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Cheap flights from Idaho Falls to New York from $218

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 3/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Idaho Falls to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
2:18 pm - 11:43 pm
IDA
-
LGA
7h 25m
1 stop
American Airlines Logo
6:00 am - 1:48 pm
LGA
-
IDA
9h 48m
1 stop
$303American Airlines
Wed, Mar 4 - Mon, Mar 9
American Airlines Logo
2:18 pm - 11:43 pm
IDA
-
LGA
7h 25m
1 stop
American Airlines Logo
1:25 pm - 11:24 pm
LGA
-
IDA
11h 59m
2 stops
$413American Airlines
Wed, Mar 4 - Mon, Mar 9
Delta Logo
6:35 pm - 10:48 am
IDA
-
LGA
14h 13m
2 stops
Delta Logo
9:00 am - 10:21 pm
LGA
-
IDA
15h 21m
2 stops
$460Delta
Mon, Feb 16 - Mon, Feb 23
American Airlines Logo
12:41 pm - 11:25 pm
IDA
-
LGA
8h 44m
1 stop
American Airlines Logo
6:29 am - 1:13 pm
LGA
-
IDA
8h 44m
1 stop
$464American Airlines
Wed, Jun 3 - Mon, Jun 8
United Airlines Logo
2:31 pm - 11:25 pm
IDA
-
LGA
6h 54m
1 stop
United Airlines Logo
9:10 pm - 9:55 am
LGA
-
IDA
14h 45m
2 stops
$501United Airlines
Wed, Jun 3 - Mon, Jun 8
United Airlines Logo
2:35 pm - 11:16 pm
IDA
-
LGA
6h 41m
1 stop
United Airlines Logo
9:10 pm - 9:28 am
LGA
-
IDA
14h 18m
2 stops
$526United Airlines
Wed, Jun 3 - Mon, Jun 8
United Airlines Logo
10:40 am - 9:54 pm
IDA
-
LGA
9h 14m
1 stop
United Airlines Logo
7:25 pm - 9:53 am
LGA
-
IDA
16h 28m
2 stops
$537United Airlines
Wed, Apr 8 - Mon, Apr 13
American Airlines Logo
6:18 am - 6:54 pm
IDA
-
LGA
10h 36m
2 stops
American Airlines Logo
1:25 pm - 11:24 pm
LGA
-
IDA
11h 59m
2 stops
$579American Airlines
Wed, Mar 4 - Mon, Mar 9
American Airlines Logo
1:43 pm - 11:52 pm
IDA
-
LGA
8h 09m
1 stop
American Airlines Logo
6:00 am - 1:13 pm
LGA
-
IDA
9h 13m
1 stop
$593American Airlines
Wed, Apr 8 - Mon, Apr 13
United Airlines Logo
10:40 am - 7:59 pm
IDA
-
LGA
7h 19m
1 stop
United Airlines Logo
7:25 pm - 9:53 am
LGA
-
IDA
16h 28m
2 stops
$597United Airlines
Wed, Apr 8 - Mon, Apr 13

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
Feb 16
IDA6:35 pmIdaho Falls Fanning Field
14h 13m
2 stops
LGA10:48 amNew York LaGuardia
Feb 23
LGA9:00 amNew York LaGuardia
15h 21m
2 stops
IDA10:21 pmIdaho Falls Fanning Field
$460
Delta
Jun 3
IDA6:10 amIdaho Falls Fanning Field
11h 10m
2 stops
LGA7:20 pmNew York LaGuardia
Jun 8
LGA11:10 amNew York LaGuardia
9h 04m
2 stops
IDA6:14 pmIdaho Falls Fanning Field
$1,043
Delta
Jan 29
IDA5:25 amIdaho Falls Fanning Field
10h 04m
2 stops
LGA5:29 pmNew York LaGuardia
Feb 1
LGA3:20 pmNew York LaGuardia
9h 37m
2 stops
IDA10:57 pmIdaho Falls Fanning Field
$3,854

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
Jun 3
IDA2:31 pmIdaho Falls Fanning Field
6h 54m
1 stop
LGA11:25 pmNew York LaGuardia
Jun 8
LGA9:10 pmNew York LaGuardia
14h 45m
2 stops
IDA9:55 amIdaho Falls Fanning Field
$501
United Airlines
Jan 31
IDA10:51 amIdaho Falls Fanning Field
7h 03m
1 stop
LGA7:54 pmNew York LaGuardia
Feb 2
LGA10:00 amNew York LaGuardia
7h 31m
1 stop
IDA3:31 pmIdaho Falls Fanning Field
$519
United Airlines
Jan 31
IDA6:30 amIdaho Falls Fanning Field
8h 43m
2 stops
LGA5:13 pmNew York LaGuardia
Feb 2
LGA7:15 amNew York LaGuardia
10h 16m
1 stop
IDA3:31 pmIdaho Falls Fanning Field
$524

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 January 29, 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

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 3/4

2:18 pm-11:43 pm

1 stop7h 25m

New York LaGuardia

Mon 3/9

6:00 am-1:48 pm

1 stop9h 48m

$303

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 3/4

2:18 pm-11:43 pm

1 stop7h 25m

New York LaGuardia

Mon 3/9

1:25 pm-11:24 pm

2 stops11h 59m

$413

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Mon 2/16

6:35 pm-10:48 am

2 stops14h 13m

New York LaGuardia

Mon 2/23

9:00 am-10:21 pm

2 stops15h 21m

$460

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 6/3

12:41 pm-11:25 pm

1 stop8h 44m

New York LaGuardia

Mon 6/8

6:29 am-1:13 pm

1 stop8h 44m

$464

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 6/3

2:31 pm-11:25 pm

1 stop6h 54m

New York LaGuardia

Mon 6/8

9:10 pm-9:55 am

2 stops14h 45m

$501

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 6/3

2:35 pm-11:16 pm

1 stop6h 41m

New York LaGuardia

Mon 6/8

9:10 pm-9:28 am

2 stops14h 18m

$526

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 4/8

10:40 am-9:54 pm

1 stop9h 14m

New York LaGuardia

Mon 4/13

7:25 pm-9:53 am

2 stops16h 28m

$537

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 3/4

6:18 am-6:54 pm

2 stops10h 36m

New York LaGuardia

Mon 3/9

1:25 pm-11:24 pm

2 stops11h 59m

$579

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 4/8

1:43 pm-11:52 pm

1 stop8h 09m

New York LaGuardia

Mon 4/13

6:00 am-1:13 pm

1 stop9h 13m

$593

Idaho FallsNew York

IDA - LGA

IDALGA

Idaho Falls Fanning Field

Wed 4/8

10:40 am-7:59 pm

1 stop7h 19m

New York LaGuardia

Mon 4/13

7:25 pm-9:53 am

2 stops16h 28m

$597

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

What is the cheapest airline that flies from Idaho Falls Fanning Field to New York LaGuardia?

United Airlines and American Airlines are the most popular carriers operating from Idaho Falls Fanning Field to New York LaGuardia

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 54m

Direct flights

None
The fastest flight from Idaho Falls to New York LaGuardia Airport takes 6h 54m
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

  • 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 54m.

  • 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
Seaside Heights
Queens
Bronx
Yonkers
East Rutherford
Asbury Park
Point Pleasant Beach
Beach Haven
Long Branch
Spring Lake
Tannersville
Wayne
Stamford
Secaucus
East Stroudsburg
Ocean Grove
Parsippany
Elizabeth
Mount Laurel
Woodbridge

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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