£214 Find Cheap Flights from Idaho to London Heathrow Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Heathrow departing on 24/9. 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
1 adult, Economy

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Cheap Flights from Idaho to Heathrow

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Idaho to Heathrow that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Idaho to Heathrow

Wed, 20 Aug - Wed, 27 Aug
United Airlines Logo
14:42 - 12:20BOI-LHR
14h 38m1 stop
United Airlines Logo
09:30 - 11:31LHR-BOI
33h 01m2 stops
£448United Airlines
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Wed, 3 Sep - Tue, 16 Sep
United Airlines Logo
14:42 - 09:40BOI-LHR
11h 58m1 stop
United Airlines Logo
07:25 - 19:33LHR-BOI
19h 08m2 stops
£454United Airlines
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Mon, 4 Aug - Thu, 14 Aug
Delta Logo
09:05 - 11:20GEG-LHR
18h 15m1 stop
Delta Logo
06:15 - 16:13LHR-GEG
17h 58m2 stops
£459Delta
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Sun, 3 Aug - Tue, 12 Aug
Delta Logo
07:30 - 11:20BOI-LHR
20h 50m1 stop
Delta Logo
06:15 - 18:16LHR-BOI
19h 01m2 stops
£460Delta
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Wed, 5 Nov - Wed, 19 Nov
KLM Logo
11:15 - 11:00GEG-LHR
15h 45m1 stop
KLM Logo
20:25 - 14:44LHR-GEG
26h 19m2 stops
£460KLM
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Mon, 4 Aug - Thu, 14 Aug
KLM Logo
15:38 - 14:15GEG-LHR
14h 37m1 stop
KLM Logo
13:05 - 21:44LHR-GEG
16h 39m1 stop
£465KLM
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Fri, 22 Aug - Fri, 29 Aug
American Airlines Logo
13:50 - 12:45BOI-LHR
15h 55m2 stops
American Airlines Logo
08:50 - 21:43LHR-BOI
19h 53m2 stops
£472American Airlines
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Sun, 24 Aug - Sun, 31 Aug
Virgin Atlantic Logo
17:30 - 14:15GEG-LHR
12h 45m1 stop
Virgin Atlantic Logo
18:30 - 00:19LHR-GEG
13h 49m1 stop
£476Virgin Atlantic
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Fri, 22 Aug - Fri, 29 Aug
Virgin Atlantic Logo
15:06 - 13:10BOI-LHR
15h 04m1 stop
Virgin Atlantic Logo
12:25 - 23:56LHR-BOI
18h 31m1 stop
£488Virgin Atlantic
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Mon, 8 Sep - Fri, 19 Sep
American Airlines Logo
16:18 - 12:45JAC-LHR
13h 27m1 stop
American Airlines Logo
07:40 - 19:06LHR-JAC
18h 26m2 stops
£531American Airlines
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Good to know - Cheap tickets from Idaho to London Heathrow Airport

Low seasonFebruary
High seasonJuly
Cheapest flight£214
Best time to beat the crowds (8% less expensive on average)
Most popular time to fly (11% more expensive on average)
Flight from Boise to London Heathrow Airport

FAQs for booking Idaho to London Heathrow Airport flights

  • How does KAYAK find such low prices on flights from Idaho to London Heathrow Airport?

    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 London Heathrow Airport.

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

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

  • What is the Hacker Fare option on flights from Idaho to London Heathrow Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London Heathrow Airport 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 London Heathrow Airport?

    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 London Heathrow Airport from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Travelling to a place near Heathrow?

Book flights to Heathrow if you plan to visit one of these locations
Gatwick
Milton Keynes
Eastbourne
Luton
Swindon
Northampton
Southend-on-Sea
Winchester
Slough
Croydon
Stansted
Poole
Folkestone
Chichester
Maidstone
Colchester
Salisbury
Chelmsford
Crawley
Bedford

Everything you need to know for your flight to Heathrow

Information on your arrival and departure airports

London Heathrow Airport (LHR)

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