$169+ Cheap flights from Idaho to Boston (BOS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BOS
Oct 25 — Nov 11
Round-trip
1 adult, Economy
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Find cheap flights from Idaho to Boston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Idaho to BostonExplore the most affordable flight options available from Idaho to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2026.
Explore the most affordable flight options available from Idaho to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2026.
This American Airlines deal was found by Cheapflights users on 9/25. 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.
Tue 10/207:00 am -
1 stop10h 37m
Tue 10/275:54 am -
1 stop10h 39m
Deal found 9/25![American Airlines logo]()
$337
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Mon 10/196:50 pm -
1 stop9h 21m
Wed 10/216:00 am -
1 stop7h 28m
Deal found 9/25![United Airlines logo]()
$350
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:44 pm -
1 stop7h 15m
Tue 10/278:05 am -
1 stop10h 37m
Deal found 9/22![United Airlines logo]()
$354
This Delta deal was found by Cheapflights users on 9/25. 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.
Sat 10/1710:34 am -
1 stop9h 36m
Tue 10/203:47 pm -
1 stop8h 21m
Deal found 9/25![Delta logo]()
$355
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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 10/206:04 pm -
1 stop11h 22m
Tue 10/276:40 pm -
1 stop17h 16m
Deal found 9/22![Alaska Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 9/25. 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.
Fri 10/1612:14 pm -
1 stop9h 41m
Tue 10/205:54 am -
1 stop10h 39m
Deal found 9/25![American Airlines logo]()
$360
This Southwest deal was found by Cheapflights users on 9/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:55 pm -
1 stop9h 00m
Tue 10/271:15 pm -
2 stops11h 05m
Deal found 9/22![Southwest logo]()
$364
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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 11/1012:49 pm -
1 stop9h 09m
Wed 11/117:13 am -
1 stop9h 14m
Deal found 9/22![Alaska Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 9/25. 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 10/301:40 pm -
1 stop7h 34m
Sat 10/3110:50 am -
1 stop7h 24m
Deal found 9/25![Delta logo]()
$369
This American Airlines deal was found by Cheapflights users on 9/25. 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 10/2412:14 pm -
1 stop9h 41m
Sun 11/15:43 am -
1 stop8h 54m
Deal found 9/25![American Airlines logo]()
$371
This Southwest deal was found by Cheapflights users on 9/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/181:05 pm -
1 stop8h 40m
Mon 11/233:30 pm -
2 stops12h 00m
Deal found 9/23![Southwest logo]()
$372
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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.
Fri 10/164:20 pm -
1 stop11h 52m
Sat 10/247:03 am -
1 stop10h 20m
Deal found 9/23![Alaska Airlines logo]()
$373
Best flights from Idaho to BostonDiscover carefully curated flight deals from Idaho to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 25, 2026.
Discover carefully curated flight deals from Idaho to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 25, 2026.
This Delta deal was found by Cheapflights users on 9/25. 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.
Wed 10/283:00 pm -
1 stop7h 20m
Sat 10/313:15 pm -
1 stop7h 21m
Deal found 9/25![Delta logo]()
$355
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 1/67:00 pm -
1 stop8h 40m
Mon 1/114:56 pm -
1 stop8h 48m
Deal found 9/21![Alaska Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/172:28 pm -
1 stop7h 31m
Sat 10/249:30 am -
1 stop7h 54m
Deal found 9/21![United Airlines logo]()
$419
This American Airlines deal was found by Cheapflights users on 9/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:50 pm -
1 stop7h 46m
Wed 10/216:28 am -
1 stop8h 41m
Deal found 9/21![American Airlines logo]()
$557
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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.
Thu 1/76:37 am -
1 stop8h 48m
Sat 1/94:56 pm -
1 stop8h 48m
Deal found 9/21![Alaska Airlines logo]()
$367
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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.
Tue 1/55:58 pm -
1 stop9h 42m
Fri 1/84:56 pm -
1 stop8h 48m
Deal found 9/21![Alaska Airlines logo]()
$373
This Delta deal was found by Cheapflights users on 9/23. 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 10/286:56 pm -
1 stop9h 29m
Fri 10/303:15 pm -
2 stops8h 55m
Deal found 9/23![Delta logo]()
$424
This Alaska Airlines deal was found by Cheapflights users on 9/24. 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.
Tue 11/1012:49 pm -
1 stop9h 09m
Wed 11/117:13 am -
1 stop9h 14m
Deal found 9/24![Alaska Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 9/21. 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 1/65:40 am -
2 stops13h 01m
Mon 1/119:15 am -
2 stops16h 40m
Deal found 9/21![Delta logo]()
$441
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Mon 10/196:50 pm -
1 stop11h 26m
Fri 10/2312:45 pm -
2 stops13h 14m
Deal found 9/25![United Airlines logo]()
$486
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 1/65:46 am -
1 stop8h 07m
Fri 1/84:56 pm -
1 stop8h 48m
Deal found 9/21![Alaska Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 9/21. 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.
Mon 10/56:44 pm -
1 stop9h 26m
Sat 10/107:55 am -
1 stop9h 25m
Deal found 9/21![Delta logo]()
$449
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/143:19 pm -
2 stops12h 41m
Sat 10/171:55 pm -
1 stop9h 57m
Deal found 9/22![United Airlines logo]()
$544
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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.
Tue 10/276:09 am -
1 stop9h 26m
Fri 10/307:03 am -
1 stop10h 17m
Deal found 9/23![Alaska Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 9/23. 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 10/311:05 pm -
1 stop8h 54m
Tue 11/36:05 am -
1 stop8h 17m
Deal found 9/23![Delta logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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 12/56:00 am -
1 stop9h 19m
Wed 12/97:00 am -
1 stop10h 07m
Deal found 9/21![Alaska Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 9/20. 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 12/52:45 pm -
1 stop7h 13m
Tue 12/86:00 am -
2 stops10h 04m
Deal found 9/20![United Airlines logo]()
$604
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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.
Fri 10/164:20 pm -
1 stop11h 52m
Sat 10/247:51 am -
2 stops16h 10m
Deal found 9/23![Alaska Airlines logo]()
$460
This Delta deal was found by Cheapflights users on 9/25. 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 10/236:04 am -
2 stops11h 01m
Fri 10/303:15 pm -
2 stops8h 33m
Deal found 9/25![Delta logo]()
$624
This Alaska Airlines deal was found by Cheapflights users on 9/24. 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.
Mon 10/58:22 pm -
1 stop9h 04m
Sat 10/106:40 pm -
1 stop17h 16m
Deal found 9/24![Alaska Airlines logo]()
$484
This Alaska Airlines deal was found by Cheapflights users on 9/24. 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.
Sat 12/511:51 am -
1 stop10h 08m
Tue 12/86:22 pm -
1 stop18h 47m
Deal found 9/24![Alaska Airlines logo]()
$561
This Delta deal was found by Cheapflights users on 9/23. 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 10/236:56 pm -
2 stops12h 48m
Sun 10/256:05 am -
1 stop8h 17m
Deal found 9/23![Delta logo]()
$759
This Alaska Airlines deal was found by Cheapflights users on 9/25. 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.
Fri 10/236:09 am -
1 stop31h 46m
Fri 10/307:03 am -
1 stop10h 17m
Deal found 9/25![Alaska Airlines logo]()
$596
This Alaska Airlines deal was found by Cheapflights users on 9/25. 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.
Sat 11/2111:38 am -
1 stop10h 21m
Fri 11/277:40 am -
2 stops29h 16m
Deal found 9/25![Alaska Airlines logo]()
$741
This Delta deal was found by Cheapflights users on 9/22. 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.
Thu 10/812:19 pm -
1 stop8h 40m
Mon 10/123:47 pm -
1 stop10h 19m
Deal found 9/22![Delta logo]()
$1,363
This Delta deal was found by Cheapflights users on 9/23. 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.
Mon 11/231:17 pm -
2 stops9h 51m
Mon 11/306:05 am -
1 stop8h 16m
Deal found 9/23![Delta logo]()
$1,559
This Delta deal was found by Cheapflights users on 9/23. 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 11/216:13 am -
2 stops10h 14m
Fri 11/272:20 pm -
2 stops9h 59m
Deal found 9/23![Delta logo]()
$1,579
This Delta deal was found by Cheapflights users on 9/23. 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 11/201:17 pm -
1 stop8h 40m
Sun 11/2912:20 pm -
2 stops11h 59m
Deal found 9/23![Delta logo]()
$2,310
Last-minute flights from Idaho to BostonDiscover last-minute flight deals from Idaho to Boston. Data last updated September 25, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Boston. Data last updated September 25, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:14 pm -
1 stop9h 41m
Wed 10/215:54 am -
1 stop10h 39m
Deal found 9/21![American Airlines logo]()
$367
This American Airlines deal was found by Cheapflights users on 9/25. 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.
Fri 10/1612:14 pm -
1 stop9h 41m
Tue 10/205:54 am -
1 stop10h 39m
Deal found 9/25![American Airlines logo]()
$360
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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.
Fri 10/164:20 pm -
1 stop11h 52m
Sat 10/247:03 am -
1 stop10h 20m
Deal found 9/23![Alaska Airlines logo]()
$373
This Delta deal was found by Cheapflights users on 9/25. 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.
Sat 10/1710:34 am -
1 stop9h 36m
Tue 10/203:47 pm -
1 stop8h 21m
Deal found 9/25![Delta logo]()
$355
This Delta deal was found by Cheapflights users on 9/24. 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.
Sat 10/178:59 am -
1 stop11h 11m
Wed 10/213:47 pm -
1 stop8h 21m
Deal found 9/24![Delta logo]()
$375
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Mon 10/196:50 pm -
1 stop9h 21m
Wed 10/216:00 am -
1 stop7h 28m
Deal found 9/25![United Airlines logo]()
$350
This American Airlines deal was found by Cheapflights users on 9/25. 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.
Tue 10/207:00 am -
1 stop10h 37m
Tue 10/275:54 am -
1 stop10h 39m
Deal found 9/25![American Airlines logo]()
$337
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:44 pm -
1 stop7h 15m
Tue 10/278:05 am -
1 stop10h 37m
Deal found 9/22![United Airlines logo]()
$354
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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 10/206:04 pm -
1 stop11h 22m
Tue 10/276:40 pm -
1 stop17h 16m
Deal found 9/22![Alaska Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 9/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:55 pm -
1 stop9h 00m
Tue 10/271:15 pm -
2 stops11h 05m
Deal found 9/22![Southwest logo]()
$364
This American Airlines deal was found by Cheapflights users on 9/25. 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 10/2412:14 pm -
1 stop9h 41m
Sun 11/15:43 am -
1 stop8h 54m
Deal found 9/25![American Airlines logo]()
$371
This Delta deal was found by Cheapflights users on 9/25. 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 10/305:30 am -
1 stop6h 40m
Mon 11/27:55 am -
1 stop9h 25m
Deal found 9/25![Delta logo]()
$369
One-way flights from Idaho to BostonSearch for one-way flight options from Idaho to Boston. Find affordable one-way fares based on user searches. Data last updated September 25, 2026.
Search for one-way flight options from Idaho to Boston. Find affordable one-way fares based on user searches. Data last updated September 25, 2026.
This United Airlines deal was found by Cheapflights users on 9/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:50 pm -
1 stop11h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![United Airlines logo]()
$169
This Delta deal was found by Cheapflights users on 9/25. 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.
Thu 10/227:13 pm -
1 stop10h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Delta logo]()
$178
This United Airlines deal was found by Cheapflights users on 9/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:50 pm -
1 stop9h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![United Airlines logo]()
$180
This United Airlines deal was found by Cheapflights users on 9/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:50 pm -
1 stop9h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![United Airlines logo]()
$183
This Southwest deal was found by Cheapflights users on 9/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:20 am -
2 stops10h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Southwest logo]()
$185
This Delta deal was found by Cheapflights users on 9/21. 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.
Mon 12/2811:10 pm -
1 stop9h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Delta logo]()
$190
This Delta deal was found by Cheapflights users on 9/25. 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 10/1610:34 am -
1 stop11h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Delta logo]()
$192
This deal was found by Cheapflights users on 9/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:43 am -
1 stop7h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Alaska Airlines logo]()
$194
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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.
Fri 10/164:20 pm -
1 stop11h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Alaska Airlines logo]()
$199
This Priceline deal was found by Cheapflights users on 9/22. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:09 am -
1 stop9h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Alaska Airlines logo]()
$210
This Delta deal was found by Cheapflights users on 9/22. 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.
Tue 10/276:56 pm -
2 stops14h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Delta logo]()
$215
This Delta deal was found by Cheapflights users on 9/21. 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 11/73:19 pm -
1 stop6h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Delta logo]()
$235
Find flight deals from Idaho to Boston
Keep the following information in mind while searching for Idaho to Boston flight deals. Data was last updated September 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $354 (United Airlines) |
One-way from | $169 (United Airlines) |
Popular in | April |
Cheapest in | December |
Average price | $450 |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho to Boston 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 7,457,451 searches. Data last updated September 25, 2026.
Use the filters below to find and compare flights from Idaho to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Sat 10/24
6:50 pm-8:16 am
1 stop11h 26m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$169
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Thu 10/29
12:31 pm-11:29 pm
1 stop8h 58m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$180
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Tue 10/20
11:20 am-11:55 pm
2 stops10h 35m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$185
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Thu 10/22
12:08 pm-11:58 pm
1 stop9h 50m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$188
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Fri 10/16
10:34 am-11:58 pm
1 stop11h 24m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$192
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Mon 10/19
11:20 am-11:15 pm
2 stops9h 55m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$207
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Sun 10/25
9:12 am-6:12 am
1 stop19h 00m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$208
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Mon 11/16
7:55 am-9:45 pm
2 stops11h 50m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$216
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Thu 10/1
11:10 pm-9:42 am
1 stop8h 32m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$225
BoiseBoston
BOI Boise Air Term. Gowen Fld - BOS Boston Logan Intl
BOIBOS
Boise Air Term. Gowen Fld
Sun 11/22
6:35 am-5:50 pm
1 stop9h 15m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$225
Showing 1-10 of 55 resultsSorted by cheapest first
Best time to book a flight from Idaho to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Idaho with our price prediction graph.
BOI-BOS
SUN-BOS
IDA-BOS
LWS-BOS
PIH-BOS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Idaho to Boston
USID-BOS
BOI-BOS
SUN-BOS
IDA-BOS
LWS-BOS
What is the cheapest month to book a flight from Idaho to Boston?
Currently, January is the cheapest month in which you can book a flight from Idaho to Boston (average of $452). Flying from Idaho to Boston in April is currently the most expensive (average of $548). 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 Idaho to Boston?
Airfare is below average for this route at the moment.
Idaho to Boston flights typically cost between $348 and $623 in October.The cheapest round-trip price found within the last 5 days was $337 on American Airlines (Oct 20-Oct 27).
How far ahead should I book a flight from Idaho to Boston?
The best time to book flights from Idaho to Boston is 69 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Related info for your journey
Find useful and relevant information for your journey from Idaho to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Concord
Cambridge
Brockton
Dedham
Cranston
Revere
Warwick
Pawtucket
Peabody
Auburn
Londonderry
York Beach
Fitchburg
North Falmouth
Swansea
Chelsea
Braintree
Sandwich
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Boston flight routes
Complete your trip
Flights by cabin class
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Popular flights
Top destinations
Alternative routes for Idaho to Boston
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 25, 2026.
Complete your trip
Complete your trip to Boston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Idaho to Boston by cabin class
Find flights from Idaho to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Idaho and Boston flights
Browse other Idaho and Boston flight options. Last updated on September 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Idaho to Boston flights
Consider these flights traveling from Idaho to Boston.
Top 5 airlines flying from Idaho to Boston
Discover the top 5 airlines that operate flights from Idaho to Boston. 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 7,457,451 searches. Data last updated September 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$257 | Average$546 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$268 | Average$535 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$284 | Average$465 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$357 | Average$489 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$363 | Average$547 | FlexibilityNo cancel fee | On-time75% |