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$378+ Cheap flights from Gatwick (LGW) to Idaho

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — BOI
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Gatwick to Idaho

Keep the following information in mind while searching for Gatwick to Idaho flight deals. Data was last updated August 14, 2025.

Round-trip from

$882
(The Travel House)

One-way from

$378
(Kiwi.com)

Popular in

July

Cheapest in

November

Average price

$1,175
From London Gatwick to Idaho
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One-way flight from London Gatwick to Idaho
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Highest demand for flights based on searches. 14% potential increase in price ($158 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Gatwick to Idaho

Cheapest flights from Gatwick to Idaho
Explore the most affordable flight options available from Gatwick to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This The Travel House deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/301:00 pmLGW - BOI
2 stops40h 40mIcelandair
Sat 9/134:34 pmBOI - LGW
2 stops15h 06mIcelandair
Deal found 8/14$882
This The Travel House deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:55 amLGW - BOI
2 stops17h 25mIcelandair
Mon 12/159:50 amBOI - LGW
2 stops18h 05mIcelandair
Deal found 8/13$886
This oojo deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:55 amLGW - BOI
2 stops17h 25mIcelandair
Tue 12/169:50 amBOI - LGW
2 stops18h 05mIcelandair
Deal found 8/14$887
This Justfly.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:55 amLGW - BOI
2 stops19h 00mMultiple Airlines
Mon 12/158:30 pmBOI - LGW
2 stops31h 25mMultiple Airlines
Deal found 8/13$900
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2810:55 amLGW - BOI
1 stop18h 59mMultiple Airlines
Sun 10/56:30 amBOI - LGW
2 stops21h 25mMultiple Airlines
Deal found 8/14$911
This Icelandair deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:55 amLGW - BOI
2 stops17h 25mMultiple Airlines
Tue 12/169:50 amBOI - LGW
2 stops18h 05mMultiple Airlines
Deal found 8/14$929
This The Travel House deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/63:40 pmLGW - BOI
2 stops38h 25mIcelandair
Mon 10/134:25 pmBOI - LGW
2 stops39h 15mIcelandair
Deal found 8/13$945
This Justfly.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1611:55 amLGW - GEG
2 stops20h 19mMultiple Airlines
Tue 12/3011:41 amGEG - LGW
2 stops15h 14mMultiple Airlines
Deal found 8/12$1,111
This Justfly.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1611:55 amLGW - GEG
2 stops17h 04mMultiple Airlines
Mon 12/297:42 pmGEG - LGW
2 stops31h 13mMultiple Airlines
Deal found 8/12$1,124
This Justfly.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1611:55 amLGW - GEG
2 stops17h 04mMultiple Airlines
Sun 12/2810:38 amGEG - LGW
2 stops16h 17mMultiple Airlines
Deal found 8/12$1,160
This Justfly.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1711:55 amLGW - GEG
2 stops17h 04mMultiple Airlines
Tue 12/305:30 amGEG - LGW
2 stops21h 25mMultiple Airlines
Deal found 8/12$1,184
This Justfly.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1711:55 amLGW - GEG
2 stops17h 04mMultiple Airlines
Mon 12/2910:38 amGEG - LGW
2 stops16h 17mMultiple Airlines
Deal found 8/12$1,233

Cheapflights Fare Finder

 
Customize your flight search to find flights from Gatwick to Idaho 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 2,558,603 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from London Gatwick Airport to Idaho that are best for you.

Fly from

Gatwick

Fly to

Idaho

Route

Depart

Return

Price

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Sat 8/30

1:00 pm-10:40 pm

2 stops40h 40m

Boise Air Term. Gowen Fld

Sat 9/13

4:34 pm-2:40 pm

2 stops15h 06m

$882

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Mon 12/8

11:55 am-10:20 pm

2 stops17h 25m

Boise Air Term. Gowen Fld

Mon 12/15

9:50 am-10:55 am

2 stops18h 05m

$886

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Mon 12/8

11:55 am-10:20 pm

2 stops17h 25m

Boise Air Term. Gowen Fld

Tue 12/16

9:50 am-10:55 am

2 stops18h 05m

$887

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Mon 12/8

11:55 am-11:55 pm

2 stops19h 00m

Boise Air Term. Gowen Fld

Mon 12/15

8:30 pm-10:55 am

2 stops31h 25m

$900

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Sun 9/28

10:55 am-10:54 pm

1 stop18h 59m

Boise Air Term. Gowen Fld

Sun 10/5

6:30 am-10:55 am

2 stops21h 25m

$911

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Mon 12/8

11:55 am-10:20 pm

2 stops17h 25m

Boise Air Term. Gowen Fld

Tue 12/16

11:45 am-10:55 am

2 stops16h 10m

$929

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

Mon 10/6

3:40 pm-11:05 pm

2 stops38h 25m

Boise Air Term. Gowen Fld

Mon 10/13

4:25 pm-2:40 pm

2 stops39h 15m

$945

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Tue 12/16

11:55 am-12:14 am

2 stops20h 19m

Spokane

Tue 12/30

11:41 am-10:55 am

2 stops15h 14m

$1,111

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Tue 12/16

11:55 am-8:59 pm

2 stops17h 04m

Spokane

Mon 12/29

7:42 pm-10:55 am

2 stops31h 13m

$1,124

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Tue 12/16

11:55 am-8:59 pm

2 stops17h 04m

Spokane

Sun 12/28

10:38 am-10:55 am

2 stops16h 17m

$1,160

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 19 results
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Best time to book a flight from Gatwick to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Gatwick with our price prediction graph.
Estimated round-trip 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 London Gatwick Airport to Idaho
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 Gatwick to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    While some choose either London Gatwick - Spokane or London Gatwick - Idaho Falls Fanning Field, London Gatwick - Boise Air Term. Gowen Fld is the most popular route from London Gatwick Airport to Idaho.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Gatwick to Idaho 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 London Gatwick Airport to Idaho?

    Currently, October is the cheapest month in which you can book a flight from London Gatwick Airport to Idaho (average of $314). Flying from London Gatwick Airport to Idaho in June is currently the most expensive (average of $399). 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

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Alternative routes for Gatwick to Idaho

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