$85+ 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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PWM
Mar 20 — Mar 271
1 adult, Economy
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Find cheap flights from Missouri 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 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 February 18, 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 February 18, 2026.
This Flightnetwork deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/15:45 am
MCI
- BOS
1 stop10h 09m
Spirit Airlines
Wed 4/84:23 pm
BOS
- MCI
1 stop8h 30m
Spirit Airlines
Deal found 2/15![Spirit Airlines logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Tue 3/315:45 am
MCI
- BOS
1 stop10h 09m
Spirit Airlines
Wed 4/84:23 pm
BOS
- MCI
1 stop8h 30m
Spirit Airlines
Deal found 2/16![Spirit Airlines logo]()
$180
This Frontier deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 5/1011:21 am
STL
- BOS
1 stop12h 30m
Frontier
Wed 5/1311:16 am
BOS
- STL
1 stop13h 03m
Frontier
Deal found 2/15![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/1811:32 am
STL
- BOS
1 stop23h 09m
Frontier
Mon 3/2312:35 pm
BOS
- STL
1 stop22h 57m
Frontier
Deal found 2/17![Frontier logo]()
$183
This Cheapflightsfares deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:45 am
MCI
- BOS
1 stop10h 09m
Spirit Airlines
Sun 4/124:23 pm
BOS
- MCI
1 stop8h 30m
Spirit Airlines
Deal found 2/14![Spirit Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Tue 3/315:45 am
MCI
- BOS
1 stop10h 09m
Spirit Airlines
Tue 4/74:23 pm
BOS
- MCI
1 stop8h 30m
Spirit Airlines
Deal found 2/17![Spirit Airlines logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Tue 3/315:45 am
MCI
- BOS
1 stop10h 09m
Spirit Airlines
Sun 4/54:23 pm
BOS
- MCI
1 stop8h 30m
Spirit Airlines
Deal found 2/17![Spirit Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 6/135:30 pm
STL
- BOS
1 stop6h 33m
Delta
Sat 6/205:45 am
BOS
- STL
1 stop7h 49m
Delta
Deal found 2/14![Delta logo]()
$207
This CheapOair deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/104:31 pm
MCI
- BOS
1 stop7h 55m
Multiple Airlines
Sun 4/124:23 pm
BOS
- MCI
1 stop8h 30m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$211
This American Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/172:37 pm
STL
- BOS
1 stop8h 28m
American Airlines
Tue 3/246:30 am
BOS
- STL
1 stop8h 37m
American Airlines
Deal found 2/17![American Airlines logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/305:08 pm
MCI
- BOS
1 stop17h 33m
Multiple Airlines
Wed 4/84:23 pm
BOS
- MCI
1 stop8h 30m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 4/108:16 pm
STL
- BOS
2 stops20h 53m
Multiple Airlines
Tue 4/1412:55 pm
BOS
- STL
1 stop18h 55m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$218
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 February 18, 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 February 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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 3/1811:32 am
STL
- BOS
1 stop23h 09m
Frontier
Mon 3/2312:35 pm
BOS
- STL
1 stop22h 57m
Frontier
Deal found 2/16![Frontier logo]()
$239
This CheapOair deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2011:13 am
MCI
- BOS
1 stop12h 38m
Multiple Airlines
Mon 4/2711:08 am
BOS
- MCI
1 stop13h 49m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$251
This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 4/211:48 am
SGF
- BOS
1 stop5h 14m
American Airlines
Tue 4/710:18 am
BOS
- SGF
1 stop8h 09m
American Airlines
Deal found 2/15![American Airlines logo]()
$270
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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 3/268:54 am
JLN
- BOS
1 stop7h 23m
United Airlines
Sun 3/296:00 am
BOS
- JLN
1 stop8h 12m
United Airlines
Deal found 2/16![United Airlines logo]()
$284
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 8/43:35 pm
SGF
- BOS
1 stop8h 28m
Delta
Tue 8/113:10 pm
BOS
- SGF
1 stop8h 19m
Delta
Deal found 2/14![Delta logo]()
$289
This Southwest deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 4/47:40 pm
STL
- BOS
Nonstop2h 25m
Southwest
Tue 4/75:55 pm
BOS
- STL
Nonstop3h 05m
Southwest
Deal found 2/14![Southwest logo]()
$334
This CheapOair deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/285:15 am
MCI
- BOS
2 stops17h 44m
Spirit Airlines
Mon 5/47:00 am
BOS
- MCI
1 stop17h 57m
Spirit Airlines
Deal found 2/14![Spirit Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Sun 3/17:48 pm
SGF
- BGR
1 stop21h 03m
Allegiant Air
Thu 3/511:56 am
BGR
- SGF
1 stop27h 46m
Allegiant Air
Deal found 2/14![Allegiant Air logo]()
$491
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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 7/141:57 pm
JLN
- BOS
1 stop7h 02m
United Airlines
Mon 7/208:15 am
BOS
- JLN
1 stop6h 06m
United Airlines
Deal found 2/16![United Airlines logo]()
$284
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 4/310:08 am
COU
- BOS
1 stop8h 15m
American Airlines
Fri 4/1012:22 pm
BOS
- COU
1 stop10h 08m
American Airlines
Deal found 2/14![American Airlines logo]()
$284
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/25:35 pm
STL
- BGR
1 stop4h 50m
Delta
Mon 3/95:30 am
BGR
- STL
1 stop7h 49m
Delta
Deal found 2/14![Delta logo]()
$294
This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 8/56:17 am
COU
- BOS
1 stop9h 33m
American Airlines
Sat 8/811:14 am
BOS
- COU
1 stop8h 31m
American Airlines
Deal found 2/15![American Airlines logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/1811:32 am
STL
- BOS
1 stop23h 09m
Frontier
Fri 3/2012:35 pm
BOS
- STL
2 stops22h 14m
Frontier
Deal found 2/17![Frontier logo]()
$315
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/15:39 pm
STL
- BGR
1 stop4h 46m
Delta
Mon 3/95:30 am
BGR
- STL
1 stop7h 49m
Delta
Deal found 2/14![Delta logo]()
$294
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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 3/39:00 am
COU
- BOS
1 stop9h 49m
United Airlines
Sat 3/76:00 am
BOS
- COU
1 stop5h 33m
United Airlines
Deal found 2/16![United Airlines logo]()
$298
This Southwest deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/176:45 pm
STL
- BOS
Nonstop2h 25m
Southwest
Tue 3/245:30 am
BOS
- STL
Nonstop3h 05m
Southwest
Deal found 2/17![Southwest logo]()
$337
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 4/163:28 pm
MCI
- BGR
1 stop7h 57m
American Airlines
Tue 4/213:15 pm
BGR
- MCI
1 stop7h 09m
American Airlines
Deal found 2/14![American Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 3/35:35 pm
STL
- BGR
1 stop4h 50m
Delta
Mon 3/95:30 am
BGR
- STL
1 stop7h 49m
Delta
Deal found 2/15![Delta logo]()
$294
This United Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/247:40 am
STL
- PWM
2 stops9h 45m
United Airlines
Tue 3/317:12 pm
PWM
- STL
1 stop5h 45m
United Airlines
Deal found 2/17![United Airlines logo]()
$304
This Southwest deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/258:25 am
STL
- BOS
1 stop7h 00m
Southwest
Wed 3/255:25 pm
BOS
- STL
Nonstop3h 10m
Southwest
Deal found 2/17![Southwest logo]()
$347
This American Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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 8/126:06 am
MCI
- BGR
1 stop5h 05m
American Airlines
Wed 8/194:58 pm
BGR
- MCI
1 stop8h 07m
American Airlines
Deal found 2/16![American Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/66:30 am
STL
- BGR
1 stop4h 53m
Delta
Mon 3/95:30 am
BGR
- STL
1 stop7h 49m
Delta
Deal found 2/14![Delta logo]()
$294
This American Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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 8/115:28 pm
MCI
- BGR
1 stop5h 31m
American Airlines
Tue 8/184:58 pm
BGR
- MCI
1 stop8h 07m
American Airlines
Deal found 2/16![American Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 3/56:30 am
STL
- BGR
1 stop4h 53m
Delta
Wed 3/115:30 am
BGR
- STL
1 stop7h 49m
Delta
Deal found 2/15![Delta logo]()
$294
This United Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 7/141:57 pm
JLN
- BOS
1 stop8h 47m
United Airlines
Sun 7/196:00 am
BOS
- JLN
1 stop8h 21m
United Airlines
Deal found 2/17![United Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/66:30 am
STL
- BGR
1 stop4h 53m
Delta
Wed 3/115:30 am
BGR
- STL
1 stop7h 49m
Delta
Deal found 2/14![Delta logo]()
$294
This American Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/2710:08 am
COU
- BOS
1 stop8h 15m
American Airlines
Mon 3/306:52 am
BOS
- COU
1 stop12h 08m
American Airlines
Deal found 2/17![American Airlines logo]()
$294
This Southwest deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 4/95:40 am
STL
- PWM
2 stops7h 30m
Southwest
Sun 4/125:30 am
PWM
- STL
1 stop6h 35m
Southwest
Deal found 2/17![Southwest logo]()
$405
This United Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 5/271:57 pm
JLN
- BOS
2 stops10h 02m
United Airlines
Sun 5/316:00 am
BOS
- JLN
1 stop8h 22m
United Airlines
Deal found 2/17![United Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/46:30 am
STL
- BGR
1 stop4h 53m
Delta
Mon 3/95:30 am
BGR
- STL
1 stop7h 49m
Delta
Deal found 2/14![Delta logo]()
$294
Last-minute flights from Missouri to MaineDiscover last-minute flight deals from Missouri to Maine. Data last updated February 18, 2026 and is based on user searches.
Discover last-minute flight deals from Missouri to Maine. Data last updated February 18, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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 3/1111:32 am
STL
- BOS
2 stops23h 08m
Frontier
Tue 3/1712:36 pm
BOS
- STL
1 stop23h 01m
Frontier
Deal found 2/14![Frontier logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/1111:45 am
MCI
- BOS
1 stop22h 56m
Multiple Airlines
Tue 3/174:23 pm
BOS
- MCI
1 stop8h 30m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$234
This American Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/172:37 pm
STL
- BOS
1 stop8h 28m
American Airlines
Tue 3/246:30 am
BOS
- STL
1 stop8h 37m
American Airlines
Deal found 2/17![American Airlines logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/1811:32 am
STL
- BOS
1 stop23h 09m
Frontier
Mon 3/2312:35 pm
BOS
- STL
1 stop22h 57m
Frontier
Deal found 2/17![Frontier logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/258:12 pm
STL
- BOS
2 stops16h 43m
Multiple Airlines
Mon 3/3012:35 pm
BOS
- STL
1 stop22h 57m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$231
This Cheapflightsfares deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/265:45 am
MCI
- BOS
1 stop10h 09m
Spirit Airlines
Mon 3/304:23 pm
BOS
- MCI
1 stop8h 30m
Spirit Airlines
Deal found 2/17![Spirit Airlines logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/305:08 pm
MCI
- BOS
1 stop17h 33m
Multiple Airlines
Wed 4/84:23 pm
BOS
- MCI
1 stop8h 30m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/305:08 pm
MCI
- BOS
1 stop17h 33m
Multiple Airlines
Tue 4/75:49 pm
BOS
- MCI
1 stop18h 40m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/305:08 pm
MCI
- BOS
1 stop17h 33m
Multiple Airlines
Mon 4/64:23 pm
BOS
- MCI
1 stop8h 30m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Tue 3/315:45 am
MCI
- BOS
1 stop10h 09m
Spirit Airlines
Wed 4/84:23 pm
BOS
- MCI
1 stop8h 30m
Spirit Airlines
Deal found 2/16![Spirit Airlines logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Tue 3/315:45 am
MCI
- BOS
1 stop10h 09m
Spirit Airlines
Mon 4/64:23 pm
BOS
- MCI
1 stop8h 30m
Spirit Airlines
Deal found 2/17![Spirit Airlines logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Tue 3/315:45 am
MCI
- BOS
1 stop10h 09m
Spirit Airlines
Sun 4/54:23 pm
BOS
- MCI
1 stop8h 30m
Spirit Airlines
Deal found 2/17![Spirit Airlines logo]()
$207
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 February 18, 2026.
Search for one-way flight options from Missouri to Maine. Find affordable one-way fares based on user searches. Data last updated February 18, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2412:24 pm
MCI
- BOS
1 stop10h 35m
Spirit Airlines
Deal found 2/17![Spirit Airlines logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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.
Tue 4/1412:24 pm
MCI
- BOS
1 stop10h 35m
Spirit Airlines
Deal found 2/18![Spirit Airlines logo]()
$91
This Priceline deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Fri 4/104:31 pm
MCI
- BOS
1 stop7h 55m
Frontier
Deal found 2/17![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/1811:32 am
STL
- BOS
1 stop23h 09m
Frontier
Deal found 2/17![Frontier logo]()
$95
This Frontier deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 4/1911:21 am
STL
- BOS
1 stop13h 10m
Frontier
Deal found 2/17![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 4/208:23 pm
STL
- BOS
1 stop14h 34m
Frontier
Deal found 2/17![Frontier logo]()
$99
This Frontier deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 4/1611:53 am
MCI
- BOS
1 stop12h 38m
Frontier
Deal found 2/18![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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 3/92:09 pm
STL
- BOS
1 stop20h 32m
Frontier
Deal found 2/17![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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.
Thu 5/1412:15 pm
MCI
- BOS
1 stop10h 44m
Spirit Airlines
Deal found 2/15![Spirit Airlines logo]()
$104
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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 4/1110:50 am
STL
- BOS
1 stop4h 35m
Delta
Deal found 2/15![Delta logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Thu 5/712:15 pm
MCI
- BOS
1 stop10h 44m
Spirit Airlines
Deal found 2/17![Spirit Airlines logo]()
$106
This Expedia deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Wed 4/15:45 am
MCI
- BOS
2 stops8h 43m
Spirit Airlines
Deal found 2/17![Spirit Airlines logo]()
$107
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 February 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $170 (Flightnetwork) |
One-way from | $85 (Cheapflightsfares) |
Popular in | February |
Cheapest in | September |
Average price | $476 |
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 February 18, 2026.
Use the filters below to find and compare flights from Missouri to Maine that are best for you.
Fly from
Missouri
Fly to
Maine
Route
Depart
Return
Price
St. LouisBoston
STL - BOS
STLBOS
Lambert-St Louis
Wed 3/18
11:32 am-11:41 am
1 stop23h 09m
Boston Logan Intl
Mon 3/23
12:35 pm-10:32 am
1 stop22h 57m
$239
Kansas CityBoston
MCI - BOS
MCIBOS
Kansas City
Mon 4/20
11:13 am-12:51 am
1 stop12h 38m
Boston Logan Intl
Mon 4/27
11:08 am-11:57 pm
1 stop13h 49m
$251
SpringfieldBoston
SGF - BOS
SGFBOS
Springfield-Branson
Thu 4/2
11:48 am-6:02 pm
1 stop5h 14m
Boston Logan Intl
Tue 4/7
10:18 am-5:27 pm
1 stop8h 09m
$270
JoplinBoston
JLN - BOS
JLNBOS
Joplin
Thu 3/26
8:54 am-5:17 pm
1 stop7h 23m
Boston Logan Intl
Sun 3/29
6:00 am-1:12 pm
1 stop8h 12m
$284
JoplinBoston
JLN - BOS
JLNBOS
Joplin
Tue 7/14
1:57 pm-9:59 pm
1 stop7h 02m
Boston Logan Intl
Mon 7/20
8:15 am-1:21 pm
1 stop6h 06m
$284
ColumbiaBoston
COU - BOS
COUBOS
Columbia Regional
Fri 4/3
10:08 am-7:23 pm
1 stop8h 15m
Boston Logan Intl
Fri 4/10
12:22 pm-9:30 pm
1 stop10h 08m
$284
ColumbiaBoston
COU - BOS
COUBOS
Columbia Regional
Wed 8/5
6:17 am-4:50 pm
1 stop9h 33m
Boston Logan Intl
Sat 8/8
11:14 am-6:45 pm
1 stop8h 31m
$285
SpringfieldBoston
SGF - BOS
SGFBOS
Springfield-Branson
Tue 8/4
3:35 pm-1:03 am
1 stop8h 28m
Boston Logan Intl
Tue 8/11
3:10 pm-10:29 pm
1 stop8h 19m
$289
Kansas CityBangor
MCI - BGR
MCIBGR
Kansas City
Thu 4/16
3:28 pm-12:25 am
1 stop7h 57m
Bangor
Tue 4/21
3:15 pm-9:24 pm
1 stop7h 09m
$289
Kansas CityBangor
MCI - BGR
MCIBGR
Kansas City
Wed 8/12
6:06 am-12:11 pm
1 stop5h 05m
Bangor
Wed 8/19
4:58 pm-12:05 am
1 stop8h 07m
$289
Showing 1-10 of 60 results
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-BOS
MCI-BOS
SGF-BOS
JLN-BOS
SGF-BGR
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-BOS
MCI-BOS
SGF-BOS
JLN-BOS
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 $285). 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.
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 February 18, 2026.
Get a feel of what it's like to fly with Southwest, Delta, and United 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.
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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 February 18, 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 February 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$364 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$201 | Average$440 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$258 | Average$441 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$284 | Average$488 | FlexibilityNo cancel fee | On-time63% |