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$100+ Cheap flights from LaGuardia, NY (LGA) to Idaho

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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — BOI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from LaGuardia to Idaho

Keep the following information in mind while searching for LaGuardia to Idaho flight deals. Data was last updated June 12, 2025.

Round-trip from

$269
(Delta)

One-way from

$126
(Delta)

Popular in

December

Cheapest in

January

Average price

$547
From New York LaGuardia to Idaho
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One-way flight from New York LaGuardia to Idaho
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Highest demand for flights based on searches. 9% potential increase in price ($54 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from LaGuardia to Idaho

Cheapest flights from LaGuardia to Idaho
Explore the most affordable flight options available from LaGuardia to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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 8/267:55 amLGA - BOI
1 stop8h 06mDelta
Sat 9/63:06 pmBOI - LGA
1 stop6h 38mDelta
Deal found 6/10$269
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Mon 8/257:30 amLGA - BOI
1 stop6h 49mAmerican Airlines
Wed 9/31:17 pmBOI - LGA
1 stop8h 17mAmerican Airlines
Deal found 6/11$283
This FlightHub deal was found by Cheapflights users on 6/11. 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 9/49:27 pmLGA - BOI
2 stops25h 17mSpirit Airlines
Mon 9/89:49 pmBOI - LGA
2 stops23h 42mSpirit Airlines
Deal found 6/11$286
This American Airlines deal was found by Cheapflights users on 6/10. 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 12/116:00 amLGA - GEG
1 stop9h 59mAmerican Airlines
Mon 12/151:40 pmGEG - LGA
1 stop6h 57mAmerican Airlines
Deal found 6/10$297
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/45:35 pmLGA - BOI
1 stop8h 30mSouthwest
Mon 9/81:10 pmBOI - LGA
1 stop8h 15mSouthwest
Deal found 6/10$297
This Delta deal was found by Cheapflights users on 6/11. 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.
Fri 9/53:00 pmLGA - GEG
2 stops10h 30mDelta
Wed 9/105:45 amGEG - LGA
2 stops10h 22mDelta
Deal found 6/11$305
This FlightHub deal was found by Cheapflights users on 6/11. 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.
Wed 8/2710:50 pmLGA - BOI
1 stop14h 42mMultiple Airlines
Sat 9/69:49 pmBOI - LGA
2 stops23h 42mMultiple Airlines
Deal found 6/11$327
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/266:00 amLGA - GEG
1 stop10h 55mSouthwest
Mon 8/47:15 amGEG - LGA
1 stop12h 55mSouthwest
Deal found 6/10$330
This American Airlines deal was found by Cheapflights users on 6/11. 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 9/51:00 pmLGA - JAC
1 stop8h 59mAmerican Airlines
Fri 9/123:25 pmJAC - LGA
1 stop6h 09mAmerican Airlines
Deal found 6/11$335
This American Airlines deal was found by Cheapflights users on 6/11. 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 8/317:26 amLGA - IDA
1 stop7h 21mAmerican Airlines
Sat 9/612:43 pmIDA - LGA
1 stop7h 36mAmerican Airlines
Deal found 6/11$335
This Delta deal was found by Cheapflights users on 6/10. 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.
Sun 8/311:59 pmLGA - JAC
1 stop7h 54mDelta
Sat 9/67:30 amJAC - LGA
2 stops9h 37mDelta
Deal found 6/10$340
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 10/76:25 amLGA - GEG
2 stops9h 11mUnited Airlines
Tue 10/145:15 amGEG - LGA
1 stop9h 14mUnited Airlines
Deal found 6/10$346

Cheapflights Fare Finder

Customize your flight search to find flights from LaGuardia to Idaho 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 June 12, 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to Idaho that are best for you.

Fly from

LaGuardia

Fly to

Idaho

Route

Depart

Return

Price

New YorkBoise

LGA - BOI

LGABOI

New York LaGuardia

Tue 8/26

7:55 am-2:01 pm

1 stop8h 06m

Boise Air Term. Gowen Fld

Sat 9/6

3:06 pm-11:44 pm

1 stop6h 38m

$269

New YorkBoise

LGA - BOI

LGABOI

New York LaGuardia

Mon 8/25

7:30 am-12:19 pm

1 stop6h 49m

Boise Air Term. Gowen Fld

Wed 9/3

1:17 pm-11:34 pm

1 stop8h 17m

$283

New YorkBoise

LGA - BOI

LGABOI

New York LaGuardia

Thu 9/4

9:27 pm-8:44 pm

2 stops25h 17m

Boise Air Term. Gowen Fld

Mon 9/8

9:49 pm-11:31 pm

2 stops23h 42m

$286

New YorkBoise

LGA - BOI

LGABOI

New York LaGuardia

Thu 9/4

5:35 pm-12:05 am

1 stop8h 30m

Boise Air Term. Gowen Fld

Mon 9/8

1:10 pm-11:25 pm

1 stop8h 15m

$297

New YorkSpokane

LGA - GEG

LGAGEG

New York LaGuardia

Tue 10/7

8:30 am-12:35 pm

1 stop7h 05m

Spokane

Tue 10/14

12:20 pm-11:35 pm

1 stop8h 15m

$301

New YorkSpokane

LGA - GEG

LGAGEG

New York LaGuardia

Fri 9/5

3:00 pm-10:30 pm

2 stops10h 30m

Spokane

Wed 9/10

5:45 am-7:07 pm

2 stops10h 22m

$305

New YorkBoise

LGA - BOI

LGABOI

New York LaGuardia

Wed 8/27

10:50 pm-11:32 am

1 stop14h 42m

Boise Air Term. Gowen Fld

Sat 9/6

9:49 pm-11:31 pm

2 stops23h 42m

$327

New YorkSpokane

LGA - GEG

LGAGEG

New York LaGuardia

Sat 7/26

6:00 am-1:55 pm

1 stop10h 55m

Spokane

Mon 8/4

7:15 am-11:10 pm

1 stop12h 55m

$330

New YorkJackson

LGA - JAC

LGAJAC

New York LaGuardia

Fri 9/5

1:00 pm-7:59 pm

1 stop8h 59m

Jackson Hole

Fri 9/12

3:25 pm-11:34 pm

1 stop6h 09m

$335

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Sun 8/31

7:26 am-12:47 pm

1 stop7h 21m

Idaho Falls Fanning Field

Sat 9/6

12:43 pm-10:19 pm

1 stop7h 36m

$335

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 57 results
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Best time to book a flight from LaGuardia to Idaho

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

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

Currently, October is the cheapest month in which you can book a flight from New York LaGuardia Airport to Idaho (average of $314). Flying from New York LaGuardia Airport to Idaho in June is currently the most expensive (average of $395). 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 LGA to ID?

Find hourly flight availability from LaGuardia to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from New York LaGuardia Airport to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Idaho by month

Plan your trip to Idaho by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

Plan your trip to Idaho by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from New York to Idaho to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from LaGuardia to Idaho. 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 New York LaGuardia Airport to Idaho one-way?

    The cheapest airlines for a one-way flight from New York LaGuardia Airport to Idaho are Delta ($126), American Airlines ($149), and Spirit Airlines ($160).

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

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

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from New York LaGuardia Airport to Idaho (average of $314). Flying from New York LaGuardia Airport to Idaho in June is currently the most expensive (average of $395). 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

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Alternative routes for LaGuardia to Idaho

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

Discover the top 4 airlines that operate flights from LaGuardia to Idaho. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$323Average$451FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$354Average$672FlexibilityNo cancel feeOn-time69%
DeltaCheapest$362Average$503FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$368Average$562FlexibilityNo cancel feeOn-time63%

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