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 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 Heathrow Airport?

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 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>

$308 CHEAP FLIGHTS from Idaho to London Heathrow (LHR)

LHR

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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 round-trip 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 round-trip flight deals from Idaho to Heathrow

Mon, Oct 20 - Tue, Oct 28

1:00 pm - 9:50 amJAC-LHR

13h 50m1 stop

8:25 pm - 6:15 pmLHR-JAC

27h 50m2 stops

$619KLM

Find Deal

Tue, Sep 23 - Wed, Oct 1

1:25 pm - 1:30 pmBOI-LHR

17h 05m1 stop

6:15 am - 3:40 pmLHR-BOI

16h 25m2 stops

$622Delta

Find Deal

Tue, Sep 23 - Tue, Sep 30

2:05 pm - 2:15 pmBOI-LHR

17h 10m1 stop

11:45 am - 11:59 pmLHR-BOI

19h 14m2 stops

$634Virgin Atlantic

Find Deal

Tue, Oct 14 - Sun, Oct 26

2:24 pm - 8:00 pmGEG-LHR

21h 36m2 stops

11:05 am - 7:46 pmLHR-GEG

15h 41m1 stop

$684Virgin Atlantic

Find Deal

Sun, Sep 21 - Sun, Sep 28

7:51 am - 10:00 amBOI-LHR

19h 09m1 stop

8:55 pm - 11:00 pmLHR-BOI

33h 05m2 stops

$695

Find Deal

Thu, Oct 9 - Thu, Oct 16

7:30 am - 11:55 amGEG-LHR

20h 25m2 stops

1:05 pm - 12:27 amLHR-GEG

19h 22m2 stops

$700

Find Deal

Wed, Oct 1 - Wed, Oct 8

5:05 am - 9:40 amGEG-LHR

20h 35m1 stop

8:40 am - 11:15 pmLHR-GEG

22h 35m2 stops

$731United Airlines

Find Deal

Wed, Oct 8 - Wed, Oct 15

8:20 am - 11:50 amBOI-LHR

20h 30m2 stops

12:40 pm - 6:47 pmLHR-BOI

37h 07m2 stops

$733Air Canada

Find Deal

Tue, Nov 25 - Wed, Dec 3

5:10 am - 6:30 amGEG-LHR

17h 20m2 stops

2:30 pm - 6:44 pmLHR-GEG

36h 14m2 stops

$733Air Canada

Find Deal

Wed, Nov 26 - Tue, Dec 2

5:10 am - 9:40 amGEG-LHR

20h 30m1 stop

11:10 am - 6:44 pmLHR-GEG

39h 34m2 stops

$744United Airlines

Find Deal

Useful Info

Low season	February
High season	July
Cheapest flight	$308

Best time to beat the crowds with an average 14% drop in price.

Most popular time to fly with an average 18% increase in price.

Flight from Spokane to London Heathrow Airport

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 travelers 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 round-trip 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.

Hounslow

Wembley

Slough

Hayes

Richmond

Luton

Salisbury

Ilford

Northampton

Crawley

Guildford

Watford

Eastbourne

Kingston upon Thames

Swindon

Deal

Harrow

Hastings

Southall

St. Albans

Everything you need to know for your flight to Heathrow

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on your arrival and departure airports

London Heathrow Airport (LHR)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

LHR

$308 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

Cheap Flights from Idaho to Heathrow

Recent round-trip 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

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 travelers 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 round-trip 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.

Traveling 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 rental

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