£54+ 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 27/9. 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
18 Aug — 25 Aug1
1 adult

Find flights from Idaho

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 13 August 2025.

Tue 7/1015:00BOI - JFK
1 stop6h 50mDelta
Wed 22/1007:00JFK - BOI
1 stop11h 06mDelta
Deal found 12/8£173
Tue 7/1013:39BOI - LGA
1 stop8h 02mDelta
Wed 22/1014:29LGA - BOI
2 stops11h 25mDelta
Deal found 12/8£177
Wed 17/911:22BOI - JFK
1 stop9h 37mAlaska Airlines
Tue 23/916:40JFK - BOI
1 stop9h 28mAlaska Airlines
Deal found 11/8£185
Sat 25/1014:00BOI - JFK
1 stop7h 59mDelta
Wed 29/1016:59JFK - BOI
1 stop9h 09mDelta
Deal found 12/8£186
Fri 31/1013:39BOI - LGA
1 stop8h 02mDelta
Wed 5/1118:29LGA - BOI
1 stop7h 25mDelta
Deal found 12/8£186
Sat 25/1015:00BOI - LGA
1 stop6h 43mDelta
Wed 29/1006:00LGA - BOI
2 stops12h 06mDelta
Deal found 12/8£190
Wed 17/911:22BOI - JFK
1 stop9h 37mHawaiian Airlines
Mon 22/907:29JFK - BOI
1 stop9h 31mHawaiian Airlines
Deal found 12/8£199
Sat 13/915:20BOI - LGA
1 stop6h 24mDelta
Sat 20/907:55LGA - BOI
1 stop8h 20mDelta
Deal found 13/8£199
Sat 13/915:20BOI - JFK
1 stop6h 30mDelta
Sat 20/911:25JFK - BOI
1 stop9h 39mDelta
Deal found 13/8£199
Fri 19/907:07BOI - JFK
1 stop21h 02mAlaska Airlines
Tue 23/907:29JFK - BOI
1 stop8h 19mAlaska Airlines
Deal found 12/8£204
Fri 17/1023:39BOI - JFK
1 stop8h 05mDelta
Tue 21/1007:00JFK - BOI
1 stop11h 06mDelta
Deal found 12/8£204
Wed 8/1013:39BOI - LGA
1 stop7h 03mDelta
Tue 14/1018:29LGA - BOI
1 stop7h 25mDelta
Deal found 11/8£204

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 13 August 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

BoiseNew York

BOI - JFK

BOIJFK

Boise Air Term. Gowen Fld

Wed 3/9

12:45-00:27

1 stop9h 42m

New York John F Kennedy Intl

Wed 10/9

07:30-14:01

1 stop8h 31m

£173

BoiseNew York

BOI - JFK

BOIJFK

Boise Air Term. Gowen Fld

Tue 7/10

15:00-23:50

1 stop6h 50m

New York John F Kennedy Intl

Wed 22/10

07:00-16:06

1 stop11h 06m

£173

BoiseNew York

BOI - LGA

BOILGA

Boise Air Term. Gowen Fld

Tue 7/10

13:39-23:41

1 stop8h 02m

New York LaGuardia

Wed 22/10

14:29-23:54

2 stops11h 25m

£177

BoiseNew York

BOI - JFK

BOIJFK

Boise Air Term. Gowen Fld

Wed 17/9

11:22-22:59

1 stop9h 37m

New York John F Kennedy Intl

Tue 23/9

16:40-00:08

1 stop9h 28m

£185

BoiseNew York

BOI - LGA

BOILGA

Boise Air Term. Gowen Fld

Tue 28/10

12:50-23:20

1 stop8h 30m

New York LaGuardia

Sat 1/11

06:10-14:05

1 stop9h 55m

£186

BoiseNew York

BOI - JFK

BOIJFK

Boise Air Term. Gowen Fld

Sat 1/11

13:00-23:59

1 stop8h 59m

New York John F Kennedy Intl

Wed 5/11

18:40-23:59

1 stop7h 19m

£186

BoiseNew York

BOI - JFK

BOIJFK

Boise Air Term. Gowen Fld

Tue 28/10

13:00-21:33

1 stop6h 33m

New York John F Kennedy Intl

Sat 1/11

11:20-20:16

1 stop10h 56m

£186

BoiseNew York

BOI - JFK

BOIJFK

Boise Air Term. Gowen Fld

Sat 6/9

10:45-21:29

1 stop8h 44m

New York John F Kennedy Intl

Tue 9/9

11:25-16:57

1 stop7h 32m

£186

BoiseNew York

BOI - JFK

BOIJFK

Boise Air Term. Gowen Fld

Fri 17/10

13:00-23:59

1 stop8h 59m

New York John F Kennedy Intl

Tue 21/10

07:00-16:06

1 stop11h 06m

£186

BoiseNew York

BOI - JFK

BOIJFK

Boise Air Term. Gowen Fld

Wed 29/10

15:00-23:50

1 stop6h 50m

New York John F Kennedy Intl

Sat 1/11

16:59-00:08

1 stop9h 09m

£186

Flights are sorted by cheapest return flights first.

Deals found on 11/8

Showing 1-10 of 60 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, October is the cheapest month in which you can book a flight from Idaho (average of £460). Flying from Idaho in June will prove the most costly (average of £801). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Idaho?

Only one airline operates round-trip flights from Idaho: Virgin Atlantic. This airline flies to the following popular destinations: London.

Virgin Atlantic
Virgin Atlantic
From £644

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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 13 August 2025.

  • What is the cheapest month to fly from Idaho?

    At the present moment the cheapest month to fly from Idaho is currently October; 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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