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Newark

$128+ Cheap flights from Idaho to Newark (EWR)

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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — EWR
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Idaho to Newark

Cheapest flights from Idaho to Newark
Explore the most affordable flight options available from Idaho to Newark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:47 pmGEG - EWR
1 stop6h 49mUnited Airlines
Thu 1/16:00 amEWR - GEG
1 stop9h 45mUnited Airlines
Deal found 12/15$409
This American Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 12/316:07 amGEG - EWR
1 stop13h 27mAmerican Airlines
Mon 1/51:59 pmEWR - GEG
1 stop10h 29mAmerican Airlines
Deal found 12/15$430
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:55 amGEG - EWR
1 stop8h 34mDelta
Wed 12/316:29 amEWR - GEG
1 stop8h 37mDelta
Deal found 12/16$439
This Delta deal was found by Cheapflights users on 12/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:00 amGEG - EWR
1 stop8h 53mDelta
Thu 1/87:00 amEWR - GEG
2 stops11h 00mDelta
Deal found 12/15$462
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:30 amBOI - EWR
1 stop6h 43mDelta
Sun 1/47:00 pmEWR - BOI
1 stop7h 19mDelta
Deal found 12/16$483
This American Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/246:00 amGEG - EWR
1 stop8h 00mAmerican Airlines
Wed 12/311:59 pmEWR - GEG
1 stop10h 29mAmerican Airlines
Deal found 12/17$509
This Delta deal was found by Cheapflights users on 12/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:30 amBOI - EWR
1 stop6h 43mDelta
Fri 1/26:48 pmEWR - BOI
1 stop7h 05mDelta
Deal found 12/15$513
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 amJAC - EWR
1 stop9h 15mUnited Airlines
Sun 1/41:55 pmEWR - JAC
1 stop8h 57mUnited Airlines
Deal found 12/16$519
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:20 pmBOI - EWR
1 stop8h 55mUnited Airlines
Sat 1/36:00 amEWR - BOI
1 stop8h 39mUnited Airlines
Deal found 12/16$526
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:30 amBOI - EWR
1 stop6h 43mDelta
Sat 12/277:00 amEWR - BOI
1 stop9h 18mDelta
Deal found 12/16$539
This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:40 pmBOI - EWR
1 stop6h 56mUnited Airlines
Mon 1/52:45 pmEWR - BOI
1 stop9h 45mUnited Airlines
Deal found 12/15$540
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/245:05 amGEG - EWR
1 stop9h 25mUnited Airlines
Wed 12/314:59 pmEWR - GEG
2 stops22h 46mUnited Airlines
Deal found 12/17$554

Find flight deals from Idaho to Newark

Keep the following information in mind while searching for Idaho to Newark flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$277
(Kiwi.com)

One-way from

$128
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$638
Provider with most accurate pricing for Boise Air Term. Gowen Fld-New York (NYC) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-New York (NYC) flights.
Search Deals
From Idaho to Newark
Search Deals
One-way flight from Idaho to Newark
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($93 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Newark 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 December 18, 2025.
Use the filters below to find and compare flights from Idaho to Newark Airport that are best for you.

Fly from

Idaho

Fly to

Newark

Route

Depart

Return

Price

SpokaneNewark

GEG - EWR

GEGEWR

Spokane

Fri 1/30

7:49 pm-6:24 pm

1 stop19h 35m

Newark

Fri 2/6

4:36 pm-12:23 am

1 stop10h 47m

$277

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

Sat 1/17

9:48 am-7:17 pm

1 stop7h 29m

Newark

Sun 1/18

7:15 am-1:35 pm

1 stop8h 20m

$289

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

Sat 2/7

10:28 am-7:17 pm

1 stop6h 49m

Newark

Tue 2/10

12:00 pm-7:51 pm

1 stop9h 51m

$289

SpokaneNewark

GEG - EWR

GEGEWR

Spokane

Tue 2/17

5:40 am-5:11 pm

1 stop8h 31m

Newark

Tue 2/24

5:30 pm-11:59 pm

1 stop9h 29m

$289

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

Sat 1/24

9:48 am-6:29 pm

1 stop6h 41m

Newark

Wed 1/28

3:00 pm-11:48 pm

1 stop10h 48m

$289

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

Tue 1/13

6:15 pm-10:58 am

2 stops14h 43m

Newark

Tue 1/20

6:00 am-1:34 pm

1 stop9h 34m

$294

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

Wed 1/14

5:45 am-7:19 pm

2 stops11h 34m

Newark

Sat 1/17

6:00 am-2:02 pm

1 stop10h 02m

$294

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

Sat 1/17

1:00 pm-11:59 pm

1 stop8h 59m

Newark

Sun 1/18

6:00 am-2:02 pm

2 stops10h 02m

$294

SpokaneNewark

GEG - EWR

GEGEWR

Spokane

Wed 2/25

1:20 pm-11:33 pm

1 stop7h 13m

Newark

Tue 3/3

6:00 am-1:08 pm

1 stop10h 08m

$301

SpokaneNewark

GEG - EWR

GEGEWR

Spokane

Tue 2/24

7:00 am-8:10 pm

1 stop10h 10m

Newark

Sat 2/28

1:00 pm-6:03 pm

1 stop8h 03m

$301

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

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

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

What is the cheapest month to book a flight from Idaho to Newark Airport?

Currently, April is the cheapest month in which you can book a flight from Idaho to Newark Airport (average of $196). Flying from Idaho to Newark Airport in July is currently the most expensive (average of $385). 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 ID to EWR?

Find hourly flight availability from Idaho to Newark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

One of the essential ways to save on airfare from Idaho to Newark Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 24% on airfare.

What is the cheapest day to fly from Idaho to Newark Airport?

Use this chart to determine the cheapest time to fly round-trip from Idaho to Newark. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Idaho to Newark Airport flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

  • How long is the flight from Idaho to Newark Airport?

    Departing from Idaho to Newark Airport will take you 7h 29m. There are 2139 mi between Idaho and Newark Airport. 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 Idaho to Newark Airport one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $148. Delta flights start at $159 while deals on American Airlines start at $164 one-way.

  • What are the most popular routes from Idaho to Newark Airport?

    The most popular flight routes from Idaho to Newark Airport are Boise Air Term. Gowen Fld - Newark, Jackson Hole - Newark and Spokane - Newark.

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

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

  • How can I find direct flights from Idaho to Newark?

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

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

    Yes. Cheapflights offers flight deals from Idaho to Newark 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 Idaho to Newark Airport?

    Currently, April is the cheapest month in which you can book a flight from Idaho to Newark Airport (average of $196). Flying from Idaho to Newark Airport in July is currently the most expensive (average of $385). 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 Newark Airport?

Book flights to Newark Airport if you plan to visit one of these locations
Queens
Bronx
East Rutherford
Mahwah
Bethlehem
Yonkers
Elizabeth
Secaucus
North Bergen
Ronkonkoma
Mount Laurel
Stamford
Staten Island
Edgewater
Carteret
Seaside Heights
Absecon
Carle Place
Parsippany
New Brunswick

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Idaho to Newark

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Idaho to Newark

Discover the top 4 airlines that operate flights from Idaho to Newark. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$526FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$429FlexibilityNo cancel feeOn-time69%
DeltaCheapest$277Average$489FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$323Average$460FlexibilityNo cancel feeOn-time75%

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