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Idaho Falls

$171+ 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 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — IDA
Jun 21 — Jun 281
Sat 6/21
Sat 6/28
1 adult, Economy
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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 June 16, 2025.

Round-trip from

$335
(American Airlines)

One-way from

$171
(Mytrip)

Popular in

December

Cheapest in

November

Average price

$767
From New York LaGuardia to Idaho Falls Fanning Field
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One-way flight from New York LaGuardia to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 16, 2025.

This American Airlines deal was found by Cheapflights users on 6/15. 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.
Sun 8/317:26 amLGA - IDA
1 stop7h 21mAmerican Airlines
Sat 9/612:43 pmIDA - LGA
1 stop7h 36mAmerican Airlines
Deal found 6/15$335
This Delta deal was found by Cheapflights users on 6/14. 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 9/249:30 amLGA - IDA
2 stops10h 34mDelta
Tue 9/306:05 amIDA - LGA
2 stops11h 30mDelta
Deal found 6/14$345
This Mytrip deal was found by Cheapflights users on 6/16. 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.
Thu 7/248:42 amLGA - IDA
2 stops29h 02mMultiple Airlines
Fri 8/16:12 pmIDA - LGA
2 stops19h 50mMultiple Airlines
Deal found 6/16$360
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Sun 8/313:25 pmLGA - IDA
1 stop9h 23mUnited Airlines
Thu 9/410:56 amIDA - LGA
1 stop8h 51mUnited Airlines
Deal found 6/16$478
This Alaska Airlines deal was found by Cheapflights users on 6/15. 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.
Sun 8/311:35 pmLGA - IDA
3 stops27h 45mAlaska Airlines
Sat 9/66:13 amIDA - LGA
2 stops14h 06mAlaska Airlines
Deal found 6/15$1,008

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 June 16, 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

Sun 8/31

7:26 am-12:47 pm

1 stop7h 21m

Idaho Falls Fanning Field

Sat 9/6

12:43 pm-10:19 pm

1 stop7h 36m

$335

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Wed 9/24

9:30 am-6:04 pm

2 stops10h 34m

Idaho Falls Fanning Field

Tue 9/30

6:05 am-7:35 pm

2 stops11h 30m

$345

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Thu 7/24

8:42 am-11:44 am

2 stops29h 02m

Idaho Falls Fanning Field

Fri 8/1

6:12 pm-4:02 pm

2 stops19h 50m

$360

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Sun 8/31

3:25 pm-10:48 pm

1 stop9h 23m

Idaho Falls Fanning Field

Thu 9/4

10:56 am-9:47 pm

1 stop8h 51m

$478

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Sun 8/31

1:35 pm-3:20 pm

3 stops27h 45m

Idaho Falls Fanning Field

Sat 9/6

6:13 am-10:19 pm

2 stops14h 06m

$1,008

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Thu 7/17

5:59 am-11:44 am

2 stops31h 45m

$171

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Thu 7/17

7:30 am-1:17 pm

1 stop7h 47m

$226

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Tue 7/1

7:29 pm-9:44 am

2 stops16h 15m

$453

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Mon 6/23

11:59 am-10:55 pm

2 stops12h 56m

$510

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/15

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 June 16, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

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

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

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
7,963 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

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
8,801 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

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

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

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 American Airlines, with whom users have recently found tickets for as low as $226. However, be on the lookout for offers from United 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

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See prices for flight routes from nearby airports that may be better suited for you.
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