$112+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — MCI
Aug 6 — Aug 131
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 July 7, 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 July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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 7/5![Frontier logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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
1 stop22h 56m
Frontier
Mon 8/3111:26 am
MCI
- BOS
1 stop23h 21m
Frontier
Deal found 7/3![Frontier logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:41 am
BOS
- MCI
2 stops9h 29m
Frontier
Wed 8/126:17 pm
MCI
- BOS
1 stop15h 40m
Frontier
Deal found 7/6![Frontier logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/298:41 am
BOS
- MCI
2 stops9h 29m
Frontier
Mon 8/36:09 pm
MCI
- BOS
1 stop15h 48m
Frontier
Deal found 7/2![Frontier logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:41 am
BOS
- MCI
2 stops9h 29m
Frontier
Mon 8/176:17 pm
MCI
- BOS
1 stop16h 30m
Frontier
Deal found 7/5![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:36 am
BOS
- MCI
1 stop26h 05m
Frontier
Sat 8/295:00 pm
MCI
- BOS
1 stop17h 47m
Frontier
Deal found 7/3![Frontier logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2312:45 pm
BOS
- MCI
1 stop22h 56m
Frontier
Wed 8/2611:26 am
MCI
- BOS
1 stop20h 15m
Frontier
Deal found 7/3![Frontier logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1711:59 am
BOS
- MCI
1 stop6h 11m
Frontier
Wed 7/296:07 pm
MCI
- BOS
1 stop15h 50m
Frontier
Deal found 7/3![Frontier logo]()
$306
This American Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/411:58 am
BOS
- COU
1 stop7h 05m
American Airlines
Tue 9/812:43 pm
COU
- BOS
1 stop7h 17m
American Airlines
Deal found 7/3![American Airlines logo]()
$308
This Southwest deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/291:00 pm
BOS
- MCI
1 stop7h 50m
Southwest
Tue 9/16:30 am
MCI
- BOS
1 stop7h 10m
Southwest
Deal found 7/6![Southwest logo]()
$310
This United Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:42 pm
BOS
- COU
1 stop5h 13m
United Airlines
Tue 9/86:15 am
COU
- BOS
2 stops7h 35m
United Airlines
Deal found 7/3![United Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:50 am
BOS
- SGF
1 stop5h 31m
Delta
Thu 9/173:19 pm
SGF
- BOS
1 stop7h 12m
Delta
Deal found 7/3![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 July 7, 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 July 7, 2026.
This United Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:42 pm
BOS
- COU
1 stop5h 13m
United Airlines
Tue 9/86:15 am
COU
- BOS
2 stops7h 35m
United Airlines
Deal found 7/3![United Airlines logo]()
$314
This Southwest deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:10 pm
BOS
- MCI
2 stops8h 40m
Southwest
Tue 9/19:20 am
MCI
- BOS
2 stops8h 15m
Southwest
Deal found 7/6![Southwest logo]()
$321
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:14 pm
BOS
- SGF
1 stop8h 07m
Delta
Mon 8/246:58 pm
SGF
- BOS
1 stop5h 27m
Delta
Deal found 7/3![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:43 pm
BOS
- SGF
1 stop5h 44m
United Airlines
Sat 7/256:34 pm
SGF
- BOS
1 stop5h 40m
United Airlines
Deal found 7/4![United Airlines logo]()
$385
This Southwest deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:35 am
BOS
- STL
Nonstop2h 50m
Southwest
Tue 8/114:45 pm
STL
- BOS
1 stop4h 25m
Southwest
Deal found 7/6![Southwest logo]()
$404
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:10 am
BOS
- MCI
Nonstop3h 35m
Delta
Fri 10/167:30 pm
MCI
- BOS
Nonstop3h 09m
Delta
Deal found 7/3![Delta logo]()
$420
This United Airlines deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:01 am
BOS
- COU
1 stop5h 15m
United Airlines
Wed 9/26:15 am
COU
- BOS
1 stop5h 35m
United Airlines
Deal found 7/4![United Airlines logo]()
$398
This Southwest deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:00 am
BOS
- STL
Nonstop2h 50m
Southwest
Mon 9/73:45 pm
STL
- BOS
1 stop5h 35m
Southwest
Deal found 7/2![Southwest logo]()
$404
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/174:30 pm
BOS
- SGF
1 stop6h 40m
Delta
Mon 7/206:53 pm
SGF
- BOS
1 stop5h 27m
Delta
Deal found 7/3![Delta logo]()
$429
This Southwest deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/281:25 pm
BOS
- STL
1 stop5h 55m
Southwest
Thu 7/307:55 pm
STL
- BOS
Nonstop2h 35m
Southwest
Deal found 7/2![Southwest logo]()
$413
This Delta deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/44:05 pm
BOS
- MCI
Nonstop3h 38m
Delta
Mon 9/77:40 pm
MCI
- BOS
Nonstop3h 10m
Delta
Deal found 7/4![Delta logo]()
$463
This Southwest deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:40 am
BOS
- STL
2 stops6h 30m
Southwest
Mon 8/102:45 pm
STL
- BOS
2 stops6h 25m
Southwest
Deal found 7/3![Southwest logo]()
$424
This United Airlines deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:45 am
BOS
- JLN
2 stops8h 37m
United Airlines
Sat 7/258:54 am
JLN
- BOS
2 stops12h 18m
United Airlines
Deal found 7/6![United Airlines logo]()
$499
This Delta deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/284:05 pm
BOS
- MCI
Nonstop3h 38m
Delta
Mon 8/317:30 pm
MCI
- BOS
Nonstop3h 12m
Delta
Deal found 7/4![Delta logo]()
$463
This Southwest deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:50 pm
BOS
- STL
Nonstop2h 55m
Southwest
Sun 9/612:45 pm
STL
- BOS
Nonstop2h 35m
Southwest
Deal found 7/6![Southwest logo]()
$446
This United Airlines deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am
BOS
- SGF
2 stops9h 28m
United Airlines
Thu 9/101:37 pm
SGF
- BOS
2 stops10h 33m
United Airlines
Deal found 7/5![United Airlines logo]()
$499
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:10 am
BOS
- MCI
Nonstop3h 23m
Delta
Fri 9/257:30 pm
MCI
- BOS
Nonstop3h 11m
Delta
Deal found 7/2![Delta logo]()
$463
This Southwest deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/410:50 am
BOS
- STL
2 stops8h 05m
Southwest
Tue 8/256:40 pm
STL
- BOS
Nonstop2h 35m
Southwest
Deal found 7/4![Southwest logo]()
$446
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:10 am
BOS
- MCI
Nonstop3h 23m
Delta
Fri 10/27:30 pm
MCI
- BOS
Nonstop3h 11m
Delta
Deal found 7/2![Delta logo]()
$463
This United Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:00 am
BOS
- SGF
2 stops10h 47m
United Airlines
Mon 8/246:37 pm
SGF
- BOS
1 stop5h 33m
United Airlines
Deal found 7/3![United Airlines logo]()
$523
This Delta deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1411:15 am
BOS
- MCI
Nonstop3h 42m
Delta
Thu 12/172:45 pm
MCI
- BOS
Nonstop2h 59m
Delta
Deal found 7/6![Delta logo]()
$463
This Southwest deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:50 am
BOS
- STL
1 stop7h 25m
Southwest
Mon 10/57:55 pm
STL
- BOS
Nonstop2h 35m
Southwest
Deal found 7/5![Southwest logo]()
$471
This United Airlines deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:05 am
BOS
- SGF
2 stops12h 48m
United Airlines
Wed 7/296:34 pm
SGF
- BOS
1 stop5h 40m
United Airlines
Deal found 7/6![United Airlines logo]()
$564
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:30 am
BOS
- MCI
1 stop8h 51m
Delta
Fri 9/187:30 pm
MCI
- BOS
Nonstop3h 11m
Delta
Deal found 7/2![Delta logo]()
$473
This Southwest deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/41:30 pm
BOS
- STL
2 stops9h 35m
Southwest
Sun 9/68:20 am
STL
- BOS
2 stops9h 35m
Southwest
Deal found 7/6![Southwest logo]()
$476
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/144:05 pm
BOS
- MCI
Nonstop3h 38m
Delta
Tue 8/187:07 am
MCI
- BOS
1 stop8h 43m
Delta
Deal found 7/2![Delta logo]()
$473
This United Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:30 am
BOS
- SGF
2 stops11h 32m
United Airlines
Mon 8/176:37 pm
SGF
- BOS
1 stop5h 33m
United Airlines
Deal found 7/2![United Airlines logo]()
$574
This Delta deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:10 am
BOS
- MCI
Nonstop3h 31m
Delta
Sun 8/239:40 am
MCI
- BOS
Nonstop3h 04m
Delta
Deal found 7/4![Delta logo]()
$477
This United Airlines deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1712:35 pm
BOS
- SGF
2 stops11h 52m
United Airlines
Mon 7/206:34 pm
SGF
- BOS
1 stop5h 40m
United Airlines
Deal found 7/5![United Airlines logo]()
$610
This Delta deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:10 am
BOS
- MCI
Nonstop3h 31m
Delta
Mon 8/39:40 am
MCI
- BOS
Nonstop3h 04m
Delta
Deal found 7/4![Delta logo]()
$477
Last-minute flights from Boston to MissouriDiscover last-minute flight deals from Boston to Missouri. Data last updated July 7, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Missouri. Data last updated July 7, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1611:52 am
BOS
- STL
1 stop6h 45m
Frontier
Sun 7/196:34 pm
STL
- BOS
1 stop12h 12m
Frontier
Deal found 7/3![Frontier logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1711:59 am
BOS
- MCI
1 stop6h 11m
Frontier
Wed 7/296:07 pm
MCI
- BOS
1 stop15h 50m
Frontier
Deal found 7/3![Frontier logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/258:37 am
BOS
- MCI
2 stops9h 33m
Frontier
Mon 7/276:07 pm
MCI
- BOS
1 stop15h 50m
Frontier
Deal found 7/2![Frontier logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/298:41 am
BOS
- MCI
2 stops9h 29m
Frontier
Mon 8/36:09 pm
MCI
- BOS
1 stop15h 48m
Frontier
Deal found 7/2![Frontier logo]()
$279
This Delta deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/309:05 am
BOS
- SGF
1 stop6h 35m
Delta
Mon 8/36:58 pm
SGF
- BOS
1 stop5h 27m
Delta
Deal found 7/4![Delta logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:41 am
BOS
- MCI
2 stops9h 29m
Frontier
Wed 8/126:17 pm
MCI
- BOS
1 stop15h 40m
Frontier
Deal found 7/6![Frontier logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:41 am
BOS
- MCI
2 stops9h 29m
Frontier
Mon 8/176:17 pm
MCI
- BOS
1 stop16h 30m
Frontier
Deal found 7/5![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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 7/5![Frontier logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2312:45 pm
BOS
- MCI
1 stop22h 56m
Frontier
Wed 8/2611:26 am
MCI
- BOS
1 stop20h 15m
Frontier
Deal found 7/3![Frontier logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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
1 stop22h 56m
Frontier
Mon 8/3111:26 am
MCI
- BOS
1 stop23h 21m
Frontier
Deal found 7/3![Frontier logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:36 am
BOS
- MCI
1 stop26h 05m
Frontier
Sat 8/295:00 pm
MCI
- BOS
1 stop17h 47m
Frontier
Deal found 7/3![Frontier logo]()
$301
This Southwest deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/291:00 pm
BOS
- MCI
1 stop7h 50m
Southwest
Tue 9/16:30 am
MCI
- BOS
1 stop7h 10m
Southwest
Deal found 7/6![Southwest logo]()
$310
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 July 7, 2026.
Search for one-way flight options from Boston to Missouri. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/212:45 pm
BOS
- STL
1 stop29h 37m
Frontier
Deal found 7/2![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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
Allegiant Air
Deal found 7/7![Allegiant Air logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:00 pm
BOS
- STL
1 stop21h 40m
Frontier
Deal found 7/3![Frontier logo]()
$113
This Mytrip deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1210:04 am
BOS
- STL
1 stop14h 55m
Frontier
Deal found 7/2![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/410:04 am
BOS
- STL
1 stop14h 55m
Frontier
Deal found 7/3![Frontier logo]()
$119
This Super.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:04 am
BOS
- STL
1 stop14h 55m
Frontier
Deal found 7/6![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2212:45 pm
BOS
- STL
1 stop29h 37m
Frontier
Deal found 7/5![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.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 7/3![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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
Deal found 7/3![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1812:45 pm
BOS
- MCI
1 stop22h 56m
Frontier
Deal found 7/3![Frontier logo]()
$123
This Priceline deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:59 am
BOS
- MCI
1 stop6h 11m
Frontier
Deal found 7/7![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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
Deal found 7/6![Frontier logo]()
$128
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 July 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $257 (Kiwi.com) |
One-way from | $112 (Kiwi.com) |
Popular in | July |
Cheapest in | August |
Average price | $578 |
Good round-trip deal | $388 or less |
Good one-way deal | $209 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 July 7, 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
BostonColumbia
BOS - COU
BOSCOU
Boston Logan Intl
Fri 9/4
6:42 pm-10:55 pm
1 stop5h 13m
Columbia Regional
Tue 9/8
6:15 am-2:50 pm
2 stops7h 35m
$314
BostonKansas City
BOS - MCI
BOSMCI
Boston Logan Intl
Sat 8/29
12:10 pm-7:50 pm
2 stops8h 40m
Kansas City
Tue 9/1
9:20 am-6:35 pm
2 stops8h 15m
$321
BostonSpringfield
BOS - SGF
BOSSGF
Boston Logan Intl
Fri 8/21
3:14 pm-10:21 pm
1 stop8h 07m
Springfield-Branson
Mon 8/24
6:58 pm-1:25 am
1 stop5h 27m
$329
BostonSpringfield
BOS - SGF
BOSSGF
Boston Logan Intl
Tue 7/21
6:43 pm-11:27 pm
1 stop5h 44m
Springfield-Branson
Sat 7/25
6:34 pm-1:14 am
1 stop5h 40m
$385
BostonColumbia
BOS - COU
BOSCOU
Boston Logan Intl
Sat 8/29
6:01 am-10:16 am
1 stop5h 15m
Columbia Regional
Wed 9/2
6:15 am-12:50 pm
1 stop5h 35m
$398
BostonSt. Louis
BOS - STL
BOSSTL
Boston Logan Intl
Tue 8/4
5:35 am-7:25 am
Nonstop2h 50m
Lambert-St Louis
Tue 8/11
4:45 pm-10:10 pm
1 stop4h 25m
$404
BostonSt. Louis
BOS - STL
BOSSTL
Boston Logan Intl
Thu 9/3
5:00 am-6:50 am
Nonstop2h 50m
Lambert-St Louis
Mon 9/7
3:45 pm-10:20 pm
1 stop5h 35m
$404
BostonSt. Louis
BOS - STL
BOSSTL
Boston Logan Intl
Tue 7/28
1:25 pm-6:20 pm
1 stop5h 55m
Lambert-St Louis
Thu 7/30
7:55 pm-11:30 pm
Nonstop2h 35m
$413
BostonKansas City
BOS - MCI
BOSMCI
Boston Logan Intl
Tue 10/13
6:10 am-8:45 am
Nonstop3h 35m
Kansas City
Fri 10/16
7:30 pm-11:39 pm
Nonstop3h 09m
$420
BostonSt. Louis
BOS - STL
BOSSTL
Boston Logan Intl
Thu 8/6
9:40 am-3:10 pm
2 stops6h 30m
Lambert-St Louis
Mon 8/10
2:45 pm-10:10 pm
2 stops6h 25m
$424
Showing 1-10 of 54 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-STL
BOS-MCI
BOS-SGF
BOS-COU
BOS-JLN
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-STL
BOS-MCI
BOS-SGF
BOS-COU
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 July 7, 2026.
It’s optimal to fly from Boston to Missouri in the evening. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight in the afternoon.
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 73 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 July 4, 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. Sunday afternoons 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 July 7, 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.
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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 July 7, 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 July 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$90 | Average$242 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$133 | Average$502 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$198 | Average$446 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$198 | Average$472 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$309 | Average$490 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$327 | Average$444 | FlexibilityNo cancel fee | On-time62% |