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Idaho Falls

$379+ Cheap flights from Harrisburg to Idaho Falls (MDT - IDA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — IDA
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Harrisburg to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Harrisburg (MDT) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2025.

Round-trip from

$379
(American Airlines)
From Harrisburg to Idaho Falls Fanning Field
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Find flight deals from Harrisburg to Idaho Falls

Cheapest flights from Harrisburg to Idaho Falls
Explore the most affordable flight options available from Harrisburg to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/12. 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 10/286:44 amMDT - IDA
1 stop7h 41mAmerican Airlines
Sat 11/112:55 pmIDA - MDT
1 stop8h 53mAmerican Airlines
Deal found 9/12$379
This Delta deal was found by Cheapflights users on 9/14. 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 10/2812:33 pmMDT - IDA
2 stops11h 42mDelta
Sat 11/11:15 pmIDA - MDT
2 stops27h 15mDelta
Deal found 9/14$600
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Wed 9/246:45 amMDT - IDA
2 stops12h 30mUnited Airlines
Mon 10/65:00 amIDA - MDT
2 stops26h 29mUnited Airlines
Deal found 9/13$618
This American Airlines deal was found by Cheapflights users on 9/13. 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 9/246:00 amMDT - IDA
1 stop8h 24mAmerican Airlines
Mon 10/612:55 pmIDA - MDT
1 stop8h 16mAmerican Airlines
Deal found 9/13$865

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harrisburg 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 September 15, 2025.
Use the filters below to find and compare flights from Harrisburg to Idaho Falls that are best for you.

Fly from

Harrisburg

Fly to

Idaho Falls

Route

Depart

Return

Price

HarrisburgIdaho Falls

MDT - IDA

MDTIDA

Harrisburg

Tue 10/28

6:44 am-12:25 pm

1 stop7h 41m

Idaho Falls Fanning Field

Sat 11/1

12:55 pm-11:48 pm

1 stop8h 53m

$379

HarrisburgIdaho Falls

MDT - IDA

MDTIDA

Harrisburg

Tue 10/28

12:33 pm-10:15 pm

2 stops11h 42m

Idaho Falls Fanning Field

Sat 11/1

1:15 pm-6:30 pm

2 stops27h 15m

$600

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Best time to book a flight from Harrisburg to Idaho Falls

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

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

Currently, October is the cheapest month in which you can book a flight from Harrisburg to Idaho Falls (average of $380). Flying from Harrisburg to Idaho Falls in December is currently the most expensive (average of $578). 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.

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 September 15, 2025.
See what other customers who have flown with American Airlines from Harrisburg to Idaho Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Comfort

7.2

Overall

7.2

Crew

8.0

Food

6.4

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Comfort

7.2

Overall

7.2

Crew

8.0

Food

6.4

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

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

    There are many flights that can get you from Harrisburg to Idaho Falls in 7h 41m. Fly via American Airlines to get the fastest option. Harrisburg and Idaho Falls are separated by a distance of 1816 mi.

  • What is the cheapest airline to fly from Harrisburg to Idaho Falls round-trip?

    According to our current data, American Airlines ($288), offers the cheapest pricing from Harrisburg to Idaho Falls.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Harrisburg to Idaho Falls (average of $380). Flying from Harrisburg to Idaho Falls in December is currently the most expensive (average of $578). 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 Idaho Falls?

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

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Alternative routes for Harrisburg to Idaho Falls

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Top airline flying from Harrisburg to Idaho Falls

Discover the top airline that operate flights from Harrisburg 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$863FlexibilityNo cancel feeOn-time71%

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