$110+ Cheap flights from Maine to Missouri
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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — STL
Sep 1 — Sep 81
Round-trip
1 adult, Economy
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Find cheap flights from Maine to Missouri with Cheapflights
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Cheapest flights from Maine to MissouriExplore the most affordable flight options available from Maine to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2026.
Explore the most affordable flight options available from Maine to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2026.
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/92:08 pm
BGR
- STL
1 stop8h 09m
American Airlines
Sun 9/136:30 am
STL
- BGR
1 stop8h 01m
American Airlines
Deal found 7/29![American Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:45 pm
BOS
- MCI
2 stops25h 08m
Frontier
Fri 9/411:26 am
MCI
- BOS
1 stop23h 21m
Frontier
Deal found 7/31![Frontier logo]()
$292
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:05 pm
BGR
- MCI
1 stop6h 04m
Delta
Sat 11/146:45 am
MCI
- BGR
1 stop5h 18m
Delta
Deal found 7/31![Delta logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:45 pm
BOS
- MCI
2 stops25h 08m
Frontier
Mon 8/2411:26 am
MCI
- BOS
1 stop23h 21m
Frontier
Deal found 7/31![Frontier logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:45 pm
BOS
- MCI
2 stops25h 08m
Frontier
Mon 8/3111:26 am
MCI
- BOS
1 stop23h 21m
Frontier
Deal found 7/30![Frontier logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:34 pm
BOS
- MCI
1 stop21h 12m
Multiple Airlines
Mon 10/192:17 pm
MCI
- BOS
2 stops18h 52m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:45 pm
BOS
- MCI
1 stop22h 56m
Frontier
Fri 8/2811:26 am
MCI
- BOS
1 stop23h 21m
Frontier
Deal found 7/28![Frontier logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:34 pm
BOS
- MCI
1 stop21h 12m
Multiple Airlines
Fri 10/232:17 pm
MCI
- BOS
2 stops19h 35m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:45 pm
BOS
- MCI
2 stops25h 08m
Frontier
Sat 8/225:00 pm
MCI
- BOS
1 stop14h 41m
Frontier
Deal found 7/31![Frontier logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:45 pm
BOS
- MCI
2 stops25h 08m
Frontier
Sat 8/295:00 pm
MCI
- BOS
1 stop17h 47m
Frontier
Deal found 7/30![Frontier logo]()
$312
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:53 pm
PWM
- MCI
1 stop6h 06m
United Airlines
Wed 9/27:30 am
MCI
- PWM
1 stop6h 04m
United Airlines
Deal found 7/29![United Airlines logo]()
$313
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:14 am
BGR
- STL
2 stops9h 01m
United Airlines
Sun 9/138:30 am
STL
- BGR
1 stop6h 17m
United Airlines
Deal found 7/29![United Airlines logo]()
$314
Best flights from Maine to MissouriDiscover carefully curated flight deals from Maine to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 2, 2026.
Discover carefully curated flight deals from Maine to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 2, 2026.
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/134:47 pm
PWM
- MCI
1 stop5h 02m
Delta
Sat 10/1710:32 am
MCI
- PWM
1 stop4h 30m
Delta
Deal found 7/31![Delta logo]()
$313
This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:46 pm
PWM
- STL
1 stop5h 48m
American Airlines
Tue 8/256:00 am
STL
- PWM
1 stop4h 46m
American Airlines
Deal found 7/28![American Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:53 pm
PWM
- MCI
1 stop6h 06m
United Airlines
Tue 9/111:22 am
MCI
- PWM
1 stop5h 20m
United Airlines
Deal found 7/28![United Airlines logo]()
$339
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:55 pm
BOS
- STL
1 stop5h 15m
Southwest
Wed 9/3012:50 pm
STL
- BOS
2 stops7h 40m
Southwest
Deal found 7/28![Southwest logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/111:06 am
BGR
- MCI
1 stop29h 35m
Allegiant Air
Sun 11/1511:01 am
MCI
- BGR
1 stop22h 30m
Allegiant Air
Deal found 8/1![Allegiant Air logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:30 pm
BGR
- STL
2 stops15h 10m
Multiple Airlines
Sat 10/318:34 pm
STL
- BGR
1 stop22h 06m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$356
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:00 am
PWM
- MCI
1 stop8h 21m
Delta
Sat 10/31:10 pm
MCI
- PWM
1 stop7h 05m
Delta
Deal found 7/28![Delta logo]()
$313
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:15 pm
BOS
- JLN
1 stop9h 29m
United Airlines
Sat 9/127:30 am
JLN
- BOS
2 stops10h 49m
United Airlines
Deal found 7/30![United Airlines logo]()
$340
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:40 am
BOS
- STL
2 stops8h 25m
Southwest
Sat 10/310:05 am
STL
- BOS
2 stops7h 15m
Southwest
Deal found 7/29![Southwest logo]()
$347
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:00 pm
BGR
- MCI
2 stops12h 56m
Delta
Sat 11/146:45 am
MCI
- BGR
1 stop5h 18m
Delta
Deal found 7/28![Delta logo]()
$318
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:30 pm
BGR
- MCI
1 stop8h 05m
American Airlines
Tue 9/86:20 am
MCI
- BGR
2 stops10h 03m
American Airlines
Deal found 7/30![American Airlines logo]()
$363
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:35 am
BOS
- STL
2 stops7h 00m
Southwest
Mon 10/194:30 pm
STL
- BOS
2 stops6h 35m
Southwest
Deal found 7/28![Southwest logo]()
$347
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/72:09 pm
PWM
- MCI
1 stop5h 54m
Delta
Mon 11/96:00 am
MCI
- PWM
1 stop6h 03m
Delta
Deal found 7/29![Delta logo]()
$318
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:17 pm
BGR
- STL
1 stop5h 21m
United Airlines
Mon 9/2112:59 pm
STL
- BGR
1 stop7h 48m
United Airlines
Deal found 8/1![United Airlines logo]()
$355
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/51:40 pm
PWM
- STL
2 stops6h 30m
Southwest
Sat 11/75:45 am
STL
- PWM
2 stops8h 00m
Southwest
Deal found 7/29![Southwest logo]()
$349
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/32:59 pm
BOS
- SGF
1 stop7h 20m
Delta
Thu 11/1211:46 am
SGF
- BOS
1 stop6h 14m
Delta
Deal found 7/28![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:01 am
BOS
- COU
1 stop5h 13m
United Airlines
Wed 8/196:15 am
COU
- BOS
2 stops9h 27m
United Airlines
Deal found 7/31![United Airlines logo]()
$374
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:15 pm
PWM
- MCI
1 stop5h 25m
Southwest
Sat 10/312:35 pm
MCI
- PWM
2 stops8h 35m
Southwest
Deal found 7/28![Southwest logo]()
$351
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:59 pm
BOS
- SGF
1 stop7h 20m
Delta
Thu 11/1211:46 am
SGF
- BOS
1 stop6h 14m
Delta
Deal found 7/28![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:38 pm
PWM
- SGF
1 stop5h 54m
American Airlines
Fri 10/95:08 pm
SGF
- PWM
1 stop5h 32m
American Airlines
Deal found 7/30![American Airlines logo]()
$469
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:40 am
BOS
- STL
2 stops8h 30m
Southwest
Tue 8/1810:25 am
STL
- BOS
Nonstop2h 35m
Southwest
Deal found 7/28![Southwest logo]()
$353
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:03 pm
PWM
- MCI
1 stop5h 41m
United Airlines
Wed 9/910:00 am
MCI
- PWM
1 stop6h 54m
United Airlines
Deal found 7/29![United Airlines logo]()
$403
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:00 am
BOS
- SGF
1 stop8h 03m
Delta
Wed 9/163:19 pm
SGF
- BOS
1 stop7h 12m
Delta
Deal found 7/30![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/82:30 pm
BOS
- MCI
1 stop6h 05m
Southwest
Tue 12/158:00 am
MCI
- BOS
1 stop7h 25m
Southwest
Deal found 7/30![Southwest logo]()
$365
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:00 am
PWM
- SGF
1 stop7h 05m
American Airlines
Sat 10/101:37 pm
SGF
- PWM
2 stops8h 07m
American Airlines
Deal found 7/29![American Airlines logo]()
$490
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:05 am
BOS
- COU
1 stop7h 25m
United Airlines
Sat 8/293:12 pm
COU
- BOS
1 stop7h 22m
United Airlines
Deal found 8/1![United Airlines logo]()
$408
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:50 pm
BGR
- MCI
1 stop6h 35m
Delta
Mon 11/232:12 pm
MCI
- BGR
2 stops8h 16m
Delta
Deal found 7/29![Delta logo]()
$341
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/1312:15 pm
BGR
- MCI
1 stop9h 15m
United Airlines
Sat 1/1611:30 am
MCI
- BGR
2 stops9h 34m
United Airlines
Deal found 7/30![United Airlines logo]()
$411
This Southwest deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:40 pm
BOS
- STL
2 stops7h 30m
Southwest
Sun 9/66:45 am
STL
- BOS
1 stop4h 30m
Southwest
Deal found 7/31![Southwest logo]()
$375
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:19 am
BGR
- STL
1 stop7h 28m
Delta
Tue 10/132:25 pm
STL
- BGR
2 stops8h 00m
Delta
Deal found 7/31![Delta logo]()
$343
Last-minute flights from Maine to MissouriDiscover last-minute flight deals from Maine to Missouri. Data last updated August 2, 2026 and is based on user searches.
Discover last-minute flight deals from Maine to Missouri. Data last updated August 2, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:45 pm
BOS
- MCI
2 stops25h 08m
Frontier
Sat 8/225:00 pm
MCI
- BOS
1 stop14h 41m
Frontier
Deal found 7/31![Frontier logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:45 pm
BOS
- MCI
1 stop22h 56m
Frontier
Mon 8/2411:26 am
MCI
- BOS
1 stop23h 21m
Frontier
Deal found 7/31![Frontier logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:45 pm
BOS
- MCI
2 stops25h 08m
Frontier
Mon 8/2411:26 am
MCI
- BOS
1 stop23h 21m
Frontier
Deal found 7/31![Frontier logo]()
$294
This Super.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2210:04 am
BOS
- STL
1 stop7h 07m
Frontier
Sun 8/235:02 pm
STL
- BOS
1 stop15h 07m
Frontier
Deal found 7/28![Frontier logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:45 pm
BOS
- MCI
1 stop22h 56m
Frontier
Mon 8/3111:26 am
MCI
- BOS
1 stop23h 21m
Frontier
Deal found 7/28![Frontier logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:45 pm
BOS
- MCI
1 stop22h 56m
Frontier
Wed 9/211:26 am
MCI
- BOS
2 stops20h 43m
Frontier
Deal found 7/28![Frontier logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:45 pm
BOS
- MCI
2 stops25h 08m
Frontier
Mon 8/3111:26 am
MCI
- BOS
1 stop23h 21m
Frontier
Deal found 7/30![Frontier logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:45 pm
BOS
- MCI
2 stops25h 08m
Frontier
Sat 8/295:00 pm
MCI
- BOS
1 stop17h 47m
Frontier
Deal found 7/30![Frontier logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:45 pm
BOS
- MCI
2 stops25h 08m
Frontier
Fri 9/411:26 am
MCI
- BOS
1 stop23h 21m
Frontier
Deal found 7/31![Frontier logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:04 am
BOS
- STL
1 stop7h 07m
Frontier
Tue 9/15:27 pm
STL
- BOS
2 stops38h 42m
Frontier
Deal found 7/28![Frontier logo]()
$331
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:42 pm
BOS
- COU
1 stop5h 13m
United Airlines
Sun 9/63:12 pm
COU
- BOS
1 stop7h 22m
United Airlines
Deal found 7/31![United Airlines logo]()
$318
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:53 pm
PWM
- MCI
1 stop6h 06m
United Airlines
Wed 9/27:30 am
MCI
- PWM
1 stop6h 04m
United Airlines
Deal found 7/29![United Airlines logo]()
$313
One-way flights from Maine to MissouriSearch for one-way flight options from Maine to Missouri. Find affordable one-way fares based on user searches. Data last updated August 2, 2026.
Search for one-way flight options from Maine to Missouri. Find affordable one-way fares based on user searches. Data last updated August 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1412:54 pm
BOS
- MCI
2 stops31h 43m
Frontier
Deal found 7/31![Frontier logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:52 pm
BOS
- MCI
2 stops31h 45m
Frontier
Deal found 7/31![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:29 am
BOS
- MCI
1 stop30h 30m
Allegiant Air
Deal found 7/30![Allegiant Air logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:52 pm
BOS
- STL
2 stops31h 25m
Frontier
Deal found 7/30![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:45 pm
BOS
- MCI
2 stops31h 52m
Frontier
Deal found 7/31![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1010:29 am
BOS
- MCI
1 stop24h 47m
Allegiant Air
Deal found 7/31![Allegiant Air logo]()
$117
This Priceline deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:04 am
BOS
- STL
1 stop7h 07m
Frontier
Deal found 7/30![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/710:29 am
BOS
- MCI
1 stop24h 47m
Allegiant Air
Deal found 7/30![Allegiant Air logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1010:29 am
BOS
- MCI
1 stop30h 30m
Allegiant Air
Deal found 7/30![Allegiant Air logo]()
$121
This Super.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:36 am
BOS
- STL
1 stop8h 46m
Frontier
Deal found 7/31![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:17 am
BOS
- MCI
2 stops33h 20m
Frontier
Deal found 7/31![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:36 am
BOS
- MCI
2 stops33h 01m
Frontier
Deal found 7/30![Frontier logo]()
$125
Find flight deals from Maine to Missouri
Keep the following information in mind while searching for Maine to Missouri flight deals. Data was last updated August 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $289 (American Airlines) |
One-way from | $110 (Kiwi.com) |
Popular in | April |
Cheapest in | March |
Average price | $462 |
Cheapflights Fare Finder
Customize your flight search to find flights from Maine to Missouri that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 2, 2026.
Use the filters below to find and compare flights from Maine to Missouri that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PortlandKansas City
PWM - MCI
PWMMCI
Portland
Tue 10/13
4:47 pm-8:49 pm
1 stop5h 02m
Kansas City
Sat 10/17
10:32 am-4:02 pm
1 stop4h 30m
$313
PortlandKansas City
PWM - MCI
PWMMCI
Portland
Wed 9/30
6:00 am-1:21 pm
1 stop8h 21m
Kansas City
Sat 10/3
1:10 pm-9:15 pm
1 stop7h 05m
$313
BangorKansas City
BGR - MCI
BGRMCI
Bangor
Tue 11/3
12:00 pm-11:56 pm
2 stops12h 56m
Kansas City
Sat 11/14
6:45 am-1:03 pm
1 stop5h 18m
$318
PortlandKansas City
PWM - MCI
PWMMCI
Portland
Sat 11/7
2:09 pm-7:03 pm
1 stop5h 54m
Kansas City
Mon 11/9
6:00 am-1:03 pm
1 stop6h 03m
$318
PortlandSt. Louis
PWM - STL
PWMSTL
Portland
Sat 8/22
6:46 pm-11:34 pm
1 stop5h 48m
Lambert-St Louis
Tue 8/25
6:00 am-11:46 am
1 stop4h 46m
$339
PortlandKansas City
PWM - MCI
PWMMCI
Portland
Mon 8/31
6:53 pm-11:59 pm
1 stop6h 06m
Kansas City
Tue 9/1
11:22 am-5:42 pm
1 stop5h 20m
$339
BostonSpringfield
BOS - SGF
BOSSGF
Boston Logan Intl
Tue 11/3
2:59 pm-9:19 pm
1 stop7h 20m
Springfield-Branson
Thu 11/12
11:46 am-7:00 pm
1 stop6h 14m
$339
BostonSpringfield
BOS - SGF
BOSSGF
Boston Logan Intl
Fri 11/6
2:59 pm-9:19 pm
1 stop7h 20m
Springfield-Branson
Thu 11/12
11:46 am-7:00 pm
1 stop6h 14m
$339
BostonSpringfield
BOS - SGF
BOSSGF
Boston Logan Intl
Tue 9/8
8:00 am-3:03 pm
1 stop8h 03m
Springfield-Branson
Wed 9/16
3:19 pm-11:31 pm
1 stop7h 12m
$339
BostonJoplin
BOS - JLN
BOSJLN
Boston Logan Intl
Fri 9/11
3:15 pm-11:44 pm
1 stop9h 29m
Joplin
Sat 9/12
7:30 am-7:19 pm
2 stops10h 49m
$340
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Maine to Missouri
Have a flexible travel schedule? Discover the best time to fly to Missouri from Maine with our price prediction graph.
BGR-STL
BOS-MCI
BGR-MCI
PWM-MCI
BOS-STL
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 Maine to Missouri
USME-USMO
BGR-STL
BOS-MCI
BGR-MCI
PWM-MCI
What is the cheapest month to book a flight from Maine to Missouri?
Currently, August is the cheapest month in which you can book a flight from Maine to Missouri (average of $382). Flying from Maine to Missouri in December is currently the most expensive (average of $580). 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 Maine to Missouri?
Airfare is below average for this route at the moment.
Maine to Missouri flights typically cost between $381 and $631 in August.The cheapest round-trip price found within the last 5 days was $339 on American Airlines (Aug 22-Aug 25).
Reviews of airlines servicing Missouri
Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated August 2, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Maine to Missouri to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Maine to Missouri. 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 Maine to Missouri
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Missouri by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Maine to Missouri by cabin class
Find flights from Maine to Missouri, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Maine and Missouri flights
Browse other Maine and Missouri flight options. Last updated on August 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Missouri
Find the right flight back to Maine after your stay in Missouri
Maine to Missouri flights
Consider these flights traveling from Maine to Missouri.
Top 4 airlines flying from Maine to Missouri
Discover the top 4 airlines that operate flights from Maine to Missouri. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$254 | Average$383 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$262 | Average$438 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$410 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$332 | Average$536 | FlexibilityNo cancel fee | On-time63% |