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Idaho

$87+ Cheap flights from New Jersey 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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — BOI
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from New Jersey to Idaho

Keep the following information in mind while searching for New Jersey to Idaho flight deals. Data was last updated July 31, 2025.

Round-trip from

$203
(CheapOair)

One-way from

$87
(Booking.com)

Popular in

December

Cheapest in

January

Average price

$488
From New Jersey to Idaho
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One-way flight from New Jersey to Idaho
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Highest demand for flights based on searches. 10% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from New Jersey to Idaho

Cheapest flights from New Jersey to Idaho
Explore the most affordable flight options available from New Jersey to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This CheapOair deal was found by Cheapflights users on 7/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/216:55 amEWR - BOI
1 stop12h 16mSpirit Airlines
Thu 8/286:06 pmBOI - EWR
1 stop9h 44mSpirit Airlines
Deal found 7/29$203
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Thu 9/48:55 amPHL - JAC
1 stop9h 12mAmerican Airlines
Wed 9/1012:58 pmJAC - PHL
1 stop9h 20mAmerican Airlines
Deal found 7/30$241
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/302:57 pmJFK - GEG
1 stop10h 58mAmerican Airlines
Sat 9/66:00 amGEG - JFK
1 stop8h 25mAmerican Airlines
Deal found 7/29$243
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:30 pmLGA - GEG
1 stop8h 18mDelta
Sat 9/66:50 amGEG - LGA
1 stop9h 17mDelta
Deal found 7/29$245
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/237:30 amEWR - GEG
1 stop9h 26mAlaska Airlines
Tue 9/235:45 pmGEG - EWR
1 stop9h 14mAlaska Airlines
Deal found 7/29$245
This Hawaiian Airlines deal was found by Cheapflights users on 7/31. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/15:30 pmEWR - GEG
1 stop9h 49mHawaiian Airlines
Tue 10/75:54 pmGEG - EWR
1 stop9h 05mHawaiian Airlines
Deal found 7/31$250
This American Airlines deal was found by Cheapflights users on 7/31. 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 10/15:45 amLGA - GEG
1 stop9h 59mAmerican Airlines
Tue 10/71:12 pmGEG - LGA
1 stop7h 24mAmerican Airlines
Deal found 7/31$251
This Delta deal was found by Cheapflights users on 7/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/204:55 pmJFK - GEG
1 stop9h 18mDelta
Tue 9/237:25 pmGEG - JFK
1 stop8h 00mDelta
Deal found 7/31$251
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/177:20 amEWR - GEG
1 stop7h 35mDelta
Sat 9/2712:40 pmGEG - EWR
1 stop9h 16mDelta
Deal found 7/29$251
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/297:00 amPHL - JAC
1 stop9h 47mDelta
Wed 11/57:30 amJAC - PHL
1 stop8h 08mDelta
Deal found 7/30$257
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 9/177:00 amEWR - BOI
1 stop8h 17mAmerican Airlines
Wed 9/241:07 pmBOI - EWR
1 stop7h 52mAmerican Airlines
Deal found 7/30$269
This Delta deal was found by Cheapflights users on 7/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/177:05 amJFK - BOI
1 stop10h 35mDelta
Wed 9/241:00 pmBOI - JFK
1 stop9h 22mDelta
Deal found 7/31$269

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Jersey 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 July 31, 2025.
Use the filters below to find and compare flights from New Jersey to Idaho that are best for you.

Fly from

New Jersey

Fly to

Idaho

Route

Depart

Return

Price

NewarkBoise

EWR - BOI

EWRBOI

Newark

Thu 8/21

6:55 am-5:11 pm

1 stop12h 16m

Boise Air Term. Gowen Fld

Thu 8/28

6:06 pm-5:50 am

1 stop9h 44m

$203

PhiladelphiaJackson

PHL - JAC

PHLJAC

Philadelphia

Thu 9/4

8:55 am-4:07 pm

1 stop9h 12m

Jackson Hole

Wed 9/10

12:58 pm-12:18 am

1 stop9h 20m

$241

New YorkSpokane

JFK - GEG

JFKGEG

New York John F Kennedy Intl

Sat 8/30

2:57 pm-10:55 pm

1 stop10h 58m

Spokane

Sat 9/6

6:00 am-5:25 pm

1 stop8h 25m

$243

New YorkSpokane

LGA - GEG

LGAGEG

New York LaGuardia

Sat 8/30

6:30 pm-11:48 pm

1 stop8h 18m

Spokane

Sat 9/6

6:50 am-7:07 pm

1 stop9h 17m

$245

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Tue 9/23

7:30 am-1:56 pm

1 stop9h 26m

Spokane

Tue 9/23

5:45 pm-5:59 am

1 stop9h 14m

$245

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Wed 10/1

5:30 pm-12:19 am

1 stop9h 49m

Spokane

Tue 10/7

5:54 pm-5:59 am

1 stop9h 05m

$250

New YorkSpokane

JFK - GEG

JFKGEG

New York John F Kennedy Intl

Sat 9/20

4:55 pm-11:13 pm

1 stop9h 18m

Spokane

Tue 9/23

7:25 pm-6:25 am

1 stop8h 00m

$251

New YorkSpokane

LGA - GEG

LGAGEG

New York LaGuardia

Wed 10/1

5:45 am-12:44 pm

1 stop9h 59m

Spokane

Tue 10/7

1:12 pm-11:36 pm

1 stop7h 24m

$251

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Wed 9/17

7:20 am-11:55 am

1 stop7h 35m

Spokane

Sat 9/27

12:40 pm-12:56 am

1 stop9h 16m

$251

PhiladelphiaJackson

PHL - JAC

PHLJAC

Philadelphia

Wed 10/29

7:00 am-2:47 pm

1 stop9h 47m

Jackson Hole

Wed 11/5

7:30 am-5:38 pm

1 stop8h 08m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 60 results
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Best time to book a flight from New Jersey to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho 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

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

Currently, October is the cheapest month in which you can book a flight from New Jersey to Idaho (average of $314). Flying from New Jersey to Idaho in June is currently the most expensive (average of $398). 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 ID?

Find hourly flight availability from New Jersey 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 July 31, 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 as you normally would.

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 July 31, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from New Jersey to Idaho. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from New Jersey 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 Jersey to Idaho one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $87. However, be on the lookout for offers from Alaska Airlines and American Airlines, as they are both options that can get you from New Jersey to Idaho for a low price.

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

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

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

    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.

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

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

    Currently, October is the cheapest month in which you can book a flight from New Jersey to Idaho (average of $314). Flying from New Jersey to Idaho in June is currently the most expensive (average of $398). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for New Jersey to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Fort Lauderdale flights
Dallas/Fort Worth to LaGuardia flights
John F Kennedy Intl to Los Angeles flights
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Dallas/Fort Worth to O'Hare Intl flights
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Dallas/Fort Worth to Seattle flights
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Top 4 airlines flying from New Jersey to Idaho

Discover the top 4 airlines that operate flights from New Jersey 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$258Average$529FlexibilityNo cancel feeOn-time71%
DeltaCheapest$268Average$608FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$285Average$718FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$318Average$400FlexibilityNo cancel feeOn-time75%

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