$138+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PWM
Jun 5 — Jun 121
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 May 6, 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 May 6, 2026.
This Delta deal was found by Cheapflights users on 5/1. 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.
Wed 9/91:43 pm
BOI
- BOS
1 stop9h 23m
Delta
Mon 9/145:40 am
BOS
- BOI
1 stop10h 23m
Delta
Deal found 5/1![Delta logo]()
$285
This American Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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.
Mon 6/293:12 pm
BOI
- BOS
1 stop7h 16m
American Airlines
Wed 7/156:00 am
BOS
- BOI
2 stops10h 20m
American Airlines
Deal found 5/6![American Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/142:26 pm
GEG
- BOS
1 stop6h 29m
Delta
Tue 7/217:10 am
BOS
- GEG
1 stop9h 11m
Delta
Deal found 5/6![Delta logo]()
$293
This Southwest deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/104:05 pm
BOI
- BOS
1 stop6h 40m
Southwest
Thu 6/114:30 pm
BOS
- BOI
1 stop9h 50m
Southwest
Deal found 5/5![Southwest logo]()
$295
This United Airlines deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 10/171:37 pm
GEG
- BOS
1 stop7h 05m
United Airlines
Sat 10/247:10 am
BOS
- GEG
2 stops10h 55m
United Airlines
Deal found 5/5![United Airlines logo]()
$298
This American Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 8/82:46 pm
BOI
- BOS
1 stop7h 13m
American Airlines
Wed 8/126:10 am
BOS
- BOI
1 stop10h 04m
American Airlines
Deal found 5/3![American Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 5/1. 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.
Sun 5/249:30 am
GEG
- BOS
1 stop8h 15m
Delta
Mon 6/16:15 am
BOS
- GEG
1 stop12h 18m
Delta
Deal found 5/1![Delta logo]()
$301
This American Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:36 pm
BOI
- BOS
1 stop10h 09m
American Airlines
Tue 7/146:00 am
BOS
- BOI
1 stop10h 47m
American Airlines
Deal found 5/4![American Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 10/221:00 pm
GEG
- BOS
1 stop8h 20m
Delta
Mon 10/266:30 pm
BOS
- GEG
1 stop8h 12m
Delta
Deal found 5/6![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 8/215:14 pm
GEG
- BOS
1 stop10h 16m
Delta
Tue 8/257:12 am
BOS
- GEG
1 stop8h 28m
Delta
Deal found 5/6![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 5/1. 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 10/162:35 pm
BOI
- BOS
1 stop7h 45m
Delta
Tue 10/205:40 am
BOS
- BOI
1 stop9h 02m
Delta
Deal found 5/1![Delta logo]()
$315
This Delta deal was found by Cheapflights users on 5/1. 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.
Mon 6/15:39 pm
GEG
- BOS
1 stop10h 54m
Delta
Fri 6/511:55 am
BOS
- GEG
1 stop8h 02m
Delta
Deal found 5/1![Delta logo]()
$318
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 May 6, 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 May 6, 2026.
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” 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 9/91:43 pm
BOI
- BOS
1 stop9h 23m
Delta
Mon 9/145:40 am
BOS
- BOI
1 stop10h 23m
Delta
Deal found 5/2![Delta logo]()
$285
This Alaska Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2912:46 pm
GEG
- BOS
1 stop8h 13m
Alaska Airlines
Tue 6/26:00 am
BOS
- GEG
1 stop8h 52m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$293
This Southwest deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 8/102:55 pm
BOI
- BOS
1 stop7h 35m
Southwest
Thu 8/133:00 pm
BOS
- BOI
2 stops9h 35m
Southwest
Deal found 5/3![Southwest logo]()
$386
This United Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/127:00 am
BOI
- BGR
2 stops14h 15m
United Airlines
Sat 6/136:00 am
BGR
- BOI
1 stop7h 32m
United Airlines
Deal found 5/4![United Airlines logo]()
$400
This American Airlines deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:44 am
BOI
- PWM
2 stops9h 52m
American Airlines
Sat 9/127:13 am
PWM
- BOI
1 stop7h 18m
American Airlines
Deal found 5/5![American Airlines logo]()
$438
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 8/215:14 pm
GEG
- BOS
1 stop10h 16m
Delta
Tue 8/257:45 am
BOS
- GEG
1 stop10h 34m
Delta
Deal found 5/5![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” 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 9/2412:42 pm
BOI
- BOS
1 stop9h 41m
Delta
Fri 10/23:30 pm
BOS
- BOI
1 stop10h 29m
Delta
Deal found 5/2![Delta logo]()
$315
This Alaska Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:00 am
IDA
- BOS
1 stop8h 32m
Alaska Airlines
Tue 6/26:00 am
BOS
- IDA
1 stop9h 17m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/84:00 pm
BOI
- BOS
2 stops12h 00m
Southwest
Wed 8/122:10 pm
BOS
- BOI
2 stops11h 00m
Southwest
Deal found 5/3![Southwest logo]()
$389
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 7/161:00 pm
GEG
- BOS
1 stop8h 17m
Delta
Sun 7/195:55 am
BOS
- GEG
1 stop8h 44m
Delta
Deal found 5/5![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 10/207:05 pm
BOI
- BOS
2 stops12h 43m
United Airlines
Sat 10/246:00 am
BOS
- BOI
2 stops11h 31m
United Airlines
Deal found 5/5![United Airlines logo]()
$405
This United Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 5/291:41 pm
GEG
- BOS
1 stop7h 03m
United Airlines
Tue 6/211:00 am
BOS
- GEG
2 stops13h 05m
United Airlines
Deal found 5/4![United Airlines logo]()
$408
This Southwest deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 10/176:45 am
GEG
- BOS
2 stops11h 10m
Southwest
Sat 10/248:20 am
BOS
- GEG
2 stops14h 00m
Southwest
Deal found 5/5![Southwest logo]()
$416
This Alaska Airlines deal was found by Cheapflights users on 5/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/11:59 pm
GEG
- BOS
2 stops12h 45m
Alaska Airlines
Fri 6/56:00 am
BOS
- GEG
1 stop8h 52m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$432
This American Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 10/147:00 am
IDA
- BOS
2 stops12h 48m
American Airlines
Wed 10/219:29 am
BOS
- IDA
2 stops13h 53m
American Airlines
Deal found 5/6![American Airlines logo]()
$490
This United Airlines deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 10/245:00 am
GEG
- PWM
2 stops9h 12m
United Airlines
Sat 10/319:45 am
PWM
- GEG
2 stops14h 24m
United Airlines
Deal found 5/5![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 9/2712:42 pm
BOI
- BOS
1 stop9h 41m
Delta
Sat 10/37:05 am
BOS
- BOI
1 stop9h 17m
Delta
Deal found 5/5![Delta logo]()
$381
This Southwest deal was found by Cheapflights users on 5/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:55 pm
BOI
- BOS
2 stops10h 05m
Southwest
Mon 7/134:30 pm
BOS
- BOI
1 stop9h 50m
Southwest
Deal found 5/1![Southwest logo]()
$426
This American Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/3010:00 am
JAC
- BOS
1 stop6h 48m
American Airlines
Tue 7/77:00 am
BOS
- JAC
1 stop9h 59m
American Airlines
Deal found 5/6![American Airlines logo]()
$499
This Alaska Airlines deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 9/246:18 am
IDA
- BOS
1 stop10h 41m
Alaska Airlines
Wed 9/309:30 am
BOS
- IDA
1 stop29h 36m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$472
This Southwest deal was found by Cheapflights users on 5/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:55 am
BOI
- BOS
2 stops10h 00m
Southwest
Sun 11/15:00 am
BOS
- BOI
1 stop13h 05m
Southwest
Deal found 5/1![Southwest logo]()
$433
This Delta deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/712:35 pm
GEG
- BOS
1 stop8h 20m
Delta
Sat 7/116:05 am
BOS
- GEG
1 stop9h 07m
Delta
Deal found 5/4![Delta logo]()
$396
This American Airlines deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 9/241:44 pm
IDA
- BOS
1 stop8h 10m
American Airlines
Wed 9/3010:40 am
BOS
- IDA
2 stops12h 42m
American Airlines
Deal found 5/5![American Airlines logo]()
$501
This United Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/307:00 am
JAC
- BOS
2 stops12h 55m
United Airlines
Tue 7/77:19 am
BOS
- JAC
2 stops12h 34m
United Airlines
Deal found 5/2![United Airlines logo]()
$483
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 8/310:56 pm
GEG
- BOS
1 stop9h 10m
Delta
Thu 8/64:30 pm
BOS
- GEG
1 stop10h 25m
Delta
Deal found 5/3![Delta logo]()
$404
This American Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” 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 10/109:04 am
GEG
- PWM
2 stops11h 47m
American Airlines
Sat 10/177:14 am
PWM
- GEG
1 stop7h 21m
American Airlines
Deal found 5/2![American Airlines logo]()
$508
This Alaska Airlines deal was found by Cheapflights users on 5/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/144:14 pm
IDA
- BOS
1 stop12h 06m
Alaska Airlines
Mon 8/37:44 pm
BOS
- IDA
1 stop21h 53m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$509
This Southwest deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 9/307:30 am
GEG
- PWM
2 stops11h 35m
Southwest
Tue 10/610:25 am
PWM
- GEG
2 stops14h 10m
Southwest
Deal found 5/3![Southwest logo]()
$473
This United Airlines deal was found by Cheapflights users on 5/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/12:44 pm
JAC
- BOS
2 stops15h 56m
United Airlines
Wed 6/38:15 am
BOS
- JAC
2 stops11h 39m
United Airlines
Deal found 5/1![United Airlines logo]()
$486
This Delta deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 7/161:00 pm
GEG
- BOS
1 stop8h 17m
Delta
Mon 7/205:55 am
BOS
- GEG
1 stop8h 44m
Delta
Deal found 5/4![Delta logo]()
$404
Last-minute flights from Idaho to MaineDiscover last-minute flight deals from Idaho to Maine. Data last updated May 6, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Maine. Data last updated May 6, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/1. 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.
Sun 5/249:30 am
GEG
- BOS
1 stop8h 15m
Delta
Mon 6/16:15 am
BOS
- GEG
1 stop12h 18m
Delta
Deal found 5/1![Delta logo]()
$301
This American Airlines deal was found by Cheapflights users on 5/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/262:08 pm
GEG
- BOS
1 stop7h 07m
American Airlines
Sun 5/316:00 am
BOS
- GEG
1 stop9h 01m
American Airlines
Deal found 5/1![American Airlines logo]()
$322
This Alaska Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/297:25 pm
GEG
- BOS
1 stop7h 55m
Alaska Airlines
Tue 6/26:00 am
BOS
- GEG
1 stop8h 52m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$338
This American Airlines deal was found by Cheapflights users on 5/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/303:11 pm
BOI
- BOS
1 stop7h 04m
American Airlines
Sat 6/68:01 am
BOS
- BOI
1 stop9h 05m
American Airlines
Deal found 5/1![American Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 5/1. 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.
Mon 6/110:40 pm
GEG
- BOS
1 stop8h 06m
Delta
Mon 6/811:30 am
BOS
- GEG
1 stop8h 27m
Delta
Deal found 5/1![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 5/1. 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.
Mon 6/15:39 pm
GEG
- BOS
1 stop10h 54m
Delta
Fri 6/511:55 am
BOS
- GEG
1 stop8h 02m
Delta
Deal found 5/1![Delta logo]()
$318
This Delta deal was found by Cheapflights users on 5/1. 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 6/24:13 pm
GEG
- BOS
1 stop10h 23m
Delta
Tue 6/98:15 am
BOS
- GEG
1 stop8h 03m
Delta
Deal found 5/1![Delta logo]()
$293
This Delta deal was found by Cheapflights users on 5/1. 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 6/51:26 pm
GEG
- BOS
1 stop7h 32m
Delta
Sat 6/65:20 pm
BOS
- GEG
1 stop9h 38m
Delta
Deal found 5/1![Delta logo]()
$310
This American Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/95:44 am
GEG
- BOS
1 stop10h 36m
American Airlines
Sat 6/136:00 am
BOS
- GEG
1 stop9h 01m
American Airlines
Deal found 5/2![American Airlines logo]()
$335
This Southwest deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/104:05 pm
BOI
- BOS
1 stop6h 40m
Southwest
Thu 6/114:30 pm
BOS
- BOI
1 stop9h 50m
Southwest
Deal found 5/5![Southwest logo]()
$295
This Delta deal was found by Cheapflights users on 5/1. 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.
Wed 6/107:08 pm
GEG
- BOS
1 stop7h 57m
Delta
Sun 6/147:15 am
BOS
- GEG
1 stop9h 03m
Delta
Deal found 5/1![Delta logo]()
$321
This American Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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.
Mon 6/293:12 pm
BOI
- BOS
1 stop7h 16m
American Airlines
Wed 7/156:00 am
BOS
- BOI
2 stops10h 20m
American Airlines
Deal found 5/6![American Airlines logo]()
$290
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 May 6, 2026.
Search for one-way flight options from Idaho to Maine. Find affordable one-way fares based on user searches. Data last updated May 6, 2026.
This American Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 6/310:00 am
JAC
- BOS
1 stop8h 08m
American Airlines
Deal found 5/3![American Airlines logo]()
$138
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/72:50 pm
BOI
- BOS
1 stop7h 05m
Delta
Deal found 5/5![Delta logo]()
$143
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/142:26 pm
GEG
- BOS
1 stop6h 29m
Delta
Deal found 5/6![Delta logo]()
$147
This Southwest deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 7/67:35 am
BOI
- BOS
1 stop13h 30m
Southwest
Deal found 5/4![Southwest logo]()
$148
This American Airlines deal was found by Cheapflights users on 5/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:16 am
GEG
- BOS
1 stop11h 04m
American Airlines
Deal found 5/1![American Airlines logo]()
$149
This American Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 8/126:30 am
GEG
- BOS
1 stop11h 15m
American Airlines
Deal found 5/4![American Airlines logo]()
$151
This United Airlines deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2412:37 pm
GEG
- BOS
2 stops14h 21m
United Airlines
Deal found 5/5![United Airlines logo]()
$152
This American Airlines deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 7/295:16 am
GEG
- BOS
1 stop11h 04m
American Airlines
Deal found 5/5![American Airlines logo]()
$153
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 6/311:35 am
JAC
- BOS
2 stops9h 16m
Delta
Deal found 5/3![Delta logo]()
$154
This Southwest deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 8/61:50 pm
GEG
- BOS
1 stop7h 40m
Southwest
Deal found 5/3![Southwest logo]()
$155
This American Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 5/262:08 pm
GEG
- BOS
1 stop7h 07m
American Airlines
Deal found 5/6![American Airlines logo]()
$156
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” 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 8/712:35 pm
GEG
- BOS
1 stop8h 22m
Delta
Deal found 5/2![Delta logo]()
$164
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 May 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $285 (Delta) |
One-way from | $138 (American Airlines) |
Popular in | January |
Cheapest in | October |
Average price | $825 |
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 May 6, 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
BoiseBoston
BOI - BOS
BOIBOS
Boise Air Term. Gowen Fld
Wed 9/9
1:43 pm-1:06 am
1 stop9h 23m
Boston Logan Intl
Mon 9/14
5:40 am-2:03 pm
1 stop10h 23m
$285
SpokaneBoston
GEG - BOS
GEGBOS
Spokane
Fri 5/29
12:46 pm-11:59 pm
1 stop8h 13m
Boston Logan Intl
Tue 6/2
6:00 am-11:52 am
1 stop8h 52m
$293
SpokaneBoston
GEG - BOS
GEGBOS
Spokane
Fri 8/21
5:14 pm-6:30 am
1 stop10h 16m
Boston Logan Intl
Tue 8/25
7:45 am-3:19 pm
1 stop10h 34m
$310
BoiseBoston
BOI - BOS
BOIBOS
Boise Air Term. Gowen Fld
Thu 9/24
12:42 pm-12:23 am
1 stop9h 41m
Boston Logan Intl
Fri 10/2
3:30 pm-11:59 pm
1 stop10h 29m
$315
SpokaneBoston
GEG - BOS
GEGBOS
Spokane
Thu 7/16
1:00 pm-12:17 am
1 stop8h 17m
Boston Logan Intl
Sun 7/19
5:55 am-11:39 am
1 stop8h 44m
$329
Idaho FallsBoston
IDA - BOS
IDABOS
Idaho Falls Fanning Field
Fri 5/29
6:00 am-4:32 pm
1 stop8h 32m
Boston Logan Intl
Tue 6/2
6:00 am-1:17 pm
1 stop9h 17m
$369
BoiseBoston
BOI - BOS
BOIBOS
Boise Air Term. Gowen Fld
Sun 9/27
12:42 pm-12:23 am
1 stop9h 41m
Boston Logan Intl
Sat 10/3
7:05 am-2:22 pm
1 stop9h 17m
$381
BoiseBoston
BOI - BOS
BOIBOS
Boise Air Term. Gowen Fld
Mon 8/10
2:55 pm-12:30 am
1 stop7h 35m
Boston Logan Intl
Thu 8/13
3:00 pm-10:35 pm
2 stops9h 35m
$386
BoiseBoston
BOI - BOS
BOIBOS
Boise Air Term. Gowen Fld
Sat 8/8
4:00 pm-6:00 am
2 stops12h 00m
Boston Logan Intl
Wed 8/12
2:10 pm-11:10 pm
2 stops11h 00m
$389
SpokaneBoston
GEG - BOS
GEGBOS
Spokane
Tue 7/7
12:35 pm-11:55 pm
1 stop8h 20m
Boston Logan Intl
Sat 7/11
6:05 am-12:12 pm
1 stop9h 07m
$396
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.
BOI-BOS
GEG-BOS
JAC-BOS
IDA-BOS
GEG-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
BOI-BOS
GEG-BOS
JAC-BOS
IDA-BOS
How much does it cost to fly round-trip from Idaho to Maine?
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 May 6, 2026.
See what other customers who have flown with Southwest,United Airlines, andAmerican 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.
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
7.9
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
7.9
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
7.9
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
7.9
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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.
Browse thousands of different options on Cheapflights for your next trip
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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 May 6, 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 3 airlines flying from Idaho to Maine
Discover the top 3 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 May 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$350 | Average$526 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$385 | Average$723 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$410 | Average$477 | FlexibilityNo cancel fee | On-time63% |