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Idaho Falls

$173+ 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — IDA
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$332
(American Airlines)

One-way from

$173
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$620
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. 20% potential increase in price ($174 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 20, 2025.

This American Airlines deal was found by Cheapflights users on 2/20. 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 5/612:47 pmJFK - IDA
1 stop10h 27mAmerican Airlines
Sat 5/107:00 amIDA - JFK
2 stops11h 00mAmerican Airlines
Deal found 2/20$332
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 3/188:29 pmJFK - IDA
1 stop21h 05mAlaska Airlines
Tue 3/258:00 amIDA - JFK
1 stop9h 07mAlaska Airlines
Deal found 2/20$346
This American Airlines deal was found by Cheapflights users on 2/20. 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 5/66:00 amEWR - IDA
1 stop8h 29mAmerican Airlines
Sat 5/101:02 pmIDA - EWR
1 stop8h 49mAmerican Airlines
Deal found 2/20$347
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
Wed 3/197:00 amEWR - IDA
1 stop10h 34mAlaska Airlines
Mon 3/248:00 amIDA - EWR
1 stop19h 59mAlaska Airlines
Deal found 2/20$380
This Delta deal was found by Cheapflights users on 2/20. 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 3/182:32 pmEWR - IDA
2 stops10h 01mDelta
Tue 3/256:55 pmIDA - EWR
1 stop8h 47mDelta
Deal found 2/20$391
This Delta deal was found by Cheapflights users on 2/20. 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 4/225:10 pmDCA - IDA
1 stop7h 46mDelta
Tue 4/296:55 pmIDA - DCA
2 stops12h 11mDelta
Deal found 2/20$400
This Delta deal was found by Cheapflights users on 2/19. 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 9/47:00 pmIDA - IAD
2 stops11h 42mDelta
Deal found 2/19$405
This American Airlines deal was found by Cheapflights users on 2/20. 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 4/226:30 amDCA - IDA
1 stop7h 59mAmerican Airlines
Tue 4/2912:59 pmIDA - DCA
1 stop8h 01mAmerican Airlines
Deal found 2/20$408
This American Airlines deal was found by Cheapflights users on 2/19. 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 8/137:07 amIAD - IDA
1 stop7h 04mAmerican Airlines
Tue 8/197:36 amIDA - IAD
1 stop6h 50mAmerican Airlines
Deal found 2/19$420
This United Airlines deal was found by Cheapflights users on 2/20. 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 8/168:28 amPHL - IDA
2 stops10h 49mUnited Airlines
Sat 8/2310:45 amIDA - PHL
2 stops11h 47mUnited Airlines
Deal found 2/20$423
This Delta deal was found by Cheapflights users on 2/20. 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 3/191:55 pmLGA - IDA
2 stops10h 38mDelta
Mon 3/246:55 pmIDA - LGA
2 stops12h 43mDelta
Deal found 2/20$433
This American Airlines deal was found by Cheapflights users on 2/20. 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 4/228:55 amMDT - IDA
2 stops15h 15mAmerican Airlines
Tue 4/297:43 amIDA - MDT
2 stops13h 49mAmerican Airlines
Deal found 2/20$434

Find flights from Pennsylvania to Idaho Falls within your budget

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 February 20, 2025.

Fly from

Pennsylvania

Fly to

Idaho Falls

Route

Depart

Return

Price

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Tue 5/6

12:47 pm-9:14 pm

1 stop10h 27m

Idaho Falls Fanning Field

Sat 5/10

7:00 am-8:00 pm

2 stops11h 00m

$332

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Tue 3/18

8:29 pm-3:34 pm

1 stop21h 05m

Idaho Falls Fanning Field

Tue 3/25

8:00 am-7:07 pm

1 stop9h 07m

$346

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Tue 5/6

6:00 am-12:29 pm

1 stop8h 29m

Idaho Falls Fanning Field

Sat 5/10

1:02 pm-11:51 pm

1 stop8h 49m

$347

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Wed 3/19

7:00 am-3:34 pm

1 stop10h 34m

Idaho Falls Fanning Field

Mon 3/24

8:00 am-5:59 am

1 stop19h 59m

$380

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Tue 3/18

2:32 pm-10:33 pm

2 stops10h 01m

Idaho Falls Fanning Field

Tue 3/25

6:55 pm-5:42 am

1 stop8h 47m

$391

Washington, D.C.Idaho Falls

DCA - IDA

DCAIDA

Washington, D.C. Reagan-National

Tue 4/22

5:10 pm-10:56 pm

1 stop7h 46m

Idaho Falls Fanning Field

Tue 4/29

6:55 pm-9:06 am

2 stops12h 11m

$400

Washington, D.C.Idaho Falls

DCA - IDA

DCAIDA

Washington, D.C. Reagan-National

Tue 4/22

6:30 am-12:29 pm

1 stop7h 59m

Idaho Falls Fanning Field

Tue 4/29

12:59 pm-11:00 pm

1 stop8h 01m

$408

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Wed 8/13

7:07 am-12:11 pm

1 stop7h 04m

Idaho Falls Fanning Field

Tue 8/19

7:36 am-4:26 pm

1 stop6h 50m

$420

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Sat 8/16

8:28 am-5:17 pm

2 stops10h 49m

Idaho Falls Fanning Field

Sat 8/23

10:45 am-12:32 am

2 stops11h 47m

$423

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Wed 3/19

1:55 pm-10:33 pm

2 stops10h 38m

Idaho Falls Fanning Field

Mon 3/24

6:55 pm-9:38 am

2 stops12h 43m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 45 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.

Travel insights for flights from Pennsylvania to Idaho Falls

Get recent, data-driven insights about flights from Pennsylvania to Idaho Falls including ideal travel times, pricing trends, and more.

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 February 20, 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 February 20, 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
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,692 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,220 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines
7.9
Good
2,317 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,766 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 American Airlines. According to our data, you can fly for as low as $173. Users have also found prices from $173 and $258 on Alaska Airlines and United Airlines, respectively.

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

    While some choose either Newark - Idaho Falls Fanning Field or New York LaGuardia - 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$291Average$705FlexibilityNo cancel feeOn-time69%
DeltaCheapest$344Average$510FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$375Average$657FlexibilityNo cancel feeOn-time71%
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