/9

12:30-14:40

2 stops18h 10m

London Gatwick

Tue 22/9

15:40-23:59

2 stops16h 19m

£815

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Tue 15/9

16:17-14:40

2 stops39h 23m

London Gatwick

Mon 28/9

15:40-22:38

2 stops37h 58m

£830

BoiseLondon

BOI - LGW

BOILGW

Boise Air Term. Gowen Fld

Mon 10/8

16:21-14:40

2 stops39h 19m

London Gatwick

Thu 20/8

15:40-22:33

2 stops37h 53m

£849

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Tue 13/10

13:23-18:50

2 stops21h 27m

London Gatwick

Wed 21/10

10:20-18:51

2 stops16h 31m

£856

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Sat 3/10

13:23-14:40

2 stops17h 17m

London Gatwick

Tue 27/10

09:55-22:57

2 stops20h 02m

£875

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 14/10

11:44-18:45

2 stops23h 01m

London Gatwick

Tue 20/10

10:20-21:11

2 stops18h 51m

£883

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Thu 15/10

13:23-18:50

2 stops21h 27m

London Gatwick

Sun 18/10

10:20-21:11

2 stops18h 51m

£883

Flights are sorted by cheapest return flights first.

Deals found on 23/4

Showing 1-10 of 40 resultsSorted by cheapest first
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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 £657, Delta can have you in London Gatwick Airport from Idaho in 16h 55m. The distance between Idaho and London Gatwick Airport is about 4853 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    The most popular route from Idaho to London Gatwick Airport is Spokane - London Gatwick. You may also consider Boise Air Term. Gowen Fld - London Gatwick or Lewiston Nez Perce Rgnl - London Gatwick.

  • 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.

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
Wembley
Croydon
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Ipswich
Southend-on-Sea
Guildford
Bishop's Stortford
Chelmsford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Idaho to Gatwick

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Idaho to Gatwick?

Cheapflights makes it easy to find Idaho to Gatwick flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from 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.

Can Cheapflights notify me if prices for flights from Idaho to Gatwick become cheaper?

Not ready to book yet? You can track prices for flights from Idaho to Gatwick on Cheapflights with our Price Alert feature and get notified when better prices are available.

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