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Idaho Falls

$149+ 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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — IDA
Jul 1 — Jul 81
Wed 7/1
Wed 7/8
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 June 1, 2026.

This Expedia deal was found by Cheapflights users on 5/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:46 pm
PHL
-
IDA
1 stop21h 20m
Alaska Airlines
Wed 7/84:14 pm
IDA
-
PHL
1 stop21h 09m
Alaska Airlines
Deal found 5/27$349
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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.
Wed 7/156:30 am
EWR
-
IDA
1 stop8h 36m
Alaska Airlines
Wed 7/224:14 pm
IDA
-
EWR
1 stop11h 45m
Alaska Airlines
Deal found 5/30$349
This Orbitz deal was found by Cheapflights users on 5/27. 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 9/244:48 pm
PHL
-
IDA
1 stop22h 36m
Alaska Airlines
Sun 9/273:57 pm
IDA
-
PHL
1 stop21h 48m
Alaska Airlines
Deal found 5/27$399
This Expedia deal was found by Cheapflights users on 5/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:30 am
EWR
-
IDA
1 stop8h 36m
Alaska Airlines
Tue 7/214:14 pm
IDA
-
EWR
1 stop11h 45m
Alaska Airlines
Deal found 5/29$399
This United Airlines deal was found by Cheapflights users on 5/28. 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.
Thu 6/257:40 am
LGA
-
IDA
1 stop7h 45m
United Airlines
Thu 7/210:35 am
IDA
-
LGA
1 stop9h 19m
United Airlines
Deal found 5/28$414
This Delta deal was found by Cheapflights users on 5/28. 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.
Sat 6/67:15 am
EWR
-
IDA
1 stop9h 19m
Delta
Sat 6/133:25 pm
IDA
-
EWR
1 stop6h 34m
Delta
Deal found 5/28$417
This American Airlines deal was found by Cheapflights users on 5/31. 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 8/196:30 am
LGA
-
IDA
1 stop9h 20m
American Airlines
Thu 8/271:43 pm
IDA
-
LGA
1 stop8h 02m
American Airlines
Deal found 5/31$435
This American Airlines deal was found by Cheapflights users on 5/30. 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 8/186:56 am
JFK
-
IDA
1 stop8h 54m
American Airlines
Thu 8/277:00 am
IDA
-
JFK
1 stop9h 30m
American Airlines
Deal found 5/30$445
This Expedia deal was found by Cheapflights users on 5/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/45:08 pm
JFK
-
IDA
1 stop21h 58m
Alaska Airlines
Thu 7/94:14 pm
IDA
-
JFK
1 stop25h 09m
Alaska Airlines
Deal found 5/30$448
This Travelocity deal was found by Cheapflights users on 5/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:46 pm
PHL
-
IDA
1 stop21h 20m
Alaska Airlines
Mon 7/204:14 pm
IDA
-
PHL
1 stop21h 09m
Alaska Airlines
Deal found 5/27$449
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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.
Mon 7/136:30 am
EWR
-
IDA
1 stop8h 36m
Alaska Airlines
Wed 7/221:43 pm
IDA
-
EWR
1 stop8h 16m
Alaska Airlines
Deal found 5/30$449
This Delta deal was found by Cheapflights users on 6/1. 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 8/195:45 am
PHL
-
IDA
2 stops10h 50m
Delta
Tue 8/257:00 pm
IDA
-
PHL
2 stops12h 38m
Delta
Deal found 6/1$450

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 June 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(Expedia)

One-way from

$149
(Delta)

Popular in

October

Cheapest in

December

Average price

$492
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. 23% potential increase in price ($169 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 1, 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

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Thu 9/24

4:48 pm-1:24 pm

1 stop22h 36m

Idaho Falls Fanning Field

Mon 9/28

3:57 pm-3:45 pm

1 stop21h 48m

$399

New YorkIdaho Falls

LGA - IDA

LGAIDA

New York LaGuardia

Thu 6/25

7:40 am-1:25 pm

1 stop7h 45m

Idaho Falls Fanning Field

Thu 7/2

10:35 am-9:54 pm

1 stop9h 19m

$414

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Tue 10/27

7:00 am-3:35 pm

1 stop10h 35m

Idaho Falls Fanning Field

Wed 10/28

6:09 am-5:39 pm

1 stop9h 30m

$459

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Sat 8/22

4:48 pm-10:56 pm

2 stops32h 08m

Idaho Falls Fanning Field

Fri 8/28

3:57 pm-3:45 pm

1 stop21h 48m

$507

New YorkIdaho Falls

JFK - IDA

JFKIDA

New York John F Kennedy Intl

Wed 7/15

5:08 pm-1:06 pm

1 stop21h 58m

Idaho Falls Fanning Field

Wed 7/22

4:14 pm-7:23 pm

1 stop25h 09m

$508

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Thu 7/16

6:30 am-1:06 pm

1 stop8h 36m

Idaho Falls Fanning Field

Tue 7/21

1:43 pm-11:59 pm

1 stop8h 16m

$509

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Thu 7/16

6:30 am-1:06 pm

1 stop8h 36m

Idaho Falls Fanning Field

Thu 7/23

1:43 pm-11:59 pm

1 stop8h 16m

$509

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Tue 7/14

6:30 am-1:06 pm

1 stop8h 36m

Idaho Falls Fanning Field

Tue 7/21

1:43 pm-11:59 pm

1 stop8h 16m

$509

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Wed 9/23

12:29 pm-10:31 pm

2 stops12h 02m

Idaho Falls Fanning Field

Mon 9/28

6:57 pm-9:28 am

2 stops12h 31m

$511
Quickest round-trip

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Sat 8/22

6:25 am-11:38 am

1 stop7h 13m

Idaho Falls Fanning Field

Fri 8/28

2:25 pm-11:45 pm

1 stop7h 20m

$514

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/31

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 45m. Fly via Alaska Airlines or United Airlines to get the fastest option. New Jersey and Idaho Falls are separated by a distance of 1947 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 Newark - Idaho Falls Fanning Field, New York LaGuardia - Idaho Falls Fanning Field or New York John F Kennedy Intl - 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 June 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$398Average$639FlexibilityNo cancel feeOn-time69%

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