$134+ Cheap flights from New Jersey 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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — BOI
Jun 15 — Jun 221
Round-trip
1 adult, Economy
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Find cheap flights from New Jersey to Idaho with Cheapflights
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Cheapest flights from New Jersey to IdahoExplore the most affordable flight options available from New Jersey to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.
Explore the most affordable flight options available from New Jersey to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.
This Booking.com deal was found by Cheapflights users on 5/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:35 pm
PHL
- BOI
1 stop17h 55m
Frontier
Sun 6/71:33 pm
BOI
- PHL
1 stop14h 04m
Frontier
Deal found 5/12![Frontier logo]()
$272
This Delta deal was found by Cheapflights users on 5/12. 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.
Sun 10/117:05 am
JFK
- GEG
1 stop10h 40m
Delta
Sat 10/1710:50 am
GEG
- JFK
1 stop10h 05m
Delta
Deal found 5/12![Delta logo]()
$275
This Delta deal was found by Cheapflights users on 5/11. 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 8/227:20 am
PHL
- BOI
1 stop7h 29m
Delta
Sat 8/295:10 am
BOI
- PHL
1 stop9h 17m
Delta
Deal found 5/11![Delta logo]()
$279
This Booking.com deal was found by Cheapflights users on 5/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1012:42 pm
PHL
- BOI
1 stop25h 48m
Frontier
Sun 6/141:25 pm
BOI
- PHL
1 stop14h 13m
Frontier
Deal found 5/11![Frontier logo]()
$282
This Delta deal was found by Cheapflights users on 5/11. 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 7/35:40 am
PHL
- BOI
2 stops8h 35m
Delta
Sat 7/1111:53 am
BOI
- PHL
2 stops9h 23m
Delta
Deal found 5/11![Delta logo]()
$290
This Gotogate deal was found by Cheapflights users on 5/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/208:35 pm
PHL
- BOI
1 stop17h 55m
Frontier
Tue 5/261:25 pm
BOI
- PHL
1 stop14h 12m
Frontier
Deal found 5/11![Frontier logo]()
$291
This Delta deal was found by Cheapflights users on 5/13. 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 9/86:00 am
EWR
- BOI
1 stop10h 03m
Delta
Sat 9/121:43 pm
BOI
- EWR
1 stop8h 22m
Delta
Deal found 5/13![Delta logo]()
$297
This American Airlines deal was found by Cheapflights users on 5/13. 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 7/79:45 am
PHL
- BOI
1 stop9h 04m
American Airlines
Tue 7/213:10 pm
BOI
- PHL
1 stop7h 49m
American Airlines
Deal found 5/13![American Airlines logo]()
$297
This American Airlines deal was found by Cheapflights users on 5/14. 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.
Fri 10/305:59 am
LGA
- JAC
1 stop7h 55m
American Airlines
Wed 11/41:11 pm
JAC
- LGA
1 stop8h 22m
American Airlines
Deal found 5/14![American Airlines logo]()
$301
This Delta deal was found by Cheapflights users on 5/11. 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 10/306:30 am
JFK
- JAC
1 stop7h 42m
Delta
Wed 11/41:10 pm
JAC
- JFK
1 stop8h 41m
Delta
Deal found 5/11![Delta logo]()
$301
This American Airlines deal was found by Cheapflights users on 5/15. 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.
Tue 9/227:25 am
EWR
- BOI
2 stops11h 25m
American Airlines
Tue 9/291:18 pm
BOI
- EWR
1 stop6h 42m
American Airlines
Deal found 5/15![American Airlines logo]()
$302
This American Airlines deal was found by Cheapflights users on 5/13. 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 9/157:25 am
EWR
- GEG
1 stop7h 15m
American Airlines
Tue 9/293:50 pm
GEG
- EWR
1 stop10h 41m
American Airlines
Deal found 5/13![American Airlines logo]()
$303
Best flights from New Jersey to IdahoDiscover carefully curated flight deals from New Jersey to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 16, 2026.
Discover carefully curated flight deals from New Jersey to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 16, 2026.
This Delta deal was found by Cheapflights users on 5/13. 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 9/1511:00 am
JFK
- GEG
1 stop9h 08m
Delta
Tue 9/291:00 pm
GEG
- JFK
1 stop8h 09m
Delta
Deal found 5/13![Delta logo]()
$275
This United Airlines deal was found by Cheapflights users on 5/15. 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.
Sat 10/2410:00 am
LGA
- JAC
2 stops9h 52m
United Airlines
Tue 10/272:40 pm
JAC
- LGA
1 stop6h 36m
United Airlines
Deal found 5/15![United Airlines logo]()
$306
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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 6/26:29 pm
EWR
- BOI
1 stop18h 34m
Alaska Airlines
Tue 6/96:35 am
BOI
- EWR
1 stop8h 21m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$318
This Southwest deal was found by Cheapflights users on 5/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/244:35 pm
PHL
- BOI
2 stops9h 55m
Southwest
Tue 6/304:05 pm
BOI
- PHL
1 stop6h 55m
Southwest
Deal found 5/12![Southwest logo]()
$374
This Delta deal was found by Cheapflights users on 5/12. 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.
Sun 10/47:05 am
JFK
- GEG
1 stop10h 41m
Delta
Sat 10/101:00 pm
GEG
- JFK
1 stop7h 55m
Delta
Deal found 5/12![Delta logo]()
$275
This Delta deal was found by Cheapflights users on 5/13. 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 9/54:20 pm
JFK
- GEG
1 stop9h 15m
Delta
Mon 9/141:30 pm
GEG
- JFK
1 stop7h 29m
Delta
Deal found 5/13![Delta logo]()
$275
This Delta deal was found by Cheapflights users on 5/12. 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 6/26:06 am
JFK
- GEG
1 stop8h 55m
Delta
Sat 6/611:05 am
GEG
- JFK
1 stop10h 36m
Delta
Deal found 5/12![Delta logo]()
$275
This Alaska Airlines deal was found by Cheapflights users on 5/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:25 am
JFK
- GEG
1 stop8h 14m
Alaska Airlines
Wed 9/238:30 am
GEG
- JFK
1 stop7h 57m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$362
This Delta deal was found by Cheapflights users on 5/12. 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 7/106:45 pm
EWR
- BOI
1 stop7h 01m
Delta
Sun 7/1211:42 pm
BOI
- EWR
1 stop8h 47m
Delta
Deal found 5/12![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 5/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/157:00 am
EWR
- BOI
1 stop11h 44m
United Airlines
Wed 6/177:05 pm
BOI
- EWR
1 stop9h 55m
United Airlines
Deal found 5/14![United Airlines logo]()
$407
This Southwest deal was found by Cheapflights users on 5/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:55 am
LGA
- BOI
2 stops10h 50m
Southwest
Tue 9/297:05 am
BOI
- LGA
2 stops11h 20m
Southwest
Deal found 5/12![Southwest logo]()
$409
This Alaska Airlines deal was found by Cheapflights users on 5/15. 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.
Tue 9/227:20 am
EWR
- GEG
1 stop8h 19m
Alaska Airlines
Sat 9/2612:46 pm
GEG
- EWR
1 stop7h 43m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 5/13. 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 6/126:51 pm
PHL
- BOI
1 stop7h 18m
Delta
Sat 6/132:04 pm
BOI
- PHL
1 stop8h 56m
Delta
Deal found 5/13![Delta logo]()
$314
This Alaska Airlines deal was found by Cheapflights users on 5/16. 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.
Wed 6/107:00 am
JFK
- BOI
1 stop9h 07m
Alaska Airlines
Sun 6/146:13 pm
BOI
- JFK
1 stop11h 25m
Alaska Airlines
Deal found 5/16![Alaska Airlines logo]()
$389
This Southwest deal was found by Cheapflights users on 5/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/114:45 pm
PHL
- BOI
2 stops10h 25m
Southwest
Tue 6/164:05 pm
BOI
- PHL
1 stop6h 55m
Southwest
Deal found 5/15![Southwest logo]()
$429
This United Airlines deal was found by Cheapflights users on 5/15. 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.
Sat 10/2410:05 am
PHL
- JAC
1 stop7h 07m
United Airlines
Wed 10/282:40 pm
JAC
- PHL
1 stop6h 06m
United Airlines
Deal found 5/15![United Airlines logo]()
$460
This Delta deal was found by Cheapflights users on 5/12. 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 6/225:15 am
PHL
- BOI
1 stop9h 39m
Delta
Mon 6/2911:45 pm
BOI
- PHL
1 stop9h 17m
Delta
Deal found 5/12![Delta logo]()
$319
This Alaska Airlines deal was found by Cheapflights users on 5/15. 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.
Thu 6/114:26 pm
PHL
- BOI
1 stop9h 38m
Alaska Airlines
Tue 6/168:47 pm
BOI
- PHL
1 stop7h 26m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$404
This Southwest deal was found by Cheapflights users on 5/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/14:35 pm
PHL
- BOI
2 stops9h 55m
Southwest
Thu 7/95:10 am
BOI
- PHL
2 stops9h 35m
Southwest
Deal found 5/10![Southwest logo]()
$445
This United Airlines deal was found by Cheapflights users on 5/13. 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 5/276:00 am
PHL
- JAC
1 stop7h 35m
United Airlines
Sat 5/301:42 pm
JAC
- PHL
2 stops9h 17m
United Airlines
Deal found 5/13![United Airlines logo]()
$461
This Delta deal was found by Cheapflights users on 5/11. 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 6/27:10 am
PHL
- BOI
1 stop9h 31m
Delta
Fri 6/52:23 pm
BOI
- PHL
1 stop6h 49m
Delta
Deal found 5/11![Delta logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 5/15. 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.
Thu 6/114:26 pm
PHL
- BOI
1 stop9h 38m
Alaska Airlines
Mon 6/154:21 pm
BOI
- PHL
1 stop11h 52m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$404
This Southwest deal was found by Cheapflights users on 5/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/45:00 am
PHL
- BOI
1 stop6h 45m
Southwest
Sun 6/79:45 pm
BOI
- PHL
2 stops10h 50m
Southwest
Deal found 5/14![Southwest logo]()
$469
This United Airlines deal was found by Cheapflights users on 5/11. 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 6/55:59 pm
EWR
- JAC
Nonstop5h 01m
United Airlines
Thu 6/117:05 am
JAC
- EWR
Nonstop4h 14m
United Airlines
Deal found 5/11![United Airlines logo]()
$485
This Delta deal was found by Cheapflights users on 5/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/224:50 pm
JFK
- BOI
1 stop9h 05m
Delta
Tue 6/3011:59 am
BOI
- JFK
1 stop9h 53m
Delta
Deal found 5/14![Delta logo]()
$358
This Southwest deal was found by Cheapflights users on 5/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:00 am
LGA
- BOI
2 stops10h 15m
Southwest
Mon 8/1011:30 am
BOI
- LGA
1 stop7h 25m
Southwest
Deal found 5/14![Southwest logo]()
$482
This United Airlines deal was found by Cheapflights users on 5/12. 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 6/28:05 am
PHL
- JAC
2 stops11h 49m
United Airlines
Tue 6/98:00 am
JAC
- PHL
2 stops14h 59m
United Airlines
Deal found 5/12![United Airlines logo]()
$494
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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 9/154:01 pm
JFK
- JAC
1 stop21h 21m
Alaska Airlines
Sat 9/192:10 pm
JAC
- JFK
1 stop13h 54m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 5/13. 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 8/127:00 am
JFK
- BOI
1 stop9h 49m
Delta
Sun 8/1611:35 pm
BOI
- JFK
1 stop8h 30m
Delta
Deal found 5/13![Delta logo]()
$358
This United Airlines deal was found by Cheapflights users on 5/15. 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 7/225:59 pm
EWR
- JAC
Nonstop5h 01m
United Airlines
Tue 7/2810:35 am
JAC
- EWR
1 stop8h 54m
United Airlines
Deal found 5/15![United Airlines logo]()
$512
Last-minute flights from New Jersey to IdahoDiscover last-minute flight deals from New Jersey to Idaho. Data last updated May 16, 2026 and is based on user searches.
Discover last-minute flight deals from New Jersey to Idaho. Data last updated May 16, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 5/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/208:35 pm
PHL
- BOI
1 stop17h 55m
Frontier
Tue 5/261:25 pm
BOI
- PHL
1 stop14h 12m
Frontier
Deal found 5/11![Frontier logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 5/13. 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.
Fri 5/297:00 am
JFK
- GEG
1 stop9h 04m
Alaska Airlines
Sat 6/68:38 pm
GEG
- JFK
1 stop7h 38m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 5/12. 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 5/296:40 pm
JFK
- GEG
1 stop7h 55m
Delta
Sat 6/611:05 am
GEG
- JFK
1 stop10h 36m
Delta
Deal found 5/12![Delta logo]()
$315
This Booking.com deal was found by Cheapflights users on 5/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:35 pm
PHL
- BOI
1 stop17h 55m
Frontier
Sun 6/71:33 pm
BOI
- PHL
1 stop14h 04m
Frontier
Deal found 5/12![Frontier logo]()
$272
This American Airlines deal was found by Cheapflights users on 5/11. 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 6/25:00 am
PHL
- BOI
1 stop7h 29m
American Airlines
Thu 6/43:12 pm
BOI
- PHL
1 stop7h 27m
American Airlines
Deal found 5/11![American Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 5/11. 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 6/27:10 am
PHL
- BOI
1 stop9h 31m
Delta
Thu 6/410:50 am
BOI
- PHL
2 stops12h 07m
Delta
Deal found 5/11![Delta logo]()
$284
This Delta deal was found by Cheapflights users on 5/12. 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 6/26:15 am
EWR
- GEG
1 stop9h 56m
Delta
Sat 6/66:49 am
GEG
- EWR
1 stop7h 06m
Delta
Deal found 5/12![Delta logo]()
$303
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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 6/26:29 pm
EWR
- BOI
1 stop18h 34m
Alaska Airlines
Tue 6/96:35 am
BOI
- EWR
1 stop8h 21m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 5/12. 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 6/44:29 pm
JFK
- GEG
1 stop10h 06m
Delta
Sat 6/61:11 pm
GEG
- JFK
1 stop8h 30m
Delta
Deal found 5/12![Delta logo]()
$275
This Delta deal was found by Cheapflights users on 5/12. 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 6/66:00 am
EWR
- GEG
1 stop8h 21m
Delta
Mon 6/810:48 pm
GEG
- EWR
1 stop7h 38m
Delta
Deal found 5/12![Delta logo]()
$315
This Booking.com deal was found by Cheapflights users on 5/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1012:42 pm
PHL
- BOI
1 stop25h 48m
Frontier
Sun 6/141:25 pm
BOI
- PHL
1 stop14h 13m
Frontier
Deal found 5/11![Frontier logo]()
$282
This Delta deal was found by Cheapflights users on 5/13. 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 6/126:51 pm
PHL
- BOI
1 stop7h 18m
Delta
Sat 6/132:04 pm
BOI
- PHL
1 stop8h 56m
Delta
Deal found 5/13![Delta logo]()
$314
One-way flights from New Jersey to IdahoSearch for one-way flight options from New Jersey to Idaho. Find affordable one-way fares based on user searches. Data last updated May 16, 2026.
Search for one-way flight options from New Jersey to Idaho. Find affordable one-way fares based on user searches. Data last updated May 16, 2026.
This United Airlines deal was found by Cheapflights users on 5/13. 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 5/277:40 am
LGA
- BOI
1 stop7h 54m
United Airlines
Deal found 5/13![United Airlines logo]()
$134
This Booking.com deal was found by Cheapflights users on 5/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/298:37 pm
PHL
- BOI
1 stop17h 53m
Frontier
Deal found 5/12![Frontier logo]()
$136
This Delta deal was found by Cheapflights users on 5/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:05 am
JFK
- GEG
1 stop10h 41m
Delta
Deal found 5/14![Delta logo]()
$138
This Delta deal was found by Cheapflights users on 5/11. 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 5/275:05 pm
LGA
- BOI
2 stops8h 59m
Delta
Deal found 5/11![Delta logo]()
$139
This Delta deal was found by Cheapflights users on 5/13. 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 7/147:00 am
JFK
- BOI
1 stop10h 11m
Delta
Deal found 5/13![Delta logo]()
$139
This Delta deal was found by Cheapflights users on 5/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:40 am
PHL
- BOI
1 stop7h 18m
Delta
Deal found 5/14![Delta logo]()
$140
This Expedia deal was found by Cheapflights users on 5/13. 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.
Fri 6/55:29 pm
JFK
- BOI
1 stop19h 34m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$144
This United Airlines deal was found by Cheapflights users on 5/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:30 am
PHL
- BOI
2 stops11h 55m
United Airlines
Deal found 5/14![United Airlines logo]()
$145
This United Airlines deal was found by Cheapflights users on 5/12. 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 8/2512:34 pm
LGA
- JAC
1 stop7h 15m
United Airlines
Deal found 5/12![United Airlines logo]()
$146
This United Airlines deal was found by Cheapflights users on 5/12. 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 6/64:59 pm
EWR
- BOI
1 stop7h 38m
United Airlines
Deal found 5/12![United Airlines logo]()
$149
This American Airlines deal was found by Cheapflights users on 5/14. 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.
Tue 7/219:16 am
JFK
- BOI
1 stop9h 33m
American Airlines
Deal found 5/14![American Airlines logo]()
$149
This American Airlines deal was found by Cheapflights users on 5/13. 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 8/1112:57 pm
LGA
- JAC
1 stop8h 07m
American Airlines
Deal found 5/13![American Airlines logo]()
$151
Find flight deals from New Jersey to Idaho
Keep the following information in mind while searching for New Jersey to Idaho flight deals. Data was last updated May 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $272 (Booking.com) |
One-way from | $134 (United Airlines) |
Popular in | March |
Cheapest in | January |
Average price | $527 |
Cheapflights Fare Finder
Customize your flight search to find flights from New Jersey 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 May 16, 2026.
Use the filters below to find and compare flights from New Jersey to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New YorkSpokane
JFK - GEG
JFKGEG
New York John F Kennedy Intl
Tue 9/15
11:00 am-5:08 pm
1 stop9h 08m
Spokane
Tue 9/29
1:00 pm-12:09 am
1 stop8h 09m
$275
New YorkSpokane
JFK - GEG
JFKGEG
New York John F Kennedy Intl
Sun 10/4
7:05 am-2:46 pm
1 stop10h 41m
Spokane
Sat 10/10
1:00 pm-11:55 pm
1 stop7h 55m
$275
New YorkSpokane
JFK - GEG
JFKGEG
New York John F Kennedy Intl
Sat 9/5
4:20 pm-10:35 pm
1 stop9h 15m
Spokane
Mon 9/14
1:30 pm-11:59 pm
1 stop7h 29m
$275
New YorkSpokane
JFK - GEG
JFKGEG
New York John F Kennedy Intl
Tue 6/2
6:06 am-12:01 pm
1 stop8h 55m
Spokane
Sat 6/6
11:05 am-12:41 am
1 stop10h 36m
$275
NewarkBoise
EWR - BOI
EWRBOI
Newark
Fri 7/10
6:45 pm-11:46 pm
1 stop7h 01m
Boise Air Term. Gowen Fld
Sun 7/12
11:42 pm-10:29 am
1 stop8h 47m
$297
New YorkJackson
LGA - JAC
LGAJAC
New York LaGuardia
Sat 10/24
10:00 am-5:52 pm
2 stops9h 52m
Jackson Hole
Tue 10/27
2:40 pm-11:16 pm
1 stop6h 36m
$306
PhiladelphiaBoise
PHL - BOI
PHLBOI
Philadelphia
Fri 6/12
6:51 pm-12:09 am
1 stop7h 18m
Boise Air Term. Gowen Fld
Sat 6/13
2:04 pm-1:00 am
1 stop8h 56m
$314
NewarkBoise
EWR - BOI
EWRBOI
Newark
Tue 6/2
6:29 pm-11:03 am
1 stop18h 34m
Boise Air Term. Gowen Fld
Tue 6/9
6:35 am-4:56 pm
1 stop8h 21m
$318
PhiladelphiaBoise
PHL - BOI
PHLBOI
Philadelphia
Mon 6/22
5:15 am-12:54 pm
1 stop9h 39m
Boise Air Term. Gowen Fld
Mon 6/29
11:45 pm-11:02 am
1 stop9h 17m
$319
PhiladelphiaBoise
PHL - BOI
PHLBOI
Philadelphia
Tue 6/2
7:10 am-2:41 pm
1 stop9h 31m
Boise Air Term. Gowen Fld
Fri 6/5
2:23 pm-11:12 pm
1 stop6h 49m
$327
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from New Jersey to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from New Jersey with our price prediction graph.
LGA-BOI
EWR-BOI
JFK-JAC
PHL-BOI
JFK-GEG
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 New Jersey to Idaho
USNJ-USID
LGA-BOI
EWR-BOI
JFK-JAC
PHL-BOI
How much does it cost to fly round-trip from New Jersey 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 May 16, 2026.
Read reviews from past customers who have flown Alaska Airlines,Delta, andUnited Airlines from New Jersey to Idaho. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
7.9
Entertainment
7.0
Crew
8.5
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Overall
7.9
Entertainment
7.0
Crew
8.5
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Overall
7.9
Entertainment
7.0
Crew
8.5
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Overall
7.9
Entertainment
7.0
Crew
8.5
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Overall
7.9
Entertainment
7.0
Crew
8.5
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Related info for your journey
Find useful and relevant information for your journey from New Jersey 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
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Alternative routes for New Jersey 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 New Jersey to Idaho by cabin class
Find flights from New Jersey to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.
New Jersey and Idaho flights
Browse other New Jersey and Idaho flight options. Last updated on May 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Idaho
Find the right flight back to New Jersey after your stay in Idaho
New Jersey to Idaho flights
Consider these flights traveling from New Jersey to Idaho.
Top 4 airlines flying from New Jersey to Idaho
Discover the top 4 airlines that operate flights from New Jersey 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 May 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$473 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$550 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$338 | Average$503 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$343 | Average$617 | FlexibilityNo cancel fee | On-time69% |