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Pennsylvania

$111+ Cheap flights from Idaho to Pennsylvania

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PHL
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Idaho to Pennsylvania

Cheapest flights from Idaho to Pennsylvania
Explore the most affordable flight options available from Idaho to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/28. 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 3/75:40 am
BOI
-
JFK
1 stop7h 45m
Hawaiian Airlines
Sat 3/147:00 am
JFK
-
BOI
1 stop9h 58m
Hawaiian Airlines
Deal found 1/28$239
This Trip.com deal was found by Cheapflights users on 1/29. 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 2/2812:00 pm
GEG
-
JFK
1 stop7h 59m
Hawaiian Airlines
Sat 3/77:00 am
JFK
-
GEG
1 stop8h 29m
Hawaiian Airlines
Deal found 1/29$241
This Trip.com deal was found by Cheapflights users on 1/27. 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 2/286:28 am
BOI
-
JFK
1 stop10h 42m
Multiple Airlines
Sat 3/74:25 pm
JFK
-
BOI
1 stop9h 34m
Multiple Airlines
Deal found 1/27$245
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:28 am
BOI
-
IAD
1 stop8h 52m
Alaska Airlines
Tue 3/37:05 am
IAD
-
BOI
1 stop10h 03m
Alaska Airlines
Deal found 1/26$257
This Delta deal was found by Cheapflights users on 1/28. 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 2/285:15 pm
BOI
-
JFK
1 stop10h 54m
Delta
Sat 3/77:50 am
JFK
-
BOI
1 stop8h 09m
Delta
Deal found 1/28$257
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/182:37 pm
BOI
-
EWR
1 stop7h 09m
United Airlines
Wed 4/227:52 am
EWR
-
BOI
1 stop7h 39m
United Airlines
Deal found 1/27$257
This Alaska Airlines deal was found by Cheapflights users on 1/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/285:00 am
GEG
-
JFK
1 stop7h 25m
Alaska Airlines
Tue 3/34:25 pm
JFK
-
GEG
1 stop10h 34m
Alaska Airlines
Deal found 1/27$257
This Delta deal was found by Cheapflights users on 1/28. 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 2/1811:22 am
GEG
-
IAD
1 stop8h 48m
Delta
Wed 2/257:30 am
IAD
-
GEG
1 stop10h 28m
Delta
Deal found 1/28$257
This Delta deal was found by Cheapflights users on 1/28. 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 4/253:23 pm
BOI
-
DCA
1 stop6h 20m
Delta
Tue 4/284:39 pm
DCA
-
BOI
1 stop9h 38m
Delta
Deal found 1/28$257
This Delta deal was found by Cheapflights users on 1/28. 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 2/1812:48 pm
GEG
-
DCA
1 stop7h 44m
Delta
Wed 2/254:44 pm
DCA
-
GEG
1 stop10h 20m
Delta
Deal found 1/28$257
This Delta deal was found by Cheapflights users on 1/27. 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 3/312:48 pm
GEG
-
EWR
1 stop8h 05m
Delta
Sat 3/75:30 pm
EWR
-
GEG
1 stop8h 21m
Delta
Deal found 1/27$257
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:00 am
GEG
-
LGA
1 stop7h 13m
United Airlines
Wed 3/117:15 am
LGA
-
GEG
1 stop8h 26m
United Airlines
Deal found 1/28$257

Find flight deals from Idaho to Pennsylvania

Keep the following information in mind while searching for Idaho to Pennsylvania flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$239
(Kiwi.com)

One-way from

$111
(Frontier)

Popular in

December

Cheapest in

January

Average price

$346
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Philadelphia flights.
Search Deals
From Idaho to Pennsylvania
Search Deals
One-way flight from Idaho to Pennsylvania
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Pennsylvania 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 January 29, 2026.
Use the filters below to find and compare flights from Idaho to Pennsylvania that are best for you.

Fly from

Idaho

Fly to

Pennsylvania

Route

Depart

Return

Price

BoiseNew York

BOI - JFK

BOIJFK

Boise Air Term. Gowen Fld

Sat 3/7

5:40 am-3:25 pm

1 stop7h 45m

New York John F Kennedy Intl

Sat 3/14

7:00 am-2:58 pm

1 stop9h 58m

$239

SpokaneNew York

GEG - JFK

GEGJFK

Spokane

Sat 2/28

12:00 pm-10:59 pm

1 stop7h 59m

New York John F Kennedy Intl

Sat 3/7

4:25 pm-11:01 pm

1 stop9h 36m

$241

SpokaneNew York

GEG - JFK

GEGJFK

Spokane

Sat 2/28

12:00 pm-10:59 pm

1 stop7h 59m

New York John F Kennedy Intl

Sat 3/7

7:00 am-12:29 pm

1 stop8h 29m

$241

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 3/7

1:51 pm-11:10 pm

1 stop7h 19m

Washington, D.C. Dulles Intl

Sat 3/14

7:00 am-1:05 pm

1 stop8h 05m

$257

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 2/24

6:28 am-5:20 pm

1 stop8h 52m

Washington, D.C. Dulles Intl

Tue 3/3

7:05 am-3:08 pm

1 stop10h 03m

$257

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Wed 2/25

5:00 am-1:05 pm

1 stop6h 05m

Washington, D.C. Dulles Intl

Wed 3/4

2:36 pm-11:38 pm

1 stop11h 02m

$257

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 3/10

1:40 pm-12:27 am

1 stop8h 47m

Washington, D.C. Dulles Intl

Sat 3/14

7:00 am-4:00 pm

1 stop11h 00m

$257

SpokaneNew York

GEG - JFK

GEGJFK

Spokane

Sat 2/28

5:00 am-3:25 pm

1 stop7h 25m

New York John F Kennedy Intl

Wed 3/4

5:00 pm-10:51 pm

1 stop8h 51m

$257

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Wed 2/25

5:00 am-3:44 pm

1 stop7h 44m

Washington, D.C. Dulles Intl

Wed 3/4

12:35 pm-9:07 pm

1 stop11h 32m

$257

BoiseNew York

BOI - JFK

BOIJFK

Boise Air Term. Gowen Fld

Wed 2/25

3:01 pm-11:40 pm

1 stop6h 39m

New York John F Kennedy Intl

Wed 3/4

7:50 am-1:59 pm

1 stop8h 09m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

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

Have a flexible travel schedule? Discover the best time to fly to Pennsylvania from Idaho 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 Idaho to Pennsylvania

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

Currently, May is the cheapest month in which you can book a flight from Idaho to Pennsylvania (average of $130). Flying from Idaho to Pennsylvania in March is currently the most expensive (average of $342). 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.

Reviews of airlines servicing Pennsylvania

Get insights into the airlines that provide service to Pennsylvania. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pennsylvania. Reviews last updated January 29, 2026.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Idaho to Pennsylvania. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,128 reviews
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,215 reviews
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,205 reviews
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.7
Fair
3,056 reviews
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

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

  • How long is the flight from Idaho to Pennsylvania?

    For as low as $257, Hawaiian Airlines can have you in Pennsylvania from Idaho in 7h 19m. The distance between Idaho and Pennsylvania is about 2019 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $96. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Idaho to Pennsylvania for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho to Pennsylvania 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 Idaho to Pennsylvania?

    Currently, May is the cheapest month in which you can book a flight from Idaho to Pennsylvania (average of $130). Flying from Idaho to Pennsylvania in March is currently the most expensive (average of $342). 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

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Alternative routes for Idaho to Pennsylvania

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Idaho to Pennsylvania

Discover the top 5 airlines that operate flights from Idaho to Pennsylvania. 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$248FlexibilityNo cancel feeOn-time62%
DeltaCheapest$153Average$418FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$206Average$484FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$276Average$566FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$336Average$466FlexibilityNo cancel feeOn-time63%

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