£73+ Cheap flights from Idaho

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/1. 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.
BOI — LHR
27 Jan — 3 Feb1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Idaho

Discover essential information about flights departing from Idaho, including flight schedules, destinations, airlines operating at the Idaho airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 28 December 2025.

Good round-trip deal

£339 or less

Good one-way deal

£85 or less
Price to beat on a round-trip flight from Idaho.
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Price to beat on a one-way flight from Idaho.
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Find flights from Idaho

Enter your travel dates to find the best prices.

Cheapest flights from Idaho
Explore the most affordable flight options available from Idaho. Find the lowest fares based on data from user searches, with prices last updated on 28 December 2025.

Sat 24/112:19BOI - LHR
1 stop15h 56mLufthansa
Sat 31/106:35LHR - BOI
2 stops19h 38mLufthansa
Deal found 27/12£443
Wed 4/307:00GEG - LHR
1 stop16h 25mLufthansa
Wed 11/307:40LHR - GEG
2 stops20h 38mLufthansa
Deal found 28/12£443
Tue 17/214:40BOI - LHR
1 stop12h 00mLufthansa
Tue 24/208:30LHR - BOI
2 stops20h 02mLufthansa
Deal found 27/12£451
Tue 17/207:00GEG - LHR
1 stop16h 25mLufthansa
Wed 4/309:30LHR - GEG
2 stops19h 37mLufthansa
Deal found 27/12£451
Tue 24/212:55GEG - EDI
2 stops18h 20mMultiple Airlines
Thu 12/311:25EDI - GEG
2 stops19h 58mMultiple Airlines
Deal found 26/12£453
Tue 24/214:40BOI - LHR
2 stops20h 55mLufthansa
Tue 3/307:30LHR - BOI
2 stops21h 02mLufthansa
Deal found 26/12£457
Tue 24/207:00GEG - MAN
2 stops31h 45mLufthansa
Wed 11/306:25MAN - GEG
2 stops21h 53mLufthansa
Deal found 28/12£459
Tue 17/205:20BOI - LHR
1 stop18h 45mVirgin Atlantic
Thu 26/214:30LHR - BOI
1 stop12h 45mVirgin Atlantic
Deal found 27/12£459
Fri 30/105:00GEG - EDI
2 stops18h 55mUnited Airlines
Tue 3/209:25EDI - GEG
2 stops19h 58mUnited Airlines
Deal found 25/12£460
Tue 17/208:41BOI - LHR
1 stop15h 44mUnited Airlines
Thu 26/211:10LHR - BOI
2 stops19h 38mUnited Airlines
Deal found 26/12£460
Wed 4/306:00GEG - LGW
2 stops17h 30mAmerican Airlines
Mon 9/312:30LGW - GEG
2 stops35h 24mAmerican Airlines
Deal found 28/12£461
Sun 1/207:20BOI - LHR
1 stop16h 30mIberia
Sat 28/206:05LHR - BOI
2 stops23h 31mIberia
Deal found 27/12£465

Find flights from Idaho within your budget

 
Find flights departing from Idaho that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 28 December 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

SpokaneLondon

GEG - LHR

GEGLHR

Spokane

Tue 3/3

07:00-13:00

2 stops22h 00m

London Heathrow

Tue 10/3

07:40-21:18

2 stops20h 38m

£449

SpokaneLondon

GEG - LHR

GEGLHR

Spokane

Wed 25/2

13:44-17:05

2 stops19h 21m

London Heathrow

Wed 11/3

07:40-21:18

2 stops20h 38m

£449

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 17/2

14:40-09:40

1 stop12h 00m

London Heathrow

Tue 24/2

09:30-21:32

2 stops19h 02m

£451

SpokaneLondon

GEG - LHR

GEGLHR

Spokane

Sun 25/1

06:53-07:25

1 stop16h 32m

London Heathrow

Sun 1/2

06:30-19:16

2 stops20h 46m

£451

SpokaneEdinburgh

GEG - EDI

GEGEDI

Spokane

Tue 24/2

12:55-15:15

2 stops18h 20m

Edinburgh Turnhouse

Thu 12/3

11:25-00:23

2 stops19h 58m

£453

SpokaneManchester

GEG - MAN

GEGMAN

Spokane

Tue 24/2

07:00-12:20

2 stops21h 20m

Manchester

Wed 11/3

06:25-21:18

2 stops21h 53m

£459

SpokaneEdinburgh

GEG - EDI

GEGEDI

Spokane

Fri 30/1

05:00-07:55

2 stops18h 55m

Edinburgh Turnhouse

Tue 3/2

09:25-21:23

2 stops19h 58m

£460

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 4/3

05:51-07:30

2 stops17h 39m

London Gatwick

Mon 9/3

12:30-11:45

2 stops30h 15m

£461

SpokaneManchester

GEG - MAN

GEGMAN

Spokane

Tue 24/2

12:48-10:30

1 stop13h 42m

Manchester

Wed 11/3

13:30-11:39

1 stop29h 09m

£466

BoiseManchester

BOI - MAN

BOIMAN

Boise Air Term. Gowen Fld

Sat 24/1

13:40-10:30

1 stop13h 50m

Manchester

Sat 31/1

13:30-12:30

1 stop30h 00m

£466

Flights are sorted by cheapest return flights first.

Deals found on 26/12

Showing 1-10 of 59 results
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Best time to book a flight from Idaho

Have a flexible travel schedule? Discover the best time to fly from Idaho with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Idaho

Get recent, data-driven insights about flights from Idaho including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Idaho?

Currently, July is the cheapest month in which you can book a flight from Idaho (average of £447). Flying from Idaho in June will prove the most costly (average of £803). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What is the cheapest place to fly to from Idaho?

The cheapest city to fly to from Idaho is Denver Intl, with prices starting at £85. Explore other affordable destinations below.

Denver Intl
Denver Intl
From £85
Salt Lake City
Salt Lake City
From £295

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Direct flights from USA

Book a direct flight from one of these other cities located in USA.
Direct flights from Boise
Direct flights from Idaho Falls

Related info for your journey

Access useful and relevant information related to your journey from Idaho. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 28 December 2025.

  • What is the cheapest month to fly from Idaho?

    At the present moment the cheapest month to fly from Idaho is currently July; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • How does Cheapflights help users find flights from Idaho?

    Cheapflights helps you search for flights from Idaho via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

  • Why should you use Cheapflights to find cheap flight tickets from Idaho?

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Idaho.

  • Can Cheapflights find flights from Idaho with no change fees?

    Certainly. Search results for flights from Idaho shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from Idaho become cheaper?

    Of course! You can now track prices for flights from Idaho and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Idaho?

Cheapflights helps you search for flights from Idaho via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Idaho?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Idaho.

Can Cheapflights find flights from Idaho with no change fees?

Certainly. Search results for flights from Idaho shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Idaho become cheaper?

Of course! You can now track prices for flights from Idaho and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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