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LaGuardia

$226+ Cheap flights from Idaho Falls (IDA) to LaGuardia, NY (LGA)

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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — LGA
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheap flight deals from Idaho Falls to LaGuardia

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to LaGuardia (LGA). 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 August 18, 2025.

Round-trip from

$335
(American Airlines)

One-way from

$226
(American Airlines)

Popular in

May

Cheapest in

January

Average price

$600
From Idaho Falls Fanning Field to New York LaGuardia
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One-way flight from Idaho Falls Fanning Field to New York LaGuardia
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Highest demand for flights based on searches. 21% potential increase in price ($133 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Idaho Falls to LaGuardia

Cheapest flights from Idaho Falls to LaGuardia
Explore the most affordable flight options available from Idaho Falls to LaGuardia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This American Airlines deal was found by Cheapflights users on 8/17. 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.
Thu 10/231:11 pmIDA - LGA
1 stop8h 25mAmerican Airlines
Mon 10/275:59 amLGA - IDA
1 stop8h 26mAmerican Airlines
Deal found 8/17$335
This American Airlines deal was found by Cheapflights users on 8/15. 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 8/317:00 amIDA - LGA
1 stop8h 58mAmerican Airlines
Thu 9/41:57 pmLGA - IDA
1 stop9h 28mAmerican Airlines
Deal found 8/15$451
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Fri 8/297:00 amIDA - LGA
1 stop8h 04mAmerican Airlines
Mon 9/16:30 amLGA - IDA
1 stop7h 46mAmerican Airlines
Deal found 8/17$503
This United Airlines deal was found by Cheapflights users on 8/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/315:00 amIDA - LGA
2 stops9h 17mUnited Airlines
Thu 9/42:59 pmLGA - IDA
2 stops9h 49mUnited Airlines
Deal found 8/15$505
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Sat 8/307:00 amIDA - LGA
2 stops9h 37mAmerican Airlines
Tue 9/26:30 amLGA - IDA
1 stop7h 46mAmerican Airlines
Deal found 8/17$508
This Delta deal was found by Cheapflights users on 8/17. 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 12/311:10 pmIDA - LGA
2 stops17h 42mDelta
Fri 1/91:00 pmLGA - IDA
2 stops11h 21mDelta
Deal found 8/17$509
This United Airlines deal was found by Cheapflights users on 8/16. 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 9/145:00 amIDA - LGA
1 stop7h 06mUnited Airlines
Sun 9/218:00 amLGA - IDA
1 stop9h 29mUnited Airlines
Deal found 8/16$525
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Mon 9/110:56 amIDA - LGA
1 stop6h 51mUnited Airlines
Fri 9/510:05 amLGA - IDA
1 stop7h 24mUnited Airlines
Deal found 8/17$541
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Wed 9/102:35 pmIDA - LGA
1 stop6h 49mUnited Airlines
Sun 9/148:00 amLGA - IDA
1 stop16h 48mUnited Airlines
Deal found 8/16$550

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls to LaGuardia 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 August 18, 2025.
Use the filters below to find and compare flights from Idaho Falls to New York LaGuardia Airport that are best for you.

Fly from

Idaho Falls

Fly to

LaGuardia

Route

Depart

Return

Price

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Thu 10/23

1:11 pm-11:36 pm

1 stop8h 25m

New York LaGuardia

Mon 10/27

5:59 am-12:25 pm

1 stop8h 26m

$335

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Sun 8/31

7:00 am-5:58 pm

1 stop8h 58m

New York LaGuardia

Thu 9/4

1:57 pm-9:25 pm

1 stop9h 28m

$451

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Fri 8/29

7:00 am-5:04 pm

1 stop8h 04m

New York LaGuardia

Mon 9/1

6:30 am-12:16 pm

1 stop7h 46m

$503

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Sat 8/30

7:00 am-5:04 pm

1 stop8h 04m

New York LaGuardia

Tue 9/2

6:30 am-12:16 pm

1 stop7h 46m

$503

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Sun 8/31

5:00 am-4:17 pm

2 stops9h 17m

New York LaGuardia

Thu 9/4

2:59 pm-10:48 pm

2 stops9h 49m

$505

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 12/31

1:10 pm-8:52 am

2 stops17h 42m

New York LaGuardia

Fri 1/9

1:00 pm-10:21 pm

2 stops11h 21m

$509

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 12/31

1:10 pm-8:52 am

2 stops17h 42m

New York LaGuardia

Wed 1/7

9:00 am-10:21 pm

2 stops15h 21m

$509

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Sun 9/14

5:00 am-2:06 pm

1 stop7h 06m

New York LaGuardia

Sun 9/21

8:00 am-3:29 pm

1 stop9h 29m

$525

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Mon 10/6

6:52 am-6:59 pm

1 stop10h 07m

New York LaGuardia

Fri 10/10

12:55 pm-9:49 pm

1 stop10h 54m

$525

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 10/8

6:44 am-3:59 pm

1 stop7h 15m

New York LaGuardia

Fri 10/10

12:55 pm-9:49 pm

1 stop10h 54m

$525

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 16 results
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Best time to book a flight from Idaho Falls to LaGuardia

Have a flexible travel schedule? Discover the best time to fly to LaGuardia from 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.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to LaGuardia. 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 from for flights from Idaho Falls to New York LaGuardia?

    If you book a flight to New York LaGuardia from Idaho Falls, you will be flying from Fanning Field, which is the city’s only airport. Idaho Falls Fanning Field (IDA) is located 3.8 mi from the center of Idaho Falls. There are 0 flights from Fanning Field to New York LaGuardia per day from 0 different airlines.

  • How long is the flight from Idaho Falls to New York LaGuardia Airport?

    There are many flights that can get you from Idaho Falls to New York LaGuardia Airport in 8h 25m. Fly via American Airlines to get the fastest option. Idaho Falls and New York LaGuardia Airport are separated by a distance of 1947 mi.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Idaho Falls to New York LaGuardia Airport (average of $199). Flying from Idaho Falls to New York LaGuardia Airport in December is currently the most expensive (average of $268). 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
Queens
Bronx
Elizabeth
Secaucus
Yonkers
Ronkonkoma
Mahwah
Absecon
East Rutherford
North Bergen
Staten Island
Stamford
Parsippany
New Brunswick
Carle Place
Westbury
Hoboken
East Brunswick
Avenel
Paterson

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