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Boise

$86+ 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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BOI
May 28 — Jun 41
Thu 5/28
Thu 6/4
1 adult, Economy
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Cheap 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 April 28, 2026.

This Delta deal was found by Cheapflights users on 4/23. 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.
Tue 8/116:15 am
IAD
-
BOI
1 stop9h 48m
Delta
Tue 8/251:15 pm
BOI
-
IAD
1 stop8h 36m
Delta
Deal found 4/23$197
This Delta deal was found by Cheapflights users on 4/23. 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.
Tue 5/264:40 pm
DCA
-
BOI
1 stop9h 15m
Delta
Tue 6/22:23 pm
BOI
-
DCA
1 stop7h 04m
Delta
Deal found 4/23$197
This Delta deal was found by Cheapflights users on 4/23. 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.
Thu 5/283:08 pm
IAD
-
BOI
1 stop9h 20m
Delta
Tue 6/21:53 pm
BOI
-
IAD
1 stop8h 58m
Delta
Deal found 4/23$203
This Delta deal was found by Cheapflights users on 4/23. 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 5/274:00 pm
DCA
-
BOI
1 stop8h 28m
Delta
Thu 5/281:53 pm
BOI
-
DCA
1 stop7h 51m
Delta
Deal found 4/23$203
This Delta deal was found by Cheapflights users on 4/23. 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.
Thu 5/286:00 am
LGA
-
BOI
1 stop9h 18m
Delta
Wed 6/31:53 pm
BOI
-
LGA
1 stop7h 25m
Delta
Deal found 4/23$205
This Delta deal was found by Cheapflights users on 4/23. 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.
Thu 5/286:06 am
JFK
-
BOI
1 stop7h 50m
Delta
Wed 6/312:55 pm
BOI
-
JFK
1 stop9h 00m
Delta
Deal found 4/23$210
This Delta deal was found by Cheapflights users on 4/23. 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 5/2712:27 pm
DCA
-
BOI
2 stops12h 01m
Delta
Mon 6/111:39 pm
BOI
-
DCA
2 stops9h 53m
Delta
Deal found 4/23$214
This Delta deal was found by Cheapflights users on 4/23. 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 5/273:08 pm
IAD
-
BOI
1 stop9h 20m
Delta
Fri 5/2912:15 pm
BOI
-
IAD
1 stop10h 00m
Delta
Deal found 4/23$219
This Delta deal was found by Cheapflights users on 4/23. 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 5/274:00 pm
DCA
-
BOI
1 stop8h 28m
Delta
Fri 5/291:53 pm
BOI
-
DCA
1 stop6h 51m
Delta
Deal found 4/23$219
This Delta deal was found by Cheapflights users on 4/23. 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 6/101:42 pm
DCA
-
BOI
2 stops10h 22m
Delta
Wed 6/242:50 pm
BOI
-
DCA
1 stop6h 36m
Delta
Deal found 4/23$235
This Booking.com deal was found by Cheapflights users on 4/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/238:35 pm
PHL
-
BOI
1 stop17h 55m
Frontier
Tue 5/261:25 pm
BOI
-
PHL
1 stop14h 12m
Frontier
Deal found 4/23$238
This Delta deal was found by Cheapflights users on 4/23. 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.
Sat 6/66:00 am
LGA
-
BOI
1 stop8h 43m
Delta
Thu 6/112:04 pm
BOI
-
LGA
1 stop7h 19m
Delta
Deal found 4/23$240

Find flight deals from Pennsylvania to Boise

Keep the following information in mind while searching for Pennsylvania to Boise flight deals. Data was last updated April 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$197
(Delta)

One-way from

$86
(Booking.com)

Popular in

December

Cheapest in

September

Average price

$410
Provider with most accurate pricing for Philadelphia-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Boise Air Term. Gowen Fld flights.
Search Deals
From Pennsylvania to Boise Air Term. Gowen Fld
Search Deals
One-way flight from Pennsylvania to Boise Air Term. Gowen Fld
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 April 28, 2026.
Use the filters below to find and compare flights from Pennsylvania to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Tue 8/18

7:40 am-2:03 pm

1 stop8h 23m

Boise Air Term. Gowen Fld

Wed 8/26

3:25 pm-11:28 pm

1 stop6h 03m

$197

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Thu 6/4

4:06 pm-10:28 pm

1 stop8h 22m

Boise Air Term. Gowen Fld

Thu 6/11

6:08 pm-5:45 am

1 stop9h 37m

$250

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sat 9/12

6:15 am-11:25 am

1 stop7h 10m

Boise Air Term. Gowen Fld

Sat 9/26

7:05 pm-6:00 am

1 stop8h 55m

$263

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Thu 10/22

7:05 am-2:22 pm

1 stop9h 17m

Boise Air Term. Gowen Fld

Mon 10/26

12:42 pm-11:51 pm

1 stop9h 09m

$263

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Wed 7/22

6:46 pm-11:46 pm

1 stop7h 00m

Boise Air Term. Gowen Fld

Wed 7/29

12:20 pm-12:03 am

1 stop9h 43m

$263

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sun 5/24

6:00 am-1:18 pm

1 stop9h 18m

Boise Air Term. Gowen Fld

Mon 6/1

11:39 pm-9:16 am

1 stop7h 37m

$263

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Wed 5/27

4:40 pm-11:55 pm

1 stop9h 15m

Boise Air Term. Gowen Fld

Mon 6/1

11:39 pm-9:11 am

1 stop7h 32m

$263

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Wed 7/1

6:00 am-10:58 am

1 stop6h 58m

Boise Air Term. Gowen Fld

Mon 7/6

2:04 pm-11:44 pm

1 stop7h 40m

$263

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Thu 10/22

4:40 pm-11:52 pm

1 stop9h 12m

Boise Air Term. Gowen Fld

Mon 10/26

11:30 pm-9:12 am

1 stop7h 42m

$263

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sat 9/12

6:00 am-2:03 pm

2 stops10h 03m

Boise Air Term. Gowen Fld

Sat 9/26

2:45 pm-11:55 pm

1 stop7h 10m

$268

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 60 resultsSorted by cheapest first
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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

How far ahead should I book a flight from Pennsylvania to Boise?

The best time to book flights from Pennsylvania to Boise is 41 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 December is currently the most expensive (average of $308). 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.

How much does it cost to fly round-trip from Pennsylvania to Boise?

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 $263, Delta can have you in Boise from Pennsylvania in 7h 10m. Pennsylvania and Boise are separated by a distance of 2019 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 American Airlines. According to our data, you can fly for as low as $171. Users have also found prices from $171 and $173 on Delta and Southwest, respectively.

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

    The most popular route from Pennsylvania to Boise is Washington, D.C. Dulles Intl - Boise Air Term. Gowen Fld. You may also consider Newark - Boise Air Term. Gowen Fld or New York John F Kennedy Intl - 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 December is currently the most expensive (average of $308). 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 April 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$232Average$485FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$237Average$525FlexibilityNo cancel feeOn-time69%
DeltaCheapest$237Average$393FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$371Average$511FlexibilityNo cancel feeOn-time63%

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