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Cheap flights from New York LaGuardia Airport to Idaho Falls 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 New York LaGuardia Airport to Idaho Falls departing on 5/30. 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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Find the cheapest flights from New York LaGuardia Airport to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:20 am - 3:43 pm
LGA
-
IDA
10h 23m
1 stop
United Airlines Logo
2:31 pm - 11:24 pm
IDA
-
LGA
6h 53m
1 stop
$315United Airlines
Wed, May 6 - Fri, May 8
Delta Logo
7:55 am - 6:17 pm
LGA
-
IDA
12h 22m
2 stops
Delta Logo
11:30 am - 9:58 pm
IDA
-
LGA
8h 28m
2 stops
$325Delta
Wed, May 6 - Sat, May 9
United Airlines Logo
10:00 am - 3:43 pm
LGA
-
IDA
7h 43m
1 stop
United Airlines Logo
2:31 pm - 11:24 pm
IDA
-
LGA
6h 53m
1 stop
$335United Airlines
Wed, May 6 - Sat, May 9
United Airlines Logo
8:05 am - 3:43 pm
LGA
-
IDA
9h 38m
2 stops
United Airlines Logo
6:30 am - 3:47 pm
IDA
-
LGA
7h 17m
1 stop
$353United Airlines
Wed, May 6 - Sat, May 9
American Airlines Logo
1:50 pm - 9:20 pm
LGA
-
IDA
9h 30m
1 stop
American Airlines Logo
12:46 pm - 9:29 pm
IDA
-
LGA
6h 43m
1 stop
$366American Airlines
Tue, Aug 18 - Wed, Aug 26
American Airlines Logo
6:30 am - 1:42 pm
LGA
-
IDA
9h 12m
1 stop
American Airlines Logo
12:10 pm - 10:27 pm
IDA
-
LGA
8h 17m
1 stop
$392American Airlines
Wed, Aug 12 - Thu, Aug 20
American Airlines Logo
6:25 am - 1:38 pm
LGA
-
IDA
9h 13m
1 stop
American Airlines Logo
7:00 am - 7:22 pm
IDA
-
LGA
10h 22m
1 stop
$408American Airlines
Thu, May 28 - Mon, Jun 1
Delta Logo
2:54 pm - 10:42 pm
LGA
-
IDA
9h 48m
2 stops
Delta Logo
6:00 am - 5:15 pm
IDA
-
LGA
9h 15m
2 stops
$427Delta
Sat, May 9 - Tue, May 12
American Airlines Logo
6:25 am - 1:38 pm
LGA
-
IDA
9h 13m
1 stop
American Airlines Logo
7:00 am - 7:22 pm
IDA
-
LGA
10h 22m
1 stop
$428American Airlines
Thu, May 28 - Sun, May 31
American Airlines Logo
6:25 am - 1:38 pm
LGA
-
IDA
9h 13m
1 stop
American Airlines Logo
7:00 am - 7:22 pm
IDA
-
LGA
10h 22m
1 stop
$434American Airlines
Thu, May 28 - Mon, Jun 1

American Airlines flights from New York LaGuardia Airport to Idaho Falls

Our best American Airlines deals on New York LaGuardia Airport to Idaho Falls flight tickets
American Airlines
Aug 18
LGA1:50 pmNew York LaGuardia
9h 30m
1 stop
IDA9:20 pmIdaho Falls Fanning Field
Aug 26
IDA12:46 pmIdaho Falls Fanning Field
6h 43m
1 stop
LGA9:29 pmNew York LaGuardia
$366
American Airlines
Aug 12
LGA6:30 amNew York LaGuardia
9h 12m
1 stop
IDA1:42 pmIdaho Falls Fanning Field
Aug 20
IDA12:10 pmIdaho Falls Fanning Field
8h 17m
1 stop
LGA10:27 pmNew York LaGuardia
$392
American Airlines
May 28
LGA6:25 amNew York LaGuardia
9h 13m
1 stop
IDA1:38 pmIdaho Falls Fanning Field
Jun 1
IDA7:00 amIdaho Falls Fanning Field
10h 22m
1 stop
LGA7:22 pmNew York LaGuardia
$434

Delta flights from New York LaGuardia Airport to Idaho Falls

Our best Delta deals on New York LaGuardia Airport to Idaho Falls flight tickets
Delta
May 6
LGA7:55 amNew York LaGuardia
12h 22m
2 stops
IDA6:17 pmIdaho Falls Fanning Field
May 9
IDA11:30 amIdaho Falls Fanning Field
8h 28m
2 stops
LGA9:58 pmNew York LaGuardia
$325
Delta
May 9
LGA2:54 pmNew York LaGuardia
9h 48m
2 stops
IDA10:42 pmIdaho Falls Fanning Field
May 12
IDA6:00 amIdaho Falls Fanning Field
9h 15m
2 stops
LGA5:15 pmNew York LaGuardia
$427
Delta
May 6
LGA7:55 amNew York LaGuardia
12h 22m
2 stops
IDA6:17 pmIdaho Falls Fanning Field
May 8
IDA6:00 amIdaho Falls Fanning Field
9h 15m
2 stops
LGA5:15 pmNew York LaGuardia
$566

momondo Fare Finder

 
Customize your flight search to find flights from New York LaGuardia Airport 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, momondo users made 832,500 searches. Data last updated April 26, 2026.
Use the filters below to find and compare flights from New York LaGuardia Airport to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Wed 5/6

7:20 am-3:43 pm

1 stop10h 23m

Idaho Falls Fanning Field

Fri 5/8

2:31 pm-11:24 pm

1 stop6h 53m

$315

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Wed 5/6

7:55 am-6:17 pm

2 stops12h 22m

Idaho Falls Fanning Field

Sat 5/9

11:30 am-9:58 pm

2 stops8h 28m

$325
Quickest round-trip

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Wed 5/6

10:00 am-3:43 pm

1 stop7h 43m

Idaho Falls Fanning Field

Sat 5/9

2:31 pm-11:24 pm

1 stop6h 53m

$335

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Wed 5/6

8:05 am-3:43 pm

2 stops9h 38m

Idaho Falls Fanning Field

Sat 5/9

6:30 am-3:47 pm

1 stop7h 17m

$353

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Tue 8/18

1:50 pm-9:20 pm

1 stop9h 30m

Idaho Falls Fanning Field

Wed 8/26

12:46 pm-9:29 pm

1 stop6h 43m

$366

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Wed 8/12

6:30 am-1:42 pm

1 stop9h 12m

Idaho Falls Fanning Field

Thu 8/20

12:10 pm-10:27 pm

1 stop8h 17m

$392

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Thu 5/28

6:25 am-1:38 pm

1 stop9h 13m

Idaho Falls Fanning Field

Mon 6/1

7:00 am-7:22 pm

1 stop10h 22m

$408

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Sat 5/9

2:54 pm-10:42 pm

2 stops9h 48m

Idaho Falls Fanning Field

Tue 5/12

6:00 am-5:15 pm

2 stops9h 15m

$427

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Thu 5/28

6:25 am-1:38 pm

1 stop9h 13m

Idaho Falls Fanning Field

Sun 5/31

7:00 am-7:22 pm

1 stop10h 22m

$428

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Thu 5/28

6:25 am-1:38 pm

1 stop9h 13m

Idaho Falls Fanning Field

Mon 6/1

7:00 am-7:22 pm

1 stop10h 22m

$434

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 Idaho Falls from

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

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 New York LaGuardia Airport to Idaho Falls flights?

You could potentially save up to 3% on your flight if you consider stops on a New York LaGuardia Airport to Idaho Falls flight.

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

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

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

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

Fastest flight time

7h 47m

Direct flights

None
The fastest flight from New York LaGuardia Airport to Idaho Falls takes 7h 47m
There are no direct flights from New York LaGuardia Airport to Idaho Falls. There are no popular flight routes from New York LaGuardia Airport to Idaho Falls.
Search flight deals

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

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

    A flight from New York LaGuardia to Idaho Falls Fanning Field will travel around 1946.0 mi. By plane, this route typically takes 7h 47m.

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

    Prices for flights from New York LaGuardia Airport to Idaho Falls Fanning Field Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from New York LaGuardia Airport to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The required travel and health documents for your Idaho Falls Fanning Field Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho Falls Fanning Field Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

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

It is quick and easy to find New York to Idaho Falls flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Idaho Falls that suits you.

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

Yes. momondo enables you to select and highlight flights to Idaho Falls from New York with this policy.

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

Once you have performed a search for New York to Idaho Falls flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for New York to Idaho Falls flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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