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 32% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 5 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 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 09m on average. Another popular route from Pennsylvania to Idaho is flying from Philadelphia to Boise, which will take roughly 6h 54m. 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 2025, 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.

$126 Cheap Flights from Pennsylvania to Idaho in 2025

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0 bags

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Find the cheapest flights from Pennsylvania to Idaho

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Pennsylvania to Idaho.

5:00 pm - 10:50 pmJFK-GEG

8h 50m1 stop

7:00 am - 4:55 pmGEG-JFK

6h 55m1 stop

$245Delta

Find Deal

Tue, May 27 - Sat, May 31

6:35 pm - 11:15 pmEWR-GEG

7h 40m1 stop

1:00 pm - 12:10 amGEG-EWR

8h 10m1 stop

$245Delta

Find Deal

Tue, May 20 - Sat, May 24

7:20 am - 2:26 pmJFK-GEG

10h 06m1 stop

5:49 pm - 6:00 amGEG-JFK

9h 11m1 stop

$267Alaska Airlines

Find Deal

Tue, May 6 - Tue, May 6

7:20 am - 12:31 pmJFK-GEG

8h 11m1 stop

11:30 am - 10:59 pmGEG-JFK

8h 29m1 stop

$273Alaska Airlines

Find Deal

Wed, Apr 30 - Sat, May 3

8:29 am - 1:11 pmLGA-GEG

7h 42m1 stop

1:51 pm - 11:45 pmGEG-LGA

6h 54m1 stop

$275American Airlines

Find Deal

Wed, Jun 11 - Fri, Jun 13

6:05 am - 12:35 pmEWR-GEG

9h 30m1 stop

6:25 pm - 5:36 amGEG-EWR

8h 11m1 stop

$280United Airlines

Find Deal

Tue, Jul 8 - Tue, Jul 15

8:30 am - 12:35 pmLGA-GEG

7h 05m1 stop

6:02 am - 5:29 pmGEG-LGA

8h 27m1 stop

$301American Airlines

Find Deal

Sat, Oct 4 - Wed, Oct 8

1:35 pm - 11:00 pmPHL-GEG

12h 25m2 stops

6:10 am - 9:55 pmGEG-PHL

12h 45m2 stops

$353Southwest

Find Deal

Thu, Sep 4 - Mon, Sep 8

6:15 am - 2:41 pmPHL-GEG

11h 26m2 stops

3:25 pm - 9:45 amGEG-PHL

15h 20m2 stops

$364United Airlines

Find Deal

Tue, May 6 - Tue, May 20

5:00 pm - 11:55 pmLGA-GEG

9h 55m2 stops

9:10 am - 11:20 pmGEG-LGA

11h 10m2 stops

$429Southwest

Find Deal

Mon, Aug 4 - Sat, Aug 9

Delta flights from Pennsylvania to Idaho

Our best Delta deals on Pennsylvania to Idaho flight tickets

Delta

May 27

JFK5:00 pmNew York John F Kennedy Intl

8h 50m

1 stop

GEG10:50 pmSpokane

May 31

GEG7:00 amSpokane

6h 55m

1 stop

JFK4:55 pmNew York John F Kennedy Intl

$245

Find similar

Delta

May 20

EWR3:00 pmNewark

11h 15m

2 stops

GEG11:15 pmSpokane

May 24

GEG1:00 pmSpokane

8h 10m

1 stop

EWR12:10 amNewark

$250

Find similar

Delta

Jul 19

EWR3:00 pmNewark

7h 29m

1 stop

GEG7:29 pmSpokane

Jul 23

GEG7:07 pmSpokane

8h 01m

1 stop

EWR6:08 amNewark

$251

Find similar

United Airlines flights from Pennsylvania to Idaho

Our best United Airlines deals on Pennsylvania to Idaho flight tickets

United Airlines

Jul 8

EWR6:05 amNewark

9h 30m

1 stop

GEG12:35 pmSpokane

Jul 15

GEG6:25 pmSpokane

8h 11m

1 stop

EWR5:36 amNewark

$280

Find similar

United Airlines

May 6

PHL6:15 amPhiladelphia

11h 26m

2 stops

GEG2:41 pmSpokane

May 20

GEG3:25 pmSpokane

15h 20m

2 stops

PHL9:45 amPhiladelphia

$364

Find similar

United Airlines

Aug 23

EWR4:00 pmNewark

10h 15m

1 stop

GEG11:15 pmSpokane

Aug 30

GEG5:35 amSpokane

8h 55m

2 stops

EWR5:30 pmNewark

$366

Find similar

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 $402. If you don’t want to visit Idaho in September, then you should wait until March to fly from Pennsylvania, when ticket prices are also cheap, with an average price of $418.

What is the cheapest day to depart on your flight to Idaho?

Our data shows that Tuesday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $421. On the other hand, Sunday is the most expensive day to depart from Pennsylvania because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $618.

What is the cheapest time of day to depart on your flight to Idaho?

According to our data, the cheapest time of day to fly to Idaho is at noon. momondo users have found flights departing from Pennsylvania to Idaho at noon for as low as $302. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Idaho, so prices are often more expensive at around $655 per ticket.

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 19 weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $511 when searching 19 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 $270 on momondo.

Cheap Pennsylvania to Idaho flight deals and tips

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

Best Price Found	$126
Fastest flight time	4h 50m
Direct flights	Every day
Airports in Idaho	2 airports

The best one-way flight to Idaho from Pennsylvania in the past 72 hours is $126. The best round-trip flight deal from Pennsylvania to Idaho found on momondo in the last 72 hours is $245.

The fastest flight from Pennsylvania to Idaho takes 4h 50m

Direct flights go from Pennsylvania to Idaho every day.

There are 2 airports near Idaho: Spokane (GEG), Jackson Hole (JAC)

Search flight deals

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 2025, 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
Spirit Airlines	PriceFrom $160	Free Cancellation	Rating 6.3 7,926 reviews	Search Spirit Airlines flights
United Airlines	PriceFrom $213	Free Cancellation	Rating 7.4 8,667 reviews	Search United Airlines flights
American Airlines	PriceFrom $288	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $308	Free Cancellation	Rating 8.0 7,916 reviews	Search Delta flights
Southwest	PriceFrom $362	Free Cancellation	Rating 8.0 4,280 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.