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LaGuardia

$114+ Cheap flights from Idaho 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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LGA
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Idaho to LaGuardia

Keep the following information in mind while searching for Idaho to LaGuardia flight deals. Data was last updated August 14, 2025.

Round-trip from

$206
(Frontier)

One-way from

$114
(Delta)

Popular in

December

Cheapest in

April

Average price

$418
From Idaho to New York LaGuardia
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One-way flight from Idaho to New York LaGuardia
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Highest demand for flights based on searches. 18% potential increase in price ($96 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($16 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 to LaGuardia

Cheapest flights from Idaho to LaGuardia
Explore the most affordable flight options available from Idaho to LaGuardia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Frontier deal was found by Cheapflights users on 8/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/412:22 pmBOI - LGA
1 stop7h 49mFrontier
Sat 9/68:47 pmLGA - BOI
2 stops16h 50mFrontier
Deal found 8/14$206
This Frontier deal was found by Cheapflights users on 8/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/411:53 amGEG - LGA
1 stop7h 18mFrontier
Wed 9/1010:00 pmLGA - GEG
2 stops15h 58mFrontier
Deal found 8/14$207
This Booking.com deal was found by Cheapflights users on 8/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1111:53 amGEG - LGA
2 stops30h 06mFrontier
Thu 9/1810:56 pmLGA - GEG
1 stop15h 02mFrontier
Deal found 8/13$219
This Delta deal was found by Cheapflights users on 8/13. 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.
Tue 9/232:23 pmGEG - LGA
1 stop6h 21mDelta
Tue 9/307:55 amLGA - GEG
1 stop8h 22mDelta
Deal found 8/13$227
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1112:22 pmBOI - LGA
1 stop7h 49mFrontier
Thu 9/1810:56 pmLGA - BOI
1 stop14h 41mFrontier
Deal found 8/14$230
This Delta deal was found by Cheapflights users on 8/13. 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.
Tue 9/232:23 pmGEG - LGA
1 stop6h 21mDelta
Wed 9/242:40 pmLGA - GEG
2 stops12h 23mDelta
Deal found 8/13$232
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Tue 10/71:26 pmBOI - LGA
1 stop8h 10mAmerican Airlines
Wed 10/227:30 amLGA - BOI
1 stop7h 16mAmerican Airlines
Deal found 8/12$235
This Frontier deal was found by Cheapflights users on 8/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2611:53 amGEG - LGA
1 stop7h 18mFrontier
Sat 9/278:47 pmLGA - GEG
2 stops17h 11mFrontier
Deal found 8/14$236
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Tue 9/231:30 pmGEG - LGA
1 stop6h 58mAmerican Airlines
Sat 9/276:24 amLGA - GEG
1 stop8h 21mAmerican Airlines
Deal found 8/12$239
This Delta deal was found by Cheapflights users on 8/12. 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.
Tue 10/71:39 pmBOI - LGA
1 stop8h 02mDelta
Wed 10/222:29 pmLGA - BOI
2 stops11h 25mDelta
Deal found 8/12$240
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1912:28 pmBOI - LGA
1 stop7h 32mFrontier
Sat 10/2510:55 pmLGA - BOI
1 stop14h 48mFrontier
Deal found 8/14$243
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Wed 9/241:30 pmGEG - LGA
1 stop7h 04mAmerican Airlines
Mon 9/295:55 amLGA - GEG
1 stop9h 49mAmerican Airlines
Deal found 8/12$243

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho 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 14, 2025.
Use the filters below to find and compare flights from Idaho to New York LaGuardia Airport that are best for you.

Fly from

Idaho

Fly to

LaGuardia

Route

Depart

Return

Price

BoiseNew York

BOI - LGA

BOILGA

Boise Air Term. Gowen Fld

Thu 9/4

12:22 pm-10:11 pm

1 stop7h 49m

New York LaGuardia

Sat 9/6

8:47 pm-11:37 am

2 stops16h 50m

$206

SpokaneNew York

GEG - LGA

GEGLGA

Spokane

Thu 9/4

11:53 am-10:11 pm

1 stop7h 18m

New York LaGuardia

Wed 9/10

10:00 pm-10:58 am

2 stops15h 58m

$207

SpokaneNew York

GEG - LGA

GEGLGA

Spokane

Fri 9/12

11:53 am-10:11 pm

1 stop7h 18m

New York LaGuardia

Fri 9/19

10:00 pm-10:58 am

2 stops39h 58m

$219

SpokaneNew York

GEG - LGA

GEGLGA

Spokane

Thu 9/11

11:53 am-8:59 pm

2 stops30h 06m

New York LaGuardia

Thu 9/18

10:56 pm-10:58 am

1 stop15h 02m

$219

SpokaneNew York

GEG - LGA

GEGLGA

Spokane

Tue 9/23

1:30 pm-11:28 pm

1 stop6h 58m

New York LaGuardia

Tue 9/30

8:00 am-12:44 pm

1 stop7h 44m

$227

SpokaneNew York

GEG - LGA

GEGLGA

Spokane

Tue 9/23

2:23 pm-11:44 pm

1 stop6h 21m

New York LaGuardia

Tue 9/30

7:55 am-1:17 pm

1 stop8h 22m

$227

SpokaneNew York

GEG - LGA

GEGLGA

Spokane

Wed 10/1

1:30 pm-11:34 pm

1 stop7h 04m

New York LaGuardia

Wed 10/8

6:00 am-11:43 am

1 stop8h 43m

$227

SpokaneNew York

GEG - LGA

GEGLGA

Spokane

Tue 9/23

2:23 pm-11:44 pm

1 stop6h 21m

New York LaGuardia

Wed 9/24

7:55 am-1:17 pm

1 stop8h 22m

$227

SpokaneNew York

GEG - LGA

GEGLGA

Spokane

Tue 9/16

6:00 am-8:00 pm

1 stop11h 00m

New York LaGuardia

Tue 9/23

6:24 am-11:45 am

1 stop8h 21m

$227

SpokaneNew York

GEG - LGA

GEGLGA

Spokane

Wed 10/22

1:12 pm-11:36 pm

1 stop7h 24m

New York LaGuardia

Wed 10/29

5:59 am-12:20 pm

1 stop9h 21m

$227

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Showing 1-10 of 60 results
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Best time to book a flight from Idaho to LaGuardia

Have a flexible travel schedule? Discover the best time to fly to LaGuardia from Idaho 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 Idaho to New York LaGuardia Airport

What is the cheapest month to book a flight from Idaho to New York LaGuardia Airport?

Currently, January is the cheapest month in which you can book a flight from Idaho to New York LaGuardia Airport (average of $199). Flying from Idaho 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.

What is the cheapest time of day to fly from ID to LGA?

Find hourly flight availability from Idaho to LaGuardia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to New York LaGuardia Airport as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Idaho to LaGuardia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Idaho to New York LaGuardia Airport one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $114. American Airlines flights start at $119 while deals on United Airlines start at $125 one-way.

  • What are the most popular routes from Idaho to New York LaGuardia Airport?

    The most popular flight routes from Idaho to New York LaGuardia Airport are Boise Air Term. Gowen Fld - New York LaGuardia, Spokane - New York LaGuardia and Jackson Hole - New York LaGuardia.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Idaho to New York LaGuardia Airport (average of $199). Flying from Idaho 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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Alternative routes for Idaho to LaGuardia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Idaho to LaGuardia

Discover the top 4 airlines that operate flights from Idaho to LaGuardia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$249Average$468FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$258Average$393FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$350Average$518FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$376Average$522FlexibilityNo cancel feeOn-time63%

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