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$91+ Cheap flights from Pennsylvania to Boise (BOI)

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BOI
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Cheap flight deals from Pennsylvania to Boise

Keep the following information in mind while searching for Pennsylvania to Boise flight deals. Data was last updated October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$171
(Frontier)

One-way from

$91
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$475
Provider with most accurate pricing for Philadelphia-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Boise Air Term. Gowen Fld flights.
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From Pennsylvania to Boise Air Term. Gowen Fld
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One-way flight from Pennsylvania to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 12% potential increase in price ($68 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Pennsylvania to Boise

Cheapest flights from Pennsylvania to Boise
Explore the most affordable flight options available from Pennsylvania to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2025.

This Frontier deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:00 pmDCA - BOI
1 stop24h 49mFrontier
Thu 12/1112:44 pmBOI - DCA
1 stop7h 15mFrontier
Deal found 10/19$171
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:00 pmDCA - BOI
1 stop24h 49mFrontier
Sun 12/712:44 pmBOI - DCA
1 stop21h 21mFrontier
Deal found 10/20$187
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/104:29 pmJFK - BOI
1 stop21h 20mMultiple Airlines
Mon 12/1510:41 pmBOI - JFK
1 stop28h 49mMultiple Airlines
Deal found 10/19$206
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1310:55 pmLGA - BOI
1 stop14h 54mFrontier
Sat 12/2012:54 pmBOI - LGA
1 stop7h 06mFrontier
Deal found 10/20$220
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/104:00 pmPHL - BOI
2 stops21h 49mFrontier
Sun 12/1412:44 pmBOI - PHL
1 stop14h 47mFrontier
Deal found 10/19$228
This Trip.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/64:29 pmJFK - BOI
1 stop21h 20mMultiple Airlines
Fri 12/128:25 amBOI - JFK
1 stop11h 36mMultiple Airlines
Deal found 10/20$245
This Kiwi.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:00 pmDCA - BOI
1 stop19h 48mFrontier
Thu 11/1312:33 pmBOI - DCA
1 stop7h 26mFrontier
Deal found 10/17$250
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/54:00 pmJFK - BOI
1 stop21h 48mFrontier
Sun 11/912:33 pmBOI - JFK
1 stop24h 27mFrontier
Deal found 10/20$250
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/111:00 pmJFK - BOI
2 stops24h 49mMultiple Airlines
Mon 12/1510:41 pmBOI - JFK
1 stop28h 49mMultiple Airlines
Deal found 10/19$262
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/104:29 pmJFK - BOI
1 stop21h 20mFrontier
Thu 12/1812:38 pmBOI - JFK
1 stop24h 42mFrontier
Deal found 10/19$265
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:15 amIAD - BOI
1 stop10h 50mDelta
Sat 11/151:50 pmBOI - IAD
1 stop9h 04mDelta
Deal found 10/20$285
This Kiwi.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:59 amJFK - BOI
1 stop10h 45mMultiple Airlines
Sun 12/712:44 pmBOI - JFK
1 stop24h 45mMultiple Airlines
Deal found 10/17$287

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pennsylvania to Boise 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, Cheapflights users made 2,558,603 searches. Data last updated October 20, 2025.
Use the filters below to find and compare flights from Pennsylvania to Boise that are best for you.

Fly from

Pennsylvania

Fly to

Boise

Route

Depart

Return

Price

New YorkBoise

JFK - BOI

JFKBOI

New York John F Kennedy Intl

Wed 12/10

4:29 pm-11:49 am

1 stop21h 20m

Boise Air Term. Gowen Fld

Fri 12/19

10:41 pm-5:30 am

1 stop28h 49m

$287

NewarkBoise

EWR - BOI

EWRBOI

Newark

Sat 12/13

7:00 am-2:18 pm

1 stop9h 18m

Boise Air Term. Gowen Fld

Wed 12/17

2:04 pm-11:03 pm

1 stop6h 59m

$289

NewarkBoise

EWR - BOI

EWRBOI

Newark

Wed 12/10

7:00 am-2:18 pm

1 stop9h 18m

Boise Air Term. Gowen Fld

Wed 12/17

2:04 pm-12:59 am

1 stop8h 55m

$289

NewarkBoise

EWR - BOI

EWRBOI

Newark

Tue 12/9

6:44 pm-12:09 am

1 stop7h 25m

Boise Air Term. Gowen Fld

Tue 12/16

2:04 pm-12:59 am

1 stop8h 55m

$289

NewarkBoise

EWR - BOI

EWRBOI

Newark

Sat 11/8

6:15 am-2:02 pm

1 stop9h 47m

Boise Air Term. Gowen Fld

Sat 11/15

1:49 pm-11:58 pm

1 stop8h 09m

$289

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Wed 2/11

7:15 am-12:18 pm

1 stop7h 03m

Boise Air Term. Gowen Fld

Sun 2/15

2:00 pm-11:16 pm

1 stop7h 16m

$301

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Wed 2/11

6:30 am-2:09 pm

1 stop9h 39m

Boise Air Term. Gowen Fld

Sun 2/15

3:00 pm-11:33 pm

1 stop6h 33m

$301

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Wed 2/11

6:15 am-2:09 pm

1 stop9h 54m

Boise Air Term. Gowen Fld

Sun 2/15

1:43 pm-12:22 am

1 stop8h 39m

$308

HarrisburgBoise

MDT - BOI

MDTBOI

Harrisburg

Fri 1/23

6:46 am-1:08 pm

1 stop8h 22m

Boise Air Term. Gowen Fld

Fri 2/6

3:13 pm-11:51 pm

1 stop6h 38m

$309

New YorkBoise

JFK - BOI

JFKBOI

New York John F Kennedy Intl

Tue 2/17

4:35 pm-11:50 pm

1 stop9h 15m

Boise Air Term. Gowen Fld

Sun 2/22

6:00 am-3:20 pm

1 stop7h 20m

$313

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/17

Showing 1-10 of 60 results
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Best time to book a flight from Pennsylvania to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Pennsylvania with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Pennsylvania to Boise

What is the cheapest month to book a flight from Pennsylvania to Boise?

Currently, September is the cheapest month in which you can book a flight from Pennsylvania to Boise (average of $88). Flying from Pennsylvania to Boise in February is currently the most expensive (average of $340). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PA to BOI?

Find hourly flight availability from Pennsylvania to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Pennsylvania to Boise at noon. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Pennsylvania to Boise?

Use this chart to determine the cheapest time to fly round-trip from Pennsylvania to Boise. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Pennsylvania to Boise flight should consider departing on Sunday afternoons when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boise from Pennsylvania?

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly into if you book a flight from Pennsylvania to Boise. It is only a 3.3 mi journey from Air Term. Gowen Fld (BOI) to Boise’s city center.

  • How long is the flight from Pennsylvania to Boise?

    For as low as $309, Delta can have you in Boise from Pennsylvania in 8h 22m. Pennsylvania and Boise are separated by a distance of 2023 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Pennsylvania to Boise one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $91. Users have also found prices from $145 and $145 on Delta and United Airlines, respectively.

  • What are the most popular routes from Pennsylvania to Boise?

    The most popular route from Pennsylvania to Boise is New York John F Kennedy Intl - Boise Air Term. Gowen Fld. You may also consider Washington, D.C. Dulles Intl - Boise Air Term. Gowen Fld or Newark - Boise Air Term. Gowen Fld.

  • Can I find deals for flights from Pennsylvania to Boise that include hotel bookings?

    Yes. In addition to deals on Pennsylvania to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pennsylvania to Boise?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to Boise.

  • Can I find deals for business class flights from Pennsylvania to Boise?

    Yes. Cheapflights offers flight deals from Pennsylvania to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pennsylvania to Boise?

    Currently, September is the cheapest month in which you can book a flight from Pennsylvania to Boise (average of $88). Flying from Pennsylvania to Boise in February is currently the most expensive (average of $340). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Ontario
Meridian
Nampa
Caldwell
McCall

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Alternative routes for Pennsylvania to Boise

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Pennsylvania to Boise

Discover the top 4 airlines that operate flights from Pennsylvania to Boise. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$232Average$472FlexibilityNo cancel feeOn-time71%
DeltaCheapest$277Average$481FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$324Average$623FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$358Average$432FlexibilityNo cancel feeOn-time63%

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