HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Pennsylvania

$85+ 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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PHL
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho to Pennsylvania with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find 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 October 30, 2025.

This Frontier deal was found by Cheapflights users on 10/30. 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.
Fri 12/512:44 pmBOI - LGA
1 stop7h 16mFrontier
Sat 12/1310:55 pmLGA - BOI
1 stop14h 54mFrontier
Deal found 10/30$144
This Frontier deal was found by Cheapflights users on 10/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:44 pmBOI - JFK
1 stop24h 45mFrontier
Sat 12/134:29 pmJFK - BOI
1 stop21h 20mFrontier
Deal found 10/29$171
This Frontier deal was found by Cheapflights users on 10/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:08 pmGEG - JFK
1 stop24h 21mFrontier
Wed 12/104:29 pmJFK - GEG
1 stop21h 44mFrontier
Deal found 10/28$171
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/612:03 pmGEG - JFK
1 stop23h 57mFrontier
Wed 11/124:00 pmJFK - GEG
1 stop22h 08mFrontier
Deal found 10/28$185
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 12/510:41 pmBOI - LGA
2 stops21h 19mMultiple Airlines
Sat 12/1310:55 pmLGA - BOI
1 stop14h 54mMultiple Airlines
Deal found 10/30$211
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/269:22 pmBOI - LGA
2 stops23h 46mMultiple Airlines
Wed 12/310:55 pmLGA - BOI
1 stop14h 54mMultiple Airlines
Deal found 10/29$245
This Frontier deal was found by Cheapflights users on 10/30. 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.
Fri 12/512:44 pmBOI - JFK
1 stop24h 45mFrontier
Sat 12/134:29 pmJFK - BOI
1 stop21h 20mFrontier
Deal found 10/30$247
This Delta deal was found by Cheapflights users on 10/28. 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 12/37:17 pmGEG - JFK
1 stop8h 16mDelta
Sat 12/136:29 amJFK - GEG
1 stop8h 41mDelta
Deal found 10/28$259
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/34:35 pmGEG - EWR
1 stop9h 39mDelta
Sat 12/136:00 amEWR - GEG
1 stop9h 02mDelta
Deal found 10/29$259
This American Airlines deal was found by Cheapflights users on 10/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:14 pmGEG - LGA
1 stop7h 33mAmerican Airlines
Sat 12/137:00 amLGA - GEG
1 stop8h 30mAmerican Airlines
Deal found 10/29$259
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Wed 11/269:22 pmBOI - JFK
2 stops12h 44mMultiple Airlines
Wed 12/34:29 pmJFK - BOI
1 stop21h 20mMultiple Airlines
Deal found 10/28$261
This Delta deal was found by Cheapflights users on 10/28. 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 12/39:50 amGEG - LGA
2 stops10h 17mDelta
Sat 12/136:00 amLGA - GEG
1 stop9h 02mDelta
Deal found 10/28$264

Cheap flight deals from Idaho to Pennsylvania

Keep the following information in mind while searching for Idaho to Pennsylvania flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$144
(Frontier)

One-way from

$85
(Frontier)

Popular in

October

Cheapest in

January

Average price

$672
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. 7% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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 October 30, 2025.
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

SpokaneNew York

GEG - JFK

GEGJFK

Spokane

Thu 11/6

12:03 pm-3:00 pm

1 stop23h 57m

New York John F Kennedy Intl

Wed 11/12

4:00 pm-11:08 am

1 stop22h 08m

$185

SpokaneNewark

GEG - EWR

GEGEWR

Spokane

Tue 3/3

7:30 am-7:02 pm

1 stop8h 32m

Newark

Wed 3/4

3:45 pm-10:44 pm

1 stop9h 59m

$258

SpokaneNew York

GEG - JFK

GEGJFK

Spokane

Wed 12/3

7:17 pm-6:33 am

1 stop8h 16m

New York John F Kennedy Intl

Sat 12/13

6:29 am-12:10 pm

1 stop8h 41m

$259

SpokaneNewark

GEG - EWR

GEGEWR

Spokane

Wed 12/3

4:35 pm-5:14 am

1 stop9h 39m

Newark

Sat 12/13

6:00 am-12:02 pm

1 stop9h 02m

$259

BoiseNew York

BOI - JFK

BOIJFK

Boise Air Term. Gowen Fld

Wed 11/26

9:22 pm-12:06 pm

2 stops12h 44m

New York John F Kennedy Intl

Wed 12/3

4:29 pm-11:49 am

1 stop21h 20m

$261

SpokaneNew York

GEG - LGA

GEGLGA

Spokane

Wed 12/3

9:50 am-11:07 pm

2 stops10h 17m

New York LaGuardia

Sat 12/13

6:00 am-12:02 pm

1 stop9h 02m

$264

SpokaneNew York

GEG - JFK

GEGJFK

Spokane

Fri 12/5

5:51 am-7:29 pm

1 stop10h 38m

New York John F Kennedy Intl

Wed 12/10

4:35 pm-11:59 pm

1 stop10h 24m

$288

SpokaneNew York

GEG - LGA

GEGLGA

Spokane

Sat 1/24

5:00 am-3:46 pm

1 stop7h 46m

New York LaGuardia

Mon 1/26

6:15 am-11:39 am

1 stop8h 24m

$289

SpokaneNew York

GEG - LGA

GEGLGA

Spokane

Wed 12/3

1:14 pm-11:47 pm

1 stop7h 33m

New York LaGuardia

Thu 12/4

12:30 pm-8:57 pm

1 stop11h 27m

$289

SpokaneNew York

GEG - JFK

GEGJFK

Spokane

Wed 11/26

1:16 pm-1:08 am

1 stop8h 52m

New York John F Kennedy Intl

Wed 12/3

7:00 am-12:30 pm

1 stop8h 30m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 60 results
1
2
3
...
6

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 December is currently the most expensive (average of $359). 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 ID to PA?

Find hourly flight availability from Idaho to Pennsylvania. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 37% on flights from Idaho to Pennsylvania by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Idaho to Pennsylvania. Price data was last updated on October 20, 2024.

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

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 October 30, 2025.
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
4,243 reviews

Food

7.0

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,243 reviews
Southwest
8.0
Very good
4,243 reviews

Food

7.0

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,998 reviews
Southwest
8.0
Very good
4,243 reviews

Food

7.0

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,998 reviews
Southwest
8.0
Very good
4,243 reviews

Food

7.0

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,035 reviews
Southwest
8.0
Very good
4,243 reviews

Food

7.0

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,122 reviews
Southwest
8.0
Very good
4,243 reviews

Food

7.0

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 $259, Frontier can have you in Pennsylvania from Idaho in 8h 16m. The distance between Idaho and Pennsylvania is about 2191 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 $105. However, be on the lookout for offers from Alaska Airlines and American Airlines, 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 December is currently the most expensive (average of $359). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho to Pennsylvania

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Fort Lauderdale flights
Los Angeles to John F Kennedy Intl flights
John F Kennedy Intl to Miami flights
Newark to Miami flights
John F Kennedy Intl to Orlando flights
John F Kennedy Intl to Los Angeles flights
Newark to Fort Lauderdale flights
Dallas/Fort Worth to John F Kennedy Intl flights
LaGuardia to Fort Lauderdale flights
LaGuardia to Miami flights
John F Kennedy Intl to Dallas/Fort Worth flights
Dallas/Fort Worth to LaGuardia flights
LaGuardia to Dallas/Fort Worth flights
Newark to Dallas/Fort Worth flights
Dallas/Fort Worth to Las Vegas flights
John F Kennedy Intl to Las Vegas flights
San Francisco to John F Kennedy Intl flights
O'Hare Intl to John F Kennedy Intl flights
Newark to Los Angeles flights
John F Kennedy Intl to O'Hare Intl flights
Dallas/Fort Worth to Newark flights
John F Kennedy Intl to San Francisco flights
Los Angeles to Dallas/Fort Worth flights
John F Kennedy Intl to West Palm Beach flights
Los Angeles to Newark flights
San Francisco to Los Angeles flights
Seattle to Los Angeles flights
Newark to Orlando flights
San Francisco to Newark flights
Newark to Las Vegas flights
Los Angeles to San Francisco flights
Fort Lauderdale to Newark flights
Los Angeles to Seattle flights
Atlanta to John F Kennedy Intl flights
Los Angeles to Honolulu flights
Los Angeles to LaGuardia flights
San Francisco to Las Vegas flights
John F Kennedy Intl to Tampa flights
LaGuardia to Hobby flights
John F Kennedy Intl to Atlanta flights
Newark to San Francisco flights
Hobby to Newark flights
Fort Lauderdale to John F Kennedy Intl flights
Dulles Intl to Dallas/Fort Worth flights
LaGuardia to Orlando flights
Dallas/Fort Worth to Los Angeles flights
LaGuardia to Tampa flights
Newark to West Palm Beach flights
Newark to Tampa flights
Hobby to LaGuardia flights

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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$248FlexibilityNo cancel feeOn-time62%
DeltaCheapest$200Average$426FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$206Average$494FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$308Average$602FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$336Average$488FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.