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$129+ 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — EWR
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap flight deals from Idaho to Newark

Keep the following information in mind while searching for Idaho to Newark flight deals. Data was last updated septiembre 17, 2025.

Round-trip from

$258
(Alaska Airlines)

One-way from

$129
(Alaska Airlines)

Popular in

December

Cheapest in

April

Average price

$366
From Idaho to Newark
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One-way flight from Idaho to Newark
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Highest demand for flights based on searches. 18% potential increase in price ($93 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 septiembre 17, 2025.

This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/215:05 amGEG - EWR
1 stop10h 49mAlaska Airlines
mar. 10/287:05 amEWR - GEG
1 stop9h 40mAlaska Airlines
Deal found 9/15$258
This American Airlines deal was found by Cheapflights users on 9/15. 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.
mar. 10/215:40 amGEG - EWR
1 stop10h 10mAmerican Airlines
mar. 10/285:00 amEWR - GEG
2 stops10h 20mAmerican Airlines
Deal found 9/15$264
This Hawaiian Airlines deal was found by Cheapflights users on 9/16. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/114:57 pmBOI - EWR
1 stop11h 02mHawaiian Airlines
mar. 11/187:30 amEWR - BOI
1 stop9h 42mHawaiian Airlines
Deal found 9/16$276
This United Airlines deal was found by Cheapflights users on 9/17. 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.
mar. 11/42:31 pmBOI - EWR
1 stop7h 03mUnited Airlines
mar. 11/116:00 amEWR - BOI
1 stop9h 44mUnited Airlines
Deal found 9/17$277
This Hawaiian Airlines deal was found by Cheapflights users on 9/16. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/256:30 amBOI - EWR
1 stop8h 21mHawaiian Airlines
mar. 10/287:30 amEWR - BOI
1 stop10h 47mHawaiian Airlines
Deal found 9/16$282
This Delta deal was found by Cheapflights users on 9/16. 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.
sáb. 10/181:39 pmBOI - EWR
1 stop8h 17mDelta
mié. 10/226:15 amEWR - BOI
1 stop9h 47mDelta
Deal found 9/16$283
This Delta deal was found by Cheapflights users on 9/16. 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.
sáb. 10/251:00 pmBOI - EWR
1 stop8h 56mDelta
mar. 10/289:30 amEWR - BOI
2 stops12h 46mDelta
Deal found 9/16$288
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/205:38 pmBOI - EWR
1 stop10h 21mAlaska Airlines
jue. 10/235:45 pmEWR - BOI
1 stop8h 12mAlaska Airlines
Deal found 9/16$289
This American Airlines deal was found by Cheapflights users on 9/14. 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.
sáb. 10/251:26 pmBOI - EWR
1 stop7h 03mAmerican Airlines
mar. 10/285:00 amEWR - BOI
2 stops10h 44mAmerican Airlines
Deal found 9/14$294
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/56:28 amBOI - EWR
1 stop10h 01mAlaska Airlines
vie. 11/76:06 pmEWR - BOI
1 stop19h 27mAlaska Airlines
Deal found 9/16$307
This Delta deal was found by Cheapflights users on 9/15. 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.
mié. 11/53:00 pmBOI - EWR
1 stop6h 32mDelta
vie. 11/73:34 pmEWR - BOI
1 stop8h 55mDelta
Deal found 9/15$308
This American Airlines deal was found by Cheapflights users on 9/15. 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.
sáb. 11/11:25 pmJAC - EWR
1 stop8h 34mAmerican Airlines
mié. 11/56:00 amEWR - JAC
1 stop8h 16mAmerican Airlines
Deal found 9/15$308

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 septiembre 17, 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

sáb. 10/25

7:34 pm-5:59 am

1 stop7h 25m

Newark

mar. 10/28

7:05 am-1:45 pm

1 stop9h 40m

$258

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

mar. 11/11

4:57 pm-5:59 am

1 stop11h 02m

Newark

mar. 11/18

7:30 am-3:12 pm

1 stop9h 42m

$276

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

sáb. 10/25

6:30 am-4:51 pm

1 stop8h 21m

Newark

mar. 10/28

7:30 am-4:17 pm

1 stop10h 47m

$282

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

sáb. 10/18

1:39 pm-11:56 pm

1 stop8h 17m

Newark

mié. 10/22

6:15 am-2:02 pm

1 stop9h 47m

$283

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

sáb. 11/8

7:00 pm-5:54 am

1 stop8h 54m

Newark

mar. 11/11

6:00 am-11:39 am

1 stop7h 39m

$283

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

vie. 10/31

6:05 pm-5:59 am

1 stop9h 54m

Newark

mié. 11/5

7:30 am-4:17 pm

1 stop10h 47m

$283

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

sáb. 11/1

6:28 am-5:06 pm

1 stop8h 38m

Newark

mié. 11/5

7:30 am-4:17 pm

1 stop10h 47m

$283

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

sáb. 10/25

3:00 pm-11:32 pm

1 stop6h 32m

Newark

mar. 10/28

11:55 am-8:16 pm

2 stops10h 21m

$288

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

sáb. 10/11

5:38 pm-5:59 am

1 stop10h 21m

Newark

mar. 10/21

7:19 am-2:36 pm

1 stop9h 17m

$288

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

lun. 10/20

5:38 pm-5:59 am

1 stop10h 21m

Newark

jue. 10/23

5:45 pm-11:57 pm

1 stop8h 12m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

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, January is the cheapest month in which you can book a flight from Idaho to Newark Airport (average of $228). Flying from Idaho to Newark Airport in June is currently the most expensive (average of $301). 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 septiembre 17, 2025.

When flying from Idaho to Newark Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 25m. There are 2170 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 Alaska Airlines, which is currently one of the cheapest options available, starting at $129. Delta flights start at $130 while deals on United Airlines start at $130 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, Spokane - Newark and Jackson Hole - 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, January is the cheapest month in which you can book a flight from Idaho to Newark Airport (average of $228). Flying from Idaho to Newark Airport in June is currently the most expensive (average of $301). 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
Elizabeth
Mahwah
Secaucus
Yonkers
Ronkonkoma
East Rutherford
North Bergen
Stamford
Staten Island
New Brunswick
Absecon
Carle Place
East Brunswick
Westbury
Avenel
Paterson
Fort Lee
Seaside Heights

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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 5 airlines flying from Idaho to Newark

Discover the top 5 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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$209Average$293FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$268Average$538FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$615FlexibilityNo cancel feeOn-time69%
DeltaCheapest$277Average$455FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$323Average$439FlexibilityNo cancel feeOn-time75%

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