HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho Falls

$221+ Cheap flights from LaGuardia, NY (LGA) 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — IDA
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from LaGuardia to Idaho Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from LaGuardia to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from LaGuardia (LGA) 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 junio 12, 2025.

Round-trip from

$335
(American Airlines)

One-way from

$221
(United Airlines)

Popular in

December

Cheapest in

November

Average price

$767
From New York LaGuardia to Idaho Falls Fanning Field
Search Deals
One-way flight from New York LaGuardia to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from LaGuardia to Idaho Falls

Cheapest flights from LaGuardia to Idaho Falls
Explore the most affordable flight options available from LaGuardia to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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.
dom. 8/317:26 amLGA - IDA
1 stop7h 21mAmerican Airlines
sáb. 9/612:43 pmIDA - LGA
1 stop7h 36mAmerican Airlines
Deal found 6/11$335
This Delta deal was found by Cheapflights users on 6/9. 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. 7/296:00 amLGA - IDA
2 stops10h 24mDelta
mar. 7/296:52 pmIDA - LGA
2 stops11h 57mDelta
Deal found 6/9$377
This United Airlines deal was found by Cheapflights users on 6/10. 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.
vie. 10/244:59 pmLGA - IDA
1 stop7h 50mUnited Airlines
lun. 10/275:00 amIDA - LGA
1 stop6h 59mUnited Airlines
Deal found 6/10$425
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/96:30 pmLGA - IDA
3 stops24h 34mMultiple Airlines
lun. 7/146:12 pmIDA - LGA
2 stops19h 23mMultiple Airlines
Deal found 6/11$487
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
vie. 8/291:35 pmLGA - IDA
2 stops27h 48mAlaska Airlines
mar. 9/24:03 pmIDA - LGA
3 stops25h 01mAlaska Airlines
Deal found 6/10$970

Cheapflights Fare Finder

Customize your flight search to find flights from LaGuardia 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 junio 12, 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to Idaho Falls that are best for you.

Fly from

LaGuardia

Fly to

Idaho Falls

Route

Depart

Return

Price

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

dom. 8/31

7:26 am-12:47 pm

1 stop7h 21m

Idaho Falls Fanning Field

sáb. 9/6

12:43 pm-10:19 pm

1 stop7h 36m

$335

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

mar. 7/29

6:00 am-2:24 pm

2 stops10h 24m

Idaho Falls Fanning Field

mar. 7/29

6:52 pm-8:49 am

2 stops11h 57m

$377

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

vie. 10/24

4:59 pm-10:49 pm

1 stop7h 50m

Idaho Falls Fanning Field

lun. 10/27

5:00 am-1:59 pm

1 stop6h 59m

$425

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

mié. 7/9

6:30 pm-5:04 pm

3 stops24h 34m

Idaho Falls Fanning Field

lun. 7/14

6:12 pm-3:35 pm

2 stops19h 23m

$487

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

vie. 8/29

1:35 pm-3:23 pm

2 stops27h 48m

Idaho Falls Fanning Field

mar. 9/2

4:03 pm-7:04 pm

3 stops25h 01m

$970

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

mié. 8/6

4:55 pm-10:51 pm

1 stop7h 56m

$221

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

mié. 8/6

5:45 am-1:00 pm

1 stop9h 15m

$226

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

vie. 6/20

12:59 pm-10:55 pm

2 stops11h 56m

$415

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

mié. 6/25

6:30 pm-5:04 pm

3 stops24h 34m

$439

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from LaGuardia to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from LaGuardia 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 New York LaGuardia Airport to Idaho Falls

What is the cheapest month to book a flight from New York LaGuardia Airport to Idaho Falls?

Currently, October is the cheapest month in which you can book a flight from New York LaGuardia Airport to Idaho Falls (average of $380). Flying from New York LaGuardia Airport 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.

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 junio 12, 2025.
Read through reviews of airlines operating flights from New York to Idaho Falls, such as Alaska Airlines, Delta and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from LaGuardia 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 New York LaGuardia?

    Idaho Falls Fanning Field (IDA) is the airport you will fly into if you book a flight from New York LaGuardia to Idaho Falls. You should not have trouble finding flights to Fanning Field from New York LaGuardia; the airport handles an average of 0 inbound flights from New York LaGuardia per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Idaho Falls airport from New York LaGuardia. It is only a 3.8 mi journey from Fanning Field (IDA) to Idaho Falls’s city center.

  • What are the cheapest airlines to fly from New York LaGuardia Airport to Idaho Falls one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $221. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from New York LaGuardia Airport to Idaho Falls for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from LaGuardia 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 New York LaGuardia Airport to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from New York LaGuardia Airport to Idaho Falls (average of $380). Flying from New York LaGuardia Airport 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 New York LaGuardia Airport?

Book flights to New York LaGuardia Airport if you plan to visit one of these locations
Rexburg

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for LaGuardia to Idaho Falls

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Jackson flights
John F Kennedy Intl to Jackson flights
LaGuardia to Jackson flights
John F Kennedy Intl to Boise flights
Newark to Spokane flights
John F Kennedy Intl to Spokane flights
Newark to Boise flights
LaGuardia to Boise flights
LaGuardia to Spokane flights
Newark to Hailey flights
John F Kennedy Intl to Idaho Falls flights
John F Kennedy Intl to Hailey flights
Newark to Idaho Falls flights
Newark to West Yellowstone flights
John F Kennedy Intl to West Yellowstone flights
LaGuardia to Hailey flights
LaGuardia to West Yellowstone flights
Newark to Lewiston flights
Newark to Twin Falls flights
LaGuardia to Twin Falls flights
Newark to Pocatello flights
John F Kennedy Intl to Pocatello flights
LaGuardia to Pocatello flights
Stewart to Jackson flights
Stewart to Idaho Falls flights
Stewart to Spokane flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.