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Cheap flights from Idaho Falls to New York from $149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to New York departing on 7/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Idaho Falls to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:35 pm - 11:16 pm
IDA
-
LGA
6h 41m
1 stop
United Airlines Logo
10:29 am - 5:22 pm
LGA
-
IDA
8h 53m
2 stops
$351United Airlines
Thu, Nov 12 - Sat, Nov 14
United Airlines Logo
2:35 pm - 11:16 pm
IDA
-
LGA
6h 41m
1 stop
United Airlines Logo
10:05 am - 5:22 pm
LGA
-
IDA
9h 17m
1 stop
$362United Airlines
Thu, Nov 12 - Sat, Nov 14
United Airlines Logo
5:00 am - 1:51 pm
IDA
-
LGA
6h 51m
1 stop
United Airlines Logo
5:00 pm - 10:53 pm
LGA
-
IDA
7h 53m
1 stop
$363United Airlines
Wed, Nov 11 - Fri, Nov 13
United Airlines Logo
5:00 am - 4:05 pm
IDA
-
LGA
9h 05m
2 stops
United Airlines Logo
5:00 pm - 10:53 pm
LGA
-
IDA
7h 53m
1 stop
$373United Airlines
Wed, Nov 11 - Fri, Nov 13
Delta Logo
7:00 pm - 9:42 am
IDA
-
LGA
12h 42m
2 stops
Delta Logo
1:00 pm - 10:31 pm
LGA
-
IDA
11h 31m
2 stops
$398Delta
Mon, Jun 29 - Sat, Jul 4
United Airlines Logo
5:00 am - 1:51 pm
IDA
-
LGA
6h 51m
1 stop
United Airlines Logo
5:00 pm - 10:53 pm
LGA
-
IDA
7h 53m
1 stop
$424United Airlines
Wed, Nov 11 - Fri, Nov 13
United Airlines Logo
5:00 am - 4:05 pm
IDA
-
LGA
9h 05m
2 stops
United Airlines Logo
5:00 pm - 10:53 pm
LGA
-
IDA
7h 53m
1 stop
$436United Airlines
Wed, Nov 11 - Fri, Nov 13
American Airlines Logo
7:00 am - 5:05 pm
IDA
-
LGA
8h 05m
1 stop
American Airlines Logo
6:40 am - 1:23 pm
LGA
-
IDA
8h 43m
1 stop
$467American Airlines
Wed, Jul 8 - Tue, Jul 14
United Airlines Logo
10:35 am - 9:54 pm
IDA
-
LGA
9h 19m
1 stop
United Airlines Logo
6:10 am - 11:45 am
LGA
-
IDA
7h 35m
1 stop
$472United Airlines
Mon, Jun 29 - Sat, Jul 4
Delta Logo
6:00 am - 7:16 pm
IDA
-
LGA
11h 16m
2 stops
Delta Logo
2:00 pm - 10:19 pm
LGA
-
IDA
10h 19m
2 stops
$473Delta
Wed, Nov 11 - Fri, Nov 13

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United Airlines flights from Idaho Falls to New York LaGuardia Airport

Our best United Airlines deals on Idaho Falls to New York LaGuardia Airport flight tickets
United Airlines
Nov 12
IDA2:35 pmIdaho Falls Fanning Field
6h 41m
1 stop
LGA11:16 pmNew York LaGuardia
Nov 14
LGA10:29 amNew York LaGuardia
8h 53m
2 stops
IDA5:22 pmIdaho Falls Fanning Field
$351
United Airlines
Nov 12
IDA2:35 pmIdaho Falls Fanning Field
6h 41m
1 stop
LGA11:16 pmNew York LaGuardia
Nov 14
LGA10:05 amNew York LaGuardia
9h 17m
1 stop
IDA5:22 pmIdaho Falls Fanning Field
$362
United Airlines
Nov 11
IDA5:00 amIdaho Falls Fanning Field
6h 51m
1 stop
LGA1:51 pmNew York LaGuardia
Nov 13
LGA5:00 pmNew York LaGuardia
7h 53m
1 stop
IDA10:53 pmIdaho Falls Fanning Field
$363

Delta flights from Idaho Falls to New York LaGuardia Airport

Our best Delta deals on Idaho Falls to New York LaGuardia Airport flight tickets
Delta
Jun 29
IDA7:00 pmIdaho Falls Fanning Field
12h 42m
2 stops
LGA9:42 amNew York LaGuardia
Jul 4
LGA1:00 pmNew York LaGuardia
11h 31m
2 stops
IDA10:31 pmIdaho Falls Fanning Field
$398
Delta
Nov 11
IDA6:00 amIdaho Falls Fanning Field
11h 16m
2 stops
LGA7:16 pmNew York LaGuardia
Nov 13
LGA2:00 pmNew York LaGuardia
10h 19m
2 stops
IDA10:19 pmIdaho Falls Fanning Field
$473
Delta
Nov 11
IDA6:00 amIdaho Falls Fanning Field
11h 16m
2 stops
LGA7:16 pmNew York LaGuardia
Nov 13
LGA2:00 pmNew York LaGuardia
10h 19m
2 stops
IDA10:19 pmIdaho Falls Fanning Field
$509

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to New York LaGuardia Airport 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, momondo users made 832,500 searches. Data last updated June 14, 2026.
Use the filters below to find and compare flights from Idaho Falls to New York LaGuardia Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Thu 11/12

2:35 pm-11:16 pm

1 stop6h 41m

New York LaGuardia

Sat 11/14

10:29 am-5:22 pm

2 stops8h 53m

$351

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Thu 11/12

2:35 pm-11:16 pm

1 stop6h 41m

New York LaGuardia

Sat 11/14

10:05 am-5:22 pm

1 stop9h 17m

$362
Quickest round-trip

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 11/11

5:00 am-1:51 pm

1 stop6h 51m

New York LaGuardia

Fri 11/13

5:00 pm-10:53 pm

1 stop7h 53m

$363

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 11/11

5:00 am-4:05 pm

2 stops9h 05m

New York LaGuardia

Fri 11/13

5:00 pm-10:53 pm

1 stop7h 53m

$373

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Mon 6/29

7:00 pm-9:42 am

2 stops12h 42m

New York LaGuardia

Sat 7/4

1:00 pm-10:31 pm

2 stops11h 31m

$398

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 11/11

5:00 am-1:51 pm

1 stop6h 51m

New York LaGuardia

Fri 11/13

5:00 pm-10:53 pm

1 stop7h 53m

$424

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 11/11

5:00 am-4:05 pm

2 stops9h 05m

New York LaGuardia

Fri 11/13

5:00 pm-10:53 pm

1 stop7h 53m

$436

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 7/8

7:00 am-5:05 pm

1 stop8h 05m

New York LaGuardia

Tue 7/14

6:40 am-1:23 pm

1 stop8h 43m

$467

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Mon 6/29

10:35 am-9:54 pm

1 stop9h 19m

New York LaGuardia

Sat 7/4

6:10 am-11:45 am

1 stop7h 35m

$472

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 11/11

6:00 am-7:16 pm

2 stops11h 16m

New York LaGuardia

Fri 11/13

2:00 pm-10:19 pm

2 stops10h 19m

$473

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to New York from

How to get the cheapest flight ticket from Idaho Falls to New York LaGuardia Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Idaho Falls to New York LaGuardia Airport flights?

You could potentially save up to 1% on your flight if you consider stops on a Idaho Falls to New York LaGuardia Airport flight.

When to book flights from Idaho Falls to New York LaGuardia Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Idaho Falls to New York LaGuardia Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Idaho Falls to New York LaGuardia Airport (IDA to LGA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho Falls to New York LaGuardia Airport

Fastest flight time

6h 44m

Direct flights

None
The fastest flight from Idaho Falls to New York LaGuardia Airport takes 6h 44m
There are no direct flights from Idaho Falls to New York LaGuardia Airport. There are no popular flight routes from Idaho Falls to New York LaGuardia Airport.
Search flight deals

Frequently asked questions about flying from Idaho Falls to New York LaGuardia Airport

  • How far is Idaho Falls Fanning Field to New York LaGuardia by plane?

    The straight-line distance from Idaho Falls Fanning Field to New York LaGuardia is 1946.0 mi. By plane, this route typically takes 6h 44m.

  • When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to New York LaGuardia Airport?

    Prices for flights from Idaho Falls Fanning Field Airport to New York LaGuardia Airport are updated daily.

  • How old do you have to be to fly from Idaho Falls Fanning Field Airport to New York LaGuardia Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Idaho Falls Fanning Field Airport to New York LaGuardia Airport.

  • What documentation or ID do you need to fly to New York LaGuardia Airport?

    The necessary travel and health documents for your New York LaGuardia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Queens
Seaside Heights
Bronx
Yonkers
East Rutherford
Asbury Park
Point Pleasant Beach
Mount Laurel
Long Branch
Stamford
Beach Haven
Woodbridge
Parsippany
Tannersville
Secaucus
Spring Lake
East Stroudsburg
Wayne
Elizabeth
Ocean Grove

Why use momondo?

Why should I use momondo to find a flight deal from Idaho Falls to New York?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Idaho Falls to New York. momondo saves you time and could save you money on your trip.

Can I find flights from Idaho Falls to New York with flexible booking policies on momondo?

All flight searches from Idaho Falls to New York on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Idaho Falls to New York?

momondo provides multiple filters to help you find the best flight to New York from Idaho Falls. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Idaho Falls to New York right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to New York from Idaho Falls. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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