$135+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — BOI
Apr 21 — Apr 281
Round-trip
1 adult, Economy
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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 March 22, 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 March 22, 2026.
This Trip.com deal was found by Cheapflights users on 3/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/184:40 pm
JFK
- GEG
1 stop10h 19m
Multiple Airlines
Sat 4/255:00 am
GEG
- JFK
1 stop8h 28m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$262
This Southwest deal was found by Cheapflights users on 3/18. 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.
Sat 4/184:25 pm
LGA
- GEG
1 stop7h 50m
Southwest
Sat 4/251:10 pm
GEG
- LGA
1 stop7h 10m
Southwest
Deal found 3/18![Southwest logo]()
$279
This Delta deal was found by Cheapflights users on 3/21. 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 4/254:09 pm
JFK
- GEG
1 stop9h 24m
Delta
Sat 5/212:58 pm
GEG
- JFK
1 stop8h 01m
Delta
Deal found 3/21![Delta logo]()
$279
This American Airlines deal was found by Cheapflights users on 3/18. 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.
Sat 4/186:38 am
LGA
- GEG
1 stop8h 54m
American Airlines
Sat 4/251:22 pm
GEG
- LGA
1 stop7h 28m
American Airlines
Deal found 3/18![American Airlines logo]()
$280
This Alaska Airlines deal was found by Cheapflights users on 3/19. 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 4/147:00 am
JFK
- BOI
1 stop10h 29m
Alaska Airlines
Sat 4/188:04 pm
BOI
- JFK
1 stop8h 25m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$281
This United Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:05 am
EWR
- BOI
1 stop10h 19m
United Airlines
Sat 5/25:00 am
BOI
- EWR
1 stop6h 29m
United Airlines
Deal found 3/17![United Airlines logo]()
$289
This United Airlines deal was found by Cheapflights users on 3/21. 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 4/188:05 am
LGA
- GEG
2 stops10h 10m
United Airlines
Sat 4/255:05 am
GEG
- LGA
2 stops11h 13m
United Airlines
Deal found 3/21![United Airlines logo]()
$290
This American Airlines deal was found by Cheapflights users on 3/20. 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.
Sat 4/185:22 pm
EWR
- BOI
1 stop8h 19m
American Airlines
Sat 4/251:53 pm
BOI
- EWR
1 stop7h 42m
American Airlines
Deal found 3/20![American Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 3/20. 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 4/181:15 pm
EWR
- BOI
2 stops11h 56m
Delta
Sat 4/2512:52 pm
BOI
- EWR
1 stop9h 03m
Delta
Deal found 3/20![Delta logo]()
$294
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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.
Sat 4/257:29 am
EWR
- BOI
1 stop8h 23m
Alaska Airlines
Sat 5/22:57 pm
BOI
- EWR
1 stop13h 42m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$309
This Expedia deal was found by Cheapflights users on 3/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/137:00 am
PHL
- GEG
1 stop9h 04m
Multiple Airlines
Mon 5/1812:33 pm
GEG
- PHL
1 stop14h 04m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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 4/184:40 pm
JFK
- GEG
1 stop10h 19m
Alaska Airlines
Sat 4/257:10 am
GEG
- JFK
1 stop9h 17m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$318
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 March 22, 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 March 22, 2026.
This Delta deal was found by Cheapflights users on 3/21. 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 5/67:45 am
JFK
- BOI
1 stop10h 29m
Delta
Wed 5/1312:15 pm
BOI
- JFK
1 stop10h 28m
Delta
Deal found 3/21![Delta logo]()
$281
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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.
Tue 4/147:00 am
JFK
- BOI
1 stop10h 29m
Alaska Airlines
Sat 4/188:04 pm
BOI
- JFK
1 stop8h 25m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$281
This Southwest deal was found by Cheapflights users on 3/20. 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.
Sat 4/182:10 pm
LGA
- GEG
2 stops10h 05m
Southwest
Sat 4/2510:45 am
GEG
- LGA
1 stop9h 35m
Southwest
Deal found 3/20![Southwest logo]()
$284
This United Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:05 am
EWR
- BOI
1 stop10h 19m
United Airlines
Sat 5/25:00 am
BOI
- EWR
1 stop6h 29m
United Airlines
Deal found 3/17![United Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 3/17. 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.
Sat 4/2510:00 am
JFK
- BOI
1 stop9h 21m
Delta
Sat 5/212:52 pm
BOI
- JFK
1 stop9h 07m
Delta
Deal found 3/17![Delta logo]()
$281
This Alaska Airlines deal was found by Cheapflights users on 3/18. 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 4/149:00 am
EWR
- BOI
1 stop11h 24m
Alaska Airlines
Wed 4/1511:58 am
BOI
- EWR
1 stop9h 13m
Alaska Airlines
Deal found 3/18![Alaska Airlines logo]()
$323
This American Airlines deal was found by Cheapflights users on 3/17. 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.
Thu 7/27:23 am
LGA
- JAC
1 stop10h 11m
American Airlines
Wed 7/812:54 pm
JAC
- LGA
1 stop8h 51m
American Airlines
Deal found 3/17![American Airlines logo]()
$697
This Delta deal was found by Cheapflights users on 3/19. 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
JFK
- GEG
1 stop9h 00m
Delta
Mon 5/117:23 pm
GEG
- JFK
1 stop8h 33m
Delta
Deal found 3/19![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 3/21. 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 4/176:00 am
EWR
- GEG
1 stop9h 40m
United Airlines
Sat 4/255:05 am
GEG
- EWR
1 stop9h 22m
United Airlines
Deal found 3/21![United Airlines logo]()
$362
This Southwest deal was found by Cheapflights users on 3/20. 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 8/136:30 am
LGA
- GEG
1 stop13h 25m
Southwest
Tue 8/187:30 am
GEG
- LGA
2 stops12h 00m
Southwest
Deal found 3/20![Southwest logo]()
$390
This Alaska Airlines deal was found by Cheapflights users on 3/19. 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 4/287:22 am
PHL
- GEG
1 stop9h 01m
Alaska Airlines
Wed 4/297:41 pm
GEG
- PHL
1 stop7h 21m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 3/21. 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 5/912:55 pm
LGA
- GEG
2 stops12h 34m
Delta
Sat 5/165:35 am
GEG
- LGA
2 stops13h 23m
Delta
Deal found 3/21![Delta logo]()
$340
This United Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:00 am
LGA
- JAC
2 stops11h 24m
United Airlines
Thu 4/162:35 pm
JAC
- LGA
1 stop6h 47m
United Airlines
Deal found 3/17![United Airlines logo]()
$375
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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.
Sat 8/225:29 pm
JFK
- GEG
1 stop8h 41m
Alaska Airlines
Sat 8/2912:36 pm
GEG
- JFK
1 stop14h 39m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 3/21. 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 7/86:00 am
EWR
- BOI
1 stop7h 32m
United Airlines
Wed 7/87:05 pm
BOI
- EWR
1 stop8h 33m
United Airlines
Deal found 3/21![United Airlines logo]()
$384
This Southwest deal was found by Cheapflights users on 3/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:00 am
LGA
- GEG
2 stops11h 35m
Southwest
Sat 8/297:05 am
GEG
- LGA
2 stops11h 40m
Southwest
Deal found 3/17![Southwest logo]()
$429
This Delta deal was found by Cheapflights users on 3/21. 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 5/54:34 pm
JFK
- GEG
1 stop9h 41m
Delta
Wed 5/201:30 pm
GEG
- JFK
1 stop7h 25m
Delta
Deal found 3/21![Delta logo]()
$359
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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.
Fri 9/45:29 pm
JFK
- JAC
1 stop19h 14m
Alaska Airlines
Sat 9/121:35 pm
JAC
- JFK
2 stops15h 30m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$380
This Delta deal was found by Cheapflights users on 3/21. 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 4/185:30 am
PHL
- GEG
1 stop9h 11m
Delta
Tue 4/217:38 pm
GEG
- PHL
2 stops10h 17m
Delta
Deal found 3/21![Delta logo]()
$362
This Southwest deal was found by Cheapflights users on 3/19. 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 4/305:40 am
PHL
- GEG
2 stops11h 30m
Southwest
Sun 5/32:30 pm
GEG
- PHL
1 stop7h 45m
Southwest
Deal found 3/19![Southwest logo]()
$454
This United Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2810:00 am
LGA
- GEG
1 stop8h 15m
United Airlines
Wed 4/297:10 am
GEG
- LGA
1 stop7h 03m
United Airlines
Deal found 3/17![United Airlines logo]()
$418
This Delta deal was found by Cheapflights users on 3/19. 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 4/186:05 pm
PHL
- GEG
1 stop7h 28m
Delta
Wed 4/223:30 pm
GEG
- PHL
2 stops11h 29m
Delta
Deal found 3/19![Delta logo]()
$362
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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.
Tue 4/287:00 am
JFK
- GEG
1 stop9h 23m
Alaska Airlines
Wed 4/2910:30 am
GEG
- JFK
1 stop16h 33m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$400
This United Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/104:35 pm
EWR
- GEG
1 stop7h 41m
United Airlines
Tue 5/191:41 pm
GEG
- EWR
1 stop7h 16m
United Airlines
Deal found 3/17![United Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 3/19. 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
LGA
- GEG
2 stops10h 04m
Delta
Sun 4/2610:40 pm
GEG
- LGA
1 stop9h 02m
Delta
Deal found 3/19![Delta logo]()
$363
This Delta deal was found by Cheapflights users on 3/17. 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.
Sat 5/95:55 pm
EWR
- GEG
1 stop8h 11m
Delta
Mon 5/1110:40 pm
GEG
- EWR
1 stop7h 45m
Delta
Deal found 3/17![Delta logo]()
$364
This United Airlines deal was found by Cheapflights users on 3/20. 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 4/44:55 pm
EWR
- BOI
1 stop7h 40m
United Airlines
Wed 4/86:15 am
BOI
- EWR
1 stop9h 15m
United Airlines
Deal found 3/20![United Airlines logo]()
$449
This Alaska Airlines deal was found by Cheapflights users on 3/19. 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 5/84:46 pm
JFK
- GEG
1 stop32h 34m
Alaska Airlines
Mon 5/119:55 am
GEG
- JFK
1 stop10h 04m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$451
This Delta deal was found by Cheapflights users on 3/19. 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 4/184:09 pm
JFK
- BOI
1 stop9h 02m
Delta
Sat 4/258:59 am
BOI
- JFK
1 stop9h 31m
Delta
Deal found 3/19![Delta logo]()
$369
This Alaska Airlines deal was found by Cheapflights users on 3/22. 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 5/55:33 pm
EWR
- GEG
1 stop18h 07m
Alaska Airlines
Wed 5/2012:46 pm
GEG
- EWR
1 stop8h 13m
Alaska Airlines
Deal found 3/22![Alaska Airlines logo]()
$454
Last-minute flights from New Jersey to IdahoDiscover last-minute flight deals from New Jersey to Idaho. Data last updated March 22, 2026 and is based on user searches.
Discover last-minute flight deals from New Jersey to Idaho. Data last updated March 22, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 3/19. 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 4/147:00 am
JFK
- BOI
1 stop10h 29m
Alaska Airlines
Sat 4/188:04 pm
BOI
- JFK
1 stop8h 25m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$281
This Trip.com deal was found by Cheapflights users on 3/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/184:40 pm
JFK
- GEG
1 stop10h 19m
Multiple Airlines
Sat 4/255:00 am
GEG
- JFK
1 stop8h 28m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$262
This Southwest deal was found by Cheapflights users on 3/18. 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.
Sat 4/184:25 pm
LGA
- GEG
1 stop7h 50m
Southwest
Sat 4/251:10 pm
GEG
- LGA
1 stop7h 10m
Southwest
Deal found 3/18![Southwest logo]()
$279
This American Airlines deal was found by Cheapflights users on 3/18. 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.
Sat 4/186:38 am
LGA
- GEG
1 stop8h 54m
American Airlines
Sat 4/251:22 pm
GEG
- LGA
1 stop7h 28m
American Airlines
Deal found 3/18![American Airlines logo]()
$280
This United Airlines deal was found by Cheapflights users on 3/21. 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 4/188:05 am
LGA
- GEG
2 stops10h 10m
United Airlines
Sat 4/255:05 am
GEG
- LGA
2 stops11h 13m
United Airlines
Deal found 3/21![United Airlines logo]()
$290
This American Airlines deal was found by Cheapflights users on 3/20. 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.
Sat 4/185:22 pm
EWR
- BOI
1 stop8h 19m
American Airlines
Sat 4/251:53 pm
BOI
- EWR
1 stop7h 42m
American Airlines
Deal found 3/20![American Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 3/20. 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 4/181:15 pm
EWR
- BOI
2 stops11h 56m
Delta
Sat 4/2512:52 pm
BOI
- EWR
1 stop9h 03m
Delta
Deal found 3/20![Delta logo]()
$294
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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 4/184:40 pm
JFK
- GEG
1 stop10h 19m
Alaska Airlines
Sat 4/257:10 am
GEG
- JFK
1 stop9h 17m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 3/22. 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 4/226:05 am
LGA
- GEG
1 stop9h 59m
Delta
Sun 4/2610:40 pm
GEG
- LGA
1 stop9h 02m
Delta
Deal found 3/22![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 3/21. 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 4/254:09 pm
JFK
- GEG
1 stop9h 24m
Delta
Sat 5/212:58 pm
GEG
- JFK
1 stop8h 01m
Delta
Deal found 3/21![Delta logo]()
$279
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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.
Sat 4/257:29 am
EWR
- BOI
1 stop8h 23m
Alaska Airlines
Sat 5/22:57 pm
BOI
- EWR
1 stop13h 42m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$309
This United Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:05 am
EWR
- BOI
1 stop10h 19m
United Airlines
Sat 5/25:00 am
BOI
- EWR
1 stop6h 29m
United Airlines
Deal found 3/17![United Airlines logo]()
$289
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 March 22, 2026.
Search for one-way flight options from New Jersey to Idaho. Find affordable one-way fares based on user searches. Data last updated March 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 4/292:55 pm
EWR
- GEG
1 stop32h 34m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$135
This American Airlines deal was found by Cheapflights users on 3/17. 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.
Sun 4/197:00 am
LGA
- JAC
1 stop7h 41m
American Airlines
Deal found 3/17![American Airlines logo]()
$136
This Delta deal was found by Cheapflights users on 3/17. 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.
Fri 4/176:15 am
JFK
- JAC
1 stop7h 49m
Delta
Deal found 3/17![Delta logo]()
$136
This United Airlines deal was found by Cheapflights users on 3/21. 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 4/187:10 am
LGA
- GEG
1 stop11h 05m
United Airlines
Deal found 3/21![United Airlines logo]()
$140
This Alaska Airlines deal was found by Cheapflights users on 3/21. 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 4/184:40 pm
JFK
- GEG
1 stop10h 19m
Alaska Airlines
Deal found 3/21![Alaska Airlines logo]()
$140
This Delta deal was found by Cheapflights users on 3/19. 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 4/159:20 am
LGA
- JAC
2 stops8h 53m
Delta
Deal found 3/19![Delta logo]()
$141
This Delta deal was found by Cheapflights users on 3/17. 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.
Wed 4/221:45 pm
JFK
- BOI
1 stop11h 15m
Delta
Deal found 3/17![Delta logo]()
$141
This Delta deal was found by Cheapflights users on 3/17. 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.
Sat 4/188:00 am
JFK
- JAC
2 stops13h 01m
Delta
Deal found 3/17![Delta logo]()
$141
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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 4/227:29 am
EWR
- BOI
1 stop10h 04m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$145
This CheapOair deal was found by Cheapflights users on 3/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/129:35 am
JFK
- BOI
1 stop13h 51m
Alaska Airlines
Deal found 3/21![Alaska Airlines logo]()
$146
This Delta deal was found by Cheapflights users on 3/17. 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.
Wed 4/226:00 am
EWR
- BOI
2 stops10h 26m
Delta
Deal found 3/17![Delta logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/32:59 pm
EWR
- GEG
1 stop31h 58m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$152
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 March 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $262 (Trip.com) |
One-way from | $135 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $558 |
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 March 22, 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 YorkBoise
JFK - BOI
JFKBOI
New York John F Kennedy Intl
Wed 5/6
7:45 am-4:14 pm
1 stop10h 29m
Boise Air Term. Gowen Fld
Wed 5/13
12:15 pm-12:43 am
1 stop10h 28m
$281
New YorkBoise
JFK - BOI
JFKBOI
New York John F Kennedy Intl
Tue 4/14
7:00 am-3:29 pm
1 stop10h 29m
Boise Air Term. Gowen Fld
Sat 4/18
8:04 pm-6:29 am
1 stop8h 25m
$281
New YorkBoise
JFK - BOI
JFKBOI
New York John F Kennedy Intl
Sat 4/25
10:00 am-5:21 pm
1 stop9h 21m
Boise Air Term. Gowen Fld
Sat 5/2
12:52 pm-11:59 pm
1 stop9h 07m
$281
New YorkSpokane
LGA - GEG
LGAGEG
New York LaGuardia
Sat 4/18
2:10 pm-9:15 pm
2 stops10h 05m
Spokane
Sat 4/25
10:45 am-11:20 pm
1 stop9h 35m
$284
NewarkBoise
EWR - BOI
EWRBOI
Newark
Wed 4/29
7:05 am-3:24 pm
1 stop10h 19m
Boise Air Term. Gowen Fld
Sat 5/2
5:00 am-1:29 pm
1 stop6h 29m
$289
New YorkSpokane
JFK - GEG
JFKGEG
New York John F Kennedy Intl
Sat 5/9
4:29 pm-10:29 pm
1 stop9h 00m
Spokane
Mon 5/11
7:23 pm-6:56 am
1 stop8h 33m
$319
NewarkBoise
EWR - BOI
EWRBOI
Newark
Tue 4/14
9:00 am-6:24 pm
1 stop11h 24m
Boise Air Term. Gowen Fld
Wed 4/15
11:58 am-11:11 pm
1 stop9h 13m
$323
New YorkSpokane
LGA - GEG
LGAGEG
New York LaGuardia
Sat 5/9
12:55 pm-10:29 pm
2 stops12h 34m
Spokane
Sat 5/16
5:35 am-9:58 pm
2 stops13h 23m
$340
PhiladelphiaSpokane
PHL - GEG
PHLGEG
Philadelphia
Tue 4/28
7:22 am-1:23 pm
1 stop9h 01m
Spokane
Wed 4/29
7:41 pm-6:02 am
1 stop7h 21m
$357
New YorkSpokane
JFK - GEG
JFKGEG
New York John F Kennedy Intl
Tue 5/5
4:34 pm-11:15 pm
1 stop9h 41m
Spokane
Wed 5/20
1:30 pm-11:55 pm
1 stop7h 25m
$359
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.
JFK-BOI
LGA-GEG
EWR-BOI
LGA-JAC
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
JFK-BOI
LGA-GEG
EWR-BOI
LGA-JAC
What is the cheapest month to book a flight from New Jersey to Idaho?
Currently, June is the cheapest month in which you can book a flight from New Jersey to Idaho (average of $197). Flying from New Jersey 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.
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 March 22, 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.
Crew
8.5
Boarding
8.1
Entertainment
7.0
Food
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Boarding
8.1
Entertainment
7.0
Food
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Boarding
8.1
Entertainment
7.0
Food
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Boarding
8.1
Entertainment
7.0
Food
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Boarding
8.1
Entertainment
7.0
Food
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
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
Toggle through the tabs below to find thousands of 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 March 22, 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 March 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$473 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$457 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$268 | Average$595 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$339 | Average$503 | FlexibilityNo cancel fee | On-time75% |