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Idaho Falls

$168+ 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — IDA
Aug 18 — Aug 251
Tue 8/18
Tue 8/25
1 adult, Economy
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Cheap 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 July 19, 2026.

This Delta deal was found by Cheapflights users on 7/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:05 am
LGA
-
IDA
2 stops10h 30m
Delta
Mon 8/317:00 pm
IDA
-
LGA
2 stops11h 10m
Delta
Deal found 7/18$307
This Delta deal was found by Cheapflights users on 7/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:20 am
PHL
-
IDA
1 stop9h 15m
Delta
Mon 8/317:00 pm
IDA
-
PHL
1 stop9h 05m
Delta
Deal found 7/18$349
This Delta deal was found by Cheapflights users on 7/17. 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.
Wed 9/97:15 am
EWR
-
IDA
1 stop7h 00m
Delta
Mon 9/146:57 pm
IDA
-
EWR
1 stop9h 03m
Delta
Deal found 7/17$349
This Delta deal was found by Cheapflights users on 7/17. 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.
Tue 9/86:00 am
JFK
-
IDA
1 stop8h 15m
Delta
Tue 9/151:05 pm
IDA
-
JFK
1 stop8h 35m
Delta
Deal found 7/17$349
This Delta deal was found by Cheapflights users on 7/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:05 am
EWR
-
IDA
2 stops13h 15m
Delta
Fri 9/116:57 pm
IDA
-
EWR
1 stop9h 03m
Delta
Deal found 7/18$354
This Delta deal was found by Cheapflights users on 7/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:00 am
EWR
-
IDA
2 stops10h 35m
Delta
Mon 8/317:00 pm
IDA
-
EWR
2 stops12h 24m
Delta
Deal found 7/18$359
This United Airlines deal was found by Cheapflights users on 7/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:00 am
LGA
-
IDA
1 stop9h 16m
United Airlines
Fri 9/112:25 pm
IDA
-
LGA
1 stop6h 59m
United Airlines
Deal found 7/18$364
This American Airlines deal was found by Cheapflights users on 7/15. 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.
Sat 8/223:06 pm
PHL
-
IDA
1 stop8h 14m
American Airlines
Sat 8/291:43 pm
IDA
-
PHL
1 stop8h 16m
American Airlines
Deal found 7/15$374
This Delta deal was found by Cheapflights users on 7/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:15 am
EWR
-
IDA
1 stop9h 20m
Delta
Mon 8/317:00 pm
IDA
-
EWR
1 stop9h 00m
Delta
Deal found 7/14$374
This Orbitz deal was found by Cheapflights users on 7/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:29 pm
JFK
-
IDA
1 stop21h 55m
Alaska Airlines
Mon 9/283:57 pm
IDA
-
JFK
1 stop12h 04m
Alaska Airlines
Deal found 7/15$388
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:06 am
PHL
-
IDA
1 stop30h 59m
Multiple Airlines
Mon 8/173:55 pm
IDA
-
PHL
2 stops12h 05m
Multiple Airlines
Deal found 7/15$389
This American Airlines deal was found by Cheapflights users on 7/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/45:23 am
EWR
-
IDA
1 stop10h 05m
American Airlines
Tue 10/61:50 pm
IDA
-
EWR
1 stop7h 39m
American Airlines
Deal found 7/14$392

Find 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 July 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$307
(Delta)

One-way from

$175
(American Airlines)

Popular in

October

Cheapest in

September

Average price

$633
Provider with most accurate pricing for New York (NYC)-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Idaho Falls Fanning Field flights.
Search Deals
From New Jersey to Idaho Falls Fanning Field
Search Deals
One-way flight from New Jersey to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 July 19, 2026.
Use the filters below to find and compare flights from New Jersey to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Tue 8/25

6:00 am-10:50 am

1 stop6h 50m

Idaho Falls Fanning Field

Mon 8/31

7:00 pm-6:18 am

1 stop9h 18m

$349

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Mon 8/24

6:00 am-10:50 am

1 stop6h 50m

Idaho Falls Fanning Field

Mon 8/31

7:00 pm-6:18 am

1 stop9h 18m

$349

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Sun 12/6

7:00 am-12:27 pm

1 stop7h 27m

Idaho Falls Fanning Field

Sun 12/13

1:10 pm-12:51 am

2 stops9h 41m

$354

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Wed 8/26

6:00 am-2:35 pm

2 stops10h 35m

Idaho Falls Fanning Field

Mon 8/31

7:00 pm-9:24 am

2 stops12h 24m

$359

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Tue 8/25

7:15 am-2:35 pm

1 stop9h 20m

Idaho Falls Fanning Field

Mon 8/31

7:00 pm-6:00 am

1 stop9h 00m

$374

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Thu 8/27

7:20 am-2:35 pm

1 stop9h 15m

Idaho Falls Fanning Field

Mon 8/31

7:00 pm-11:05 am

2 stops14h 05m

$379

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Tue 10/6

6:00 am-12:22 pm

1 stop8h 22m

Idaho Falls Fanning Field

Sun 10/11

6:56 pm-6:00 am

1 stop9h 04m

$393

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Wed 8/26

6:50 am-1:09 pm

1 stop8h 19m

Idaho Falls Fanning Field

Mon 8/31

1:43 pm-10:02 am

1 stop18h 19m

$432

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Tue 8/25

3:29 pm-10:32 pm

2 stops9h 03m

Idaho Falls Fanning Field

Sat 8/29

7:00 pm-11:05 am

2 stops14h 05m

$454

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Wed 8/5

6:10 am-1:25 pm

2 stops9h 15m

Idaho Falls Fanning Field

Tue 8/11

2:25 pm-11:44 pm

1 stop7h 19m

$455

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

Showing 1-10 of 60 resultsSorted by cheapest first
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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

How much does it cost to fly round-trip from New Jersey to Idaho Falls?

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 7h 39m. Fly via Delta, American Airlines, or Alaska Airlines to get the fastest option. New Jersey and Idaho Falls are separated by a distance of 1899 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 New York John F Kennedy Intl - Idaho Falls Fanning Field, Newark - 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.

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 July 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$398Average$638FlexibilityNo cancel feeOn-time69%

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