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 round-trip 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.

$328 CHEAP FLIGHTS from Idaho to London

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Flight Deals

Cheap Flights from Idaho to London

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 London

Mon, Nov 2 - Wed, Nov 4

6:15 am - 11:15 am

BOI

LHR

22h 00m

1 stop

6:50 am - 11:06 pm

LHR

BOI

23h 16m

2 stops

$746United Airlines

Mon, Nov 2 - Wed, Nov 4

12:32 pm - 11:05 am

BOI

LHR

15h 33m

2 stops

6:50 am - 11:06 pm

LHR

BOI

23h 16m

2 stops

$751United Airlines

Mon, Nov 2 - Wed, Nov 4

10:40 am - 11:05 am

BOI

LHR

17h 25m

2 stops

9:30 am - 9:19 pm

LHR

BOI

18h 49m

2 stops

$763United Airlines

Sun, Nov 22 - Wed, Nov 25

4:03 pm - 9:40 am

GEG

LHR

33h 37m

1 stop

9:30 am - 9:05 pm

LHR

GEG

19h 35m

2 stops

$764United Airlines

Sun, Nov 29 - Tue, Dec 1

6:15 am - 11:15 am

BOI

LHR

22h 00m

1 stop

11:05 am - 11:06 pm

LHR

BOI

43h 01m

2 stops

$840Multiple Airlines

Wed, Dec 2 - Tue, Dec 8

5:17 am - 6:50 am

GEG

LHR

17h 33m

1 stop

6:05 am - 8:57 pm

LHR

GEG

22h 52m

2 stops

$874Iberia

Tue, Dec 1 - Tue, Dec 8

2:40 pm - 3:50 pm

JAC

LHR

18h 10m

2 stops

7:40 am - 9:02 pm

LHR

JAC

20h 22m

2 stops

$880Lufthansa

Tue, Dec 8 - Tue, Dec 15

4:03 pm - 12:20 pm

IDA

LHR

13h 17m

1 stop

2:45 pm - 10:39 pm

LHR

IDA

14h 54m

1 stop

$889Alaska Airlines

Wed, Oct 7 - Tue, Oct 13

1:58 pm - 1:45 pm

IDA

LHR

16h 47m

1 stop

8:15 am - 9:42 pm

LHR

IDA

20h 27m

2 stops

$897Multiple Airlines

Wed, Nov 18 - Wed, Nov 25

7:00 am - 5:40 pm

GEG

LCY

26h 40m

2 stops

9:50 am - 9:05 pm

LCY

GEG

19h 15m

2 stops

$952Lufthansa

Useful Info

Low season	January
High season	March
Cheapest flight	$328

Best time to beat the crowds but there is an average 97% increase in price.

Most popular time to fly and prices are also 30% lower on average.

Flight from Jackson to London Heathrow Airport

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 round-trip 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.

Everything you need to know for your flight to London

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Cabin class types available on flights to Idaho

First Class flights to London

Business Class flights to London

Premium Economy Class flights to London

Economy Class flights to London

$328 Find Cheap Flights from Idaho to London - Compare and Save

Cheap Flights from Idaho to London

Recent round-trip 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

Low season

High season

Cheapest flight

FAQs for booking flights from Idaho to 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 rental

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