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$168+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — PHL
May 28 — Jun 41
Wed 5/28
Wed 6/4
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 May 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$393
(United Airlines)

One-way from

$168
(American Airlines)

Popular in

December

Cheapest in

April

Average price

$622
Provider with most accurate pricing for Idaho Falls Fanning Field-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Philadelphia flights.
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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. 20% potential increase in price ($175 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 23, 2025.

This United Airlines deal was found by Cheapflights users on 5/22. 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.
Thu 10/235:00 amIDA - IAD
1 stop6h 28mUnited Airlines
Sat 11/14:08 pmIAD - IDA
1 stop7h 00mUnited Airlines
Deal found 5/22$393
This American Airlines deal was found by Cheapflights users on 5/21. 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 11/121:50 pmIDA - PHL
1 stop9h 04mAmerican Airlines
Mon 11/173:40 pmPHL - IDA
1 stop8h 21mAmerican Airlines
Deal found 5/21$399
This Delta deal was found by Cheapflights users on 5/22. 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.
Fri 11/76:50 pmIDA - EWR
1 stop9h 20mDelta
Sat 11/1510:25 amEWR - IDA
2 stops13h 55mDelta
Deal found 5/22$401
This Alaska Airlines deal was found by Cheapflights users on 5/22. 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.
Thu 9/256:13 amIDA - EWR
1 stop10h 16mAlaska Airlines
Mon 9/297:29 pmEWR - IDA
1 stop21h 54mAlaska Airlines
Deal found 5/22$417
This Delta deal was found by Cheapflights users on 5/22. 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 7/86:52 pmIDA - LGA
2 stops11h 57mDelta
Tue 7/1511:59 amLGA - IDA
2 stops12h 30mDelta
Deal found 5/22$428
This Delta deal was found by Cheapflights users on 5/21. 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.
Fri 8/16:52 pmIDA - PHL
1 stop8h 58mDelta
Sat 8/95:00 pmPHL - IDA
1 stop7h 29mDelta
Deal found 5/21$429
This Alaska Airlines deal was found by Cheapflights users on 5/22. 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.
Thu 10/234:15 pmIDA - IAD
1 stop13h 18mAlaska Airlines
Sat 11/14:15 pmIAD - IDA
2 stops33h 23mAlaska Airlines
Deal found 5/22$434
This Delta deal was found by Cheapflights users on 5/22. 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.
Fri 6/66:50 pmIDA - JFK
1 stop9h 37mDelta
Tue 6/106:45 amJFK - IDA
1 stop9h 39mDelta
Deal found 5/22$441
This Delta deal was found by Cheapflights users on 5/22. 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 6/126:00 amIDA - DCA
1 stop8h 34mDelta
Sat 6/145:45 pmDCA - IDA
1 stop7h 10mDelta
Deal found 5/22$441
This American Airlines deal was found by Cheapflights users on 5/22. 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.
Thu 8/77:00 amIDA - JFK
1 stop8h 30mAmerican Airlines
Mon 8/1112:47 pmJFK - IDA
1 stop10h 32mAmerican Airlines
Deal found 5/22$447
This American Airlines deal was found by Cheapflights users on 5/22. 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.
Thu 8/712:46 pmIDA - EWR
1 stop9h 13mAmerican Airlines
Mon 8/117:33 pmEWR - IDA
1 stop18h 37mAmerican Airlines
Deal found 5/22$449
This American Airlines deal was found by Cheapflights users on 5/22. 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.
Tue 7/86:51 amIDA - LGA
1 stop7h 09mAmerican Airlines
Tue 7/156:30 amLGA - IDA
1 stop8h 47mAmerican Airlines
Deal found 5/22$451

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 May 23, 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 FallsWashington, D.C.

IDA - IAD

IDAIAD

Idaho Falls Fanning Field

Thu 10/23

5:00 am-1:28 pm

1 stop6h 28m

Washington, D.C. Dulles Intl

Sat 11/1

4:08 pm-9:08 pm

1 stop7h 00m

$393

Idaho FallsPhiladelphia

IDA - PHL

IDAPHL

Idaho Falls Fanning Field

Wed 11/12

1:50 pm-12:54 am

1 stop9h 04m

Philadelphia

Mon 11/17

3:40 pm-10:01 pm

1 stop8h 21m

$399

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

Fri 11/7

6:50 pm-6:10 am

1 stop9h 20m

Newark

Sat 11/15

10:25 am-10:20 pm

2 stops13h 55m

$401

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

Thu 9/25

6:13 am-6:29 pm

1 stop10h 16m

Newark

Mon 9/29

7:29 pm-3:23 pm

1 stop21h 54m

$417

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Tue 7/8

6:52 pm-8:49 am

2 stops11h 57m

New York LaGuardia

Tue 7/15

11:59 am-10:29 pm

2 stops12h 30m

$428

Idaho FallsPhiladelphia

IDA - PHL

IDAPHL

Idaho Falls Fanning Field

Fri 8/1

6:52 pm-5:50 am

1 stop8h 58m

Philadelphia

Sat 8/9

5:00 pm-10:29 pm

1 stop7h 29m

$429

Idaho FallsWashington, D.C.

IDA - IAD

IDAIAD

Idaho Falls Fanning Field

Thu 10/23

4:15 pm-7:33 am

1 stop13h 18m

Washington, D.C. Dulles Intl

Sat 11/1

4:15 pm-11:38 pm

2 stops33h 23m

$434

Idaho FallsNew York

IDA - JFK

IDAJFK

Idaho Falls Fanning Field

Fri 6/6

6:50 pm-6:27 am

1 stop9h 37m

New York John F Kennedy Intl

Tue 6/10

6:45 am-2:24 pm

1 stop9h 39m

$441

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

Thu 6/12

6:00 am-4:34 pm

1 stop8h 34m

Washington, D.C. Reagan-National

Sat 6/14

5:45 pm-10:55 pm

1 stop7h 10m

$441

Idaho FallsNew York

IDA - JFK

IDAJFK

Idaho Falls Fanning Field

Thu 8/7

7:00 am-5:30 pm

1 stop8h 30m

New York John F Kennedy Intl

Mon 8/11

12:47 pm-9:19 pm

1 stop10h 32m

$447

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/22

Showing 1-10 of 38 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 May 23, 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.

Rainfall in Pennsylvania by month

Plan your trip to Pennsylvania by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Pennsylvania ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Pennsylvania when rainfall is around 2.7 in.

Temperature in Pennsylvania by month

Plan your trip to Pennsylvania by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Pennsylvania, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 May 23, 2025.
See what other customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Idaho Falls to Pennsylvania have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,450 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,745 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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 American Airlines ($168), Delta ($173), and Alaska Airlines ($199).

  • 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 - New York LaGuardia, Idaho Falls Fanning Field - New York John F Kennedy Intl 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.

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Alternative routes for Idaho Falls to Pennsylvania

See prices for flight routes from nearby airports that may be better suited for you.
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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 May 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$334Average$395FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$364Average$644FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$364Average$761FlexibilityNo cancel feeOn-time69%

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