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$145+ Cheap flights from Newark (EWR) 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 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — BOI
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Newark to Idaho

Keep the following information in mind while searching for Newark to Idaho flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$258
(Alaska Airlines)

One-way from

$145
(Delta)

Popular in

December

Cheapest in

January

Average price

$415
Provider with most accurate pricing for New York (NYC)-Boise Air Term. Gowen Fld flight deals.
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From Newark to Idaho
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One-way flight from Newark to Idaho
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Highest demand for flights based on searches. 10% potential increase in price ($55 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 October 2025
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Find flight deals from Newark to Idaho

Cheapest flights from Newark to Idaho
Explore the most affordable flight options available from Newark to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Sat 12/63:29 pmEWR - GEG
1 stop11h 30mAlaska Airlines
Tue 12/95:51 amGEG - EWR
1 stop8h 09mAlaska Airlines
Deal found 10/29$258
This Delta deal was found by Cheapflights users on 10/28. 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 12/66:00 amEWR - GEG
1 stop9h 02mDelta
Sat 12/136:00 amGEG - EWR
1 stop8h 59mDelta
Deal found 10/28$259
This Expedia deal was found by Cheapflights users on 10/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:14 amEWR - BOI
1 stop11h 02mAlaska Airlines
Tue 12/96:03 amBOI - EWR
1 stop8h 57mAlaska Airlines
Deal found 10/28$289
This Delta deal was found by Cheapflights users on 10/28. 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.
Wed 12/37:00 pmEWR - BOI
1 stop7h 42mDelta
Tue 12/911:10 amBOI - EWR
2 stops10h 38mDelta
Deal found 10/28$294
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Thu 12/47:14 amEWR - GEG
1 stop8h 25mAlaska Airlines
Tue 12/95:51 amGEG - EWR
1 stop8h 09mAlaska Airlines
Deal found 10/29$296
This Delta deal was found by Cheapflights users on 10/29. 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 12/66:29 amEWR - GEG
1 stop8h 41mDelta
Fri 12/124:35 pmGEG - EWR
1 stop9h 39mDelta
Deal found 10/29$315
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/196:00 amEWR - BOI
1 stop7h 39mUnited Airlines
Thu 11/2012:45 pmBOI - EWR
1 stop9h 28mUnited Airlines
Deal found 10/27$319
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/25:00 amEWR - JAC
1 stop8h 29mAmerican Airlines
Fri 11/141:06 pmJAC - EWR
1 stop8h 48mAmerican Airlines
Deal found 10/28$319
This Delta deal was found by Cheapflights users on 10/28. 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.
Fri 11/216:08 amEWR - BOI
1 stop10h 01mDelta
Wed 12/35:35 amBOI - EWR
2 stops11h 29mDelta
Deal found 10/28$324
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/194:25 pmEWR - GEG
1 stop9h 45mAlaska Airlines
Sat 12/277:26 pmGEG - EWR
1 stop31h 23mAlaska Airlines
Deal found 10/28$333
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:14 amEWR - GEG
1 stop8h 25mAlaska Airlines
Sun 12/75:51 amGEG - EWR
1 stop8h 09mAlaska Airlines
Deal found 10/28$334
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Thu 12/44:29 pmEWR - GEG
1 stop9h 45mAlaska Airlines
Wed 12/1012:25 pmGEG - EWR
1 stop15h 05mAlaska Airlines
Deal found 10/29$338

Cheapflights Fare Finder

 
Customize your flight search to find flights from Newark 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 October 30, 2025.
Use the filters below to find and compare flights from Newark Airport to Idaho that are best for you.

Fly from

Newark

Fly to

Idaho

Route

Depart

Return

Price

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Sat 12/6

3:29 pm-11:59 pm

1 stop11h 30m

Spokane

Tue 12/9

5:51 am-5:00 pm

1 stop8h 09m

$258

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Sat 2/21

1:00 pm-6:03 pm

1 stop8h 03m

Spokane

Tue 2/24

12:38 pm-1:13 am

1 stop9h 35m

$259

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Sat 12/6

6:29 am-12:10 pm

1 stop8h 41m

Spokane

Wed 12/10

1:12 pm-12:59 am

1 stop8h 47m

$259

NewarkBoise

EWR - BOI

EWRBOI

Newark

Tue 3/3

3:45 pm-10:20 pm

1 stop8h 35m

Boise Air Term. Gowen Fld

Wed 3/4

8:00 am-7:02 pm

1 stop9h 02m

$289

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Fri 2/20

6:25 pm-12:14 am

1 stop8h 49m

Spokane

Sat 2/28

5:41 pm-6:53 pm

1 stop22h 12m

$293

NewarkBoise

EWR - BOI

EWRBOI

Newark

Tue 3/3

6:00 am-2:09 pm

2 stops10h 09m

Boise Air Term. Gowen Fld

Wed 3/4

3:00 pm-11:37 pm

1 stop6h 37m

$294

NewarkBoise

EWR - BOI

EWRBOI

Newark

Wed 12/3

3:30 pm-12:09 am

2 stops10h 39m

Boise Air Term. Gowen Fld

Tue 12/9

5:35 am-7:04 pm

2 stops11h 29m

$299

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Wed 2/4

6:08 pm-12:23 am

1 stop9h 15m

Spokane

Mon 2/9

5:45 am-6:29 pm

1 stop9h 44m

$314

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Tue 12/9

3:30 pm-8:59 pm

1 stop8h 29m

Spokane

Fri 12/26

11:59 pm-10:26 am

1 stop7h 27m

$315

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Sat 12/6

6:29 am-12:10 pm

1 stop8h 41m

Spokane

Fri 12/12

4:35 pm-5:14 am

1 stop9h 39m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

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

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

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

Currently, June is the cheapest month in which you can book a flight from Newark Airport to Idaho (average of $178). Flying from Newark Airport to Idaho in November is currently the most expensive (average of $348). 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 EWR to ID?

Find hourly flight availability from Newark 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 October 30, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 21% on flights from Newark Airport to Idaho by exploring options for tickets in the evening.

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 October 30, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and United Airlines from Newark Airport to Idaho to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,217 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,217 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,998 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,998 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,035 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Newark to Idaho. 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 Newark Airport to Idaho?

    For as low as $259, Alaska Airlines can have you in Idaho from Newark Airport in 8h 03m. The distance between Newark Airport and Idaho is about 2170 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Newark Airport to Idaho one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $145. However, be on the lookout for offers from Delta and Alaska Airlines, as they are both options that can get you from Newark Airport to Idaho for a low price.

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

    The most popular route from Newark Airport to Idaho is Newark - Jackson Hole. You may also consider Newark - Boise Air Term. Gowen Fld or Newark - Spokane.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Newark Airport to Idaho (average of $178). Flying from Newark Airport to Idaho in November is currently the most expensive (average of $348). 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.

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Alternative routes for Newark to Idaho

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Top 4 airlines flying from Newark to Idaho

Discover the top 4 airlines that operate flights from Newark 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$258Average$476FlexibilityNo cancel feeOn-time71%
DeltaCheapest$268Average$525FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$285Average$642FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$318Average$503FlexibilityNo cancel feeOn-time75%

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