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Idaho Falls

$204+ Cheap flights to Idaho Falls

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 3/14. Fares are subject to change and may not be available on all flights or dates of travel.
— IDA
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Flights to Idaho Falls in 2025

Cheapest flights to Idaho Falls
Explore the most affordable flight options available to Idaho Falls. Find the lowest fares based on data from user searches, with prices last updated on December 14, 2025.

This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:17 amLGA - IDA
1 stop10h 05mUnited Airlines
Mon 1/122:40 pmIDA - LGA
1 stop6h 47mUnited Airlines
Deal found 12/14$601
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:15 amLGA - IDA
2 stops11h 07mUnited Airlines
Thu 1/82:40 pmIDA - LGA
1 stop6h 47mUnited Airlines
Deal found 12/14$606
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:00 amLGA - IDA
2 stops11h 22mUnited Airlines
Sat 1/1010:51 amIDA - LGA
2 stops10h 52mUnited Airlines
Deal found 12/14$611
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amLGA - IDA
2 stops11h 22mUnited Airlines
Tue 1/62:40 pmIDA - LGA
1 stop6h 47mUnited Airlines
Deal found 12/14$638
This Delta deal was found by Cheapflights users on 12/14. 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.
Wed 12/244:10 pmJFK - IDA
1 stop8h 42mDelta
Fri 1/96:35 pmIDA - JFK
1 stop9h 21mDelta
Deal found 12/14$642
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1611:15 amLGA - IDA
2 stops11h 57mUnited Airlines
Fri 1/910:51 amIDA - LGA
2 stops10h 52mUnited Airlines
Deal found 12/14$643
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:00 amEWR - IDA
1 stop9h 35mUnited Airlines
Mon 1/124:19 pmIDA - EWR
1 stop11h 18mUnited Airlines
Deal found 12/14$643
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1810:00 amLGA - IDA
1 stop7h 22mUnited Airlines
Sun 1/112:40 pmIDA - LGA
1 stop6h 47mUnited Airlines
Deal found 12/14$648
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/183:15 pmLGA - IDA
1 stop7h 59mUnited Airlines
Fri 1/94:19 pmIDA - LGA
2 stops15h 22mUnited Airlines
Deal found 12/14$651
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:00 amEWR - IDA
1 stop9h 35mUnited Airlines
Tue 1/62:40 pmIDA - EWR
1 stop6h 50mUnited Airlines
Deal found 12/14$651
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1810:03 amEWR - IDA
1 stop7h 19mUnited Airlines
Mon 1/122:40 pmIDA - EWR
1 stop12h 57mUnited Airlines
Deal found 12/14$658
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:00 amEWR - IDA
1 stop9h 35mUnited Airlines
Sun 1/112:40 pmIDA - EWR
1 stop6h 50mUnited Airlines
Deal found 12/14$663

Find flight deals to Idaho Falls

Find the latest flights to Idaho Falls in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data was last updated on December 14, 2025.

Popular in

March

Cheapest in

November

Average price

$553

Round-trip from

$355

One-way from

$204
Highest demand for flights based on searches. 11% potential increase in price ($76 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
From New York to Idaho Falls Fanning Field
Search Deals
One-way flight from New York to Idaho Falls Fanning Field (IDA)
Search Deals

Cheapflights Fare Finder

 
Locate flights to Idaho Falls that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data was last updated on December 14, 2025.
Use the filters below to find and compare flights to Idaho Falls that are best for you.

Fly from

New York

Route

Depart

Return

Price

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Wed 4/22

6:30 am-12:27 pm

1 stop7h 57m

Idaho Falls Fanning Field

Wed 4/29

6:50 pm-6:17 am

1 stop9h 27m

$355

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Sat 4/18

7:00 am-3:20 pm

1 stop10h 20m

Idaho Falls Fanning Field

Tue 4/21

6:15 am-7:21 pm

1 stop11h 06m

$355

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Wed 4/22

6:30 am-12:27 pm

1 stop7h 57m

Idaho Falls Fanning Field

Tue 4/28

6:50 pm-6:17 am

1 stop9h 27m

$355

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Wed 4/22

6:30 am-12:27 pm

1 stop7h 57m

Idaho Falls Fanning Field

Fri 5/1

1:05 pm-12:02 am

1 stop8h 57m

$355

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Tue 4/28

6:30 am-12:27 pm

1 stop7h 57m

Idaho Falls Fanning Field

Sat 5/2

6:10 am-8:47 pm

2 stops12h 37m

$360

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Sat 5/9

3:29 pm-10:35 pm

1 stop9h 06m

Idaho Falls Fanning Field

Tue 5/12

6:15 am-6:56 pm

1 stop10h 41m

$369

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Tue 4/28

7:00 am-3:20 pm

1 stop10h 20m

Idaho Falls Fanning Field

Fri 5/1

4:00 pm-7:14 am

1 stop13h 14m

$386

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Wed 4/22

7:00 am-3:20 pm

1 stop10h 20m

Idaho Falls Fanning Field

Mon 4/27

6:15 am-4:34 pm

1 stop8h 19m

$386

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Thu 4/23

4:20 pm-10:14 pm

1 stop7h 54m

Idaho Falls Fanning Field

Tue 4/28

6:50 pm-6:17 am

1 stop9h 27m

$387

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Thu 4/23

4:20 pm-10:14 pm

1 stop7h 54m

Idaho Falls Fanning Field

Wed 4/29

6:50 pm-6:17 am

1 stop9h 27m

$387

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Showing 1-10 of 56 results
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Compare providers for flights to Idaho Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals to Idaho Falls in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: Out of all of the providers offering Idaho Falls flight deals, Cheapflights users have found eDreams to have the most accurate pricing on Cheapflights vs. their site about >95% of the time, users can find the same price on Idaho Falls flight deals on Cheapflights and eDreams. This is based on searches made for Idaho Falls flights over the past month.
  • Most trusted provider: eDreams is the most trusted provider by Cheapflights users offering Idaho Falls flight deals. With a user feedback rating of 3 out of 3 stars (3 being the best), eDreams has received the most positive sentiment from Cheapflights users searching for flights to Idaho Falls. This is based on data collected from Cheapflights searches made over the past month.

Best time to book a flight to Idaho Falls

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

How long is the flight to Idaho Falls?

On average, a flight from New York to Idaho Falls takes 12 hours 3 minutes. Flights to Idaho Falls from other popular cities in USA will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Idaho Falls?

The most popular airline flying from New York to Idaho Falls is United Airlines.

United Airlines
United Airlines
From $194
Delta
Delta
From $118
American Airlines
American Airlines
From $248
Alaska Airlines
Alaska Airlines
From $177

What are the cheapest airlines that fly to Idaho Falls?

The cheapest airline flying from New York to Idaho Falls is United Airlines.

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).

The best insider tips for flights to Idaho Falls

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Idaho Falls trip
Airlines
American Airlines

American's Main Cabin Extra offers 34"-35" seat pitch, enhancing comfort on longer flights.


American's Flagship Business offers lie-flat seats and 16" HD screens for enhanced comfort.

Read more about American AirlinesBy Marisa Garcia
Alaska Airlines

Alaska's Premium Class offers extra legroom and free cocktails, but snacks and meals require purchase.


Alaska Airlines' Saver Fare allows carry-on bags but restricts seat selection and changes.

Read more about Alaska AirlinesBy Robert Schrader
Delta

Delta's Comfort Plus offers extra legroom, early boarding, and complimentary drinks.


Delta's free Wi-Fi is available on most domestic flights for SkyMiles members.

Read more about DeltaBy Harriet Baskas
United Airlines

United's Economy Plus offers extra legroom seats, ideal for added comfort on longer flights.


United's Basic Economy restricts carry-ons; only personal items allowed unless exceptions apply.

Read more about United AirlinesBy Harriet Baskas
Allegiant Air

Allegiant's base fare includes only a personal item; carry-ons and checked bags cost extra.


Allegiant's seat selection costs extra; reserve early to avoid middle seats.

Read more about Allegiant AirBy Matt Meltzer
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on American Airlines

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Robert Schrader

Robert Schrader

Expert on Alaska Airlines

Robert Schrader

Robert Schrader

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more
Harriet Baskas

Harriet Baskas

Expert on Delta and United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Matt Meltzer

Matt Meltzer

Expert on Allegiant Air

Matt Meltzer

Matt Meltzer

Matt Meltzer has been a travel writer for over a decade, covering U.S. domestic locations and hotels for Thrillist, Fifty Grande, Matador Network, Conde Nast Traveler, and other top publications. He's won multiple travel journalism awards from the Society of American Travel Writers and North American Travel Journalists Association, and currently resides in South Florida.

Read more

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 December 14, 2025.
Read through reviews of airlines servicing the United States, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
9,092 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
American Airlines
7.2
Good
11,051 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

FAQs about flying to Idaho Falls

Best Time to Fly to Idaho Falls, ID

Winters in Idaho tend to be very snowy and cold, so unless you are visiting this region to ski or snowboard, it might be best to travel in another season. If you want to avoid the more expensive travel costs that are associated with the school summer holidays between June and August, whilst still being able to enjoy some temperate weather that lets you get out and about in nature, then the autumn months of September and October are a good time to visit Idaho Falls. Idaho Falls is also home to several festivals, from an annual Shakespeare Festival to a yearly June Picnic. So why not have a look to see what is going on and time your visit to coincide with one of these public events.

Getting around Idaho Falls, ID

Public buses, rental cars, and taxis all operate in Idaho Falls, so getting around is easy. There are also several specialised tour buses which will take you on trips to the mountains, the plains, or the Falls. Public buses tend to be run by various companies, so make sure you enquire which companies operate on the routes that you want to take. There are also air links to other parts of the US, such as Utah, with flights leaving several times a day, should you wish to explore even further afield, too.

  • What airport do you fly into for flights to Idaho Falls?

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

  • Can I find cheaper flights to Idaho Falls if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Idaho Falls on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Idaho Falls?

    Based on reviews from Cheapflights users, Allegiant Air is rated the highest out of the airlines that fly to Idaho Falls.

  • What is the cheapest airport to fly to in Idaho Falls?

    Idaho Falls Fanning Field is currently the cheapest airport to fly to in Idaho Falls. One-way flights to Idaho Falls Fanning Field typically cost $60, while round-trip flights cost around $63.

  • How much is a round-trip flight to Idaho Falls?

    A round-trip flight to Idaho Falls will typically cost around $104, however they can be found for as little as $63.

  • Where does the fastest flight to Idaho Falls depart from?

    For those looking to save time traveling to Idaho Falls, Salt Lake City offers the quickest one-way flight (1 hour 4 minutes).

  • Which airport is closest to Idaho Falls Idaho Temple?

    If being close to Idaho Falls Idaho Temple is important to you, you’ll want to land at Jackson Hole Airport.

  • Does Idaho Falls Fanning Field have rental cars?

    Yes. Those touching down at Idaho Falls Fanning Field can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to Idaho Falls Fanning Field?

    Yes. Idaho Falls Fanning Field has hotels nearby for those requiring accommodations. Stunning, Modern Apartment in Great Location is the closest property to Idaho Falls Fanning Field (0.0 mi away from Idaho Falls Fanning Field).

See more FAQs

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