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Find cheap flights from Idaho to the United Kingdom from $391

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Idaho to the United Kingdom departing on 9/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
sáb. 7/6
sáb. 7/13

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In the last 7 days travelers have searched 43,995,393 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

$391
Best time to beat the crowds with an average 14% drop in price.
Most popular time to fly with an average 36% increase in price.
Flight from Spokane to London Gatwick Airport

FAQs for booking flights from Idaho to the United Kingdom

  • How does KAYAK find such low prices on flights from Idaho to the United Kingdom?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to the United Kingdom.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to the United Kingdom?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to the United Kingdom from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Idaho to the United Kingdom?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to the United Kingdom with an airline and back to Idaho with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to the United Kingdom?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to the United Kingdom from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Idaho to the United Kingdom

Recent round-trip flight deals

9/23lun.
1 stopAmerican Airlines
17h 56mGEG-LHR
10/24jue.
2 stopsAmerican Airlines
19h 38mLHR-GEG
$617
9/23lun.
2 stopsAmerican Airlines
17h 28mGEG-LHR
10/24jue.
2 stopsAmerican Airlines
20h 48mLHR-GEG
$621
10/15mar.
2 stopsAir Canada
19h 20mGEG-LHR
10/25vie.
2 stopsAir Canada
40h 47mLHR-GEG
$632
10/9mié.
1 stopUnited Airlines
15h 10mBOI-LHR
11/6mié.
2 stopsUnited Airlines
22h 33mLHR-BOI
$634
10/9mié.
2 stopsUnited Airlines
17h 55mBOI-LHR
11/6mié.
2 stopsUnited Airlines
19h 03mLHR-BOI
$639
10/9mié.
1 stopDelta
13h 45mBOI-LHR
11/6mié.
2 stopsDelta
22h 17mLHR-BOI
$641
10/16mié.
1 stopDelta
14h 35mGEG-LHR
10/30mié.
2 stopsDelta
23h 23mLHR-GEG
$641
11/25lun.
1 stopKLM
15h 50mBOI-LHR
12/2lun.
2 stopsKLM
26h 51mLHR-BOI
$643
10/9mié.
1 stopKLM
15h 50mBOI-LHR
11/7jue.
1 stopKLM
12h 58mLHR-BOI
$648
9/17mar.
2 stopsAir Canada
17h 30mGEG-LHR
9/29dom.
2 stopsAir Canada
36h 00mLHR-GEG
$700

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Recent one-way flight deals

9/26jue.
1 stop
14h 46mGEG-LGW
$391
8/1jue.
2 stops
31h 51mBOI-LGW
$401
10/9mié.
2 stopsVirgin Atlantic
18h 05mBOI-LHR
$428
10/5sáb.
2 stopsVirgin Atlantic
19h 55mBOI-LHR
$434
10/12sáb.
1 stopUnited Airlines
32h 15mBOI-LHR
$440
10/12sáb.
2 stopsAir Canada
41h 50mBOI-LHR
$450
10/12sáb.
2 stopsAir Canada
28h 25mBOI-LHR
$456
9/26jue.
2 stopsKLM
16h 00mGEG-LGW
$478
10/12sáb.
1 stopKLM
15h 50mBOI-LHR
$478
8/19lun.
2 stopsUnited Airlines
15h 55mBOI-LHR
$503

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Last minute flights from Idaho to the United Kingdom

Last minute flight, train and bus deals

6/9dom.
multi-stopUnited Airlines
20h 15mBOI-LHR
6/18mar.
multi-stopUnited Airlines
13h 50mLHR-BOI
$788
6/9dom.
multi-stopUnited Airlines
16h 15mBOI-LHR
6/18mar.
multi-stopUnited Airlines
18h 07mLHR-BOI
$793
6/9dom.
multi-stopUnited Airlines
19h 40mBOI-LHR
6/17lun.
multi-stopUnited Airlines
14h 47mLHR-BOI
$848
6/7vie.
multi-stopSWISS
18h 54mBOI-LHR
6/12mié.
multi-stopSWISS
13h 27mLHR-BOI
$954
6/7vie.
multi-stopLufthansa
18h 08mBOI-LHR
6/15sáb.
multi-stopLufthansa
23h 07mLHR-BOI
$1,011
6/9dom.
multi-stopLufthansa
19h 08mBOI-LHR
6/16dom.
multi-stopLufthansa
17h 12mLHR-BOI
$1,105
6/7vie.
multi-stopDelta
15h 25mGEG-EDI
6/11mar.
multi-stopDelta
20h 05mEDI-GEG
$1,253
6/9dom.
multi-stopAmerican Airlines
16h 50mBOI-LHR
6/16dom.
multi-stopAmerican Airlines
18h 01mLHR-BOI
$1,270
6/7vie.
multi-stopAmerican Airlines
33h 37mBOI-LGW
6/15sáb.
multi-stopAmerican Airlines
27h 30mLGW-BOI
$1,309
6/7vie.
multi-stopDelta
16h 18mBOI-LHR
6/15sáb.
multi-stopDelta
13h 07mLHR-BOI
$1,350

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Flights to the United Kingdom

Return flight deals:

United Kingdom - Idaho

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