$139+ Cheap flights from Idaho to Maine
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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PWM
Aug 31 — Sep 71
Round-trip
1 adult, Economy
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Find cheap flights from Idaho to Maine 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 MaineExplore the most affordable flight options available from Idaho to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.
Explore the most affordable flight options available from Idaho to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:37 pm
GEG
- BOS
1 stop7h 17m
United Airlines
Fri 8/2812:41 pm
BOS
- GEG
2 stops11h 05m
United Airlines
Deal found 7/30![United Airlines logo]()
$282
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:09 am
GEG
- BOS
1 stop10h 08m
Delta
Fri 8/287:45 am
BOS
- GEG
1 stop10h 34m
Delta
Deal found 7/30![Delta logo]()
$287
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:24 pm
BOI
- BOS
1 stop7h 34m
United Airlines
Mon 8/317:45 am
BOS
- BOI
1 stop9h 46m
United Airlines
Deal found 7/31![United Airlines logo]()
$300
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1412:12 pm
BOI
- BOS
1 stop7h 54m
American Airlines
Sun 8/237:10 am
BOS
- BOI
1 stop9h 19m
American Airlines
Deal found 7/30![American Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:15 am
GEG
- BOS
1 stop7h 55m
Delta
Tue 8/257:45 am
BOS
- GEG
1 stop10h 34m
Delta
Deal found 7/29![Delta logo]()
$307
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:24 pm
BOI
- BOS
1 stop9h 10m
United Airlines
Sun 8/236:01 am
BOS
- BOI
1 stop7h 27m
United Airlines
Deal found 7/29![United Airlines logo]()
$308
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:23 pm
BOI
- BOS
1 stop9h 54m
Delta
Wed 9/25:30 am
BOS
- BOI
1 stop9h 19m
Delta
Deal found 7/31![Delta logo]()
$309
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.
Fri 8/2112:12 pm
BOI
- BOS
1 stop7h 54m
American Airlines
Mon 8/247:10 am
BOS
- BOI
1 stop9h 19m
American Airlines
Deal found 7/27![American Airlines logo]()
$311
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:20 pm
GEG
- BOS
1 stop9h 05m
Southwest
Fri 9/45:00 pm
BOS
- GEG
1 stop8h 05m
Southwest
Deal found 7/28![Southwest logo]()
$312
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:19 pm
BOI
- BOS
1 stop9h 36m
American Airlines
Tue 10/206:00 am
BOS
- BOI
1 stop10h 33m
American Airlines
Deal found 7/30![American Airlines logo]()
$323
This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:40 am
GEG
- BOS
1 stop11h 02m
American Airlines
Thu 8/271:02 pm
BOS
- GEG
1 stop10h 40m
American Airlines
Deal found 7/28![American Airlines logo]()
$323
This Alaska Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:28 pm
BOI
- BOS
1 stop11h 41m
Alaska Airlines
Wed 9/98:00 am
BOS
- BOI
1 stop14h 20m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$328
Best flights from Idaho to MaineDiscover carefully curated flight deals from Idaho to Maine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
Discover carefully curated flight deals from Idaho to Maine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:09 am
GEG
- BOS
1 stop10h 08m
Delta
Fri 8/287:45 am
BOS
- GEG
1 stop10h 34m
Delta
Deal found 7/30![Delta logo]()
$287
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:35 am
BOI
- BOS
2 stops10h 10m
United Airlines
Wed 10/216:00 am
BOS
- BOI
1 stop7h 28m
United Airlines
Deal found 7/30![United Airlines logo]()
$328
This Alaska Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:37 pm
BOI
- BOS
1 stop31h 44m
Alaska Airlines
Sat 10/247:03 am
BOS
- BOI
1 stop10h 20m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$341
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 11/62:50 pm
GEG
- BOS
1 stop7h 20m
Southwest
Mon 11/95:00 am
BOS
- GEG
1 stop8h 15m
Southwest
Deal found 7/27![Southwest logo]()
$347
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.
Tue 9/15:40 am
GEG
- PWM
1 stop10h 12m
American Airlines
Sat 9/56:46 am
PWM
- GEG
1 stop9h 51m
American Airlines
Deal found 7/27![American Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:36 pm
GEG
- BOS
1 stop9h 49m
Delta
Tue 8/2511:29 am
BOS
- GEG
1 stop10h 45m
Delta
Deal found 8/1![Delta logo]()
$332
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.
Sat 10/318:23 pm
BOI
- BOS
1 stop7h 49m
Alaska Airlines
Wed 11/47:10 am
BOS
- BOI
1 stop9h 17m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$343
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:15 am
GEG
- BOS
2 stops12h 10m
Southwest
Sat 9/195:50 am
BOS
- GEG
2 stops11h 45m
Southwest
Deal found 7/29![Southwest logo]()
$362
This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:50 pm
IDA
- BOS
1 stop6h 46m
American Airlines
Wed 10/216:10 am
BOS
- IDA
1 stop8h 59m
American Airlines
Deal found 7/28![American Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:00 am
GEG
- PWM
2 stops11h 24m
United Airlines
Wed 9/210:45 am
PWM
- GEG
2 stops13h 01m
United Airlines
Deal found 7/29![United Airlines logo]()
$380
This Alaska Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/86:00 am
BOI
- BOS
1 stop8h 46m
Alaska Airlines
Wed 12/97:08 am
BOS
- BOI
1 stop11h 03m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/163:00 pm
BOI
- BOS
1 stop7h 20m
Delta
Sat 10/247:56 am
BOS
- BOI
1 stop9h 24m
Delta
Deal found 7/28![Delta logo]()
$360
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:25 pm
BOI
- BOS
1 stop7h 45m
Southwest
Sun 10/45:00 am
BOS
- BOI
1 stop7h 40m
Southwest
Deal found 7/29![Southwest logo]()
$371
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.
Sat 10/171:50 pm
IDA
- PWM
1 stop7h 53m
American Airlines
Sat 10/247:00 am
PWM
- IDA
1 stop8h 20m
American Airlines
Deal found 7/27![American Airlines logo]()
$379
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.
Sat 10/1710:35 am
IDA
- PWM
2 stops11h 24m
United Airlines
Sat 10/247:58 am
PWM
- IDA
2 stops9h 26m
United Airlines
Deal found 7/27![United Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:19 pm
BOI
- BOS
1 stop10h 21m
Delta
Wed 9/307:55 am
BOS
- BOI
1 stop11h 24m
Delta
Deal found 7/28![Delta logo]()
$371
This Alaska Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:24 pm
GEG
- BOS
1 stop7h 45m
Alaska Airlines
Wed 9/307:12 am
BOS
- GEG
1 stop8h 27m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$371
This Southwest deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:00 am
GEG
- BOS
2 stops11h 30m
Southwest
Wed 9/302:10 pm
BOS
- GEG
2 stops11h 20m
Southwest
Deal found 7/31![Southwest logo]()
$377
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:25 pm
JAC
- BOS
2 stops8h 21m
United Airlines
Wed 11/43:05 pm
BOS
- JAC
1 stop7h 52m
United Airlines
Deal found 7/30![United Airlines logo]()
$408
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:23 pm
GEG
- BOS
1 stop7h 34m
Delta
Tue 8/2511:29 am
BOS
- GEG
1 stop10h 45m
Delta
Deal found 8/1![Delta logo]()
$373
This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:30 am
GEG
- PWM
2 stops13h 06m
American Airlines
Sat 10/246:00 am
PWM
- GEG
2 stops10h 21m
American Airlines
Deal found 7/28![American Airlines logo]()
$411
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/218:50 pm
BOI
- BOS
2 stops10h 50m
Southwest
Tue 12/15:00 am
BOS
- BOI
1 stop8h 00m
Southwest
Deal found 7/28![Southwest logo]()
$383
This Alaska Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:24 pm
GEG
- BOS
1 stop7h 45m
Alaska Airlines
Fri 9/114:48 pm
BOS
- GEG
1 stop10h 11m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$388
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:01 am
BOI
- PWM
2 stops13h 40m
American Airlines
Thu 9/38:00 am
PWM
- BOI
1 stop7h 59m
American Airlines
Deal found 7/30![American Airlines logo]()
$415
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 10/56:57 pm
IDA
- BOS
1 stop9h 33m
Delta
Thu 10/156:05 am
BOS
- IDA
1 stop8h 17m
Delta
Deal found 7/27![Delta logo]()
$379
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.
Fri 8/2112:24 pm
BOI
- PWM
1 stop6h 59m
United Airlines
Mon 8/246:03 am
PWM
- BOI
1 stop7h 25m
United Airlines
Deal found 7/27![United Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/178:20 am
BOI
- BOS
2 stops10h 10m
Southwest
Wed 10/215:35 am
BOS
- BOI
2 stops11h 10m
Southwest
Deal found 7/30![Southwest logo]()
$383
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:20 pm
GEG
- BOS
1 stop9h 05m
Southwest
Thu 9/32:15 pm
BOS
- GEG
2 stops11h 30m
Southwest
Deal found 7/30![Southwest logo]()
$387
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:25 pm
GEG
- BOS
1 stop9h 10m
Delta
Wed 10/217:56 am
BOS
- GEG
1 stop9h 54m
Delta
Deal found 7/28![Delta logo]()
$387
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 9/217:50 am
SUN
- BOS
1 stop9h 29m
United Airlines
Tue 9/297:45 am
BOS
- SUN
1 stop8h 08m
United Airlines
Deal found 7/27![United Airlines logo]()
$429
Last-minute flights from Idaho to MaineDiscover last-minute flight deals from Idaho to Maine. Data last updated August 1, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Maine. Data last updated August 1, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1312:12 pm
BOI
- BOS
1 stop7h 54m
American Airlines
Sun 8/236:14 am
BOS
- BOI
1 stop10h 15m
American Airlines
Deal found 7/31![American Airlines logo]()
$333
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.
Fri 8/1412:12 pm
BOI
- BOS
1 stop7h 54m
American Airlines
Sun 8/237:10 am
BOS
- BOI
1 stop9h 19m
American Airlines
Deal found 7/27![American Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:15 am
GEG
- BOS
1 stop7h 55m
Delta
Tue 8/257:45 am
BOS
- GEG
1 stop10h 34m
Delta
Deal found 7/29![Delta logo]()
$307
This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:40 am
GEG
- BOS
1 stop11h 02m
American Airlines
Thu 8/271:02 pm
BOS
- GEG
1 stop10h 40m
American Airlines
Deal found 7/28![American Airlines logo]()
$323
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:24 pm
BOI
- BOS
1 stop9h 10m
United Airlines
Sun 8/236:01 am
BOS
- BOI
1 stop7h 27m
United Airlines
Deal found 7/29![United Airlines logo]()
$308
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.
Fri 8/2112:12 pm
BOI
- BOS
1 stop7h 54m
American Airlines
Mon 8/247:10 am
BOS
- BOI
1 stop9h 19m
American Airlines
Deal found 7/27![American Airlines logo]()
$311
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:36 pm
GEG
- BOS
1 stop8h 05m
Delta
Thu 8/277:45 am
BOS
- GEG
1 stop10h 34m
Delta
Deal found 7/31![Delta logo]()
$332
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:23 pm
BOI
- BOS
1 stop9h 54m
Delta
Wed 9/25:30 am
BOS
- BOI
1 stop9h 19m
Delta
Deal found 7/31![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:37 pm
GEG
- BOS
1 stop7h 17m
United Airlines
Fri 8/2812:41 pm
BOS
- GEG
2 stops11h 05m
United Airlines
Deal found 7/30![United Airlines logo]()
$282
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:09 am
GEG
- BOS
1 stop10h 08m
Delta
Fri 8/287:45 am
BOS
- GEG
1 stop10h 34m
Delta
Deal found 7/30![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:20 pm
GEG
- BOS
1 stop9h 05m
Southwest
Fri 9/45:00 pm
BOS
- GEG
1 stop8h 05m
Southwest
Deal found 7/28![Southwest logo]()
$312
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:24 pm
BOI
- BOS
1 stop7h 34m
United Airlines
Mon 8/317:45 am
BOS
- BOI
1 stop9h 46m
United Airlines
Deal found 7/31![United Airlines logo]()
$300
One-way flights from Idaho to MaineSearch for one-way flight options from Idaho to Maine. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
Search for one-way flight options from Idaho to Maine. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:20 pm
GEG
- BOS
1 stop9h 05m
Southwest
Deal found 7/28![Southwest logo]()
$139
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/281:00 pm
GEG
- BOS
1 stop8h 17m
Delta
Deal found 7/28![Delta logo]()
$144
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 10/222:02 pm
BOI
- BOS
1 stop7h 41m
American Airlines
Deal found 7/27![American Airlines logo]()
$162
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:05 am
GEG
- BOS
1 stop9h 38m
Delta
Deal found 7/29![Delta logo]()
$164
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 9/106:44 pm
BOI
- BOS
1 stop9h 46m
Delta
Deal found 7/27![Delta logo]()
$167
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 8/181:06 pm
BOI
- BOS
1 stop8h 51m
Delta
Deal found 7/27![Delta logo]()
$170
This Trip.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:32 pm
GEG
- BOS
1 stop10h 07m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$170
This Alaska Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:49 pm
BOI
- BOS
1 stop8h 58m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$172
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 9/1012:45 pm
GEG
- BOS
1 stop8h 45m
American Airlines
Deal found 7/27![American Airlines logo]()
$174
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/192:50 pm
BOI
- BOS
1 stop7h 09m
Delta
Deal found 7/30![Delta logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:50 pm
BOI
- BOS
2 stops19h 17m
Frontier
Deal found 7/30![Frontier logo]()
$177
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1912:35 pm
BOI
- BOS
1 stop9h 30m
Southwest
Deal found 7/30![Southwest logo]()
$179
Find flight deals from Idaho to Maine
Keep the following information in mind while searching for Idaho to Maine flight deals. Data was last updated August 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $282 (United Airlines) |
One-way from | $139 (Southwest) |
Popular in | January |
Cheapest in | June |
Average price | $540 |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho to Maine 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 August 1, 2026.
Use the filters below to find and compare flights from Idaho to Maine that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SpokaneBoston
GEG - BOS
GEGBOS
Spokane
Wed 8/26
11:09 am-12:17 am
1 stop10h 08m
Boston Logan Intl
Fri 8/28
7:45 am-3:19 pm
1 stop10h 34m
$287
BoiseBoston
BOI - BOS
BOIBOS
Boise Air Term. Gowen Fld
Sat 10/17
10:35 am-10:45 pm
2 stops10h 10m
Boston Logan Intl
Wed 10/21
6:00 am-11:28 am
1 stop7h 28m
$328
SpokaneBoston
GEG - BOS
GEGBOS
Spokane
Fri 8/21
12:36 pm-1:25 am
1 stop9h 49m
Boston Logan Intl
Tue 8/25
11:29 am-7:14 pm
1 stop10h 45m
$332
BoiseBoston
BOI - BOS
BOIBOS
Boise Air Term. Gowen Fld
Fri 10/16
7:37 pm-5:21 am
1 stop31h 44m
Boston Logan Intl
Sat 10/24
7:03 am-3:23 pm
1 stop10h 20m
$341
BoiseBoston
BOI - BOS
BOIBOS
Boise Air Term. Gowen Fld
Sat 10/31
8:23 pm-6:12 am
1 stop7h 49m
Boston Logan Intl
Wed 11/4
7:10 am-2:27 pm
1 stop9h 17m
$343
SpokaneBoston
GEG - BOS
GEGBOS
Spokane
Fri 11/6
2:50 pm-1:10 am
1 stop7h 20m
Boston Logan Intl
Mon 11/9
5:00 am-10:15 am
1 stop8h 15m
$347
BoiseBoston
BOI - BOS
BOIBOS
Boise Air Term. Gowen Fld
Tue 12/8
6:00 am-4:46 pm
1 stop8h 46m
Boston Logan Intl
Wed 12/9
7:08 am-4:11 pm
1 stop11h 03m
$347
BoiseBoston
BOI - BOS
BOIBOS
Boise Air Term. Gowen Fld
Fri 10/16
3:00 pm-12:20 am
1 stop7h 20m
Boston Logan Intl
Sat 10/24
7:56 am-3:20 pm
1 stop9h 24m
$360
SpokaneBoston
GEG - BOS
GEGBOS
Spokane
Wed 9/9
6:15 am-9:25 pm
2 stops12h 10m
Boston Logan Intl
Sat 9/19
5:50 am-2:35 pm
2 stops11h 45m
$362
SpokanePortland
GEG - PWM
GEGPWM
Spokane
Tue 9/1
5:40 am-6:52 pm
1 stop10h 12m
Portland
Sat 9/5
6:46 am-1:37 pm
1 stop9h 51m
$369
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Idaho to Maine
Have a flexible travel schedule? Discover the best time to fly to Maine from Idaho with our price prediction graph.
GEG-BOS
BOI-BOS
GEG-PWM
IDA-BOS
BOI-PWM
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 Maine
USID-USME
GEG-BOS
BOI-BOS
GEG-PWM
IDA-BOS
How much does it cost to fly round-trip from Idaho to Maine?
Airfare is below average for this route at the moment.
Idaho to Maine flights typically cost between $482 and $880 in August.The cheapest round-trip price found within the last 5 days was $374 on Delta (Aug 24-Aug 29).
Reviews of airlines servicing Maine
Get insights into the airlines that provide service to Maine. 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 Maine. Reviews last updated August 1, 2026.
See what other customers who have flown with United Airlines and American Airlines from Idaho to Maine have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Overall
7.4
Entertainment
7.1
Boarding
7.7
Food
6.7
Comfort
7.3
Reviews
1 / 20
6.0
GoodDawn,Jul 2026
ORD - GRR
Crew
8.1
Overall
7.4
Entertainment
7.1
Boarding
7.7
Food
6.7
Comfort
7.3
Reviews
1 / 20
6.0
GoodDawn,Jul 2026
ORD - GRR
Crew
8.1
Overall
7.4
Entertainment
7.1
Boarding
7.7
Food
6.7
Comfort
7.3
Reviews
1 / 20
6.0
GoodDawn,Jul 2026
ORD - GRR
Related info for your journey
Find useful and relevant information for your journey from Idaho to Maine. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Idaho to Maine
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Maine by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Idaho to Maine by cabin class
Find flights from Idaho to Maine, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Idaho and Maine flights
Browse other Idaho and Maine flight options. Last updated on August 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Maine
Find the right flight back to Idaho after your stay in Maine
Idaho to Maine flights
Consider these flights traveling from Idaho to Maine.
Top 2 airlines flying from Idaho to Maine
Discover the top 2 airlines that operate flights from Idaho to Maine. 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 August 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$364 | Average$637 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$521 | Average$844 | FlexibilityNo cancel fee | On-time69% |