$307 Find Cheap Flights from Idaho to the United Kingdom

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1 adult, Economy

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Useful Info

Good to know

Low seasonJanuary
High seasonJuly
Cheapest flight$307
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly with an average 18% increase in price.
Flight from Boise 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 from Idaho to the United Kingdom 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 from Idaho to the United Kingdom with an airline and back 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 from Idaho to the United Kingdom up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest day to fly to the United Kingdom?

    Based on KAYAK data, the cheapest day to fly to the United Kingdom is Wednesday where round-trip tickets can be as cheap as $801. On the other hand, the most expensive day to fly is Friday, where round-trip prices are $975 on average.

  • What is the cheapest time of day to fly to the United Kingdom?

    The cheapest time of day to fly to the United Kingdom is generally in the morning, when round-trip flights cost $864 on average. Morning departures are around 14% cheaper than evening flights, on average. The most expensive time of day to fly to the United Kingdom is generally at night, which is peak travel time and where the average cost of a ticket is $1,103.

  • What is the cheapest month to fly from Idaho to the United Kingdom?

    The cheapest month for flights from Idaho to the United Kingdom is October, when tickets cost $750 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is $1,402 and $1,170 respectively.

  • How far in advance should I book a flight from Idaho to the United Kingdom?

    To get a below average price on the flight from Idaho to the United Kingdom, you should book around 2 weeks before departure. For the absolute cheapest price, our data suggests you should book 10 weeks before departure.

  • How long is the flight to the United Kingdom?

    An average nonstop flight from Idaho to the United Kingdom takes 18h 37m, covering a distance of 4647 miles. The shortest route is Lewiston (LWS) to London Heathrow Airport (LHR) with an average flight time of 11h 58m.

  • What are the most popular destinations in the United Kingdom?

    Based on KAYAK flight searches, the most popular destination is London (80% of total searches to the United Kingdom). The next most popular destinations are Edinburgh (19%) and Cardiff (1%). Searches for flights to Birmingham (1%) are also popular.

Book cheap flights from Idaho to the United Kingdom

Recent round-trip flight deals

8/18Mon
1 stop
17h 00mGEG-LGW
9/4Thu
2 stops
32h 59mLGW-GEG
$599
10/1Wed
1 stop
19h 45mBOI-LGW
10/8Wed
1 stop
19h 01mLGW-BOI
$612
8/20Wed
2 stopsUnited Airlines
19h 10mGEG-EDI
8/27Wed
2 stopsUnited Airlines
44h 03mEDI-GEG
$658
9/30Tue
1 stopUnited Airlines
13h 05mGEG-EDI
10/9Thu
2 stopsUnited Airlines
43h 24mEDI-GEG
$673
8/20Wed
1 stopDelta
15h 20mGEG-EDI
8/27Wed
2 stopsDelta
21h 30mEDI-GEG
$674
10/8Wed
2 stopsScandinavian Airlines
19h 35mBOI-LHR
10/22Wed
2 stopsScandinavian Airlines
18h 51mLHR-BOI
$675
9/28Sun
2 stopsDelta
18h 50mBOI-EDI
10/22Wed
2 stopsDelta
17h 12mEDI-BOI
$694
10/14Tue
2 stopsScandinavian Airlines
20h 25mBOI-LHR
10/22Wed
2 stopsScandinavian Airlines
20h 36mLHR-BOI
$706
8/15Fri
1 stopKLM
15h 20mGEG-EDI
8/22Fri
1 stopKLM
19h 44mEDI-GEG
$720
8/15Fri
1 stopKLM
15h 35mBOI-EDI
8/22Fri
1 stopKLM
19h 29mEDI-BOI
$720

Search by stops

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Recent one-way flight deals

8/1Fri
2 stops
32h 07mBOI-LGW
$307
8/1Fri
1 stop
33h 04mBOI-LGW
$338
8/27Wed
2 stopsUnited Airlines
18h 25mBOI-EDI
$443
7/23Wed
2 stopsUnited Airlines
17h 15mBOI-LHR
$468
7/30Wed
1 stopAmerican Airlines
14h 25mGEG-LHR
$468
8/27Wed
1 stopKLM
15h 35mBOI-EDI
$468
7/23Wed
2 stopsSWISS
20h 23mBOI-LGW
$488
9/19Fri
2 stopsAmerican Airlines
17h 58mBOI-EDI
$489
7/23Wed
2 stopsSWISS
35h 18mBOI-LCY
$505
9/19Fri
1 stopKLM
15h 40mBOI-EDI
$606

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Last minute flights from Idaho to the United Kingdom

Last minute flight, train and bus deals

7/7Mon
multi-stopIcelandair
31h 07mGEG-LHR
7/27Sun
multi-stopIcelandair
25h 15mLHR-GEG
$1,365
7/7Mon
multi-stopIcelandair
17h 12mGEG-LGW
7/27Sun
multi-stopIcelandair
37h 29mLGW-GEG
$1,411
7/7Mon
multi-stopLufthansa
14h 42mGEG-LHR
7/27Sun
multi-stopLufthansa
33h 53mLHR-GEG
$1,420
7/7Mon
multi-stopDelta
14h 05mGEG-LHR
7/27Sun
multi-stopDelta
17h 23mLHR-GEG
$1,435
7/7Mon
multi-stop
20h 50mGEG-LGW
7/14Mon
multi-stop
19h 40mLGW-GEG
$1,524
7/7Mon
multi-stop
20h 50mGEG-LGW
7/14Mon
multi-stop
40h 58mLGW-GEG
$1,570
7/7Mon
multi-stopScandinavian Airlines
22h 25mGEG-LHR
7/27Sun
multi-stopScandinavian Airlines
20h 05mLHR-GEG
$1,588
7/7Mon
multi-stopLufthansa
16h 00mGEG-LHR
7/14Mon
multi-stopLufthansa
18h 28mLHR-GEG
$1,603
7/5Sat
multi-stopScandinavian Airlines
22h 55mGEG-LHR
7/12Sat
multi-stopScandinavian Airlines
20h 30mLHR-GEG
$1,638
7/7Mon
multi-stopDelta
17h 00mGEG-LHR
7/27Sun
multi-stopDelta
19h 31mLHR-GEG
$1,925

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Everything you need to know for your flight to the United Kingdom

Cabin class types available on flights to Idaho

Cabin classes available on flights to Idaho. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to the United Kingdom
Business Class flights to the United Kingdom
Prem Econ Class flights to the United Kingdom
Economy Class flights to the United Kingdom

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