HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho Falls

$173+ 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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — IDA
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$403
(Delta)

One-way from

$173
(Delta)

Popular in

December

Cheapest in

November

Average price

$769
Provider with most accurate pricing for New York LaGuardia-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York LaGuardia-Idaho Falls Fanning Field flights.
Search Deals
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
High demand for flights, 3% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 26, 2025.

This Delta deal was found by Cheapflights users on 3/24. 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.
Wed 4/231:55 pmLGA - IDA
2 stops11h 01mDelta
Mon 4/286:55 pmIDA - LGA
2 stops11h 14mDelta
Deal found 3/24$403
This United Airlines deal was found by Cheapflights users on 3/25. 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.
Sat 8/233:23 pmLGA - IDA
1 stop9h 28mUnited Airlines
Sat 8/305:00 amIDA - LGA
2 stops9h 05mUnited Airlines
Deal found 3/25$430
This American Airlines deal was found by Cheapflights users on 3/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/236:00 amLGA - IDA
1 stop8h 29mAmerican Airlines
Mon 4/2812:59 pmIDA - LGA
1 stop8h 27mAmerican Airlines
Deal found 3/24$443
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/232:59 pmLGA - IDA
3 stops26h 59mAlaska Airlines
Mon 4/284:35 pmIDA - LGA
2 stops16h 53mAlaska Airlines
Deal found 3/24$826

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 March 26, 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

Wed 4/23

1:55 pm-10:56 pm

2 stops11h 01m

Idaho Falls Fanning Field

Mon 4/28

6:55 pm-8:09 am

2 stops11h 14m

$403

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Sat 8/23

3:23 pm-10:51 pm

1 stop9h 28m

Idaho Falls Fanning Field

Sat 8/30

5:00 am-4:05 pm

2 stops9h 05m

$430

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Wed 4/23

6:00 am-12:29 pm

1 stop8h 29m

Idaho Falls Fanning Field

Mon 4/28

12:59 pm-11:26 pm

1 stop8h 27m

$443

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Wed 4/23

2:59 pm-3:58 pm

3 stops26h 59m

Idaho Falls Fanning Field

Mon 4/28

4:35 pm-11:28 am

2 stops16h 53m

$826

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Wed 4/23

3:10 pm-10:56 pm

2 stops9h 46m

$173

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Wed 4/23

10:00 am-3:21 pm

1 stop7h 21m

$213

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Thu 4/24

6:00 am-12:29 pm

1 stop8h 29m

$271

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Compare providers for flights from LaGuardia 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 from LaGuardia to Idaho Falls in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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: When it comes to deals on New York LaGuardia Airport-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New York LaGuardia Airport-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New York LaGuardia Airport-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New York LaGuardia Airport-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New York LaGuardia Airport-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 July is currently the most expensive (average of $628). 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 March 26, 2025.
Alaska Airlines
8.0
Very good
9,789 reviews

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,789 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,891 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,608 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 flying from New York LaGuardia Airport to Idaho Falls round-trip?

    Our cheapest airline available from New York LaGuardia Airport to Idaho Falls is Delta. Our recent data shows that you can find tickets from as low as $403 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $443 and $571 round-trip.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $173. However, be on the lookout for offers from United Airlines and American Airlines, 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 July is currently the most expensive (average of $628). 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
Newark to Spokane flights
John F Kennedy Intl to Spokane flights
John F Kennedy Intl to Boise flights
LaGuardia to Spokane flights
Newark to Boise flights
LaGuardia to Boise flights
Newark to West Yellowstone flights
LaGuardia to West Yellowstone flights
John F Kennedy Intl to Hailey flights
Newark to Hailey flights
John F Kennedy Intl to Idaho Falls flights
LaGuardia to Hailey flights
Newark to Idaho Falls flights
John F Kennedy Intl to West Yellowstone flights
Newark to Lewiston flights
LaGuardia to Pocatello flights
John F Kennedy Intl to Pocatello flights
Stewart to Idaho Falls flights
Newark to Pocatello flights
Newark to Twin Falls flights
LaGuardia to Twin Falls flights
Stewart to Jackson 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.