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Idaho Falls

$209+ Cheap flights from New Jersey to Idaho Falls (IDA)

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — IDA
oct. 19 — oct. 261
dom. 10/19
dom. 10/26
1 adult, Economy
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Cheap flight deals from New Jersey to Idaho Falls

Keep the following information in mind while searching for New Jersey to Idaho Falls flight deals. Data was last updated septiembre 19, 2025.

Round-trip from

$355
(American Airlines)

One-way from

$209
(Alaska Airlines)

Popular in

December

Cheapest in

November

Average price

$958
From New Jersey to Idaho Falls Fanning Field
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One-way flight from New Jersey to Idaho Falls Fanning Field
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High demand for flights, 6% potential price rise
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Cheapest flight prices on average. 5% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from New Jersey to Idaho Falls

Cheapest flights from New Jersey to Idaho Falls
Explore the most affordable flight options available from New Jersey to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 19, 2025.

This Alaska Airlines deal was found by Cheapflights users on 9/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/127:00 amJFK - IDA
1 stop10h 13mAlaska Airlines
dom. 11/166:05 amIDA - JFK
1 stop8h 24mAlaska Airlines
Deal found 9/17$355
This Alaska Airlines deal was found by Cheapflights users on 9/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/187:20 amJFK - IDA
1 stop10h 18mAlaska Airlines
sáb. 10/254:15 pmIDA - JFK
1 stop13h 05mAlaska Airlines
Deal found 9/18$383
This American Airlines deal was found by Cheapflights users on 9/18. 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.
sáb. 10/186:00 amLGA - IDA
1 stop8h 25mAmerican Airlines
sáb. 10/2512:55 pmIDA - LGA
1 stop8h 40mAmerican Airlines
Deal found 9/18$417
This Alaska Airlines deal was found by Cheapflights users on 9/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/307:02 amPHL - IDA
1 stop10h 11mAlaska Airlines
sáb. 11/16:05 amIDA - PHL
1 stop10h 07mAlaska Airlines
Deal found 9/18$418
This American Airlines deal was found by Cheapflights users on 9/17. 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.
jue. 10/303:35 pmPHL - IDA
1 stop8h 14mAmerican Airlines
sáb. 11/112:55 pmIDA - PHL
1 stop8h 51mAmerican Airlines
Deal found 9/17$419
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/127:30 amEWR - IDA
1 stop9h 43mAlaska Airlines
dom. 11/166:05 amIDA - EWR
1 stop9h 01mAlaska Airlines
Deal found 9/17$432
This Alaska Airlines deal was found by Cheapflights users on 9/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/187:19 amEWR - IDA
1 stop10h 19mAlaska Airlines
sáb. 10/254:15 pmIDA - EWR
1 stop21h 10mAlaska Airlines
Deal found 9/18$433
This Delta deal was found by Cheapflights users on 9/17. 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.
mié. 11/1211:59 amEWR - IDA
2 stops12h 20mDelta
dom. 11/166:57 pmIDA - EWR
1 stop8h 49mDelta
Deal found 9/17$438
This United Airlines deal was found by Cheapflights users on 9/17. 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.
mié. 11/127:21 amLGA - IDA
1 stop9h 55mUnited Airlines
dom. 11/165:00 amIDA - LGA
1 stop6h 59mUnited Airlines
Deal found 9/17$445
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/117:20 amJFK - IDA
1 stop10h 18mAlaska Airlines
mar. 10/286:05 amIDA - JFK
1 stop11h 24mAlaska Airlines
Deal found 9/17$449
This Trip.com deal was found by Cheapflights users on 9/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/266:59 amEWR - IDA
1 stop11h 06mMultiple Airlines
lun. 9/299:39 pmIDA - EWR
1 stop30h 15mMultiple Airlines
Deal found 9/16$457
This Delta deal was found by Cheapflights users on 9/17. 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.
mié. 11/1211:47 amJFK - IDA
2 stops8h 30mDelta
dom. 11/166:57 pmIDA - JFK
1 stop9h 32mDelta
Deal found 9/17$457

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Jersey 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, Cheapflights users made 2,558,603 searches. Data last updated septiembre 19, 2025.
Use the filters below to find and compare flights from New Jersey to Idaho Falls that are best for you.

Fly from

New Jersey

Fly to

Idaho Falls

Route

Depart

Return

Price

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

mié. 1/28

6:00 am-12:20 pm

1 stop8h 20m

Idaho Falls Fanning Field

dom. 2/1

1:44 pm-11:32 pm

1 stop7h 48m

$355

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

mié. 11/12

7:00 am-3:13 pm

1 stop10h 13m

Idaho Falls Fanning Field

dom. 11/16

6:05 am-4:29 pm

1 stop8h 24m

$355

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

mié. 11/12

4:00 pm-10:19 pm

1 stop8h 19m

Idaho Falls Fanning Field

dom. 11/16

6:57 pm-6:29 am

1 stop9h 32m

$355

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

sáb. 10/18

7:20 am-3:38 pm

1 stop10h 18m

Idaho Falls Fanning Field

sáb. 10/25

4:15 pm-7:20 am

1 stop13h 05m

$383

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

mié. 2/11

7:00 am-3:23 pm

1 stop10h 23m

Idaho Falls Fanning Field

lun. 2/23

8:00 am-7:29 pm

1 stop9h 29m

$383

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

mié. 2/11

7:00 am-3:23 pm

1 stop10h 23m

Idaho Falls Fanning Field

mié. 2/18

8:00 am-7:29 pm

1 stop9h 29m

$412

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

mié. 2/11

7:00 am-3:23 pm

1 stop10h 23m

Idaho Falls Fanning Field

vie. 2/20

8:00 am-7:29 pm

1 stop9h 29m

$415

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

jue. 10/30

7:02 am-3:13 pm

1 stop10h 11m

Idaho Falls Fanning Field

sáb. 11/1

6:05 am-6:12 pm

1 stop10h 07m

$418

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

jue. 10/30

7:12 pm-3:13 pm

1 stop22h 01m

Idaho Falls Fanning Field

sáb. 11/1

6:05 am-6:12 pm

1 stop10h 07m

$418

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

lun. 11/17

7:02 am-3:13 pm

1 stop10h 11m

Idaho Falls Fanning Field

mié. 11/19

6:05 am-6:12 pm

1 stop10h 07m

$418

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 40 results
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Best time to book a flight from New Jersey to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from New Jersey 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 Jersey to Idaho Falls

What is the cheapest month to book a flight from New Jersey to Idaho Falls?

Currently, October is the cheapest month in which you can book a flight from New Jersey to Idaho Falls (average of $380). Flying from New Jersey to Idaho Falls in December is currently the most expensive (average of $578). 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 NJ to IDA?

Find hourly flight availability from New Jersey to Idaho Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 19, 2025.

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

Related info for your journey

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

  • What airport do you fly into for flights to Idaho Falls from New Jersey?

    For a flight from New Jersey to Idaho Falls, you will be flying into Fanning Field. Idaho Falls Fanning Field (IDA) is just 3.8 mi from the center of the city.

  • How long is the flight from New Jersey to Idaho Falls?

    There are many flights that can get you from New Jersey to Idaho Falls in 8h 19m. Fly via American Airlines, Alaska Airlines, or Delta to get the fastest option. New Jersey and Idaho Falls are separated by a distance of 1955 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from New Jersey to Idaho Falls one-way?

    The cheapest airlines for a one-way flight from New Jersey to Idaho Falls are Alaska Airlines ($209), American Airlines ($210), and United Airlines ($310).

  • What are the most popular routes from New Jersey to Idaho Falls?

    When deciding which route to take from New Jersey to Idaho Falls consider Newark - Idaho Falls Fanning Field, New York John F Kennedy Intl - Idaho Falls Fanning Field or New York LaGuardia - Idaho Falls Fanning Field as they are the most popular.

  • Can I find deals for flights from New Jersey to Idaho Falls that include hotel bookings?

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

  • How can I find direct flights from New Jersey to Idaho Falls?

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

  • Can I find deals for business class flights from New Jersey to Idaho Falls?

    Yes. Cheapflights offers flight deals from New Jersey to Idaho Falls 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 Jersey to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from New Jersey to Idaho Falls (average of $380). Flying from New Jersey to Idaho Falls in December is currently the most expensive (average of $578). 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 Idaho Falls?

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

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Top airline flying from New Jersey to Idaho Falls

Discover the top airline that operate flights from New Jersey to Idaho Falls. 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 septiembre 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$344Average$726FlexibilityNo cancel feeOn-time69%

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