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Idaho Falls

$149+ 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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
— IDA
may. 26 — jun. 21
mar. 5/26
mar. 6/2
1 adult, Economy
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Flights to Idaho Falls in 2026

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 abril 26, 2026.

This United Airlines deal was found by Cheapflights users on 4/23. 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.
mié. 5/67:20 am
LGA
-
IDA
1 stop10h 23m
United Airlines
vie. 5/82:31 pm
IDA
-
LGA
1 stop6h 53m
United Airlines
Deal found 4/23$315
This Delta deal was found by Cheapflights users on 4/23. 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.
mié. 5/610:00 am
JFK
-
IDA
1 stop10h 17m
Delta
sáb. 5/93:16 pm
IDA
-
JFK
1 stop6h 39m
Delta
Deal found 4/23$315
This Delta deal was found by Cheapflights users on 4/26. 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.
jue. 6/116:00 am
JFK
-
IDA
1 stop6h 43m
Delta
mar. 6/163:25 pm
IDA
-
JFK
1 stop6h 27m
Delta
Deal found 4/26$323
This Delta deal was found by Cheapflights users on 4/23. 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.
mié. 5/67:55 am
LGA
-
IDA
2 stops12h 22m
Delta
sáb. 5/911:30 am
IDA
-
LGA
2 stops8h 28m
Delta
Deal found 4/23$325
This United Airlines deal was found by Cheapflights users on 4/23. 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.
mié. 5/610:00 am
LGA
-
IDA
1 stop7h 43m
United Airlines
sáb. 5/92:31 pm
IDA
-
LGA
1 stop6h 53m
United Airlines
Deal found 4/23$335
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/25:29 pm
JFK
-
IDA
1 stop22h 58m
Alaska Airlines
mar. 10/64:00 pm
IDA
-
JFK
1 stop13h 25m
Alaska Airlines
Deal found 4/22$348
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/35:29 pm
JFK
-
IDA
1 stop21h 37m
Alaska Airlines
dom. 9/64:14 pm
IDA
-
JFK
1 stop11h 50m
Alaska Airlines
Deal found 4/22$349
This Delta deal was found by Cheapflights users on 4/24. 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.
jue. 5/2812:59 pm
JFK
-
IDA
2 stops11h 43m
Delta
sáb. 6/63:16 pm
IDA
-
JFK
1 stop6h 39m
Delta
Deal found 4/24$363
This American Airlines deal was found by Cheapflights users on 4/25. 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.
mar. 8/181:50 pm
LGA
-
IDA
1 stop9h 30m
American Airlines
mié. 8/2612:46 pm
IDA
-
LGA
1 stop6h 43m
American Airlines
Deal found 4/25$366
This Delta deal was found by Cheapflights users on 4/23. 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.
mar. 5/54:09 pm
JFK
-
IDA
1 stop8h 31m
Delta
mié. 5/61:09 pm
IDA
-
JFK
1 stop6h 21m
Delta
Deal found 4/23$384
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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.
jue. 5/285:08 pm
EWR
-
IDA
1 stop22h 09m
Alaska Airlines
lun. 6/14:03 pm
IDA
-
EWR
1 stop22h 05m
Alaska Airlines
Deal found 4/25$389
This United Airlines deal was found by Cheapflights users on 4/25. 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.
mar. 8/186:00 am
EWR
-
IDA
1 stop9h 24m
United Airlines
mié. 8/262:30 pm
IDA
-
EWR
1 stop7h 13m
United Airlines
Deal found 4/25$391

Find flight deals to Idaho Falls

Find the latest flights to Idaho Falls in 2026, 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 abril 26, 2026.

Popular in

July

Cheapest in

December

Average price

$388

Round-trip from

$315

One-way from

$149
Highest demand for flights based on searches. 8% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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 abril 26, 2026.
Use the filters below to find and compare flights to Idaho Falls that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

mié. 5/6

7:20 am-3:43 pm

1 stop10h 23m

Idaho Falls Fanning Field

vie. 5/8

2:31 pm-11:24 pm

1 stop6h 53m

$315

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

mié. 5/6

10:00 am-6:17 pm

1 stop10h 17m

Idaho Falls Fanning Field

vie. 5/8

3:16 pm-11:55 pm

1 stop6h 39m

$315

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

mié. 5/6

8:05 am-3:43 pm

2 stops9h 38m

Idaho Falls Fanning Field

sáb. 5/9

6:30 am-3:47 pm

1 stop7h 17m

$353
Quickest round-trip

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

jue. 6/11

6:00 am-10:43 am

1 stop6h 43m

Idaho Falls Fanning Field

mar. 6/16

3:25 pm-11:52 pm

1 stop6h 27m

$358

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

jue. 5/28

5:08 pm-1:17 pm

1 stop22h 09m

Idaho Falls Fanning Field

lun. 6/1

4:03 pm-4:08 pm

1 stop22h 05m

$389

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

jue. 5/28

4:15 pm-3:26 pm

1 stop25h 11m

Idaho Falls Fanning Field

lun. 6/1

4:03 pm-7:13 pm

1 stop25h 10m

$399

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

mié. 5/6

9:40 am-3:43 pm

1 stop8h 03m

Idaho Falls Fanning Field

vie. 5/8

2:31 pm-11:57 pm

1 stop7h 26m

$417

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

mié. 5/6

9:40 am-3:43 pm

1 stop8h 03m

Idaho Falls Fanning Field

sáb. 5/9

10:40 am-9:27 pm

1 stop8h 47m

$417

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

jue. 5/28

12:59 pm-10:42 pm

2 stops11h 43m

Idaho Falls Fanning Field

lun. 6/1

6:54 pm-6:27 am

1 stop9h 33m

$424

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

sáb. 5/9

2:54 pm-10:42 pm

2 stops9h 48m

Idaho Falls Fanning Field

mar. 5/12

6:00 am-5:15 pm

2 stops9h 15m

$427

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 56 resultsSorted by cheapest first
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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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*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 FlightHub 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 FlightHub. This is based on searches made for Idaho Falls flights over the past month.
  • Most trusted provider: FlightHub 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), FlightHub 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 11 hours 43 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 $152
Delta
Delta
From $115
American Airlines
American Airlines
From $248
Alaska Airlines
Alaska Airlines
From $134

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
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on American Airlines

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

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 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 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 abril 26, 2026.
Read through reviews of airlines servicing the United States, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,460 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

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
8,460 reviews
Delta
7.9
Good
8,460 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

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
9,657 reviews
Delta
7.9
Good
8,460 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

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
7.1
Good
11,673 reviews
Delta
7.9
Good
8,460 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

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 $34, 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 $357, 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 (1 hour 0 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. New Near Downtown+river+airport 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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