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Idaho Falls

$147+ 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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
— IDA
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Flights to Idaho Falls in 2025

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 July 31, 2025.

Popular in

December

Cheapest in

November

Average price

$775

Round-trip from

$324

One-way from

$147
Highest demand for flights based on searches. 5% potential increase in price ($35 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 July 2025
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From New York to Idaho Falls Fanning Field
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One-way flight from New York to Idaho Falls Fanning Field (IDA)
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Find flight deals to Idaho Falls

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 July 31, 2025.

Thu 8/145:59 pmEWR - IDA
3 stops26h 42mMultiple Airlines
Mon 8/187:31 pmIDA - EWR
2 stops19h 23mMultiple Airlines
Deal found 7/30$324
Sat 10/257:20 amJFK - IDA
1 stop10h 18mHawaiian Airlines
Sat 11/16:05 amIDA - JFK
1 stop11h 24mHawaiian Airlines
Deal found 7/31$334
Thu 9/253:03 pmLGA - IDA
1 stop8h 20mAmerican Airlines
Tue 9/3012:54 pmIDA - LGA
1 stop6h 30mAmerican Airlines
Deal found 7/30$335
Tue 8/263:51 pmJFK - IDA
1 stop8h 36mDelta
Wed 9/33:00 pmIDA - JFK
1 stop7h 27mDelta
Deal found 7/30$335
Wed 8/273:20 pmEWR - IDA
1 stop7h 34mUnited Airlines
Wed 9/34:15 pmIDA - EWR
1 stop6h 44mUnited Airlines
Deal found 7/30$351
Mon 8/257:00 amEWR - IDA
1 stop9h 19mDelta
Tue 8/263:00 pmIDA - EWR
1 stop6h 59mDelta
Deal found 7/29$388
Sat 10/257:20 amJFK - IDA
1 stop10h 18mAlaska Airlines
Sat 11/16:05 amIDA - JFK
2 stops24h 25mAlaska Airlines
Deal found 7/31$394
Sun 10/125:22 amEWR - IDA
1 stop9h 19mAmerican Airlines
Sat 10/1812:55 pmIDA - EWR
1 stop9h 04mAmerican Airlines
Deal found 7/31$405
Thu 9/183:15 pmJFK - IDA
1 stop8h 08mAmerican Airlines
Mon 9/2212:54 pmIDA - JFK
2 stops16h 50mAmerican Airlines
Deal found 7/30$413
Mon 8/254:59 pmLGA - IDA
1 stop7h 49mUnited Airlines
Tue 9/95:00 amIDA - LGA
1 stop7h 06mUnited Airlines
Deal found 7/30$425
Thu 9/254:00 pmEWR - IDA
1 stop8h 39mAlaska Airlines
Tue 9/306:13 amIDA - EWR
2 stops21h 46mAlaska Airlines
Deal found 7/30$427
Fri 8/226:35 amLGA - IDA
2 stops17h 25mMultiple Airlines
Fri 8/2910:46 pmIDA - LGA
2 stops18h 14mMultiple Airlines
Deal found 7/29$432

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 July 31, 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

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Thu 8/14

5:59 pm-6:41 pm

3 stops26h 42m

Idaho Falls Fanning Field

Mon 8/18

7:31 pm-4:54 pm

2 stops19h 23m

$324

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Sat 10/25

7:20 am-3:38 pm

1 stop10h 18m

Idaho Falls Fanning Field

Sat 11/1

6:05 am-7:29 pm

1 stop11h 24m

$334

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Thu 9/25

3:03 pm-9:23 pm

1 stop8h 20m

Idaho Falls Fanning Field

Tue 9/30

12:54 pm-9:24 pm

1 stop6h 30m

$335

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Tue 8/26

3:51 pm-10:27 pm

1 stop8h 36m

Idaho Falls Fanning Field

Wed 9/3

3:00 pm-12:27 am

1 stop7h 27m

$335

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Wed 8/27

3:20 pm-8:54 pm

1 stop7h 34m

Idaho Falls Fanning Field

Wed 9/3

4:15 pm-12:59 am

1 stop6h 44m

$351

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Mon 8/25

7:00 am-2:19 pm

1 stop9h 19m

Idaho Falls Fanning Field

Tue 8/26

3:00 pm-11:59 pm

1 stop6h 59m

$388

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Sat 10/25

7:20 am-3:38 pm

1 stop10h 18m

Idaho Falls Fanning Field

Sat 11/1

6:05 am-8:30 am

2 stops24h 25m

$394

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Sun 10/12

5:22 am-12:41 pm

1 stop9h 19m

Idaho Falls Fanning Field

Sat 10/18

12:55 pm-11:59 pm

1 stop9h 04m

$405

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Thu 9/18

3:15 pm-9:23 pm

1 stop8h 08m

Idaho Falls Fanning Field

Mon 9/22

12:54 pm-7:44 am

2 stops16h 50m

$413

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Mon 8/25

4:59 pm-10:48 pm

1 stop7h 49m

Idaho Falls Fanning Field

Tue 9/9

5:00 am-2:06 pm

1 stop7h 06m

$425

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 30 results
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The best insider tips for flights to Idaho Falls

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
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

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 7 hours 36 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 $182
Delta
Delta
From $149
American Airlines
American Airlines
From $264
Alaska Airlines
Alaska Airlines
From $145

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).

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 July 31, 2025.
Read through reviews of airlines servicing the United States, such as Alaska Airlines, Delta, and Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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 $42, while round-trip flights cost around $55.

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

    A round-trip flight to Idaho Falls will typically cost around $105, however they can be found for as little as $55.

  • 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 (0 hours 57 minutes).

  • 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

Traveling to a place near Idaho Falls?

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