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Cheap flights from Pennsylvania to Idaho from $93

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to Idaho departing on 3/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Pennsylvania to Idaho

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
4:25 pm - 11:59 pm
JFK
-
BOI
9h 34m
1 stop
Alaska Airlines Logo
5:40 am - 3:25 pm
BOI
-
JFK
7h 45m
1 stop
$226Alaska Airlines
Sat, Feb 28 - Sat, Mar 7
Delta Logo
7:41 am - 4:15 pm
JFK
-
BOI
10h 34m
1 stop
Delta Logo
10:41 am - 10:15 pm
BOI
-
JFK
9h 34m
1 stop
$237Delta
Sat, Feb 28 - Sat, Mar 7
Delta Logo
1:25 pm - 8:55 pm
EWR
-
BOI
9h 30m
2 stops
Delta Logo
1:43 pm - 11:53 pm
BOI
-
EWR
8h 10m
1 stop
$242Delta
Sat, Feb 28 - Sat, Mar 7
Alaska Airlines Logo
5:30 pm - 10:51 pm
EWR
-
GEG
8h 21m
1 stop
Alaska Airlines Logo
8:29 pm - 6:59 am
GEG
-
EWR
7h 30m
1 stop
$247Alaska Airlines
Wed, Mar 4 - Tue, Mar 17
Alaska Airlines Logo
7:00 am - 3:33 pm
JFK
-
BOI
10h 33m
1 stop
Alaska Airlines Logo
2:57 pm - 7:20 am
BOI
-
JFK
14h 23m
1 stop
$247Alaska Airlines
Wed, Apr 29 - Wed, May 6
Delta Logo
7:18 am - 1:30 pm
IAD
-
JAC
8h 12m
1 stop
Delta Logo
1:35 pm - 11:41 pm
JAC
-
IAD
8h 06m
1 stop
$249Delta
Wed, Mar 18 - Wed, Mar 25
American Airlines Logo
8:10 am - 6:02 pm
JFK
-
BOI
11h 52m
1 stop
American Airlines Logo
6:33 pm - 7:00 am
BOI
-
JFK
10h 27m
1 stop
$257American Airlines
Tue, Mar 3 - Tue, Mar 10
American Airlines Logo
2:40 pm - 10:22 pm
JFK
-
BOI
9h 42m
1 stop
American Airlines Logo
6:33 pm - 7:00 am
BOI
-
JFK
10h 27m
1 stop
$273American Airlines
Tue, Mar 3 - Tue, Mar 10
United Airlines Logo
11:36 am - 9:22 pm
PHL
-
BOI
11h 46m
2 stops
United Airlines Logo
2:33 pm - 11:43 pm
BOI
-
PHL
7h 10m
1 stop
$312United Airlines
Wed, Apr 29 - Sat, May 2
United Airlines Logo
12:35 pm - 9:05 pm
IAD
-
JAC
10h 30m
1 stop
United Airlines Logo
4:25 pm - 12:37 am
JAC
-
IAD
6h 12m
1 stop
$349United Airlines
Tue, May 26 - Tue, Jun 2

Southwest flights from Pennsylvania to Idaho

Our best Southwest deals on Pennsylvania to Idaho flight tickets
Southwest
Mar 25
PHL5:30 amPhiladelphia
12h 20m
1 stop
BOI3:50 pmBoise Air Term. Gowen Fld
Mar 30
BOI4:20 pmBoise Air Term. Gowen Fld
6h 35m
1 stop
PHL12:55 amPhiladelphia
$402
Southwest
Mar 6
PHL5:10 pmPhiladelphia
10h 45m
2 stops
BOI1:55 amBoise Air Term. Gowen Fld
Mar 9
BOI4:20 pmBoise Air Term. Gowen Fld
6h 35m
1 stop
PHL12:55 amPhiladelphia
$412
Southwest
Mar 25
PHL5:30 amPhiladelphia
12h 20m
1 stop
BOI3:50 pmBoise Air Term. Gowen Fld
Mar 30
BOI5:25 amBoise Air Term. Gowen Fld
14h 20m
2 stops
PHL9:45 pmPhiladelphia
$413

American Airlines flights from Pennsylvania to Idaho

Our best American Airlines deals on Pennsylvania to Idaho flight tickets
American Airlines
Mar 3
JFK8:10 amNew York John F Kennedy Intl
11h 52m
1 stop
BOI6:02 pmBoise Air Term. Gowen Fld
Mar 10
BOI6:33 pmBoise Air Term. Gowen Fld
10h 27m
1 stop
JFK7:00 amNew York John F Kennedy Intl
$257
American Airlines
Feb 7
DCA8:40 amWashington, D.C. Reagan-National
10h 21m
1 stop
JAC5:01 pmJackson Hole
Feb 14
JAC1:08 pmJackson Hole
7h 52m
1 stop
DCA11:00 pmWashington, D.C. Reagan-National
$267
American Airlines
Feb 7
DCA5:55 amWashington, D.C. Reagan-National
10h 47m
2 stops
JAC2:42 pmJackson Hole
Feb 14
JAC1:08 pmJackson Hole
7h 52m
1 stop
DCA11:00 pmWashington, D.C. Reagan-National
$272

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Pennsylvania to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkBoise

JFK - BOI

JFKBOI

New York John F Kennedy Intl

Sat 2/28

4:25 pm-11:59 pm

1 stop9h 34m

Boise Air Term. Gowen Fld

Sat 3/7

5:40 am-3:25 pm

1 stop7h 45m

$226

New YorkBoise

JFK - BOI

JFKBOI

New York John F Kennedy Intl

Sat 2/28

7:41 am-4:15 pm

1 stop10h 34m

Boise Air Term. Gowen Fld

Sat 3/7

10:41 am-10:15 pm

1 stop9h 34m

$237

NewarkBoise

EWR - BOI

EWRBOI

Newark

Sat 2/28

1:25 pm-8:55 pm

2 stops9h 30m

Boise Air Term. Gowen Fld

Sat 3/7

1:43 pm-11:53 pm

1 stop8h 10m

$242

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Wed 3/4

5:30 pm-10:51 pm

1 stop8h 21m

Spokane

Tue 3/17

8:29 pm-6:59 am

1 stop7h 30m

$247

New YorkBoise

JFK - BOI

JFKBOI

New York John F Kennedy Intl

Wed 4/29

7:00 am-3:33 pm

1 stop10h 33m

Boise Air Term. Gowen Fld

Wed 5/6

2:57 pm-7:20 am

1 stop14h 23m

$247

Washington, D.C.Jackson

IAD - JAC

IADJAC

Washington, D.C. Dulles Intl

Wed 3/18

7:18 am-1:30 pm

1 stop8h 12m

Jackson Hole

Wed 3/25

1:35 pm-11:41 pm

1 stop8h 06m

$249

New YorkBoise

JFK - BOI

JFKBOI

New York John F Kennedy Intl

Tue 3/3

8:10 am-6:02 pm

1 stop11h 52m

Boise Air Term. Gowen Fld

Tue 3/10

6:33 pm-7:00 am

1 stop10h 27m

$257

New YorkBoise

JFK - BOI

JFKBOI

New York John F Kennedy Intl

Tue 3/3

2:40 pm-10:22 pm

1 stop9h 42m

Boise Air Term. Gowen Fld

Tue 3/10

6:33 pm-7:00 am

1 stop10h 27m

$273

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Wed 4/29

11:36 am-9:22 pm

2 stops11h 46m

Boise Air Term. Gowen Fld

Sat 5/2

2:33 pm-11:43 pm

1 stop7h 10m

$312

Washington, D.C.Jackson

IAD - JAC

IADJAC

Washington, D.C. Dulles Intl

Tue 5/26

12:35 pm-9:05 pm

1 stop10h 30m

Jackson Hole

Tue 6/2

4:25 pm-12:37 am

1 stop6h 12m

$349

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Idaho from

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

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 $359. 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 $472 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 $404 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 1% 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

4h 40m

Direct flights

Every day

Airports in Idaho

27 airports
The fastest flight from Pennsylvania to Idaho takes 4h 40m
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

  • 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?

  • 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
DeltaPriceFrom $193Free CancellationRating
7.9
8,138 reviews
Search Delta flights
United AirlinesPriceFrom $213Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
American AirlinesPriceFrom $232Free CancellationRating
7.2
11,216 reviews
Search American Airlines flights
SouthwestPriceFrom $358Free CancellationRating
8.0
4,272 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.

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