$119+ Cheap flights from Connecticut 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — BOI
Aug 27 — Sep 31
Round-trip
1 adult, Economy
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Cheapest flights from Connecticut to IdahoExplore the most affordable flight options available from Connecticut to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2026.
Explore the most affordable flight options available from Connecticut to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2026.
This United Airlines deal was found by Cheapflights users on 7/26. 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 8/214:59 pm
LGA
- BOI
1 stop7h 41m
United Airlines
Fri 8/2812:24 pm
BOI
- LGA
1 stop7h 01m
United Airlines
Deal found 7/26![United Airlines logo]()
$237
This American Airlines deal was found by Cheapflights users on 7/23. 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 8/212:53 pm
JFK
- BOI
1 stop9h 18m
American Airlines
Thu 8/278:01 am
BOI
- JFK
1 stop11h 02m
American Airlines
Deal found 7/23![American Airlines logo]()
$237
This American Airlines deal was found by Cheapflights users on 7/26. 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 8/212:53 pm
JFK
- BOI
1 stop9h 18m
American Airlines
Tue 8/251:55 pm
BOI
- JFK
1 stop8h 03m
American Airlines
Deal found 7/26![American Airlines logo]()
$247
This United Airlines deal was found by Cheapflights users on 7/25. 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 8/224:10 pm
LGA
- BOI
1 stop8h 43m
United Airlines
Sat 8/2912:24 pm
BOI
- LGA
1 stop7h 30m
United Airlines
Deal found 7/25![United Airlines logo]()
$267
This Delta deal was found by Cheapflights users on 7/26. 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 8/257:01 am
JFK
- BOI
1 stop10h 17m
Delta
Tue 9/16:45 pm
BOI
- JFK
1 stop9h 33m
Delta
Deal found 7/26![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 7/26. 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 8/221:25 pm
LGA
- BOI
2 stops10h 12m
United Airlines
Tue 8/252:44 pm
BOI
- LGA
1 stop6h 40m
United Airlines
Deal found 7/26![United Airlines logo]()
$280
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:30 am
LGA
- BOI
1 stop11h 45m
Southwest
Fri 8/2812:10 pm
BOI
- LGA
1 stop8h 45m
Southwest
Deal found 7/27![Southwest logo]()
$297
This Delta deal was found by Cheapflights users on 7/27. 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 8/217:00 am
JFK
- BOI
1 stop9h 49m
Delta
Fri 8/284:00 pm
BOI
- JFK
1 stop11h 15m
Delta
Deal found 7/27![Delta logo]()
$306
This Delta deal was found by Cheapflights users on 7/26. 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 10/306:05 am
LGA
- BOI
1 stop8h 30m
Delta
Mon 11/91:38 pm
BOI
- LGA
1 stop8h 05m
Delta
Deal found 7/26![Delta logo]()
$307
This Delta deal was found by Cheapflights users on 7/26. 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 11/46:00 am
EWR
- BOI
1 stop9h 34m
Delta
Sat 11/71:06 pm
BOI
- EWR
1 stop8h 20m
Delta
Deal found 7/26![Delta logo]()
$307
This American Airlines deal was found by Cheapflights users on 7/26. 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 8/216:10 am
LGA
- BOI
1 stop10h 19m
American Airlines
Fri 8/2812:12 pm
BOI
- LGA
1 stop8h 15m
American Airlines
Deal found 7/26![American Airlines logo]()
$308
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/221:25 pm
LGA
- BOI
2 stops10h 12m
United Airlines
Fri 8/282:44 pm
BOI
- LGA
1 stop6h 40m
United Airlines
Deal found 7/23![United Airlines logo]()
$312
Best flights from Connecticut to IdahoDiscover carefully curated flight deals from Connecticut to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 28, 2026.
Discover carefully curated flight deals from Connecticut to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 28, 2026.
This United Airlines deal was found by Cheapflights users on 7/25. 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 8/224:10 pm
LGA
- BOI
1 stop8h 43m
United Airlines
Sat 8/2912:24 pm
BOI
- LGA
1 stop7h 30m
United Airlines
Deal found 7/25![United Airlines logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 10/299:03 am
EWR
- BOI
1 stop11h 14m
Alaska Airlines
Mon 11/27:54 pm
BOI
- EWR
1 stop8h 04m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 7/23. 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 8/215:59 pm
EWR
- BOI
1 stop8h 00m
Delta
Tue 8/251:59 pm
BOI
- EWR
1 stop8h 11m
Delta
Deal found 7/23![Delta logo]()
$307
This Southwest deal was found by Cheapflights users on 7/25. 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.
Fri 8/216:30 am
LGA
- BOI
1 stop11h 45m
Southwest
Fri 8/2812:10 pm
BOI
- LGA
1 stop8h 45m
Southwest
Deal found 7/25![Southwest logo]()
$313
This American Airlines deal was found by Cheapflights users on 7/25. 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 8/297:15 am
JFK
- GEG
1 stop9h 54m
American Airlines
Sun 9/65:40 am
GEG
- JFK
2 stops11h 21m
American Airlines
Deal found 7/25![American Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 7/25. 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 8/217:00 am
JFK
- BOI
1 stop9h 49m
Delta
Fri 8/284:00 pm
BOI
- JFK
1 stop11h 15m
Delta
Deal found 7/25![Delta logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 9/167:20 am
EWR
- BOI
1 stop10h 10m
Alaska Airlines
Thu 9/178:25 pm
BOI
- EWR
1 stop17h 37m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$333
This Delta deal was found by Cheapflights users on 7/27. 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.
Tue 9/156:45 pm
EWR
- GEG
1 stop7h 11m
Delta
Tue 9/295:14 pm
GEG
- EWR
1 stop9h 46m
Delta
Deal found 7/27![Delta logo]()
$313
This Delta deal was found by Cheapflights users on 7/23. 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 8/196:00 am
EWR
- BOI
1 stop8h 49m
Delta
Tue 8/251:59 pm
BOI
- EWR
1 stop8h 11m
Delta
Deal found 7/23![Delta logo]()
$317
This United Airlines deal was found by Cheapflights users on 7/23. 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 10/1412:38 pm
BDL
- JAC
2 stops10h 08m
United Airlines
Tue 10/207:50 am
JAC
- BDL
1 stop8h 03m
United Airlines
Deal found 7/23![United Airlines logo]()
$386
This Alaska Airlines deal was found by Cheapflights users on 7/26. 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.
Sun 10/46:30 am
EWR
- BOI
1 stop8h 40m
Alaska Airlines
Fri 10/168:22 pm
BOI
- EWR
1 stop8h 37m
Alaska Airlines
Deal found 7/26![Alaska Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 7/26. 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 9/302:30 pm
LGA
- BOI
2 stops10h 45m
Southwest
Mon 10/511:20 am
BOI
- LGA
2 stops9h 35m
Southwest
Deal found 7/26![Southwest logo]()
$403
This Delta deal was found by Cheapflights users on 7/23. 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 8/196:40 pm
JFK
- BOI
1 stop7h 19m
Delta
Tue 8/251:59 pm
BOI
- JFK
1 stop9h 15m
Delta
Deal found 7/23![Delta logo]()
$317
This Southwest deal was found by Cheapflights users on 7/26. 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 10/72:30 pm
LGA
- BOI
2 stops9h 45m
Southwest
Sat 10/1011:25 am
BOI
- LGA
1 stop9h 45m
Southwest
Deal found 7/26![Southwest logo]()
$404
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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 9/115:02 pm
EWR
- GEG
1 stop9h 51m
Alaska Airlines
Mon 9/1412:49 pm
GEG
- EWR
1 stop7h 40m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 7/26. 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 10/77:00 am
JFK
- BOI
1 stop9h 47m
Delta
Sat 10/103:00 pm
BOI
- JFK
1 stop6h 58m
Delta
Deal found 7/26![Delta logo]()
$317
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/2010:20 am
LGA
- BOI
2 stops13h 17m
United Airlines
Sat 8/2910:36 am
BOI
- LGA
2 stops10h 54m
United Airlines
Deal found 7/23![United Airlines logo]()
$427
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 10/86:30 am
EWR
- GEG
1 stop8h 16m
Alaska Airlines
Tue 10/1312:42 pm
GEG
- EWR
1 stop15h 17m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$388
This United Airlines deal was found by Cheapflights users on 7/25. 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 9/1511:20 am
LGA
- BOI
2 stops12h 25m
United Airlines
Sat 9/195:00 am
BOI
- LGA
2 stops12h 25m
United Airlines
Deal found 7/25![United Airlines logo]()
$427
This Delta deal was found by Cheapflights users on 7/27. 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 9/266:15 am
EWR
- GEG
1 stop9h 43m
Delta
Mon 9/2810:50 pm
GEG
- EWR
1 stop7h 32m
Delta
Deal found 7/27![Delta logo]()
$325
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/163:15 pm
LGA
- BOI
2 stops10h 00m
Southwest
Thu 9/1711:30 am
BOI
- LGA
1 stop9h 25m
Southwest
Deal found 7/27![Southwest logo]()
$464
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:15 pm
EWR
- JAC
Nonstop4h 53m
United Airlines
Thu 10/18:00 am
JAC
- EWR
1 stop10h 48m
United Airlines
Deal found 7/27![United Airlines logo]()
$431
This Alaska Airlines deal was found by Cheapflights users on 7/26. 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 10/56:30 am
EWR
- GEG
1 stop8h 16m
Alaska Airlines
Thu 10/812:36 pm
GEG
- EWR
1 stop7h 49m
Alaska Airlines
Deal found 7/26![Alaska Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 7/25. 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 8/215:59 pm
EWR
- BOI
1 stop8h 00m
Delta
Fri 8/282:53 pm
BOI
- EWR
1 stop7h 03m
Delta
Deal found 7/25![Delta logo]()
$333
This Southwest deal was found by Cheapflights users on 7/25. 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 9/173:25 pm
LGA
- BOI
2 stops10h 30m
Southwest
Mon 9/216:00 am
BOI
- LGA
2 stops9h 20m
Southwest
Deal found 7/25![Southwest logo]()
$469
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 9/174:35 pm
EWR
- BOI
1 stop9h 20m
Alaska Airlines
Mon 9/217:20 am
BOI
- EWR
2 stops14h 09m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$416
This Delta deal was found by Cheapflights users on 7/23. 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 9/57:01 am
JFK
- GEG
1 stop8h 07m
Delta
Wed 9/167:30 pm
GEG
- JFK
1 stop8h 23m
Delta
Deal found 7/23![Delta logo]()
$347
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:55 am
LGA
- BOI
1 stop10h 15m
Southwest
Mon 10/511:20 am
BOI
- LGA
2 stops9h 35m
Southwest
Deal found 7/27![Southwest logo]()
$470
This United Airlines deal was found by Cheapflights users on 7/26. 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 10/1712:38 pm
BDL
- JAC
1 stop8h 03m
United Airlines
Wed 10/2112:20 pm
JAC
- BDL
1 stop7h 17m
United Airlines
Deal found 7/26![United Airlines logo]()
$481
This Alaska Airlines deal was found by Cheapflights users on 7/23. 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 11/710:00 am
JFK
- BOI
1 stop8h 44m
Alaska Airlines
Mon 11/98:52 pm
BOI
- JFK
2 stops11h 18m
Alaska Airlines
Deal found 7/23![Alaska Airlines logo]()
$422
Last-minute flights from Connecticut to IdahoDiscover last-minute flight deals from Connecticut to Idaho. Data last updated July 28, 2026 and is based on user searches.
Discover last-minute flight deals from Connecticut to Idaho. Data last updated July 28, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/27. 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.
Mon 8/174:50 pm
JFK
- BOI
1 stop9h 03m
Delta
Tue 8/185:00 pm
BOI
- JFK
1 stop10h 15m
Delta
Deal found 7/27![Delta logo]()
$283
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/184:59 pm
LGA
- BOI
1 stop7h 41m
United Airlines
Wed 8/192:44 pm
BOI
- LGA
1 stop6h 40m
United Airlines
Deal found 7/27![United Airlines logo]()
$266
This American Airlines deal was found by Cheapflights users on 7/23. 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 8/207:16 am
LGA
- BOI
1 stop9h 13m
American Airlines
Thu 8/2712:12 pm
BOI
- LGA
1 stop8h 15m
American Airlines
Deal found 7/23![American Airlines logo]()
$307
This United Airlines deal was found by Cheapflights users on 7/26. 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 8/214:59 pm
LGA
- BOI
1 stop7h 41m
United Airlines
Fri 8/2812:24 pm
BOI
- LGA
1 stop7h 01m
United Airlines
Deal found 7/26![United Airlines logo]()
$237
This American Airlines deal was found by Cheapflights users on 7/23. 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 8/212:53 pm
JFK
- BOI
1 stop9h 18m
American Airlines
Thu 8/278:01 am
BOI
- JFK
1 stop11h 02m
American Airlines
Deal found 7/23![American Airlines logo]()
$237
This American Airlines deal was found by Cheapflights users on 7/26. 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 8/212:53 pm
JFK
- BOI
1 stop9h 18m
American Airlines
Fri 8/285:19 pm
BOI
- JFK
1 stop10h 41m
American Airlines
Deal found 7/26![American Airlines logo]()
$247
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/212:35 pm
LGA
- BOI
2 stops10h 00m
Southwest
Fri 8/2812:10 pm
BOI
- LGA
1 stop8h 45m
Southwest
Deal found 7/27![Southwest logo]()
$297
This Delta deal was found by Cheapflights users on 7/27. 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 8/217:00 am
JFK
- BOI
1 stop9h 49m
Delta
Fri 8/284:00 pm
BOI
- JFK
1 stop11h 15m
Delta
Deal found 7/27![Delta logo]()
$306
This United Airlines deal was found by Cheapflights users on 7/25. 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 8/224:10 pm
LGA
- BOI
1 stop8h 43m
United Airlines
Sat 8/2912:24 pm
BOI
- LGA
1 stop7h 30m
United Airlines
Deal found 7/25![United Airlines logo]()
$267
This United Airlines deal was found by Cheapflights users on 7/26. 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 8/221:25 pm
LGA
- BOI
2 stops10h 12m
United Airlines
Tue 8/252:44 pm
BOI
- LGA
1 stop6h 40m
United Airlines
Deal found 7/26![United Airlines logo]()
$280
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/252:55 pm
LGA
- BOI
2 stops9h 45m
United Airlines
Tue 9/12:44 pm
BOI
- LGA
1 stop6h 40m
United Airlines
Deal found 7/27![United Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 7/26. 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 8/257:01 am
JFK
- BOI
1 stop10h 17m
Delta
Tue 9/16:45 pm
BOI
- JFK
1 stop9h 33m
Delta
Deal found 7/26![Delta logo]()
$277
One-way flights from Connecticut to IdahoSearch for one-way flight options from Connecticut to Idaho. Find affordable one-way fares based on user searches. Data last updated July 28, 2026.
Search for one-way flight options from Connecticut to Idaho. Find affordable one-way fares based on user searches. Data last updated July 28, 2026.
This United Airlines deal was found by Cheapflights users on 7/26. 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 8/243:29 pm
LGA
- BOI
1 stop9h 24m
United Airlines
Deal found 7/26![United Airlines logo]()
$119
This Southwest deal was found by Cheapflights users on 7/26. 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.
Mon 8/246:00 am
LGA
- BOI
1 stop10h 10m
Southwest
Deal found 7/26![Southwest logo]()
$124
This Delta deal was found by Cheapflights users on 7/27. 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.
Thu 8/274:50 pm
JFK
- BOI
1 stop9h 03m
Delta
Deal found 7/27![Delta logo]()
$124
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/236:10 am
LGA
- BOI
1 stop7h 18m
United Airlines
Deal found 7/23![United Airlines logo]()
$142
This Delta deal was found by Cheapflights users on 7/26. 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 10/76:05 am
LGA
- BOI
1 stop8h 30m
Delta
Deal found 7/26![Delta logo]()
$154
This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:48 am
EWR
- BOI
1 stop9h 43m
American Airlines
Deal found 7/27![American Airlines logo]()
$154
This Delta deal was found by Cheapflights users on 7/26. 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 9/28:00 am
JFK
- BOI
1 stop8h 49m
Delta
Deal found 7/26![Delta logo]()
$154
This Delta deal was found by Cheapflights users on 7/23. 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 9/96:45 pm
EWR
- GEG
1 stop7h 09m
Delta
Deal found 7/23![Delta logo]()
$157
This United Airlines deal was found by Cheapflights users on 7/26. 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 9/16:00 am
LGA
- BOI
2 stops9h 38m
United Airlines
Deal found 7/26![United Airlines logo]()
$159
This Delta deal was found by Cheapflights users on 7/24. 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 8/216:40 pm
JFK
- BOI
1 stop7h 19m
Delta
Deal found 7/24![Delta logo]()
$159
This American Airlines deal was found by Cheapflights users on 7/26. 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 9/28:00 am
JFK
- BOI
2 stops10h 49m
American Airlines
Deal found 7/26![American Airlines logo]()
$164
This Southwest deal was found by Cheapflights users on 7/24. 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 10/229:00 pm
LGA
- BOI
2 stops16h 20m
Southwest
Deal found 7/24![Southwest logo]()
$165
Find flight deals from Connecticut to Idaho
Keep the following information in mind while searching for Connecticut to Idaho flight deals. Data was last updated July 28, 2026.
Round-trip from | $237 (United Airlines) |
|---|---|
One-way from | $119 (United Airlines) |
Popular in | December |
Cheapest in | August |
Average price | $587 |
Cheapflights Fare Finder
Customize your flight search to find flights from Connecticut 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 July 28, 2026.
Use the filters below to find and compare flights from Connecticut to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New YorkBoise
LGA - BOI
LGABOI
New York LaGuardia
Sat 8/22
4:10 pm-10:53 pm
1 stop8h 43m
Boise Air Term. Gowen Fld
Sat 8/29
12:24 pm-9:54 pm
1 stop7h 30m
$267
NewarkBoise
EWR - BOI
EWRBOI
Newark
Thu 10/29
9:03 am-6:17 pm
1 stop11h 14m
Boise Air Term. Gowen Fld
Mon 11/2
7:54 pm-5:58 am
1 stop8h 04m
$307
NewarkBoise
EWR - BOI
EWRBOI
Newark
Fri 8/21
5:59 pm-11:59 pm
1 stop8h 00m
Boise Air Term. Gowen Fld
Tue 8/25
1:59 pm-12:10 am
1 stop8h 11m
$307
New YorkBoise
JFK - BOI
JFKBOI
New York John F Kennedy Intl
Fri 8/21
7:00 am-2:49 pm
1 stop9h 49m
Boise Air Term. Gowen Fld
Fri 8/28
4:00 pm-5:15 am
1 stop11h 15m
$307
New YorkBoise
LGA - BOI
LGABOI
New York LaGuardia
Fri 8/21
6:30 am-4:15 pm
1 stop11h 45m
Boise Air Term. Gowen Fld
Fri 8/28
12:10 pm-10:55 pm
1 stop8h 45m
$313
NewarkSpokane
EWR - GEG
EWRGEG
Newark
Tue 9/15
6:45 pm-10:56 pm
1 stop7h 11m
Spokane
Tue 9/29
5:14 pm-6:00 am
1 stop9h 46m
$313
NewarkBoise
EWR - BOI
EWRBOI
Newark
Wed 8/19
6:00 am-12:49 pm
1 stop8h 49m
Boise Air Term. Gowen Fld
Tue 8/25
1:59 pm-12:10 am
1 stop8h 11m
$317
New YorkBoise
JFK - BOI
JFKBOI
New York John F Kennedy Intl
Wed 8/19
6:40 pm-11:59 pm
1 stop7h 19m
Boise Air Term. Gowen Fld
Tue 8/25
1:59 pm-1:14 am
1 stop9h 15m
$317
New YorkBoise
JFK - BOI
JFKBOI
New York John F Kennedy Intl
Wed 10/7
7:00 am-2:47 pm
1 stop9h 47m
Boise Air Term. Gowen Fld
Sat 10/10
3:00 pm-11:58 pm
1 stop6h 58m
$317
NewarkSpokane
EWR - GEG
EWRGEG
Newark
Sat 9/26
6:15 am-12:58 pm
1 stop9h 43m
Spokane
Mon 9/28
10:50 pm-9:22 am
1 stop7h 32m
$325
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Connecticut to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Connecticut with our price prediction graph.
LGA-BOI
EWR-BOI
JFK-GEG
JFK-BOI
EWR-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 Connecticut to Idaho
USCT-USID
LGA-BOI
EWR-BOI
JFK-GEG
JFK-BOI
What is the cheapest month to book a flight from Connecticut to Idaho?
Currently, January is the cheapest month in which you can book a flight from Connecticut to Idaho (average of $372). Flying from Connecticut to Idaho in December is currently the most expensive (average of $747). 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 Connecticut to Idaho?
Airfare is below average for this route at the moment.
Connecticut to Idaho flights typically cost between $402 and $743 in August.The cheapest round-trip price found within the last 5 days was $316 on American Airlines (Aug 22-Aug 25).
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 July 28, 2026.
Read through reviews of airlines operating flights from Connecticut to Idaho, such as Southwest,Delta, andUnited Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Connecticut 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 Connecticut 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 Connecticut to Idaho by cabin class
Find flights from Connecticut to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Connecticut and Idaho flights
Browse other Connecticut and Idaho flight options. Last updated on July 28, 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 Connecticut after your stay in Idaho
Connecticut to Idaho flights
Consider these flights traveling from Connecticut to Idaho.
Top 4 airlines flying from Connecticut to Idaho
Discover the top 4 airlines that operate flights from Connecticut 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 July 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$306 | Average$587 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$342 | Average$530 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$372 | Average$656 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$508 | Average$568 | FlexibilityNo cancel fee | On-time63% |