$116+ Cheap flights from Missouri 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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — PWM
Jun 25 — Jul 21
Round-trip
1 adult, Economy
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Cheapest flights from Missouri to MaineExplore the most affordable flight options available from Missouri to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 26, 2026.
Explore the most affordable flight options available from Missouri to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:11 pm
MCI
- BOS
1 stop17h 58m
Multiple Airlines
Wed 8/1912:01 pm
BOS
- MCI
1 stop6h 23m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$264
This Priceline deal was found by Cheapflights users on 5/25. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:16 pm
MCI
- BOS
1 stop6h 11m
Frontier
Wed 7/811:59 am
BOS
- MCI
1 stop6h 11m
Frontier
Deal found 5/25![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 5/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:11 pm
MCI
- BOS
1 stop17h 58m
Multiple Airlines
Sat 8/2212:01 pm
BOS
- MCI
1 stop6h 23m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 5/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:07 pm
MCI
- BOS
1 stop15h 50m
Frontier
Wed 8/1211:59 am
BOS
- MCI
1 stop6h 11m
Frontier
Deal found 5/21![Frontier logo]()
$282
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/191:10 pm
MCI
- BGR
1 stop7h 07m
Delta
Wed 9/2312:03 pm
BGR
- MCI
1 stop6h 31m
Delta
Deal found 5/23![Delta logo]()
$283
This deal was found by Cheapflights users on 5/25. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:19 pm
MCI
- BOS
1 stop6h 08m
Frontier
Mon 8/3112:01 pm
BOS
- MCI
1 stop6h 23m
Frontier
Deal found 5/25![Frontier logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 5/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:11 pm
MCI
- BOS
1 stop17h 58m
Multiple Airlines
Mon 8/1711:59 am
BOS
- MCI
1 stop6h 11m
Multiple Airlines
Deal found 5/21![Multiple Airlines logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 5/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:11 pm
MCI
- BOS
1 stop17h 58m
Multiple Airlines
Fri 8/2112:01 pm
BOS
- MCI
1 stop6h 23m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$286
This American Airlines deal was found by Cheapflights users on 5/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:20 am
STL
- BGR
1 stop4h 43m
American Airlines
Wed 10/216:01 pm
BGR
- STL
1 stop6h 40m
American Airlines
Deal found 5/22![American Airlines logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 5/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/33:03 pm
MCI
- BOS
1 stop18h 06m
Multiple Airlines
Wed 7/811:59 am
BOS
- MCI
1 stop6h 11m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$288
This Delta deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:25 pm
STL
- BGR
1 stop5h 15m
Delta
Mon 9/74:55 pm
BGR
- STL
1 stop4h 47m
Delta
Deal found 5/26![Delta logo]()
$288
This Frontier deal was found by Cheapflights users on 5/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:16 pm
MCI
- BOS
1 stop12h 36m
Frontier
Wed 6/246:00 am
BOS
- MCI
1 stop12h 21m
Frontier
Deal found 5/25![Frontier logo]()
$289
Best flights from Missouri to MaineDiscover carefully curated flight deals from Missouri to Maine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 26, 2026.
Discover carefully curated flight deals from Missouri to Maine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 26, 2026.
This Delta deal was found by Cheapflights users on 5/24. 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.
Tue 9/15:25 pm
STL
- BGR
1 stop5h 15m
Delta
Mon 9/74:55 pm
BGR
- STL
1 stop4h 47m
Delta
Deal found 5/24![Delta logo]()
$288
This American Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:00 am
COU
- BOS
2 stops7h 26m
American Airlines
Sat 8/157:24 am
BOS
- COU
1 stop6h 04m
American Airlines
Deal found 5/26![American Airlines logo]()
$314
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/93:10 pm
STL
- BOS
1 stop7h 20m
Southwest
Fri 6/125:35 am
BOS
- STL
Nonstop2h 50m
Southwest
Deal found 5/24![Southwest logo]()
$342
This United Airlines deal was found by Cheapflights users on 5/24. 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.
Tue 6/166:00 am
STL
- BOS
1 stop5h 57m
United Airlines
Fri 6/197:00 pm
BOS
- STL
1 stop5h 35m
United Airlines
Deal found 5/24![United Airlines logo]()
$352
This Delta deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:30 am
MCI
- BGR
2 stops8h 04m
Delta
Wed 9/2312:03 pm
BGR
- MCI
1 stop6h 31m
Delta
Deal found 5/26![Delta logo]()
$288
This Delta deal was found by Cheapflights users on 5/23. 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 10/246:00 am
SGF
- BOS
1 stop6h 49m
Delta
Sat 10/315:45 am
BOS
- SGF
1 stop6h 26m
Delta
Deal found 5/23![Delta logo]()
$305
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:15 am
STL
- BOS
1 stop5h 50m
Southwest
Thu 10/812:50 pm
BOS
- STL
2 stops9h 05m
Southwest
Deal found 5/25![Southwest logo]()
$348
This United Airlines deal was found by Cheapflights users on 5/21. 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 6/131:13 pm
STL
- BGR
2 stops9h 19m
United Airlines
Wed 6/177:06 pm
BGR
- STL
1 stop5h 29m
United Airlines
Deal found 5/21![United Airlines logo]()
$352
This American Airlines deal was found by Cheapflights users on 5/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/610:36 am
COU
- PWM
1 stop7h 22m
American Airlines
Wed 6/105:58 pm
PWM
- COU
1 stop5h 48m
American Airlines
Deal found 5/22![American Airlines logo]()
$358
This Delta deal was found by Cheapflights users on 5/22. 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.
Mon 10/53:30 pm
SGF
- PWM
1 stop6h 03m
Delta
Wed 10/146:00 am
PWM
- SGF
1 stop6h 11m
Delta
Deal found 5/22![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:45 am
STL
- BOS
2 stops7h 25m
Southwest
Sat 9/125:50 am
BOS
- STL
2 stops8h 35m
Southwest
Deal found 5/24![Southwest logo]()
$362
This United Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:00 am
MCI
- PWM
2 stops7h 38m
United Airlines
Sat 8/296:00 am
PWM
- MCI
1 stop7h 20m
United Airlines
Deal found 5/23![United Airlines logo]()
$372
This American Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:00 am
COU
- BOS
2 stops7h 20m
American Airlines
Sat 6/1310:50 am
BOS
- COU
2 stops8h 19m
American Airlines
Deal found 5/23![American Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 5/25. 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.
Tue 8/412:22 pm
MCI
- BGR
2 stops10h 18m
Delta
Thu 8/135:20 am
BGR
- MCI
2 stops10h 31m
Delta
Deal found 5/25![Delta logo]()
$335
This Southwest deal was found by Cheapflights users on 5/22. 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.
Mon 7/132:30 pm
STL
- BOS
Nonstop2h 35m
Southwest
Fri 7/176:50 pm
BOS
- STL
Nonstop3h 05m
Southwest
Deal found 5/22![Southwest logo]()
$371
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Sun 6/146:00 am
STL
- BOS
1 stop5h 57m
United Airlines
Wed 6/179:50 am
BOS
- STL
1 stop5h 33m
United Airlines
Deal found 5/25![United Airlines logo]()
$383
This Southwest deal was found by Cheapflights users on 5/21. 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.
Sun 8/98:05 pm
STL
- BOS
Nonstop2h 35m
Southwest
Fri 8/145:50 pm
BOS
- STL
Nonstop2h 55m
Southwest
Deal found 5/21![Southwest logo]()
$371
This American Airlines deal was found by Cheapflights users on 5/25. 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.
Mon 6/156:47 pm
COU
- BOS
1 stop13h 43m
American Airlines
Mon 6/225:00 am
BOS
- COU
1 stop6h 06m
American Airlines
Deal found 5/25![American Airlines logo]()
$414
This Delta deal was found by Cheapflights users on 5/22. 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 6/96:05 am
STL
- BOS
1 stop5h 17m
Delta
Thu 6/115:30 am
BOS
- STL
1 stop5h 02m
Delta
Deal found 5/22![Delta logo]()
$352
This United Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1110:55 am
COU
- PWM
2 stops11h 37m
United Airlines
Sat 8/156:00 am
PWM
- COU
1 stop5h 16m
United Airlines
Deal found 5/25![United Airlines logo]()
$394
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/252:30 pm
STL
- BOS
Nonstop2h 35m
Southwest
Tue 6/305:35 am
BOS
- STL
1 stop5h 00m
Southwest
Deal found 5/24![Southwest logo]()
$387
This Delta deal was found by Cheapflights users on 5/25. 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 7/96:58 pm
STL
- BOS
1 stop5h 22m
Delta
Wed 7/225:30 am
BOS
- STL
1 stop5h 13m
Delta
Deal found 5/25![Delta logo]()
$352
This United Airlines deal was found by Cheapflights users on 5/22. 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.
Thu 8/1310:55 am
COU
- BOS
1 stop5h 46m
United Airlines
Tue 8/186:00 am
BOS
- COU
1 stop5h 16m
United Airlines
Deal found 5/22![United Airlines logo]()
$398
This Delta deal was found by Cheapflights users on 5/23. 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.
Thu 7/236:58 pm
STL
- BOS
1 stop5h 22m
Delta
Wed 7/296:00 am
BOS
- STL
1 stop6h 47m
Delta
Deal found 5/23![Delta logo]()
$352
This United Airlines deal was found by Cheapflights users on 5/22. 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 8/118:00 am
COU
- BOS
1 stop7h 27m
United Airlines
Sun 8/166:00 am
BOS
- COU
1 stop5h 16m
United Airlines
Deal found 5/22![United Airlines logo]()
$398
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2210:50 am
MCI
- PWM
2 stops9h 10m
Southwest
Sat 8/297:25 am
PWM
- MCI
2 stops9h 55m
Southwest
Deal found 5/24![Southwest logo]()
$417
This Delta deal was found by Cheapflights users on 5/21. 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 9/197:00 am
STL
- BOS
1 stop5h 24m
Delta
Sun 9/275:30 am
BOS
- STL
1 stop5h 00m
Delta
Deal found 5/21![Delta logo]()
$352
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/129:14 am
COU
- BOS
2 stops11h 39m
United Airlines
Tue 6/166:00 am
BOS
- COU
1 stop5h 13m
United Airlines
Deal found 5/21![United Airlines logo]()
$404
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:35 am
MCI
- BOS
1 stop4h 25m
Southwest
Tue 9/229:25 am
BOS
- MCI
1 stop9h 00m
Southwest
Deal found 5/25![Southwest logo]()
$419
This Delta deal was found by Cheapflights users on 5/25. 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 8/221:53 pm
MCI
- PWM
1 stop6h 38m
Delta
Sat 8/296:10 am
PWM
- MCI
1 stop6h 01m
Delta
Deal found 5/25![Delta logo]()
$367
Last-minute flights from Missouri to MaineDiscover last-minute flight deals from Missouri to Maine. Data last updated May 26, 2026 and is based on user searches.
Discover last-minute flight deals from Missouri to Maine. Data last updated May 26, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 5/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:16 pm
MCI
- BOS
1 stop12h 36m
Frontier
Sat 6/136:00 am
BOS
- MCI
1 stop12h 21m
Frontier
Deal found 5/23![Frontier logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 5/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/123:09 pm
MCI
- BOS
1 stop17h 55m
Multiple Airlines
Sat 6/206:00 am
BOS
- MCI
1 stop12h 21m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$309
This Frontier deal was found by Cheapflights users on 5/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/136:16 pm
MCI
- BOS
1 stop12h 36m
Frontier
Wed 6/176:00 am
BOS
- MCI
1 stop12h 21m
Frontier
Deal found 5/25![Frontier logo]()
$308
This American Airlines deal was found by Cheapflights users on 5/21. 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.
Sat 6/136:00 am
STL
- BGR
1 stop5h 26m
American Airlines
Wed 6/172:22 pm
BGR
- STL
1 stop5h 38m
American Airlines
Deal found 5/21![American Airlines logo]()
$319
This Frontier deal was found by Cheapflights users on 5/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:16 pm
MCI
- BOS
1 stop6h 11m
Frontier
Wed 6/246:00 am
BOS
- MCI
1 stop12h 21m
Frontier
Deal found 5/24![Frontier logo]()
$290
This Expedia deal was found by Cheapflights users on 5/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:16 pm
MCI
- BOS
1 stop12h 32m
Frontier
Fri 6/266:00 am
BOS
- MCI
1 stop12h 21m
Frontier
Deal found 5/22![Frontier logo]()
$310
This Frontier deal was found by Cheapflights users on 5/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:16 pm
MCI
- BOS
1 stop12h 36m
Frontier
Wed 6/246:00 am
BOS
- MCI
1 stop12h 21m
Frontier
Deal found 5/25![Frontier logo]()
$289
This Frontier deal was found by Cheapflights users on 5/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:16 pm
MCI
- BOS
1 stop12h 36m
Frontier
Sat 6/276:00 am
BOS
- MCI
1 stop12h 21m
Frontier
Deal found 5/23![Frontier logo]()
$303
This American Airlines deal was found by Cheapflights users on 5/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:42 pm
COU
- PWM
1 stop5h 11m
American Airlines
Wed 6/245:58 pm
PWM
- COU
1 stop5h 48m
American Airlines
Deal found 5/24![American Airlines logo]()
$308
This Priceline deal was found by Cheapflights users on 5/25. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:16 pm
MCI
- BOS
1 stop6h 11m
Frontier
Wed 7/112:01 pm
BOS
- MCI
1 stop6h 20m
Frontier
Deal found 5/25![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 5/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/266:16 pm
MCI
- BOS
1 stop6h 11m
Frontier
Wed 7/112:01 pm
BOS
- MCI
1 stop6h 20m
Frontier
Deal found 5/21![Frontier logo]()
$302
This Frontier deal was found by Cheapflights users on 5/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/266:16 pm
MCI
- BOS
1 stop6h 11m
Frontier
Mon 6/296:00 am
BOS
- MCI
1 stop12h 21m
Frontier
Deal found 5/25![Frontier logo]()
$317
One-way flights from Missouri to MaineSearch for one-way flight options from Missouri to Maine. Find affordable one-way fares based on user searches. Data last updated May 26, 2026.
Search for one-way flight options from Missouri to Maine. Find affordable one-way fares based on user searches. Data last updated May 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/123:09 pm
MCI
- BOS
1 stop17h 55m
Allegiant Air
Deal found 5/23![Allegiant Air logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 5/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:11 pm
MCI
- BOS
1 stop17h 58m
Allegiant Air
Deal found 5/25![Allegiant Air logo]()
$117
This Super.com deal was found by Cheapflights users on 5/25. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/125:06 pm
STL
- BOS
1 stop7h 21m
Frontier
Deal found 5/25![Frontier logo]()
$125
This Frontier deal was found by Cheapflights users on 5/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:33 pm
STL
- BOS
1 stop5h 51m
Frontier
Deal found 5/24![Frontier logo]()
$126
This Super.com deal was found by Cheapflights users on 5/24. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/56:34 pm
STL
- BOS
1 stop12h 12m
Frontier
Deal found 5/24![Frontier logo]()
$131
This Frontier deal was found by Cheapflights users on 5/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/166:34 pm
STL
- BOS
1 stop12h 12m
Frontier
Deal found 5/23![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 5/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:16 pm
MCI
- BOS
1 stop6h 11m
Frontier
Deal found 5/21![Frontier logo]()
$134
This Frontier deal was found by Cheapflights users on 5/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:19 pm
MCI
- BOS
1 stop6h 08m
Frontier
Deal found 5/25![Frontier logo]()
$135
This Frontier deal was found by Cheapflights users on 5/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:19 pm
MCI
- BOS
1 stop6h 08m
Frontier
Deal found 5/24![Frontier logo]()
$136
This Trip.com deal was found by Cheapflights users on 5/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/204:09 pm
STL
- BOS
1 stop16h 00m
Frontier
Deal found 5/24![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 5/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:07 pm
MCI
- BOS
1 stop15h 50m
Frontier
Deal found 5/21![Frontier logo]()
$137
This Booking.com deal was found by Cheapflights users on 5/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/84:09 pm
STL
- BOS
1 stop16h 00m
Frontier
Deal found 5/22![Frontier logo]()
$137
Find flight deals from Missouri to Maine
Keep the following information in mind while searching for Missouri to Maine flight deals. Data was last updated May 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $264 (Kiwi.com) |
One-way from | $116 (Kiwi.com) |
Popular in | January |
Cheapest in | March |
Average price | $406 |
Cheapflights Fare Finder
Customize your flight search to find flights from Missouri 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 26, 2026.
Use the filters below to find and compare flights from Missouri to Maine that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisBangor
STL - BGR
STLBGR
Lambert-St Louis
Tue 9/1
5:25 pm-11:40 pm
1 stop5h 15m
Bangor
Mon 9/7
4:55 pm-8:42 pm
1 stop4h 47m
$288
Kansas CityBangor
MCI - BGR
MCIBGR
Kansas City
Sat 9/19
6:30 am-3:34 pm
2 stops8h 04m
Bangor
Wed 9/23
12:03 pm-5:34 pm
1 stop6h 31m
$288
SpringfieldBoston
SGF - BOS
SGFBOS
Springfield-Branson
Sat 10/24
6:00 am-1:49 pm
1 stop6h 49m
Boston Logan Intl
Sat 10/31
5:45 am-11:11 am
1 stop6h 26m
$305
ColumbiaBoston
COU - BOS
COUBOS
Columbia Regional
Wed 8/12
6:00 am-2:26 pm
2 stops7h 26m
Boston Logan Intl
Sat 8/15
7:24 am-12:28 pm
1 stop6h 04m
$314
SpringfieldPortland
SGF - PWM
SGFPWM
Springfield-Branson
Mon 10/5
3:30 pm-10:33 pm
1 stop6h 03m
Portland
Wed 10/14
6:00 am-11:11 am
1 stop6h 11m
$329
Kansas CityBangor
MCI - BGR
MCIBGR
Kansas City
Tue 8/4
12:22 pm-11:40 pm
2 stops10h 18m
Bangor
Thu 8/13
5:20 am-2:51 pm
2 stops10h 31m
$335
St. LouisBoston
STL - BOS
STLBOS
Lambert-St Louis
Tue 6/9
3:10 pm-11:30 pm
1 stop7h 20m
Boston Logan Intl
Fri 6/12
5:35 am-7:25 am
Nonstop2h 50m
$342
St. LouisBoston
STL - BOS
STLBOS
Lambert-St Louis
Wed 9/30
10:15 am-5:05 pm
1 stop5h 50m
Boston Logan Intl
Thu 10/8
12:50 pm-8:55 pm
2 stops9h 05m
$348
St. LouisBoston
STL - BOS
STLBOS
Lambert-St Louis
Tue 6/16
6:00 am-12:57 pm
1 stop5h 57m
Boston Logan Intl
Fri 6/19
7:00 pm-11:35 pm
1 stop5h 35m
$352
St. LouisBangor
STL - BGR
STLBGR
Lambert-St Louis
Sat 6/13
1:13 pm-11:32 pm
2 stops9h 19m
Bangor
Wed 6/17
7:06 pm-11:35 pm
1 stop5h 29m
$352
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Missouri to Maine
Have a flexible travel schedule? Discover the best time to fly to Maine from Missouri with our price prediction graph.
STL-BGR
COU-BOS
STL-BOS
MCI-BGR
SGF-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 Missouri to Maine
USMO-USME
STL-BGR
COU-BOS
STL-BOS
MCI-BGR
What is the cheapest month to book a flight from Missouri to Maine?
Currently, July is the cheapest month in which you can book a flight from Missouri to Maine (average of $128). Flying from Missouri to Maine in March is currently the most expensive (average of $288). 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 Missouri to Maine?
How far ahead should I book a flight from Missouri to Maine?
The price you pay for your flight from Missouri to Maine may vary depending on when you book. For the best chance of a lower fare, look to book 34 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 26, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Missouri to Maine by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Missouri 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
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Missouri 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 Missouri to Maine by cabin class
Find flights from Missouri to Maine, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Missouri and Maine flights
Browse other Missouri and Maine flight options. Last updated on May 26, 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 Missouri after your stay in Maine
Missouri to Maine flights
Consider these flights traveling from Missouri to Maine.
Top 4 airlines flying from Missouri to Maine
Discover the top 4 airlines that operate flights from Missouri 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 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$417 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$258 | Average$472 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$268 | Average$467 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$284 | Average$495 | FlexibilityNo cancel fee | On-time63% |