What airlines fly to Idaho?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Idaho from Pennsylvania according to our data. American Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 4 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Pennsylvania to Idaho?

American Airlines, Delta, and United Airlines are the most popular carriers operating from Pennsylvania to Idaho

How many flights depart from Pennsylvania to Idaho on average per week?

As of April 2026, there are 6 flights per week flying from Pennsylvania to Idaho. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

How long is the flight from Pennsylvania to Idaho?

Flight times from Pennsylvania to Idaho vary, but if you’re flying out of Pittsburgh and flying into Boise (one of the most popular routes), then the duration is 6h 17m on average. Another popular route from Pennsylvania to Idaho is flying from Philadelphia to Boise, which will take roughly 6h 40m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Pennsylvania to Idaho?

Prices for flights from Pennsylvania to Idaho refresh daily.

How many operators does momondo search for flights from Pennsylvania to Idaho?

As of April 2026, there are 5 operators available to choose from for flights from Pennsylvania to Idaho.

How old do you have to be to fly from Pennsylvania to Idaho?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania to Idaho.

What documentation or ID do you need to fly to Idaho?

The travel and health documents required for your trip to Idaho can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Idaho. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$133 Cheap Flights from Pennsylvania to Idaho in 2026

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Find the cheapest flights from Pennsylvania to Idaho

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:40 pm - 11:34 pm

JFK

GEG

7h 54m

1 stop

2:10 pm - 11:34 pm

GEG

JFK

6h 24m

1 stop

$265Delta

Thu, Apr 23 - Wed, Apr 29

4:30 pm - 11:35 pm

LGA

GEG

10h 05m

2 stops

10:40 pm - 9:45 am

GEG

LGA

8h 05m

1 stop

$270Delta

Fri, May 29 - Mon, Jun 1

3:00 pm - 9:31 pm

IAD

GEG

9h 31m

1 stop

1:07 pm - 11:55 pm

GEG

IAD

7h 48m

1 stop

$271Delta

Tue, Apr 21 - Tue, Apr 28

5:50 am - 1:45 pm

IAD

GEG

10h 55m

2 stops

6:45 am - 10:55 pm

GEG

IAD

13h 10m

2 stops

$281Southwest

Sat, Apr 25 - Sat, May 2

2:29 pm - 8:33 pm

JFK

GEG

9h 04m

1 stop

6:34 am - 8:05 pm

GEG

JFK

10h 31m

2 stops

$324American Airlines

Thu, Apr 23 - Sat, Apr 25

6:35 am - 2:19 pm

JFK

GEG

10h 44m

1 stop

6:05 am - 8:05 pm

GEG

JFK

11h 00m

2 stops

$339American Airlines

Wed, Apr 29 - Wed, May 6

2:21 pm - 9:11 pm

IAD

GEG

9h 50m

1 stop

1:41 pm - 11:34 pm

GEG

IAD

6h 53m

1 stop

$346United Airlines

Mon, Apr 27 - Tue, May 12

4:29 pm - 11:47 pm

JFK

GEG

10h 18m

1 stop

5:06 am - 6:57 pm

GEG

JFK

10h 51m

1 stop

$359Alaska Airlines

Sat, Aug 29 - Sun, Sep 6

10:15 am - 8:53 pm

LGA

JAC

12h 38m

2 stops

7:00 am - 5:23 pm

JAC

LGA

8h 23m

1 stop

$376United Airlines

Fri, Apr 24 - Tue, Apr 28

5:26 pm - 1:40 pm

JFK

JAC

22h 14m

1 stop

3:20 pm - 6:04 am

JAC

JFK

12h 44m

2 stops

$420Alaska Airlines

Fri, Sep 4 - Sat, Sep 12

Southwest flights from Pennsylvania to Idaho

Our best Southwest deals on Pennsylvania to Idaho flight tickets

Southwest

Apr 25

IAD5:50 amWashington, D.C. Dulles Intl

10h 55m

2 stops

GEG1:45 pmSpokane

May 2

GEG6:45 amSpokane

13h 10m

2 stops

IAD10:55 pmWashington, D.C. Dulles Intl

$281

Southwest

May 1

IAD5:55 pmWashington, D.C. Dulles Intl

7h 25m

1 stop

GEG10:20 pmSpokane

May 9

GEG10:45 amSpokane

9h 10m

1 stop

IAD10:55 pmWashington, D.C. Dulles Intl

$359

Southwest

May 1

IAD5:55 pmWashington, D.C. Dulles Intl

7h 25m

1 stop

GEG10:20 pmSpokane

May 9

GEG5:45 amSpokane

14h 10m

2 stops

IAD10:55 pmWashington, D.C. Dulles Intl

$364

American Airlines flights from Pennsylvania to Idaho

Our best American Airlines deals on Pennsylvania to Idaho flight tickets

American Airlines

Apr 23

JFK2:29 pmNew York John F Kennedy Intl

9h 04m

1 stop

GEG8:33 pmSpokane

Apr 25

GEG6:34 amSpokane

10h 31m

2 stops

JFK8:05 pmNew York John F Kennedy Intl

$324

American Airlines

Apr 29

JFK6:35 amNew York John F Kennedy Intl

10h 44m

1 stop

GEG2:19 pmSpokane

May 6

GEG6:05 amSpokane

11h 00m

2 stops

JFK8:05 pmNew York John F Kennedy Intl

$339

American Airlines

May 19

LGA7:29 amNew York LaGuardia

7h 54m

1 stop

GEG12:23 pmSpokane

Jun 2

GEG5:44 amSpokane

9h 15m

1 stop

LGA5:59 pmNew York LaGuardia

$358

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

New YorkSpokane

JFK - GEG

JFKGEG

New York John F Kennedy Intl

Thu 4/23

6:40 pm-11:34 pm

1 stop7h 54m

Spokane

Wed 4/29

2:10 pm-11:34 pm

1 stop6h 24m

$265

New YorkSpokane

LGA - GEG

LGAGEG

New York LaGuardia

Fri 5/29

4:30 pm-11:35 pm

2 stops10h 05m

Spokane

Mon 6/1

10:40 pm-9:45 am

1 stop8h 05m

$270

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Tue 4/21

3:00 pm-9:31 pm

1 stop9h 31m

Spokane

Tue 4/28

1:07 pm-11:55 pm

1 stop7h 48m

$271

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Sat 4/25

5:50 am-1:45 pm

2 stops10h 55m

Spokane

Sat 5/2

6:45 am-10:55 pm

2 stops13h 10m

$281

New YorkSpokane

JFK - GEG

JFKGEG

New York John F Kennedy Intl

Thu 4/23

2:29 pm-8:33 pm

1 stop9h 04m

Spokane

Sat 4/25

6:34 am-8:05 pm

2 stops10h 31m

$324

New YorkSpokane

JFK - GEG

JFKGEG

New York John F Kennedy Intl

Wed 4/29

6:35 am-2:19 pm

1 stop10h 44m

Spokane

Wed 5/6

6:05 am-8:05 pm

2 stops11h 00m

$339

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Mon 4/27

2:21 pm-9:11 pm

1 stop9h 50m

Spokane

Tue 5/12

1:41 pm-11:34 pm

1 stop6h 53m

$346

New YorkSpokane

JFK - GEG

JFKGEG

New York John F Kennedy Intl

Sat 8/29

4:29 pm-11:47 pm

1 stop10h 18m

Spokane

Sun 9/6

5:06 am-6:57 pm

1 stop10h 51m

$359

New YorkJackson

LGA - JAC

LGAJAC

New York LaGuardia

Fri 4/24

10:15 am-8:53 pm

2 stops12h 38m

Jackson Hole

Tue 4/28

7:00 am-5:23 pm

1 stop8h 23m

$376

New YorkJackson

JFK - JAC

JFKJAC

New York John F Kennedy Intl

Fri 9/4

5:26 pm-1:40 pm

1 stop22h 14m

Jackson Hole

Sat 9/12

3:20 pm-6:04 am

2 stops12h 44m

$420

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Pennsylvania to Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Idaho?

In general, September is the cheapest month to fly from Pennsylvania to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $358. If you don’t want to visit Idaho in September, then you should wait until August to fly from Pennsylvania, when ticket prices are also cheap, with an average price of $365.

What is the cheapest Pennsylvania to Idaho flight route?

Fly from Philadelphia to Boise Air Term. Gowen Fld for the best Pennsylvania - Idaho flight prices

How far in advance should I book a flight to Idaho?

You are more likely to see cheaper flights to Idaho from Pennsylvania when booking weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $453 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from Pennsylvania for as low as $313 on momondo.

What cabin class options are available on Pennsylvania to Idaho flights?

There is only 1 cabin class available to choose from on Pennsylvania to Idaho flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Pennsylvania to Idaho flights?

You could potentially save up to 8% on your flight if you consider stops on a Pennsylvania to Idaho flight.

Cheap Pennsylvania to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pennsylvania to Idaho

Fastest flight time	5h 01m
Direct flights	Every day
Airports in Idaho	27 airports

The fastest flight from Pennsylvania to Idaho takes 5h 01m

Direct flights go from Pennsylvania to Idaho every day.

There are 27 airports in Idaho. From Pennsylvania there are direct flights to Jackson Hole (JAC).

Search flight deals

Frequently asked questions about flying from Pennsylvania to Idaho

When did momondo last update prices for flights from Pennsylvania to Idaho?
Prices for flights from Pennsylvania to Idaho refresh daily.
How many operators does momondo search for flights from Pennsylvania to Idaho?
As of April 2026, there are 5 operators available to choose from for flights from Pennsylvania to Idaho.
How old do you have to be to fly from Pennsylvania to Idaho?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania to Idaho.
What documentation or ID do you need to fly to Idaho?
The travel and health documents required for your trip to Idaho can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Idaho. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Pennsylvania to Idaho

Compare and see reviews for airlines that fly from Pennsylvania to Idaho with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $175	Free Cancellation	Rating 7.9 8,368 reviews	Search Delta flights
American Airlines	PriceFrom $232	Free Cancellation	Rating 7.1 11,544 reviews	Search American Airlines flights
United Airlines	PriceFrom $237	Free Cancellation	Rating 7.4 9,529 reviews	Search United Airlines flights
Southwest	PriceFrom $361	Free Cancellation	Rating 8.0 4,335 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Pennsylvania to Idaho?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Pennsylvania to Idaho. momondo saves you time and could save you money on your trip.

Can I find flights from Pennsylvania to Idaho with flexible booking policies on momondo?

All flight searches from Pennsylvania to Idaho on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Pennsylvania to Idaho?

momondo provides multiple filters to help you find the best flight to Idaho from Pennsylvania. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Pennsylvania to Idaho right now. Can momondo alert me if prices change?

Price alerts on flights to Idaho from Pennsylvania are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.