$99+ Cheap flights from Boston (BOS) 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — MCI
Jul 14 — Jul 211
Round-trip
1 adult, Economy
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Cheapest flights from Boston to MissouriExplore the most affordable flight options available from Boston to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2026.
Explore the most affordable flight options available from Boston to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 8/1211:59 am
BOS
- MCI
1 stop6h 11m
Frontier
Mon 8/176:07 pm
MCI
- BOS
1 stop12h 45m
Frontier
Deal found 6/11![Frontier logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 7/16:00 am
BOS
- MCI
1 stop12h 21m
Frontier
Fri 7/36:16 pm
MCI
- BOS
1 stop12h 32m
Frontier
Deal found 6/12![Frontier logo]()
$248
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 8/1211:59 am
BOS
- MCI
1 stop6h 11m
Frontier
Wed 8/196:19 pm
MCI
- BOS
1 stop12h 33m
Frontier
Deal found 6/11![Frontier logo]()
$250
This Travelocity deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
BOS
- MCI
1 stop12h 24m
Frontier
Sat 8/226:19 pm
MCI
- BOS
1 stop12h 33m
Frontier
Deal found 6/8![Frontier logo]()
$256
This Frontier deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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.
Mon 8/246:00 am
BOS
- MCI
1 stop12h 24m
Frontier
Wed 8/266:19 pm
MCI
- BOS
1 stop6h 08m
Frontier
Deal found 6/9![Frontier logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/811:59 am
BOS
- MCI
1 stop6h 11m
Frontier
Mon 7/136:07 pm
MCI
- BOS
1 stop15h 50m
Frontier
Deal found 6/10![Frontier logo]()
$260
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 8/1411:59 am
BOS
- MCI
1 stop6h 11m
Frontier
Wed 8/196:19 pm
MCI
- BOS
1 stop12h 33m
Frontier
Deal found 6/11![Frontier logo]()
$265
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/1411:59 am
BOS
- MCI
1 stop6h 11m
Frontier
Mon 8/176:07 pm
MCI
- BOS
1 stop12h 45m
Frontier
Deal found 6/10![Frontier logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 8/198:47 am
BOS
- MCI
2 stops9h 37m
Frontier
Mon 8/246:19 pm
MCI
- BOS
1 stop12h 33m
Frontier
Deal found 6/9![Frontier logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 7/1311:59 am
BOS
- MCI
1 stop6h 11m
Frontier
Fri 7/176:07 pm
MCI
- BOS
1 stop12h 35m
Frontier
Deal found 6/11![Frontier logo]()
$277
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/96:00 am
BOS
- JLN
1 stop8h 22m
United Airlines
Wed 7/158:54 am
JLN
- BOS
1 stop6h 35m
United Airlines
Deal found 6/10![United Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 9/99:05 am
BOS
- SGF
1 stop6h 40m
Delta
Wed 9/163:19 pm
SGF
- BOS
1 stop6h 57m
Delta
Deal found 6/10![Delta logo]()
$329
Best flights from Boston to MissouriDiscover carefully curated flight deals from Boston to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
Discover carefully curated flight deals from Boston to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
This Delta deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 10/155:45 am
BOS
- SGF
1 stop6h 26m
Delta
Thu 10/226:45 pm
SGF
- BOS
1 stop5h 13m
Delta
Deal found 6/13![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/95:45 am
BOS
- JLN
2 stops8h 37m
United Airlines
Wed 7/158:54 am
JLN
- BOS
1 stop7h 37m
United Airlines
Deal found 6/10![United Airlines logo]()
$334
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 8/185:25 am
BOS
- STL
2 stops7h 45m
Southwest
Sat 8/228:30 am
STL
- BOS
2 stops8h 00m
Southwest
Deal found 6/12![Southwest logo]()
$368
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/11:03 pm
BOS
- COU
1 stop6h 14m
American Airlines
Wed 7/86:20 am
COU
- BOS
1 stop7h 18m
American Airlines
Deal found 6/10![American Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 7/47:19 am
BOS
- COU
1 stop8h 31m
United Airlines
Fri 7/103:25 pm
COU
- BOS
1 stop6h 56m
United Airlines
Deal found 6/12![United Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 7/86:00 am
BOS
- STL
1 stop6h 47m
Delta
Wed 7/86:58 pm
STL
- BOS
1 stop5h 22m
Delta
Deal found 6/11![Delta logo]()
$357
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 7/35:35 am
BOS
- STL
Nonstop2h 50m
Southwest
Wed 7/83:10 pm
STL
- BOS
1 stop7h 25m
Southwest
Deal found 6/12![Southwest logo]()
$384
This Southwest deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:35 pm
BOS
- STL
Nonstop3h 05m
Southwest
Tue 11/101:20 pm
STL
- BOS
Nonstop2h 25m
Southwest
Deal found 6/13![Southwest logo]()
$389
This Delta deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:55 am
BOS
- SGF
1 stop8h 55m
Delta
Tue 10/206:45 pm
SGF
- BOS
1 stop5h 13m
Delta
Deal found 6/13![Delta logo]()
$394
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/16:00 am
BOS
- COU
1 stop5h 13m
United Airlines
Sat 7/48:00 am
COU
- BOS
1 stop7h 33m
United Airlines
Deal found 6/9![United Airlines logo]()
$398
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:50 am
BOS
- STL
Nonstop2h 55m
Southwest
Sun 8/22:35 pm
STL
- BOS
Nonstop2h 35m
Southwest
Deal found 6/11![Southwest logo]()
$399
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/145:30 am
BOS
- MCI
1 stop5h 14m
Delta
Wed 7/229:40 am
MCI
- BOS
Nonstop3h 04m
Delta
Deal found 6/10![Delta logo]()
$407
This United Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 11/129:10 am
BOS
- JLN
1 stop9h 01m
United Airlines
Mon 11/168:52 am
JLN
- BOS
1 stop7h 36m
United Airlines
Deal found 6/13![United Airlines logo]()
$414
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 7/195:50 am
BOS
- STL
Nonstop2h 55m
Southwest
Tue 7/217:10 pm
STL
- BOS
Nonstop2h 35m
Southwest
Deal found 6/11![Southwest logo]()
$399
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/86:10 am
BOS
- MCI
Nonstop3h 31m
Delta
Mon 7/139:40 am
MCI
- BOS
Nonstop3h 04m
Delta
Deal found 6/10![Delta logo]()
$430
This United Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 8/298:05 am
BOS
- STL
1 stop8h 26m
United Airlines
Tue 9/17:25 am
STL
- BOS
1 stop10h 54m
United Airlines
Deal found 6/13![United Airlines logo]()
$433
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 8/137:30 am
BOS
- MCI
1 stop6h 55m
Southwest
Tue 8/184:30 pm
MCI
- BOS
1 stop6h 35m
Southwest
Deal found 6/12![Southwest logo]()
$407
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:00 am
BOS
- STL
Nonstop2h 50m
Southwest
Thu 9/36:55 pm
STL
- BOS
Nonstop2h 35m
Southwest
Deal found 6/10![Southwest logo]()
$408
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 9/25:01 pm
BOS
- COU
1 stop6h 54m
United Airlines
Sat 9/53:12 pm
COU
- BOS
1 stop7h 22m
United Airlines
Deal found 6/12![United Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 8/116:10 am
BOS
- MCI
Nonstop3h 31m
Delta
Fri 8/147:40 pm
MCI
- BOS
Nonstop3h 10m
Delta
Deal found 6/13![Delta logo]()
$463
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/155:50 am
BOS
- STL
Nonstop2h 55m
Southwest
Thu 7/168:10 am
STL
- BOS
1 stop7h 30m
Southwest
Deal found 6/10![Southwest logo]()
$409
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 6/278:00 am
BOS
- SGF
2 stops10h 51m
United Airlines
Sat 7/116:34 pm
SGF
- BOS
1 stop5h 40m
United Airlines
Deal found 6/12![United Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 8/19:15 am
BOS
- MCI
Nonstop3h 30m
Delta
Tue 8/49:40 am
MCI
- BOS
Nonstop3h 04m
Delta
Deal found 6/13![Delta logo]()
$463
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/85:50 am
BOS
- STL
2 stops7h 45m
Southwest
Sat 8/84:15 pm
STL
- BOS
Nonstop2h 35m
Southwest
Deal found 6/10![Southwest logo]()
$411
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/246:10 am
BOS
- MCI
Nonstop3h 31m
Delta
Fri 7/247:45 pm
MCI
- BOS
Nonstop3h 10m
Delta
Deal found 6/10![Delta logo]()
$463
This Southwest deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/34:45 pm
BOS
- STL
1 stop7h 10m
Southwest
Sat 8/811:40 am
STL
- BOS
Nonstop2h 35m
Southwest
Deal found 6/13![Southwest logo]()
$420
This Delta deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:10 am
BOS
- MCI
Nonstop3h 31m
Delta
Mon 8/177:40 pm
MCI
- BOS
Nonstop3h 10m
Delta
Deal found 6/13![Delta logo]()
$463
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 7/206:10 am
BOS
- MCI
Nonstop3h 31m
Delta
Fri 7/247:45 pm
MCI
- BOS
Nonstop3h 10m
Delta
Deal found 6/12![Delta logo]()
$463
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/205:45 am
BOS
- SGF
2 stops9h 43m
United Airlines
Sat 8/226:37 pm
SGF
- BOS
1 stop5h 37m
United Airlines
Deal found 6/10![United Airlines logo]()
$564
This Southwest deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:35 am
BOS
- STL
1 stop6h 40m
Southwest
Sun 7/128:00 pm
STL
- BOS
Nonstop2h 35m
Southwest
Deal found 6/13![Southwest logo]()
$427
Last-minute flights from Boston to MissouriDiscover last-minute flight deals from Boston to Missouri. Data last updated June 14, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Missouri. Data last updated June 14, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 6/2412:01 pm
BOS
- MCI
1 stop6h 20m
Frontier
Mon 6/296:16 pm
MCI
- BOS
1 stop12h 36m
Frontier
Deal found 6/9![Frontier logo]()
$308
This Expedia deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 6/2412:01 pm
BOS
- MCI
1 stop6h 20m
Frontier
Wed 7/16:16 pm
MCI
- BOS
1 stop6h 11m
Frontier
Deal found 6/8![Frontier logo]()
$324
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/307:19 am
BOS
- SGF
1 stop8h 13m
United Airlines
Sat 8/16:34 pm
SGF
- BOS
1 stop5h 40m
United Airlines
Deal found 6/9![United Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 7/16:00 am
BOS
- MCI
1 stop12h 21m
Frontier
Fri 7/36:16 pm
MCI
- BOS
1 stop12h 32m
Frontier
Deal found 6/12![Frontier logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/811:59 am
BOS
- MCI
1 stop6h 11m
Frontier
Mon 7/136:07 pm
MCI
- BOS
1 stop15h 50m
Frontier
Deal found 6/10![Frontier logo]()
$260
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/96:00 am
BOS
- JLN
1 stop8h 22m
United Airlines
Wed 7/158:54 am
JLN
- BOS
1 stop6h 35m
United Airlines
Deal found 6/10![United Airlines logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 7/108:41 am
BOS
- MCI
2 stops33h 29m
Frontier
Fri 7/176:07 pm
MCI
- BOS
1 stop12h 35m
Frontier
Deal found 6/11![Frontier logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 7/1311:59 am
BOS
- MCI
1 stop6h 11m
Frontier
Fri 7/176:07 pm
MCI
- BOS
1 stop12h 35m
Frontier
Deal found 6/11![Frontier logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 7/1411:52 am
BOS
- MCI
2 stops26h 08m
Frontier
Fri 7/176:07 pm
MCI
- BOS
1 stop12h 35m
Frontier
Deal found 6/11![Frontier logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 7/158:41 am
BOS
- MCI
2 stops9h 29m
Frontier
Wed 7/226:07 pm
MCI
- BOS
1 stop15h 50m
Frontier
Deal found 6/13![Frontier logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/2410:04 am
BOS
- MCI
2 stops32h 06m
Frontier
Mon 7/276:07 pm
MCI
- BOS
1 stop15h 50m
Frontier
Deal found 6/9![Frontier logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 7/2911:59 am
BOS
- MCI
1 stop6h 11m
Frontier
Sat 8/16:07 pm
MCI
- BOS
2 stops39h 57m
Frontier
Deal found 6/12![Frontier logo]()
$294
One-way flights from Boston to MissouriSearch for one-way flight options from Boston to Missouri. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
Search for one-way flight options from Boston to Missouri. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 8/1111:59 am
BOS
- STL
1 stop6h 38m
Frontier
Deal found 6/11![Frontier logo]()
$99
This Trip.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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.
Wed 7/16:00 am
BOS
- MCI
1 stop12h 21m
Frontier
Deal found 6/11![Frontier logo]()
$100
This Trip.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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.
Sat 8/296:00 am
BOS
- MCI
1 stop12h 24m
Frontier
Deal found 6/9![Frontier logo]()
$101
This Trip.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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.
Sat 9/56:00 am
BOS
- MCI
1 stop12h 24m
Frontier
Deal found 6/13![Frontier logo]()
$102
This Frontier deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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.
Tue 8/411:52 am
BOS
- STL
1 stop6h 45m
Frontier
Deal found 6/9![Frontier logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 8/189:12 am
BOS
- STL
1 stop9h 18m
Frontier
Deal found 6/12![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 9/89:12 am
BOS
- STL
1 stop25h 28m
Frontier
Deal found 6/10![Frontier logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 8/226:00 am
BOS
- MCI
1 stop12h 24m
Frontier
Deal found 6/9![Frontier logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 8/196:00 am
BOS
- MCI
1 stop12h 24m
Frontier
Deal found 6/8![Frontier logo]()
$110
This Trip.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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.
Fri 8/286:00 am
BOS
- MCI
1 stop12h 24m
Frontier
Deal found 6/10![Frontier logo]()
$123
This Expedia deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 8/511:59 am
BOS
- MCI
1 stop6h 11m
Frontier
Deal found 6/13![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 7/1112:56 pm
BOS
- STL
1 stop29h 41m
Frontier
Deal found 6/12![Frontier logo]()
$127
Find flight deals from Boston to Missouri
Keep the following information in mind while searching for Boston to Missouri flight deals. Data was last updated June 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $241 (Kiwi.com) |
One-way from | $99 (Kiwi.com) |
Popular in | July |
Cheapest in | August |
Average price | $537 |
Good round-trip deal | $406 or less |
Good one-way deal | $218 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston 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 June 14, 2026.
Use the filters below to find and compare flights from Boston to Missouri that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonSpringfield
BOS - SGF
BOSSGF
Boston Logan Intl
Thu 10/15
5:45 am-11:11 am
1 stop6h 26m
Springfield-Branson
Thu 10/22
6:45 pm-12:58 am
1 stop5h 13m
$329
BostonJoplin
BOS - JLN
BOSJLN
Boston Logan Intl
Thu 7/9
5:45 am-1:22 pm
2 stops8h 37m
Joplin
Wed 7/15
8:54 am-5:31 pm
1 stop7h 37m
$334
BostonColumbia
BOS - COU
BOSCOU
Boston Logan Intl
Sat 7/4
7:19 am-2:50 pm
1 stop8h 31m
Columbia Regional
Fri 7/10
3:25 pm-11:21 pm
1 stop6h 56m
$355
BostonSt. Louis
BOS - STL
BOSSTL
Boston Logan Intl
Wed 7/8
6:00 am-11:47 am
1 stop6h 47m
Lambert-St Louis
Wed 7/8
6:58 pm-1:20 am
1 stop5h 22m
$357
BostonSt. Louis
BOS - STL
BOSSTL
Boston Logan Intl
Tue 8/18
5:25 am-12:10 pm
2 stops7h 45m
Lambert-St Louis
Sat 8/22
8:30 am-5:30 pm
2 stops8h 00m
$368
BostonColumbia
BOS - COU
BOSCOU
Boston Logan Intl
Wed 7/1
1:03 pm-6:17 pm
1 stop6h 14m
Columbia Regional
Wed 7/8
6:20 am-2:38 pm
1 stop7h 18m
$369
BostonSt. Louis
BOS - STL
BOSSTL
Boston Logan Intl
Fri 7/3
5:35 am-7:25 am
Nonstop2h 50m
Lambert-St Louis
Wed 7/8
3:10 pm-11:35 pm
1 stop7h 25m
$384
BostonSt. Louis
BOS - STL
BOSSTL
Boston Logan Intl
Fri 11/6
6:35 pm-8:40 pm
Nonstop3h 05m
Lambert-St Louis
Tue 11/10
1:20 pm-4:45 pm
Nonstop2h 25m
$389
BostonSpringfield
BOS - SGF
BOSSGF
Boston Logan Intl
Fri 10/16
6:55 am-2:50 pm
1 stop8h 55m
Springfield-Branson
Tue 10/20
6:45 pm-12:58 am
1 stop5h 13m
$394
BostonColumbia
BOS - COU
BOSCOU
Boston Logan Intl
Wed 7/1
6:00 am-10:13 am
1 stop5h 13m
Columbia Regional
Sat 7/4
8:00 am-4:33 pm
1 stop7h 33m
$398
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Boston to Missouri
Have a flexible travel schedule? Discover the best time to fly to Missouri from Boston with our price prediction graph.
BOS-MCI
BOS-JLN
BOS-SGF
BOS-STL
BOS-COU
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 Boston to Missouri
BOS-USMO
BOS-MCI
BOS-JLN
BOS-SGF
BOS-STL
What is the cheapest month to book a flight from Boston to Missouri?
Currently, August is the cheapest month in which you can book a flight from Boston to Missouri (average of $63). Flying from Boston to Missouri in April is currently the most expensive (average of $218). 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.
What is the cheapest time of day to fly from BOS to MO?
Find hourly flight availability from Boston to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 14, 2026.
It’s optimal to fly from Boston to Missouri in the evening. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight in the afternoon.
Weekly flight availability from Boston to Missouri
Explore weekly flight availability from Boston to Missouri. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 14, 2026.
The most flights from BOS to USMO are scheduled on a Friday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost to fly round-trip from Boston to Missouri?
How far ahead should I book a flight from Boston to Missouri?
The price you pay for your flight from Boston to Missouri may vary depending on when you book. For the best chance of a lower fare, look to book 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest day to fly from Boston to Missouri?
Use this chart to determine the cheapest time to fly round-trip from Boston to Missouri. Price data was last updated on June 13, 2026.
Travelers seeking maximum savings on their Boston to Missouri flight should consider departing on Thursday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
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 June 14, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Boston to Missouri. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Boston to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Boston to Missouri
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Complete your trip
Complete your trip to Missouri by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boston to Missouri by cabin class
Find flights from Boston to Missouri, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Missouri flights
Browse other Boston and Missouri flight options. Last updated on June 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Boston to Missouri flights
Consider these flights traveling from Boston to Missouri.
Top 6 airlines flying from Boston to Missouri
Discover the top 6 airlines that operate flights from Boston 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 June 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$90 | Average$251 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$133 | Average$502 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$198 | Average$431 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$198 | Average$472 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$308 | Average$483 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$327 | Average$454 | FlexibilityNo cancel fee | On-time62% |