$186+ Cheap flights from Idaho

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/8. 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 — PHL
16 May — 23 May1
1 adult
1 adult, Economy, 0 bags

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 16 April 2026. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

SpokaneNew York

GEG - LGA

GEGLGA

Spokane

Sat 30/5

14:16-23:44

1 stop6h 28m

New York LaGuardia

Tue 2/6

16:30-23:06

2 stops9h 36m

$378

SpokanePhiladelphia

GEG - PHL

GEGPHL

Spokane

Tue 26/5

22:40-11:02

1 stop9h 22m

Philadelphia

Fri 29/5

19:01-23:06

1 stop7h 05m

$390

SpokanePhiladelphia

GEG - PHL

GEGPHL

Spokane

Wed 15/7

12:35-23:57

1 stop8h 22m

Philadelphia

Tue 21/7

07:08-12:16

1 stop8h 08m

$390

SpokanePhiladelphia

GEG - PHL

GEGPHL

Spokane

Fri 29/5

16:15-05:37

1 stop10h 22m

Philadelphia

Mon 1/6

07:25-12:01

1 stop7h 36m

$390

SpokanePhiladelphia

GEG - PHL

GEGPHL

Spokane

Thu 20/8

22:45-09:38

1 stop7h 53m

Philadelphia

Sat 22/8

07:05-13:02

1 stop8h 57m

$390

SpokaneNewark

GEG - EWR

GEGEWR

Spokane

Wed 6/5

06:00-19:30

2 stops10h 30m

Newark

Sat 9/5

17:55-23:06

1 stop8h 11m

$417

SpokaneNewark

GEG - EWR

GEGEWR

Spokane

Tue 5/5

22:40-09:29

1 stop7h 49m

Newark

Tue 12/5

06:00-15:31

2 stops12h 31m

$417

SpokanePhiladelphia

GEG - PHL

GEGPHL

Spokane

Wed 10/6

17:37-05:45

1 stop9h 08m

Philadelphia

Sun 14/6

05:40-11:40

1 stop9h 00m

$439

SpokaneNewark

GEG - EWR

GEGEWR

Spokane

Tue 6/10

05:06-16:13

1 stop8h 07m

Newark

Sun 22/11

17:25-00:18

1 stop9h 53m

$441

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Sat 9/5

08:45-17:58

1 stop8h 13m

Austin Bergstrom

Tue 19/5

16:07-22:58

1 stop7h 51m

$443

Flights are sorted by cheapest return flights first.

Deals found on 13/4

Showing 1-10 of 60 resultsSorted by cheapest first
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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, May is the cheapest month in which you can book a flight from Idaho (average of $182). Flying from Idaho in November will prove the most costly (average of $527). 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 Seattle/Tacoma Intl, with prices starting at $176. Explore other affordable destinations below.

Seattle/Tacoma Intl
Seattle/Tacoma Intl
From $176
Salt Lake City
Salt Lake City
From $2,312

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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

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 16 April 2026.

  • What is the cheapest month to fly from Idaho?

    Currently, the cheapest month for flights from Idaho is May. The most expensive month for flights is November. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • 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?

    It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Idaho.

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

    Cheapflights does show flights with no change fees to all users. To see these options for flights from Idaho, users can toggle the no change fees filter when performing a flight search.

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

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Idaho today and book when you’re ready!

See more FAQs

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?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Idaho.

Can Cheapflights find flights from Idaho with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Idaho, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Idaho today and book when you’re ready!

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