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$131+ Cheap flights from Idaho Falls (IDA) 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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — PHL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Idaho Falls to Pennsylvania

Keep the following information in mind while searching for Idaho Falls to Pennsylvania flight deals. Data was last updated September 11, 2025.

Round-trip from

$355
(American Airlines)

One-way from

$131
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$1,023
From Idaho Falls Fanning Field to Pennsylvania
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One-way flight from Idaho Falls Fanning Field to Pennsylvania
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Highest demand for flights based on searches. 19% potential increase in price ($168 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($52 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Idaho Falls to Pennsylvania

Cheapest flights from Idaho Falls to Pennsylvania
Explore the most affordable flight options available from Idaho Falls to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 11/112:55 pmIDA - LGA
1 stop7h 30mAmerican Airlines
Tue 11/46:59 amLGA - IDA
1 stop8h 29mAmerican Airlines
Deal found 9/10$355
This SmartFares deal was found by Cheapflights users on 9/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:05 amIDA - EWR
1 stop9h 01mHawaiian Airlines
Tue 11/117:30 amEWR - IDA
1 stop9h 43mHawaiian Airlines
Deal found 9/9$385
This United Airlines deal was found by Cheapflights users on 9/10. 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 11/18:30 amIDA - LGA
2 stops11h 16mUnited Airlines
Tue 11/412:09 pmLGA - IDA
1 stop7h 37mUnited Airlines
Deal found 9/10$387
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/2410:57 pmIDA - EWR
1 stop29h 25mMultiple Airlines
Sun 10/266:00 pmEWR - IDA
2 stops20h 49mMultiple Airlines
Deal found 9/9$387
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 11/13:50 pmIDA - JFK
1 stop23h 39mAlaska Airlines
Tue 11/47:00 amJFK - IDA
1 stop10h 13mAlaska Airlines
Deal found 9/10$388
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 10/184:15 pmIDA - PHL
1 stop11h 25mAlaska Airlines
Tue 11/117:12 pmPHL - IDA
1 stop22h 01mAlaska Airlines
Deal found 9/10$388
This Hawaiian Airlines deal was found by Cheapflights users on 9/10. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:05 amIDA - EWR
1 stop9h 01mHawaiian Airlines
Tue 11/47:30 amEWR - IDA
1 stop9h 43mHawaiian Airlines
Deal found 9/10$397
This Delta deal was found by Cheapflights users on 9/9. 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 11/86:53 pmIDA - PHL
2 stops12h 32mDelta
Wed 11/1210:30 amPHL - IDA
2 stops13h 49mDelta
Deal found 9/9$399
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 10/184:15 pmIDA - PHL
1 stop11h 25mAlaska Airlines
Mon 10/277:02 amPHL - IDA
1 stop10h 11mAlaska Airlines
Deal found 9/10$403
This Delta deal was found by Cheapflights users on 9/9. 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.
Mon 11/36:53 pmIDA - EWR
2 stops12h 43mDelta
Tue 11/116:51 amEWR - IDA
1 stop17h 28mDelta
Deal found 9/9$409
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 11/173:50 pmIDA - IAD
1 stop12h 33mAlaska Airlines
Wed 11/197:43 amIAD - IDA
1 stop9h 30mAlaska Airlines
Deal found 9/10$413
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 10/204:15 pmIDA - IAD
1 stop13h 18mAlaska Airlines
Fri 10/247:41 pmIAD - IDA
1 stop21h 57mAlaska Airlines
Deal found 9/10$414

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls 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 September 11, 2025.
Use the filters below to find and compare flights from Idaho Falls to Pennsylvania that are best for you.

Fly from

Idaho Falls

Fly to

Pennsylvania

Route

Depart

Return

Price

Idaho FallsPittsburgh

IDA - PIT

IDAPIT

Idaho Falls Fanning Field

Tue 3/3

6:00 am-4:44 pm

1 stop8h 44m

Pittsburgh

Wed 3/4

5:30 pm-10:21 pm

1 stop6h 51m

$363

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

Mon 11/3

6:05 am-5:06 pm

1 stop9h 01m

Newark

Tue 11/11

7:30 am-3:13 pm

1 stop9h 43m

$385

Idaho FallsNew York

IDA - JFK

IDAJFK

Idaho Falls Fanning Field

Sat 11/1

3:50 pm-5:29 pm

1 stop23h 39m

New York John F Kennedy Intl

Tue 11/4

7:00 am-3:13 pm

1 stop10h 13m

$388

Idaho FallsPhiladelphia

IDA - PHL

IDAPHL

Idaho Falls Fanning Field

Sat 10/18

4:15 pm-5:40 am

1 stop11h 25m

Philadelphia

Tue 11/11

7:12 pm-3:13 pm

1 stop22h 01m

$388

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

Sat 11/1

6:05 am-5:06 pm

1 stop9h 01m

Newark

Tue 11/4

7:30 am-3:13 pm

1 stop9h 43m

$397

Idaho FallsPhiladelphia

IDA - PHL

IDAPHL

Idaho Falls Fanning Field

Sat 11/8

6:53 pm-9:25 am

2 stops12h 32m

Philadelphia

Wed 11/12

10:30 am-10:19 pm

2 stops13h 49m

$399

Idaho FallsPhiladelphia

IDA - PHL

IDAPHL

Idaho Falls Fanning Field

Sat 10/18

4:15 pm-5:40 am

1 stop11h 25m

Philadelphia

Mon 10/27

7:02 am-3:13 pm

1 stop10h 11m

$403

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

Mon 11/3

6:53 pm-9:36 am

2 stops12h 43m

Newark

Tue 11/11

6:51 am-10:19 pm

1 stop17h 28m

$409

Idaho FallsWashington, D.C.

IDA - IAD

IDAIAD

Idaho Falls Fanning Field

Mon 11/17

3:50 pm-6:23 am

1 stop12h 33m

Washington, D.C. Dulles Intl

Wed 11/19

7:43 am-3:13 pm

1 stop9h 30m

$413

Idaho FallsWashington, D.C.

IDA - IAD

IDAIAD

Idaho Falls Fanning Field

Tue 11/18

3:50 pm-6:23 am

1 stop12h 33m

Washington, D.C. Dulles Intl

Sun 11/23

6:34 pm-2:37 pm

1 stop22h 03m

$413

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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

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

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

Currently, August is the cheapest month in which you can book a flight from Idaho Falls to Pennsylvania (average of $236). Flying from Idaho Falls to Pennsylvania in March is currently the most expensive (average of $295). 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 IDA to PA?

Find hourly flight availability from Idaho Falls 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 September 11, 2025.

When flying from Idaho Falls to Pennsylvania, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 September 11, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Idaho Falls to Pennsylvania. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Pennsylvania. 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 from for flights from Idaho Falls to Pennsylvania?

    Idaho Falls Fanning Field (IDA), located 3.8 mi from the city center, is the airport you fly out of when you book flights from Idaho Falls to Pennsylvania.

  • How long is the flight from Idaho Falls to Pennsylvania?

    Airlines like Delta, Hawaiian Airlines, and Alaska Airlines fly from Idaho Falls to Pennsylvania in about 8h 44m. The time it takes to get you to your destination can typically vary by up to 14h 55m. Airlines will cover a distance of 1636 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 Falls to Pennsylvania one-way?

    The cheapest airlines for a one-way flight from Idaho Falls to Pennsylvania are Delta ($178), United Airlines ($200), and Alaska Airlines ($210).

  • What are the most popular routes from Idaho Falls to Pennsylvania?

    When deciding which route to take from Idaho Falls to Pennsylvania consider Idaho Falls Fanning Field - Newark, Idaho Falls Fanning Field - Washington, D.C. Reagan-National or Idaho Falls Fanning Field - Washington, D.C. Dulles Intl as they are the most popular.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Idaho Falls to Pennsylvania (average of $236). Flying from Idaho Falls to Pennsylvania in March is currently the most expensive (average of $295). 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 Falls to Pennsylvania

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Top 3 airlines flying from Idaho Falls to Pennsylvania

Discover the top 3 airlines that operate flights from Idaho Falls 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$334Average$395FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$454Average$595FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$502Average$790FlexibilityNo cancel feeOn-time69%

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