$191+ Cheap flights from New Jersey to Idaho Falls (IDA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — IDA
Oct 25 — Nov 11
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from New Jersey to Idaho FallsExplore 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 September 25, 2026.
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 September 25, 2026.
This Delta deal was found by Cheapflights users on 9/22. 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 11/74:35 pm -
1 stop7h 35m
Wed 11/256:57 pm -
1 stop9h 02m
Deal found 9/22![Delta logo]()
$381
This Delta deal was found by Cheapflights users on 9/22. 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 11/74:35 pm -
1 stop7h 35m
Sun 11/226:57 pm -
1 stop9h 02m
Deal found 9/22![Delta logo]()
$390
This Delta deal was found by Cheapflights users on 9/22. 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 11/111:35 pm -
2 stops10h 24m
Mon 11/236:57 pm -
1 stop9h 02m
Deal found 9/22![Delta logo]()
$395
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/235:31 am -
1 stop9h 49m
Mon 10/261:50 pm -
1 stop7h 39m
Deal found 9/20![American Airlines logo]()
$399
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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 11/47:00 am -
1 stop10h 18m
Wed 11/186:04 am -
1 stop10h 19m
Deal found 9/22![Alaska Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 9/22. 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 11/116:50 am -
1 stop7h 25m
Sat 11/146:00 am -
2 stops9h 09m
Deal found 9/22![Delta logo]()
$455
This Delta deal was found by Cheapflights users on 9/22. 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 11/712:59 pm -
2 stops11h 11m
Wed 11/186:57 pm -
1 stop9h 02m
Deal found 9/22![Delta logo]()
$474
This Delta deal was found by Cheapflights users on 9/22. 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 11/111:35 pm -
2 stops10h 24m
Thu 11/266:00 am -
2 stops13h 01m
Deal found 9/22![Delta logo]()
$479
This Delta deal was found by Cheapflights users on 9/22. 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 11/712:59 pm -
2 stops11h 11m
Mon 11/166:57 pm -
1 stop9h 02m
Deal found 9/22![Delta logo]()
$483
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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.
Sat 10/247:03 am -
1 stop10h 17m
Tue 10/276:09 am -
1 stop10h 20m
Deal found 9/22![Alaska Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Sat 10/2410:00 am -
1 stop7h 24m
Tue 10/272:35 pm -
1 stop7h 07m
Deal found 9/23![United Airlines logo]()
$501
Best flights from New Jersey to Idaho FallsDiscover carefully curated flight deals from New Jersey to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 25, 2026.
Discover carefully curated flight deals from New Jersey to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 25, 2026.
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/235:31 am -
1 stop9h 49m
Mon 10/261:50 pm -
1 stop7h 39m
Deal found 9/20![American Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 9/22. 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 11/126:50 am -
1 stop7h 25m
Mon 11/236:57 pm -
1 stop9h 02m
Deal found 9/22![Delta logo]()
$399
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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.
Fri 11/67:00 am -
1 stop10h 18m
Wed 11/186:04 am -
1 stop10h 19m
Deal found 9/22![Alaska Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 10/2111:55 am -
1 stop7h 21m
Sat 10/242:28 pm -
1 stop7h 30m
Deal found 9/21![United Airlines logo]()
$501
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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.
Sat 10/247:03 am -
1 stop10h 17m
Tue 10/276:09 am -
1 stop10h 20m
Deal found 9/22![Alaska Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Sat 10/2410:00 am -
1 stop7h 24m
Tue 10/272:35 pm -
1 stop7h 07m
Deal found 9/24![United Airlines logo]()
$501
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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 10/217:03 am -
1 stop10h 17m
Sat 10/243:57 pm -
2 stops13h 02m
Deal found 9/21![Alaska Airlines logo]()
$536
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Fri 11/136:00 am -
1 stop9h 28m
Thu 11/267:00 am -
1 stop8h 36m
Deal found 9/22![United Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 9/23. 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 10/2210:00 am -
1 stop7h 24m
Sun 10/252:35 pm -
1 stop8h 20m
Deal found 9/23![United Airlines logo]()
$597
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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.
Sat 11/77:00 am -
1 stop10h 18m
Fri 11/271:55 pm -
1 stop8h 04m
Deal found 9/22![Alaska Airlines logo]()
$602
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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 10/217:03 am -
1 stop10h 17m
Sun 10/256:09 am -
1 stop8h 34m
Deal found 9/21![Alaska Airlines logo]()
$618
Last-minute flights from New Jersey to Idaho FallsDiscover last-minute flight deals from New Jersey to Idaho Falls. Data last updated September 25, 2026 and is based on user searches.
Discover last-minute flight deals from New Jersey to Idaho Falls. Data last updated September 25, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/22. 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 9/256:30 am -
1 stop9h 07m
Wed 9/301:58 pm -
1 stop8h 01m
Deal found 9/22![American Airlines logo]()
$543
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/63:45 pm -
1 stop7h 09m
Sat 10/102:28 pm -
1 stop7h 30m
Deal found 9/21![United Airlines logo]()
$538
This Delta deal was found by Cheapflights users on 9/23. 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 10/2111:50 am -
2 stops8h 26m
Sat 10/241:05 pm -
1 stop8h 21m
Deal found 9/23![Delta logo]()
$483
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 10/2111:55 am -
1 stop7h 21m
Sat 10/242:28 pm -
1 stop7h 30m
Deal found 9/21![United Airlines logo]()
$501
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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 10/217:03 am -
1 stop10h 17m
Sat 10/243:57 pm -
2 stops13h 02m
Deal found 9/22![Alaska Airlines logo]()
$531
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/235:31 am -
1 stop9h 49m
Mon 10/261:50 pm -
1 stop7h 39m
Deal found 9/20![American Airlines logo]()
$399
This Expedia deal was found by Cheapflights users on 9/20. 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 10/235:05 pm -
1 stop22h 16m
Mon 10/263:57 pm -
2 stops13h 02m
Deal found 9/20![Alaska Airlines logo]()
$548
This Travelocity deal was found by Cheapflights users on 9/21. 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.
Fri 10/235:05 pm -
1 stop22h 16m
Sun 10/256:09 am -
1 stop8h 34m
Deal found 9/21![Alaska Airlines logo]()
$553
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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.
Sat 10/247:03 am -
1 stop10h 17m
Tue 10/276:09 am -
1 stop10h 20m
Deal found 9/22![Alaska Airlines logo]()
$499
One-way flights from New Jersey to Idaho FallsSearch for one-way flight options from New Jersey to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated September 25, 2026.
Search for one-way flight options from New Jersey to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated September 25, 2026.
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Sat 10/311:25 pm -
1 stop9h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![United Airlines logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
Sat 10/3110:14 pm -
3 stops41h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$232
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Mon 10/266:00 am -
1 stop9h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![United Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/76:45 am -
1 stop8h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![American Airlines logo]()
$791
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 September 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $381 (Delta) |
One-way from | $191 (United Airlines) |
Popular in | May |
Cheapest in | December |
Average price | $519 |
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 7,457,451 searches. Data last updated September 25, 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
Cheapest round-trip
NewarkIdaho Falls
EWR Newark - IDA Idaho Falls Fanning Field
EWRIDA
Newark
Sat 10/31
1:25 pm-9:09 pm
1 stop9h 44m
Idaho Falls Fanning Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$191
NewarkIdaho Falls
EWR Newark - IDA Idaho Falls Fanning Field
EWRIDA
Newark
Sat 10/31
10:14 pm-1:36 pm
3 stops41h 22m
Idaho Falls Fanning Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$232
Quickest round-trip
NewarkIdaho Falls
EWR Newark - IDA Idaho Falls Fanning Field
EWRIDA
Newark
Mon 10/26
6:00 am-1:28 pm
1 stop9h 28m
Idaho Falls Fanning Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$339
NewarkIdaho Falls
EWR Newark - IDA Idaho Falls Fanning Field
EWRIDA
Newark
Fri 10/23
5:31 am-1:20 pm
1 stop9h 49m
Idaho Falls Fanning Field
Mon 10/26
1:50 pm-11:29 pm
1 stop7h 39m
$399
NewarkIdaho Falls
EWR Newark - IDA Idaho Falls Fanning Field
EWRIDA
Newark
Thu 11/12
6:50 am-12:15 pm
1 stop7h 25m
Idaho Falls Fanning Field
Mon 11/23
6:57 pm-5:59 am
1 stop9h 02m
$399
NewarkIdaho Falls
EWR Newark - IDA Idaho Falls Fanning Field
EWRIDA
Newark
Fri 11/6
7:00 am-3:18 pm
1 stop10h 18m
Idaho Falls Fanning Field
Wed 11/18
6:04 am-6:23 pm
1 stop10h 19m
$449
NewarkIdaho Falls
EWR Newark - IDA Idaho Falls Fanning Field
EWRIDA
Newark
Sat 10/24
7:03 am-3:20 pm
1 stop10h 17m
Idaho Falls Fanning Field
Tue 10/27
6:09 am-6:29 pm
1 stop10h 20m
$499
NewarkIdaho Falls
EWR Newark - IDA Idaho Falls Fanning Field
EWRIDA
Newark
Wed 10/21
11:55 am-5:16 pm
1 stop7h 21m
Idaho Falls Fanning Field
Sat 10/24
2:28 pm-11:58 pm
1 stop7h 30m
$501
NewarkIdaho Falls
EWR Newark - IDA Idaho Falls Fanning Field
EWRIDA
Newark
Sat 10/24
10:00 am-3:24 pm
1 stop7h 24m
Idaho Falls Fanning Field
Tue 10/27
2:35 pm-11:42 pm
1 stop7h 07m
$501
NewarkIdaho Falls
EWR Newark - IDA Idaho Falls Fanning Field
EWRIDA
Newark
Wed 10/21
7:03 am-3:20 pm
1 stop10h 17m
Idaho Falls Fanning Field
Sat 10/24
3:57 pm-6:59 am
2 stops13h 02m
$536
Showing 1-10 of 15 resultsSorted by cheapest first
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.
EWR-IDA
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
USNJ-IDA
EWR-IDA
No data available for this route at this time. Please check back soon.
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.
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Alternative routes for New Jersey to Idaho Falls
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Idaho Falls by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from New Jersey to Idaho Falls by cabin class
Find flights from New Jersey to Idaho Falls, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Idaho Falls
Explore flights to Idaho Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 25, 2026.
New Jersey and Idaho Falls flights
Browse other New Jersey and Idaho Falls flight options. Last updated on September 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
New Jersey to Idaho Falls flights
Consider these flights traveling from New Jersey to Idaho Falls.
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 7,457,451 searches. Data last updated September 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$398 | Average$638 | FlexibilityNo cancel fee | On-time69% |