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

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. Visit our flight page for the latest deals!>/a>

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Idaho is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

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

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 with an airline and back to Idaho with another airline. Visit our flight page for the latest deals!>/a>

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

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 from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

£298 CHEAP FLIGHTS from Idaho to London

KAYAK searches hundreds of travel sites at once for deals on flights to London

...and more

Travellers love KAYAK

41.299.237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest return fare

£446

Typical prices: £559-£701

Lufthansa

Wed 4/3Mon 9/3

GEG - LHR • 1 stop

Cheapest one-way flight

£298

United Airlines

Fri 6/2

IDA - LHR • 2 stops

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you love your trip to London!

Flight Deals

Cheap Flights from Idaho to London

Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Idaho to London 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.

Round-trip

One-way

Last minute

Recent return flight deals from Idaho to London

Wed, 4 Mar - Mon, 9 Mar

07:00 - 12:00

GEG

LHR

21h 00m1 stop

07:40 - 21:18

LHR

GEG

20h 38m2 stops

£446Lufthansa

Wed, 4 Mar - Mon, 9 Mar

13:44 - 17:05

GEG

LHR

19h 21m2 stops

07:40 - 21:18

LHR

GEG

20h 38m2 stops

£452Lufthansa

Tue, 13 Jan - Tue, 27 Jan

08:15 - 11:15

BOI

LHR

20h 00m1 stop

06:30 - 18:07

LHR

BOI

18h 37m2 stops

£454Lufthansa

Tue, 17 Feb - Thu, 26 Feb

13:51 - 10:30

BOI

LHR

13h 39m1 stop

14:30 - 20:10

LHR

BOI

12h 40m1 stop

£462Virgin Atlantic

Tue, 17 Feb - Thu, 26 Feb

17:24 - 06:40

BOI

LHR

30h 16m2 stops

11:10 - 23:48

LHR

BOI

19h 38m2 stops

£463United Airlines

Thu, 15 Jan - Thu, 22 Jan

06:53 - 11:50

GEG

LHR

20h 57m2 stops

06:35 - 19:16

LHR

GEG

20h 41m2 stops

£463Multiple Airlines

Wed, 4 Mar - Mon, 9 Mar

05:51 - 07:30

GEG

LGW

17h 39m2 stops

12:30 - 11:45

LGW

GEG

30h 15m2 stops

£464American Airlines

Wed, 4 Mar - Mon, 9 Mar

05:51 - 07:30

GEG

LGW

17h 39m2 stops

12:30 - 11:45

LGW

GEG

30h 15m2 stops

£464American Airlines

Fri, 30 Jan - Fri, 6 Feb

13:15 - 10:00

IDA

LHR

13h 45m1 stop

06:20 - 17:51

LHR

IDA

18h 31m2 stops

£469Multiple Airlines

Tue, 17 Feb - Fri, 27 Feb

08:41 - 12:00

BOI

LHR

20h 19m1 stop

06:35 - 10:12

LHR

BOI

34h 37m2 stops

£470United Airlines

Useful Info

Low season	January
High season	August

Best time to beat the crowds (9% less expensive on average)

Most popular time to fly and prices are also 11% lower on average.

How does KAYAK find such low prices on flights from Idaho to London?
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.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to London?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London 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 London?
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 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?
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 from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Gatwick

Milton Keynes

Eastbourne

Hounslow

Luton

Southend-on-Sea

Slough

Winchester

Croydon

Stansted

Folkestone

Chichester

Maidstone

Colchester

Chelmsford

Crawley

Richmond

Bedford

Watford

Hastings

Everything you need to know for your flight to London

Cabin class

Complete your trip

Direct flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Idaho

First Class flights to London

Business Class flights to London

Prem Econ Class flights to London

Economy class flights to London

£298 Find Cheap Flights from Idaho to London

KAYAK searches hundreds of travel sites at once for deals on flights to London

Everything you should know

Cheap Flights from Idaho to London

Recent return flight deals from Idaho to London

Recent one-way flight deals from Idaho to London

Recent last minute flight deals from Idaho to London

Good to know - Cheap tickets from Idaho to London

FAQs for booking flights from Idaho to London

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

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.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London 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 London?

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 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?

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 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 London?

Everything you need to know for your flight to London

Cabin class types available on flights to Idaho

Complete your trip to London with a hotel stay or car hire

Find direct flights for London

Flights to other popular destinations

Flights from domestic origins to London

Choose which airport to fly into in London

Find deals for your return flight