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

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

£252 CHEAP FLIGHTS from Idaho to London Heathrow (LHR)

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

...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

£443

Typical prices: £553-£695

Lufthansa

Wed 4/3Mon 9/3

GEG - LHR • 1 stop

Cheapest one-way flight

£252

Multiple Airlines

Sun 8/3

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 Heathrow!

Flight Deals

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.

Round-trip

One-way

Last minute

Recent return flight deals from Idaho to Heathrow

Wed, 4 Mar - Mon, 9 Mar

12:38 - 12:00

GEG

LHR

15h 22m1 stop

07:40 - 21:03

LHR

GEG

20h 23m2 stops

£443Lufthansa

Thu, 19 Feb - Wed, 4 Mar

14:40 - 09:40

BOI

LHR

12h 00m1 stop

11:35 - 21:32

LHR

BOI

16h 57m1 stop

£449Lufthansa

Wed, 4 Mar - Mon, 9 Mar

12:38 - 21:00

GEG

LHR

24h 22m2 stops

06:35 - 21:03

LHR

GEG

21h 28m2 stops

£450Lufthansa

Thu, 19 Feb - Wed, 4 Mar

14:40 - 09:40

BOI

LHR

12h 00m1 stop

06:30 - 21:32

LHR

BOI

22h 02m2 stops

£450Lufthansa

Tue, 17 Feb - Thu, 26 Feb

10:41 - 11:55

BOI

LHR

18h 14m1 stop

12:20 - 21:56

LHR

BOI

16h 36m1 stop

£459Virgin Atlantic

Tue, 17 Feb - Thu, 26 Feb

08:41 - 07:25

BOI

LHR

15h 44m1 stop

11:10 - 23:48

LHR

BOI

19h 38m2 stops

£460United Airlines

Tue, 17 Feb - Thu, 26 Feb

10:25 - 09:40

BOI

LHR

16h 15m1 stop

11:10 - 23:48

LHR

BOI

19h 38m2 stops

£461United Airlines

Fri, 23 Jan - Sun, 1 Feb

10:48 - 11:50

BOI

LHR

18h 02m2 stops

07:40 - 23:01

LHR

BOI

22h 21m2 stops

£466Multiple Airlines

Tue, 3 Feb - Wed, 18 Feb

07:20 - 10:00

BOI

LHR

19h 40m1 stop

19:05 - 12:46

LHR

BOI

24h 41m2 stops

£467Iberia

Sun, 25 Jan - Sun, 1 Feb

06:53 - 11:50

GEG

LHR

20h 57m2 stops

07:40 - 19:03

LHR

GEG

19h 23m2 stops

£467Multiple Airlines

Useful Info

Low season	February
High season	July

Best time to beat the crowds (7% less expensive on average)

Most popular time to fly (9% more expensive on average)

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.

Gatwick

Milton Keynes

Eastbourne

Hounslow

Luton

Southend-on-Sea

Swindon

Northampton

Slough

Winchester

Croydon

Stansted

Poole

Folkestone

Chichester

Maidstone

Salisbury

Colchester

Chelmsford

Crawley

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London Heathrow Airport (LHR)

£252 Find Cheap Flights from Idaho to London Heathrow Airport

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

Everything you should know

Cheap Flights from Idaho to Heathrow

Recent return flight deals from Idaho to Heathrow

Recent one-way flight deals from Idaho to Heathrow

Recent last minute flight deals from Idaho to Heathrow

Good to know - Cheap tickets from Idaho 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?

Everything you need to know for your flight to Heathrow

Information on your arrival and departure airports

Cabin class types available on flights to Heathrow

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

Find direct flights for Heathrow

Flights to other popular destinations

Flights from domestic origins to Idaho

Choose which airport to fly into in London

Find deals for your return flight