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Idaho Falls

$169+ Cheap flights from Pennsylvania to Idaho Falls (IDA)

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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — IDA
Apr 27 — May 41
Sun 4/27
Sun 5/4
1 adult, Economy
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Cheap flight deals from Pennsylvania to Idaho Falls

Keep the following information in mind while searching for Pennsylvania to Idaho Falls flight deals. Data was last updated April 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$322
(Lucky2Go)

One-way from

$169
(Delta)

Popular in

April

Cheapest in

February

Average price

$832
Provider with most accurate pricing for Philadelphia-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Idaho Falls Fanning Field flights.
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From Pennsylvania to Idaho Falls Fanning Field
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One-way flight from Pennsylvania to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 16% potential increase in price ($126 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Pennsylvania to Idaho Falls

Cheapest flights from Pennsylvania to Idaho Falls
Explore the most affordable flight options available from Pennsylvania to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

This Lucky2Go deal was found by Cheapflights users on 4/21. 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 Lucky2Go is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/256:15 amPHL - IDA
1 stop12h 51mMultiple Airlines
Sun 6/15:51 pmIDA - PHL
1 stop9h 19mMultiple Airlines
Deal found 4/21$322
This American Airlines deal was found by Cheapflights users on 4/21. 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.
Sat 9/137:29 amLGA - IDA
1 stop6h 31mAmerican Airlines
Fri 9/1912:30 pmIDA - LGA
1 stop6h 56mAmerican Airlines
Deal found 4/21$335
This Delta deal was found by Cheapflights users on 4/22. 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.
Sat 5/245:15 pmDCA - IDA
1 stop7h 40mDelta
Wed 5/286:00 amIDA - DCA
2 stops10h 59mDelta
Deal found 4/22$366
This Alaska Airlines deal was found by Cheapflights users on 4/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/156:30 amIAD - IDA
1 stop11h 10mAlaska Airlines
Sun 5/184:20 pmIDA - IAD
1 stop13h 16mAlaska Airlines
Deal found 4/21$394
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Sun 8/317:00 amDCA - IDA
1 stop7h 00mAmerican Airlines
Thu 9/41:51 pmIDA - DCA
1 stop9h 05mAmerican Airlines
Deal found 4/22$395
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Sun 8/317:07 amIAD - IDA
1 stop7h 04mAmerican Airlines
Thu 9/41:51 pmIDA - IAD
1 stop6h 39mAmerican Airlines
Deal found 4/22$395
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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 10/306:35 pmPHL - IDA
1 stop22h 48mAlaska Airlines
Sat 11/18:00 amIDA - PHL
1 stop20h 01mAlaska Airlines
Deal found 4/22$398
This Delta deal was found by Cheapflights users on 4/22. 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 7/257:00 amPHL - IDA
1 stop9h 23mDelta
Mon 7/287:00 pmIDA - PHL
1 stop8h 48mDelta
Deal found 4/22$399
This Delta deal was found by Cheapflights users on 4/22. 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.
Sun 8/3112:35 pmIAD - IDA
2 stops11h 40mDelta
Thu 9/43:05 pmIDA - IAD
1 stop6h 48mDelta
Deal found 4/22$400
This United Airlines deal was found by Cheapflights users on 4/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1310:10 amIAD - IDA
1 stop7h 15mUnited Airlines
Tue 5/2010:53 amIDA - IAD
1 stop8h 32mUnited Airlines
Deal found 4/21$401
This Delta deal was found by Cheapflights users on 4/22. 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 8/226:30 amJFK - IDA
1 stop9h 53mDelta
Sat 8/303:05 pmIDA - JFK
1 stop7h 01mDelta
Deal found 4/22$415
This United Airlines deal was found by Cheapflights users on 4/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/66:15 amMDT - IDA
2 stops9h 14mUnited Airlines
Sat 5/1010:53 amIDA - MDT
2 stops9h 45mUnited Airlines
Deal found 4/21$439

Cheapflights Fare Finder

Customize your flight search to find flights from Pennsylvania to Idaho Falls 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 22, 2025.
Use the filters below to find and compare flights from Pennsylvania to Idaho Falls that are best for you.

Fly from

Pennsylvania

Fly to

Idaho Falls

Route

Depart

Return

Price

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Sun 5/25

6:15 am-5:06 pm

1 stop12h 51m

Idaho Falls Fanning Field

Sun 6/1

5:51 pm-5:10 am

1 stop9h 19m

$322

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Sat 9/13

7:29 am-12:00 pm

1 stop6h 31m

Idaho Falls Fanning Field

Fri 9/19

12:30 pm-9:26 pm

1 stop6h 56m

$335

Washington, D.C.Idaho Falls

DCA - IDA

DCAIDA

Washington, D.C. Reagan-National

Sat 5/24

5:15 pm-10:55 pm

1 stop7h 40m

Idaho Falls Fanning Field

Wed 5/28

6:00 am-6:59 pm

2 stops10h 59m

$366

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Thu 5/15

6:30 am-3:40 pm

1 stop11h 10m

Idaho Falls Fanning Field

Sun 5/18

4:20 pm-7:36 am

1 stop13h 16m

$394

Washington, D.C.Idaho Falls

DCA - IDA

DCAIDA

Washington, D.C. Reagan-National

Sun 8/31

7:00 am-12:00 pm

1 stop7h 00m

Idaho Falls Fanning Field

Thu 9/4

1:51 pm-12:56 am

1 stop9h 05m

$395

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Sun 8/31

7:07 am-12:11 pm

1 stop7h 04m

Idaho Falls Fanning Field

Thu 9/4

1:51 pm-10:30 pm

1 stop6h 39m

$395

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Fri 7/25

7:00 am-2:23 pm

1 stop9h 23m

Idaho Falls Fanning Field

Mon 7/28

7:00 pm-5:48 am

1 stop8h 48m

$399

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Sun 8/31

12:35 pm-10:15 pm

2 stops11h 40m

Idaho Falls Fanning Field

Thu 9/4

3:05 pm-11:53 pm

1 stop6h 48m

$400

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Tue 5/13

10:10 am-3:25 pm

1 stop7h 15m

Idaho Falls Fanning Field

Tue 5/20

10:53 am-9:25 pm

1 stop8h 32m

$401

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Thu 5/29

3:34 pm-10:51 pm

1 stop9h 17m

Idaho Falls Fanning Field

Mon 6/2

6:50 pm-6:27 am

1 stop9h 37m

$415

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 57 results
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Best time to book a flight from Pennsylvania to Idaho Falls

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

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

Currently, October is the cheapest month in which you can book a flight from Pennsylvania to Idaho Falls (average of $380). Flying from Pennsylvania to Idaho Falls in July is currently the most expensive (average of $628). 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 PA to IDA?

Find hourly flight availability from Pennsylvania to Idaho Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 22, 2025.

When flying from Pennsylvania to Idaho Falls, 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 Idaho Falls by month

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

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

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

If weather is an important factor for your trip to Idaho Falls, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated April 22, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and Hawaiian Airlines from Pennsylvania to Idaho Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,911 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,911 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,392 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,683 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

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

    If you book a flight to Idaho Falls from Pennsylvania, you will be flying to Fanning Field, which is the city’s only airport. Idaho Falls Fanning Field (IDA) is located 3.8 mi from the center of Idaho Falls.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $169. Users have also found prices from $200 and $253 on American Airlines and Alaska Airlines, respectively.

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

    While some choose either Newark - Idaho Falls Fanning Field or Washington, D.C. Dulles Intl - Idaho Falls Fanning Field, New York John F Kennedy Intl - Idaho Falls Fanning Field is the most popular route from Pennsylvania to Idaho Falls.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Pennsylvania to Idaho Falls (average of $380). Flying from Pennsylvania to Idaho Falls in July is currently the most expensive (average of $628). 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 Pennsylvania?

Book flights to Pennsylvania if you plan to visit one of these locations
Rexburg

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Alternative routes for Pennsylvania to Idaho Falls

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Pennsylvania to Idaho Falls

Discover the top 3 airlines that operate flights from Pennsylvania to Idaho Falls. 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 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$719FlexibilityNo cancel feeOn-time71%
DeltaCheapest$334Average$536FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$473Average$705FlexibilityNo cancel feeOn-time69%

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