$130+ 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — BOI
May 2 — May 91
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Newark to Idaho with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Newark to Idaho
Cheapest
Best
Last-minute
One-way
Cheapest flights from Newark to IdahoExplore 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 April 2, 2026.
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 April 2, 2026.
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Thu 5/76:00 am
EWR
- IDA
1 stop9h 25m
United Airlines
Sat 5/92:31 pm
IDA
- EWR
1 stop7h 26m
United Airlines
Deal found 4/1![United Airlines logo]()
$259
This Delta deal was found by Cheapflights users on 4/1. 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 4/296:00 am
EWR
- BOI
1 stop9h 07m
Delta
Wed 5/62:18 pm
BOI
- EWR
1 stop7h 43m
Delta
Deal found 4/1![Delta logo]()
$287
This American Airlines deal was found by Cheapflights users on 4/1. 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 5/276:59 am
EWR
- GEG
1 stop9h 15m
American Airlines
Sat 5/305:41 am
GEG
- EWR
1 stop10h 33m
American Airlines
Deal found 4/1![American Airlines logo]()
$293
This Delta deal was found by Cheapflights users on 4/1. 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 5/276:00 am
EWR
- GEG
2 stops10h 11m
Delta
Sat 5/3012:37 pm
GEG
- EWR
1 stop8h 27m
Delta
Deal found 4/1![Delta logo]()
$298
This Delta deal was found by Cheapflights users on 3/31. 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.
Thu 4/231:28 pm
EWR
- GEG
1 stop11h 03m
Delta
Wed 4/292:10 pm
GEG
- EWR
1 stop6h 24m
Delta
Deal found 3/31![Delta logo]()
$305
This American Airlines deal was found by Cheapflights users on 4/1. 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 5/285:29 pm
EWR
- GEG
1 stop8h 40m
American Airlines
Tue 6/25:44 am
GEG
- EWR
1 stop10h 30m
American Airlines
Deal found 4/1![American Airlines logo]()
$317
This Delta deal was found by Cheapflights users on 3/31. 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 4/296:05 am
EWR
- GEG
1 stop9h 59m
Delta
Wed 5/65:10 pm
GEG
- EWR
1 stop9h 50m
Delta
Deal found 3/31![Delta logo]()
$321
This American Airlines deal was found by Cheapflights users on 3/29. 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.
Wed 5/65:45 am
EWR
- BOI
1 stop9h 18m
American Airlines
Tue 5/121:29 pm
BOI
- EWR
1 stop7h 31m
American Airlines
Deal found 3/29![American Airlines logo]()
$323
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:29 am
EWR
- BOI
1 stop10h 04m
Alaska Airlines
Tue 5/57:20 pm
BOI
- EWR
1 stop9h 19m
Alaska Airlines
Deal found 3/31![Alaska Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Tue 4/217:10 am
EWR
- BOI
1 stop7h 39m
American Airlines
Wed 4/221:29 pm
BOI
- EWR
1 stop7h 31m
American Airlines
Deal found 3/31![American Airlines logo]()
$335
This United Airlines deal was found by Cheapflights users on 3/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/224:55 pm
EWR
- BOI
1 stop7h 40m
United Airlines
Mon 4/277:03 pm
BOI
- EWR
1 stop8h 50m
United Airlines
Deal found 3/28![United Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 3/28. 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 4/2211:30 am
EWR
- BOI
2 stops12h 54m
Delta
Mon 4/2711:35 pm
BOI
- EWR
1 stop9h 20m
Delta
Deal found 3/28![Delta logo]()
$344
Best flights from Newark to IdahoDiscover carefully curated flight deals from Newark to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
Discover carefully curated flight deals from Newark to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Sat 5/26:00 am
EWR
- IDA
1 stop9h 25m
United Airlines
Tue 5/52:31 pm
IDA
- EWR
1 stop7h 26m
United Airlines
Deal found 4/1![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/94:29 pm
EWR
- GEG
1 stop9h 00m
Delta
Mon 5/1110:40 pm
GEG
- EWR
1 stop7h 45m
Delta
Deal found 3/27![Delta logo]()
$364
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:29 pm
EWR
- BOI
1 stop21h 15m
Alaska Airlines
Mon 9/216:51 pm
BOI
- EWR
1 stop18h 44m
Alaska Airlines
Deal found 3/27![Alaska Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 3/28. 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.
Thu 5/285:00 am
EWR
- IDA
2 stops10h 38m
American Airlines
Sun 5/3112:44 pm
IDA
- EWR
1 stop19h 18m
American Airlines
Deal found 3/28![American Airlines logo]()
$585
This Delta deal was found by Cheapflights users on 3/29. 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 5/235:55 pm
EWR
- GEG
1 stop8h 11m
Delta
Sun 5/242:16 pm
GEG
- EWR
1 stop6h 33m
Delta
Deal found 3/29![Delta logo]()
$394
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:29 am
EWR
- BOI
1 stop10h 04m
Alaska Airlines
Tue 5/54:55 pm
BOI
- EWR
2 stops11h 44m
Alaska Airlines
Deal found 3/31![Alaska Airlines logo]()
$416
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Mon 4/206:00 am
EWR
- JAC
1 stop9h 21m
United Airlines
Sat 4/252:35 pm
JAC
- EWR
1 stop7h 11m
United Airlines
Deal found 4/1![United Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 3/29. 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.
Fri 5/84:29 pm
EWR
- GEG
1 stop7h 51m
Delta
Mon 5/1110:40 pm
GEG
- EWR
1 stop8h 49m
Delta
Deal found 3/29![Delta logo]()
$407
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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 5/84:31 pm
EWR
- GEG
1 stop32h 49m
Alaska Airlines
Mon 5/117:41 pm
GEG
- EWR
1 stop7h 58m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$425
This United Airlines deal was found by Cheapflights users on 3/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/182:38 pm
EWR
- SUN
1 stop8h 33m
United Airlines
Tue 8/252:29 pm
SUN
- EWR
1 stop7h 14m
United Airlines
Deal found 3/31![United Airlines logo]()
$436
This Delta deal was found by Cheapflights users on 3/29. 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.
Mon 5/47:15 am
EWR
- JAC
1 stop6h 49m
Delta
Sat 5/97:00 am
JAC
- EWR
1 stop7h 55m
Delta
Deal found 3/29![Delta logo]()
$409
This Alaska Airlines deal was found by Cheapflights users on 3/28. 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.
Wed 4/223:30 pm
EWR
- IDA
1 stop9h 10m
Alaska Airlines
Sat 5/26:00 am
IDA
- EWR
1 stop8h 33m
Alaska Airlines
Deal found 3/28![Alaska Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 3/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:40 pm
EWR
- SUN
1 stop7h 31m
United Airlines
Tue 9/12:29 pm
SUN
- EWR
1 stop8h 20m
United Airlines
Deal found 3/31![United Airlines logo]()
$436
This Delta deal was found by Cheapflights users on 3/31. 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.
Fri 5/294:55 pm
EWR
- GEG
2 stops9h 40m
Delta
Mon 6/110:40 pm
GEG
- EWR
1 stop7h 45m
Delta
Deal found 3/31![Delta logo]()
$413
This United Airlines deal was found by Cheapflights users on 3/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:00 am
EWR
- WYS
1 stop9h 20m
United Airlines
Wed 9/302:02 pm
WYS
- EWR
1 stop9h 02m
United Airlines
Deal found 3/29![United Airlines logo]()
$454
This Delta deal was found by Cheapflights users on 4/1. 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.
Thu 4/236:05 am
EWR
- JAC
2 stops12h 08m
Delta
Wed 4/297:20 am
JAC
- EWR
2 stops10h 10m
Delta
Deal found 4/1![Delta logo]()
$419
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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 6/55:08 pm
EWR
- IDA
1 stop22h 09m
Alaska Airlines
Mon 6/81:54 pm
IDA
- EWR
1 stop14h 58m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$494
This Delta deal was found by Cheapflights users on 3/31. 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.
Mon 6/16:30 pm
EWR
- GEG
1 stop8h 05m
Delta
Wed 6/107:20 am
GEG
- EWR
2 stops9h 10m
Delta
Deal found 3/31![Delta logo]()
$424
This United Airlines deal was found by Cheapflights users on 3/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:00 am
EWR
- IDA
1 stop9h 24m
United Airlines
Mon 5/42:31 pm
IDA
- EWR
1 stop7h 26m
United Airlines
Deal found 3/28![United Airlines logo]()
$470
This Alaska Airlines deal was found by Cheapflights users on 3/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/143:30 pm
EWR
- IDA
1 stop9h 22m
Alaska Airlines
Sat 4/186:00 am
IDA
- EWR
1 stop8h 38m
Alaska Airlines
Deal found 3/30![Alaska Airlines logo]()
$519
This Delta deal was found by Cheapflights users on 3/30. 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.
Tue 4/146:00 am
EWR
- SUN
2 stops10h 54m
Delta
Sat 4/183:34 pm
SUN
- EWR
1 stop6h 21m
Delta
Deal found 3/30![Delta logo]()
$446
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:59 am
EWR
- GEG
2 stops16h 32m
Alaska Airlines
Tue 5/127:41 pm
GEG
- EWR
1 stop7h 58m
Alaska Airlines
Deal found 3/27![Alaska Airlines logo]()
$525
This United Airlines deal was found by Cheapflights users on 3/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/85:59 pm
EWR
- JAC
Nonstop5h 01m
United Airlines
Wed 7/151:42 pm
JAC
- EWR
1 stop9h 22m
United Airlines
Deal found 3/30![United Airlines logo]()
$543
This Delta deal was found by Cheapflights users on 4/1. 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.
Thu 5/77:15 am
EWR
- IDA
1 stop9h 19m
Delta
Sat 5/911:30 am
IDA
- EWR
2 stops10h 24m
Delta
Deal found 4/1![Delta logo]()
$454
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:35 pm
EWR
- IDA
2 stops22h 42m
Alaska Airlines
Sun 5/314:03 pm
IDA
- EWR
1 stop22h 05m
Alaska Airlines
Deal found 3/31![Alaska Airlines logo]()
$541
This United Airlines deal was found by Cheapflights users on 3/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/215:59 pm
EWR
- JAC
Nonstop5h 01m
United Airlines
Sat 6/278:00 am
JAC
- EWR
1 stop9h 04m
United Airlines
Deal found 3/30![United Airlines logo]()
$565
This Delta deal was found by Cheapflights users on 4/1. 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.
Mon 4/207:00 am
EWR
- JAC
2 stops11h 13m
Delta
Sat 4/251:00 pm
JAC
- EWR
2 stops9h 51m
Delta
Deal found 4/1![Delta logo]()
$474
This Alaska Airlines deal was found by Cheapflights users on 3/29. 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.
Mon 6/225:36 pm
EWR
- BOI
1 stop18h 07m
Alaska Airlines
Tue 6/301:29 pm
BOI
- EWR
1 stop14h 30m
Alaska Airlines
Deal found 3/29![Alaska Airlines logo]()
$559
This United Airlines deal was found by Cheapflights users on 3/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/67:00 am
EWR
- BOI
1 stop11h 44m
United Airlines
Thu 7/97:05 pm
BOI
- EWR
1 stop9h 55m
United Airlines
Deal found 3/31![United Airlines logo]()
$571
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/173:00 pm
EWR
- BOI
2 stops9h 00m
Delta
Tue 7/2111:42 pm
BOI
- EWR
1 stop7h 42m
Delta
Deal found 3/27![Delta logo]()
$474
Last-minute flights from Newark to IdahoDiscover last-minute flight deals from Newark to Idaho. Data last updated April 2, 2026 and is based on user searches.
Discover last-minute flight deals from Newark to Idaho. Data last updated April 2, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Tue 4/217:10 am
EWR
- BOI
1 stop7h 39m
American Airlines
Wed 4/221:29 pm
BOI
- EWR
1 stop7h 31m
American Airlines
Deal found 3/31![American Airlines logo]()
$335
This United Airlines deal was found by Cheapflights users on 3/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/224:55 pm
EWR
- BOI
1 stop7h 40m
United Airlines
Mon 4/277:03 pm
BOI
- EWR
1 stop8h 50m
United Airlines
Deal found 3/28![United Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 3/31. 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.
Thu 4/231:28 pm
EWR
- GEG
1 stop11h 03m
Delta
Wed 4/292:10 pm
GEG
- EWR
1 stop6h 24m
Delta
Deal found 3/31![Delta logo]()
$305
This Delta deal was found by Cheapflights users on 3/30. 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 4/296:30 pm
EWR
- BOI
1 stop7h 27m
Delta
Wed 5/62:18 pm
BOI
- EWR
1 stop7h 43m
Delta
Deal found 3/30![Delta logo]()
$289
This Delta deal was found by Cheapflights users on 3/31. 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 4/296:05 am
EWR
- GEG
1 stop9h 59m
Delta
Wed 5/65:10 pm
GEG
- EWR
1 stop9h 50m
Delta
Deal found 3/31![Delta logo]()
$321
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Sat 5/26:00 am
EWR
- BOI
1 stop7h 49m
United Airlines
Sat 5/92:33 pm
BOI
- EWR
1 stop7h 24m
United Airlines
Deal found 4/1![United Airlines logo]()
$287
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:29 am
EWR
- BOI
1 stop10h 04m
Alaska Airlines
Tue 5/57:20 pm
BOI
- EWR
1 stop9h 19m
Alaska Airlines
Deal found 3/31![Alaska Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 3/29. 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.
Wed 5/65:45 am
EWR
- BOI
1 stop9h 18m
American Airlines
Tue 5/121:29 pm
BOI
- EWR
1 stop7h 31m
American Airlines
Deal found 3/29![American Airlines logo]()
$323
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Thu 5/76:00 am
EWR
- IDA
1 stop9h 25m
United Airlines
Sat 5/92:31 pm
IDA
- EWR
1 stop7h 26m
United Airlines
Deal found 4/1![United Airlines logo]()
$259
This American Airlines deal was found by Cheapflights users on 4/1. 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 5/276:59 am
EWR
- GEG
1 stop9h 15m
American Airlines
Sat 5/305:41 am
GEG
- EWR
1 stop10h 33m
American Airlines
Deal found 4/1![American Airlines logo]()
$293
This Delta deal was found by Cheapflights users on 4/1. 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 5/276:00 am
EWR
- GEG
2 stops10h 11m
Delta
Sat 5/3012:37 pm
GEG
- EWR
1 stop8h 27m
Delta
Deal found 4/1![Delta logo]()
$298
This American Airlines deal was found by Cheapflights users on 4/1. 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 5/285:29 pm
EWR
- GEG
1 stop8h 40m
American Airlines
Tue 6/25:44 am
GEG
- EWR
1 stop10h 30m
American Airlines
Deal found 4/1![American Airlines logo]()
$317
One-way flights from Newark to IdahoSearch for one-way flight options from Newark to Idaho. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
Search for one-way flight options from Newark to Idaho. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Fri 5/296:00 am
EWR
- IDA
1 stop9h 25m
United Airlines
Deal found 4/1![United Airlines logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/222:55 pm
EWR
- GEG
1 stop32h 34m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$134
This American Airlines deal was found by Cheapflights users on 4/1. 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 4/296:35 am
EWR
- BOI
1 stop8h 14m
American Airlines
Deal found 4/1![American Airlines logo]()
$144
This United Airlines deal was found by Cheapflights users on 3/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/253:40 pm
EWR
- BOI
1 stop7h 54m
United Airlines
Deal found 3/28![United Airlines logo]()
$145
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Tue 7/285:30 am
EWR
- GEG
1 stop10h 37m
American Airlines
Deal found 4/1![American Airlines logo]()
$147
This Delta deal was found by Cheapflights users on 3/31. 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.
Fri 5/17:15 am
EWR
- SUN
1 stop9h 39m
Delta
Deal found 3/31![Delta logo]()
$148
This Delta deal was found by Cheapflights users on 4/1. 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 4/296:00 am
EWR
- BOI
2 stops12h 14m
Delta
Deal found 4/1![Delta logo]()
$149
This Delta deal was found by Cheapflights users on 3/28. 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.
Tue 4/286:00 am
EWR
- BOI
2 stops10h 26m
Delta
Deal found 3/28![Delta logo]()
$150
This Delta deal was found by Cheapflights users on 3/31. 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 4/226:00 am
EWR
- GEG
2 stops13h 30m
Delta
Deal found 3/31![Delta logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1410:29 pm
EWR
- GEG
2 stops49h 00m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$159
This United Airlines deal was found by Cheapflights users on 3/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:00 am
EWR
- GEG
1 stop9h 39m
United Airlines
Deal found 3/28![United Airlines logo]()
$161
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Sat 6/67:00 am
EWR
- BOI
1 stop11h 44m
United Airlines
Deal found 4/1![United Airlines logo]()
$172
Find flight deals from Newark to Idaho
Keep the following information in mind while searching for Newark to Idaho flight deals. Data was last updated April 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $259 (United Airlines) |
One-way from | $130 (United Airlines) |
Popular in | December |
Cheapest in | January |
Average price | $457 |
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 April 2, 2026.
Use the filters below to find and compare flights from Newark Airport to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
NewarkIdaho Falls
EWR - IDA
EWRIDA
Newark
Sat 5/2
6:00 am-1:25 pm
1 stop9h 25m
Idaho Falls Fanning Field
Tue 5/5
2:31 pm-11:57 pm
1 stop7h 26m
$359
NewarkSpokane
EWR - GEG
EWRGEG
Newark
Sat 5/9
4:29 pm-10:29 pm
1 stop9h 00m
Spokane
Mon 5/11
10:40 pm-9:25 am
1 stop7h 45m
$364
NewarkBoise
EWR - BOI
EWRBOI
Newark
Fri 9/18
6:29 pm-1:44 pm
1 stop21h 15m
Boise Air Term. Gowen Fld
Mon 9/21
6:51 pm-3:35 pm
1 stop18h 44m
$389
NewarkSpokane
EWR - GEG
EWRGEG
Newark
Sat 5/23
5:55 pm-11:06 pm
1 stop8h 11m
Spokane
Sun 5/24
2:16 pm-11:49 pm
1 stop6h 33m
$394
NewarkSpokane
EWR - GEG
EWRGEG
Newark
Fri 5/8
4:29 pm-9:20 pm
1 stop7h 51m
Spokane
Mon 5/11
10:40 pm-10:29 am
1 stop8h 49m
$407
NewarkJackson
EWR - JAC
EWRJAC
Newark
Mon 5/4
7:15 am-12:04 pm
1 stop6h 49m
Jackson Hole
Sat 5/9
7:00 am-4:55 pm
1 stop7h 55m
$409
NewarkSpokane
EWR - GEG
EWRGEG
Newark
Fri 5/29
4:55 pm-11:35 pm
2 stops9h 40m
Spokane
Mon 6/1
10:40 pm-9:25 am
1 stop7h 45m
$413
NewarkBoise
EWR - BOI
EWRBOI
Newark
Sat 5/2
7:29 am-3:33 pm
1 stop10h 04m
Boise Air Term. Gowen Fld
Tue 5/5
4:55 pm-6:39 am
2 stops11h 44m
$416
NewarkJackson
EWR - JAC
EWRJAC
Newark
Thu 4/23
6:05 am-4:13 pm
2 stops12h 08m
Jackson Hole
Wed 4/29
7:20 am-7:30 pm
2 stops10h 10m
$419
NewarkSpokane
EWR - GEG
EWRGEG
Newark
Mon 6/1
6:30 pm-11:35 pm
1 stop8h 05m
Spokane
Wed 6/10
7:20 am-7:30 pm
2 stops9h 10m
$424
Showing 1-10 of 60 resultsSorted by cheapest first
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.
EWR-IDA
EWR-BOI
EWR-GEG
EWR-JAC
EWR-SUN
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
EWR-USID
EWR-IDA
EWR-BOI
EWR-GEG
EWR-JAC
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 $197). Flying from Newark Airport to Idaho in January is currently the most expensive (average of $413). 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.
How much does it cost to fly round-trip from Newark Airport to Idaho?
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 April 2, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andUnited 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.
Entertainment
7.0
Crew
8.5
Comfort
7.8
Food
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Crew
8.5
Comfort
7.8
Food
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Crew
8.5
Comfort
7.8
Food
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Crew
8.5
Comfort
7.8
Food
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Crew
8.5
Comfort
7.8
Food
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for Newark to Idaho
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Idaho by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Newark to Idaho by cabin class
Find flights from Newark to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Newark and Idaho flights
Browse other Newark and Idaho flight options. Last updated on April 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Newark to Idaho flights
Consider these flights traveling from Newark to Idaho.
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 April 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$473 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$448 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$268 | Average$590 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$339 | Average$503 | FlexibilityNo cancel fee | On-time75% |