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$109+ 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — EWR
jul. 23 — jul. 301
mié. 7/23
mié. 7/30
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 julio 18, 2025.

Round-trip from

$218
(Cheapflightsfares)

One-way from

$109
(Cheapflightsfares)

Popular in

December

Cheapest in

April

Average price

$416
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. 16% potential increase in price ($80 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($16 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 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 julio 18, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/112:16 pmBOI - EWR
1 stop13h 38mSpirit Airlines
jue. 9/186:59 amEWR - BOI
1 stop8h 22mSpirit Airlines
Deal found 7/17$218
This Hawaiian Airlines deal was found by Cheapflights users on 7/15. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/15:45 pmGEG - EWR
1 stop9h 14mHawaiian Airlines
mié. 10/85:45 pmEWR - GEG
1 stop8h 23mHawaiian Airlines
Deal found 7/15$250
This American Airlines deal was found by Cheapflights users on 7/17. 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.
sáb. 10/47:00 amGEG - EWR
1 stop8h 59mAmerican Airlines
sáb. 10/116:59 amEWR - GEG
1 stop8h 21mAmerican Airlines
Deal found 7/17$251
This Delta deal was found by Cheapflights users on 7/15. 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. 10/111:29 amGEG - EWR
2 stops10h 27mDelta
mié. 10/87:00 amEWR - GEG
1 stop8h 05mDelta
Deal found 7/15$256
This Jettzy deal was found by Cheapflights users on 7/17. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/16:28 amBOI - EWR
1 stop10h 01mHawaiian Airlines
mié. 11/57:30 amEWR - BOI
1 stop10h 47mHawaiian Airlines
Deal found 7/17$260
This Alaska Airlines deal was found by Cheapflights users on 7/16. 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. 8/205:46 pmGEG - EWR
1 stop9h 13mAlaska Airlines
sáb. 9/64:43 pmEWR - GEG
1 stop9h 09mAlaska Airlines
Deal found 7/16$265
This Alaska Airlines deal was found by Cheapflights users on 7/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/314:57 pmBOI - EWR
1 stop11h 02mAlaska Airlines
mié. 11/57:30 amEWR - BOI
1 stop9h 42mAlaska Airlines
Deal found 7/17$269
This Mytrip deal was found by Cheapflights users on 7/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/143:46 pmGEG - EWR
1 stop11h 04mMultiple Airlines
jue. 8/219:59 pmEWR - GEG
1 stop16h 36mMultiple Airlines
Deal found 7/15$273
This American Airlines deal was found by Cheapflights users on 7/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/236:35 amBOI - EWR
2 stops13h 41mAmerican Airlines
sáb. 9/276:00 amEWR - BOI
1 stop8h 48mAmerican Airlines
Deal found 7/16$274
This Mytrip deal was found by Cheapflights users on 7/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/86:12 pmIDA - EWR
1 stop9h 53mMultiple Airlines
dom. 8/105:58 pmEWR - IDA
2 stops24h 16mMultiple Airlines
Deal found 7/16$315
This United Airlines deal was found by Cheapflights users on 7/16. 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.
lun. 9/82:13 pmBOI - EWR
1 stop8h 45mUnited Airlines
dom. 9/146:00 amEWR - BOI
1 stop7h 31mUnited Airlines
Deal found 7/16$318
This Delta deal was found by Cheapflights users on 7/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/313:00 pmBOI - EWR
1 stop6h 36mDelta
mié. 11/56:00 amEWR - BOI
2 stops10h 05mDelta
Deal found 7/17$319

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 julio 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

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

jue. 9/11

2:16 pm-5:54 am

1 stop13h 38m

Newark

jue. 9/18

6:59 am-1:21 pm

1 stop8h 22m

$218

SpokaneNewark

GEG - EWR

GEGEWR

Spokane

mié. 10/1

5:45 pm-5:59 am

1 stop9h 14m

Newark

mié. 10/8

5:45 pm-11:08 pm

1 stop8h 23m

$250

SpokaneNewark

GEG - EWR

GEGEWR

Spokane

sáb. 10/4

7:00 am-6:59 pm

1 stop8h 59m

Newark

sáb. 10/11

6:59 am-12:20 pm

1 stop8h 21m

$251

SpokaneNewark

GEG - EWR

GEGEWR

Spokane

mié. 10/1

11:29 am-12:56 am

2 stops10h 27m

Newark

mié. 10/8

7:00 am-12:05 pm

1 stop8h 05m

$256

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

sáb. 11/1

6:28 am-6:29 pm

1 stop10h 01m

Newark

mié. 11/5

7:30 am-4:17 pm

1 stop10h 47m

$260

SpokaneNewark

GEG - EWR

GEGEWR

Spokane

mié. 8/20

5:46 pm-5:59 am

1 stop9h 13m

Newark

sáb. 9/6

4:43 pm-10:52 pm

1 stop9h 09m

$265

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

vie. 10/31

4:57 pm-5:59 am

1 stop11h 02m

Newark

mié. 11/5

7:30 am-3:12 pm

1 stop9h 42m

$269

SpokaneNewark

GEG - EWR

GEGEWR

Spokane

jue. 8/14

3:46 pm-5:50 am

1 stop11h 04m

Newark

jue. 8/21

9:59 pm-11:35 am

1 stop16h 36m

$273

BoiseNewark

BOI - EWR

BOIEWR

Boise Air Term. Gowen Fld

mar. 9/23

6:35 am-10:16 pm

2 stops13h 41m

Newark

sáb. 9/27

6:00 am-12:48 pm

1 stop8h 48m

$274

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

vie. 8/8

6:12 pm-6:05 am

1 stop9h 53m

Newark

dom. 8/10

5:58 pm-4:14 pm

2 stops24h 16m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/16

Showing 1-10 of 49 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 julio 18, 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.

Reviews of airlines servicing Newark

Get insights into the airlines that provide service to Newark. 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 Newark. Reviews last updated julio 18, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Idaho to Newark Airport have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Delta
8.0
Very good
7,958 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Hawaiian Airlines
7.8
Good
2,581 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
United Airlines
7.4
Good
8,864 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

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.

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

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $109. American Airlines flights start at $140 while deals on United Airlines start at $159 one-way.

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

    The most popular flight routes from Idaho to Newark Airport are Idaho Falls Fanning Field - Newark, Boise Air Term. Gowen Fld - 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, 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
Secaucus
East Rutherford
Yonkers
Ronkonkoma
North Bergen
Staten Island
Stamford
Parsippany
Mahwah
Carle Place
Westbury
Hoboken
East Brunswick
New Brunswick
Avenel
Paterson
Fort Lee

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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 julio 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$209Average$277FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$268Average$572FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$659FlexibilityNo cancel feeOn-time69%
DeltaCheapest$277Average$465FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$328Average$512FlexibilityNo cancel feeOn-time75%

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