$80+ Cheap flights from St. Louis (STL) to Massachusetts
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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BOS
Mar 5 — Mar 121
1 adult, Economy
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Find cheap flights from St. Louis to Massachusetts with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from St. Louis to MassachusettsExplore the most affordable flight options available from St. Louis to Massachusetts. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
Explore the most affordable flight options available from St. Louis to Massachusetts. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 3/23:49 pm
STL
- BDL
1 stop16h 34m
Frontier
Mon 3/98:08 pm
BDL
- STL
1 stop28h 11m
Frontier
Deal found 1/31![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 3/33:49 pm
STL
- BDL
1 stop16h 34m
Multiple Airlines
Tue 3/109:10 am
BDL
- STL
1 stop15h 09m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Tue 2/173:49 pm
STL
- BDL
1 stop16h 34m
Multiple Airlines
Sat 2/217:20 am
BDL
- STL
2 stops48h 31m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/1111:32 am
STL
- BOS
1 stop23h 09m
Multiple Airlines
Mon 3/169:45 am
BOS
- STL
1 stop10h 40m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Mon 4/208:13 pm
STL
- BOS
1 stop14h 52m
Frontier
Thu 4/2312:56 pm
BOS
- STL
2 stops18h 54m
Frontier
Deal found 2/1![Frontier logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Wed 2/183:49 pm
STL
- BOS
1 stop16h 17m
Multiple Airlines
Thu 2/194:22 pm
BOS
- STL
1 stop8h 37m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Tue 3/2411:27 am
STL
- BOS
2 stops25h 28m
Multiple Airlines
Sat 3/2812:36 pm
BOS
- STL
1 stop22h 55m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Mon 3/2312:16 pm
STL
- BOS
1 stop22h 25m
Frontier
Sat 3/2812:36 pm
BOS
- STL
1 stop22h 55m
Frontier
Deal found 2/1![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Tue 2/173:49 pm
STL
- BDL
1 stop16h 34m
Frontier
Sat 2/2111:59 am
BDL
- STL
1 stop13h 00m
Frontier
Deal found 2/2![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 2/153:49 pm
STL
- BOS
1 stop18h 48m
Multiple Airlines
Sun 2/224:22 pm
BOS
- STL
2 stops21h 47m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$287
This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/264:51 pm
STL
- BDL
1 stop25h 22m
Frontier
Sun 3/298:08 pm
BDL
- STL
1 stop28h 11m
Frontier
Deal found 2/3![Frontier logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 3/1312:16 pm
STL
- BOS
1 stop21h 54m
Frontier
Tue 3/1712:36 pm
BOS
- STL
1 stop23h 01m
Frontier
Deal found 2/3![Frontier logo]()
$291
Best flights from St. Louis to MassachusettsDiscover carefully curated flight deals from St. Louis to Massachusetts that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
Discover carefully curated flight deals from St. Louis to Massachusetts that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 3/23:49 pm
STL
- BDL
1 stop16h 34m
Frontier
Mon 3/98:08 pm
BDL
- STL
1 stop28h 11m
Frontier
Deal found 1/31![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 3/33:49 pm
STL
- BDL
1 stop16h 34m
Multiple Airlines
Tue 3/109:10 am
BDL
- STL
1 stop15h 09m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$230
This American Airlines deal was found by Cheapflights users on 1/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:05 am
STL
- ALB
1 stop4h 57m
American Airlines
Sat 3/712:39 pm
ALB
- STL
1 stop9h 33m
American Airlines
Deal found 1/31![American Airlines logo]()
$296
This Delta deal was found by Cheapflights users on 1/31. 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.
Sun 3/86:32 am
STL
- BDL
1 stop4h 32m
Delta
Mon 3/94:54 pm
BDL
- STL
1 stop4h 48m
Delta
Deal found 1/31![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Fri 3/275:00 am
STL
- BDL
1 stop4h 53m
United Airlines
Mon 3/306:30 pm
BDL
- STL
1 stop5h 26m
United Airlines
Deal found 2/1![United Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 2/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/77:40 pm
STL
- BOS
Nonstop2h 25m
Southwest
Sat 3/145:35 am
BOS
- STL
Nonstop3h 05m
Southwest
Deal found 2/1![Southwest logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Tue 2/173:49 pm
STL
- BDL
1 stop16h 34m
Frontier
Sat 2/2111:59 am
BDL
- STL
1 stop13h 00m
Frontier
Deal found 2/2![Frontier logo]()
$281
This Delta deal was found by Cheapflights users on 2/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:04 pm
STL
- BDL
1 stop4h 31m
Delta
Sun 5/106:00 am
BDL
- STL
1 stop5h 27m
Delta
Deal found 2/1![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 3/246:25 am
STL
- BDL
1 stop6h 50m
United Airlines
Fri 3/274:45 pm
BDL
- STL
1 stop5h 38m
United Airlines
Deal found 2/2![United Airlines logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Thu 3/198:02 am
STL
- BOS
1 stop12h 31m
Multiple Airlines
Sun 3/2212:35 pm
BOS
- STL
1 stop25h 59m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$321
This Delta deal was found by Cheapflights users on 2/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/116:04 pm
STL
- BDL
1 stop4h 31m
Delta
Fri 5/157:18 pm
BDL
- STL
1 stop5h 41m
Delta
Deal found 2/1![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Thu 3/127:41 am
STL
- BDL
1 stop5h 34m
United Airlines
Tue 3/313:04 pm
BDL
- STL
2 stops9h 53m
United Airlines
Deal found 2/2![United Airlines logo]()
$302
This American Airlines deal was found by Cheapflights users on 2/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/95:46 pm
STL
- ALB
1 stop4h 41m
American Airlines
Tue 6/163:18 pm
ALB
- STL
1 stop7h 05m
American Airlines
Deal found 2/1![American Airlines logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Tue 4/214:55 pm
STL
- BOS
2 stops30h 56m
Frontier
Sat 4/2512:35 pm
BOS
- STL
1 stop22h 55m
Frontier
Deal found 2/2![Frontier logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 4/911:21 am
STL
- BOS
2 stops11h 38m
Multiple Airlines
Sun 4/124:23 pm
BOS
- STL
1 stop16h 28m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$325
This Delta deal was found by Cheapflights users on 2/2. 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 4/166:19 am
STL
- BDL
1 stop6h 37m
Delta
Wed 4/2211:47 am
BDL
- STL
1 stop6h 57m
Delta
Deal found 2/2![Delta logo]()
$297
This Southwest deal was found by Cheapflights users on 2/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/235:40 am
STL
- BOS
1 stop4h 15m
Southwest
Tue 4/285:55 pm
BOS
- STL
Nonstop3h 05m
Southwest
Deal found 2/1![Southwest logo]()
$364
This American Airlines deal was found by Cheapflights users on 2/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:46 pm
STL
- ALB
1 stop4h 41m
American Airlines
Wed 7/293:18 pm
ALB
- STL
1 stop7h 05m
American Airlines
Deal found 2/1![American Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 2/2. 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 2/246:05 am
STL
- BOS
2 stops9h 05m
Southwest
Wed 2/256:25 am
BOS
- STL
Nonstop3h 20m
Southwest
Deal found 2/2![Southwest logo]()
$366
This United Airlines deal was found by Cheapflights users on 1/31. 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.
Tue 3/36:25 am
STL
- ALB
2 stops6h 41m
United Airlines
Sat 3/74:54 pm
ALB
- STL
1 stop5h 11m
United Airlines
Deal found 1/31![United Airlines logo]()
$345
This Southwest deal was found by Cheapflights users on 2/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/231:25 pm
STL
- BOS
Nonstop2h 30m
Southwest
Sat 3/285:35 am
BOS
- STL
Nonstop3h 05m
Southwest
Deal found 2/1![Southwest logo]()
$367
This American Airlines deal was found by Cheapflights users on 2/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:05 am
STL
- ALB
1 stop5h 31m
American Airlines
Mon 5/185:07 pm
ALB
- STL
1 stop5h 16m
American Airlines
Deal found 2/1![American Airlines logo]()
$370
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Sat 2/287:41 am
STL
- ALB
1 stop5h 24m
United Airlines
Sun 3/16:00 am
ALB
- STL
1 stop5h 36m
United Airlines
Deal found 2/1![United Airlines logo]()
$350
This Southwest deal was found by Cheapflights users on 2/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:20 am
STL
- BOS
1 stop4h 20m
Southwest
Thu 4/235:40 am
BOS
- STL
Nonstop3h 00m
Southwest
Deal found 2/1![Southwest logo]()
$381
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 3/107:00 pm
STL
- ALB
1 stop4h 30m
United Airlines
Thu 3/128:14 am
ALB
- STL
1 stop7h 28m
United Airlines
Deal found 2/2![United Airlines logo]()
$362
This Southwest deal was found by Cheapflights users on 2/2. 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 3/35:55 pm
STL
- BOS
Nonstop2h 30m
Southwest
Sun 3/85:35 am
BOS
- STL
Nonstop3h 05m
Southwest
Deal found 2/2![Southwest logo]()
$396
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 2/246:25 am
STL
- BOS
2 stops6h 47m
United Airlines
Wed 2/257:45 am
BOS
- STL
1 stop5h 36m
United Airlines
Deal found 2/2![United Airlines logo]()
$376
This Southwest deal was found by Cheapflights users on 2/3. 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.
Tue 3/35:55 pm
STL
- BOS
Nonstop2h 30m
Southwest
Sat 3/75:35 am
BOS
- STL
Nonstop3h 05m
Southwest
Deal found 2/3![Southwest logo]()
$396
This Expedia deal was found by Cheapflights users on 2/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/162:47 pm
STL
- MVY
2 stops17h 27m
Multiple Airlines
Fri 2/207:09 am
MVY
- STL
2 stops17h 50m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$1,508
Last-minute flights from St. Louis to MassachusettsDiscover last-minute flight deals from St. Louis to Massachusetts. Data last updated February 3, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Massachusetts. Data last updated February 3, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 2/153:49 pm
STL
- BOS
1 stop18h 48m
Multiple Airlines
Sun 2/224:22 pm
BOS
- STL
2 stops21h 47m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Tue 2/173:49 pm
STL
- BDL
1 stop16h 34m
Multiple Airlines
Sat 2/217:20 am
BDL
- STL
2 stops48h 31m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Tue 2/173:49 pm
STL
- BDL
1 stop16h 34m
Frontier
Sat 2/2111:59 am
BDL
- STL
1 stop13h 00m
Frontier
Deal found 2/2![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Wed 2/183:49 pm
STL
- BOS
1 stop16h 17m
Multiple Airlines
Thu 2/194:22 pm
BOS
- STL
1 stop8h 37m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 3/23:49 pm
STL
- BDL
1 stop16h 34m
Frontier
Mon 3/98:08 pm
BDL
- STL
1 stop28h 11m
Frontier
Deal found 1/31![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 3/33:49 pm
STL
- BDL
1 stop16h 34m
Multiple Airlines
Tue 3/109:10 am
BDL
- STL
1 stop15h 09m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/1111:32 am
STL
- BOS
1 stop23h 09m
Multiple Airlines
Mon 3/169:45 am
BOS
- STL
1 stop10h 40m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 3/1312:16 pm
STL
- BOS
1 stop21h 54m
Frontier
Tue 3/1712:36 pm
BOS
- STL
1 stop23h 01m
Frontier
Deal found 2/3![Frontier logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 3/1312:16 pm
STL
- BOS
2 stops10h 43m
Multiple Airlines
Tue 3/1712:36 pm
BOS
- STL
1 stop23h 01m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Mon 3/2312:16 pm
STL
- BOS
1 stop22h 25m
Frontier
Sat 3/2812:36 pm
BOS
- STL
1 stop22h 55m
Frontier
Deal found 2/1![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Tue 3/2411:27 am
STL
- BOS
2 stops25h 28m
Multiple Airlines
Sat 3/2812:36 pm
BOS
- STL
1 stop22h 55m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$279
This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/264:51 pm
STL
- BDL
1 stop25h 22m
Frontier
Sun 3/298:08 pm
BDL
- STL
1 stop28h 11m
Frontier
Deal found 2/3![Frontier logo]()
$289
One-way flights from St. Louis to MassachusettsSearch for one-way flight options from St. Louis to Massachusetts. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
Search for one-way flight options from St. Louis to Massachusetts. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
This Super.com deal was found by Cheapflights users on 2/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/253:49 pm
STL
- BOS
1 stop16h 17m
Frontier
Deal found 2/3![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Sat 2/288:17 pm
STL
- BDL
1 stop16h 15m
Frontier
Deal found 2/1![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Mon 3/28:22 pm
STL
- BOS
2 stops19h 23m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 3/33:49 pm
STL
- BOS
1 stop18h 59m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 3/28:22 pm
STL
- BOS
1 stop27h 51m
Frontier
Deal found 2/3![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Mon 2/98:22 pm
STL
- BOS
1 stop27h 51m
Frontier
Deal found 2/2![Frontier logo]()
$91
This Frontier deal was found by Cheapflights users on 2/3. 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 4/3011:21 am
STL
- BOS
1 stop12h 30m
Frontier
Deal found 2/3![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Tue 3/3111:27 am
STL
- BOS
2 stops25h 28m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 4/711:21 am
STL
- BOS
1 stop13h 05m
Frontier
Deal found 2/3![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Tue 3/3111:27 am
STL
- BOS
1 stop12h 46m
Frontier
Deal found 2/2![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Tue 2/243:49 pm
STL
- BOS
2 stops30h 55m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 3/48:17 pm
STL
- BOS
2 stops19h 58m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$104
Find flight deals from St. Louis to Massachusetts
Keep the following information in mind while searching for St. Louis to Massachusetts flight deals. Data was last updated February 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $173 (Kiwi.com) |
One-way from | $80 (Super.com) |
Popular in | January |
Cheapest in | September |
Average price | $447 |
Good round-trip deal | $472 or less |
Good one-way deal | $316 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Massachusetts that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from St. Louis to Massachusetts that are best for you.
Fly from
St. Louis
Fly to
Massachusetts
Route
Depart
Return
Price
St. LouisHartford
STL - BDL
STLBDL
Lambert-St Louis
Mon 3/2
3:49 pm-9:23 am
1 stop16h 34m
Hartford Bradley Intl
Mon 3/9
8:08 pm-11:19 pm
1 stop28h 11m
$173
St. LouisHartford
STL - BDL
STLBDL
Lambert-St Louis
Tue 3/3
3:49 pm-9:23 am
1 stop16h 34m
Hartford Bradley Intl
Tue 3/10
9:10 am-11:19 pm
1 stop15h 09m
$230
St. LouisHartford
STL - BDL
STLBDL
Lambert-St Louis
Tue 2/17
3:49 pm-9:23 am
1 stop16h 34m
Hartford Bradley Intl
Sat 2/21
11:59 am-11:59 pm
1 stop13h 00m
$281
St. LouisAlbany
STL - ALB
STLALB
Lambert-St Louis
Tue 3/3
7:05 am-1:02 pm
1 stop4h 57m
Albany Intl
Sat 3/7
12:39 pm-9:12 pm
1 stop9h 33m
$296
St. LouisHartford
STL - BDL
STLBDL
Lambert-St Louis
Sun 3/8
6:32 am-12:04 pm
1 stop4h 32m
Hartford Bradley Intl
Mon 3/9
4:54 pm-8:42 pm
1 stop4h 48m
$297
St. LouisHartford
STL - BDL
STLBDL
Lambert-St Louis
Fri 3/27
5:00 am-10:53 am
1 stop4h 53m
Hartford Bradley Intl
Mon 3/30
6:30 pm-10:56 pm
1 stop5h 26m
$297
St. LouisHartford
STL - BDL
STLBDL
Lambert-St Louis
Fri 5/8
6:04 pm-11:35 pm
1 stop4h 31m
Hartford Bradley Intl
Sun 5/10
6:00 am-10:27 am
1 stop5h 27m
$297
St. LouisHartford
STL - BDL
STLBDL
Lambert-St Louis
Tue 3/24
6:25 am-2:15 pm
1 stop6h 50m
Hartford Bradley Intl
Fri 3/27
4:45 pm-9:23 pm
1 stop5h 38m
$297
St. LouisHartford
STL - BDL
STLBDL
Lambert-St Louis
Mon 5/11
6:04 pm-11:35 pm
1 stop4h 31m
Hartford Bradley Intl
Fri 5/15
7:18 pm-11:59 pm
1 stop5h 41m
$297
St. LouisHartford
STL - BDL
STLBDL
Lambert-St Louis
Thu 4/16
6:19 am-1:56 pm
1 stop6h 37m
Hartford Bradley Intl
Wed 4/22
11:47 am-5:44 pm
1 stop6h 57m
$297
Showing 1-10 of 59 results
Best time to book a flight from St. Louis to Massachusetts
Have a flexible travel schedule? Discover the best time to fly to Massachusetts from St. Louis with our price prediction graph.
STL-BDL
STL-ALB
STL-BOS
STL-MVY
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 St. Louis to Massachusetts
STL-USMA
STL-BDL
STL-ALB
STL-BOS
STL-MVY
What is the cheapest month to book a flight from St. Louis to Massachusetts?
Currently, January is the cheapest month in which you can book a flight from St. Louis to Massachusetts (average of $181). Flying from St. Louis to Massachusetts in May is currently the most expensive (average of $299). 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 STL to MA?
Find hourly flight availability from St. Louis to Massachusetts. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 3, 2026.
It’s optimal to fly from St. Louis to Massachusetts in the evening. By choosing this option you can save up to 58% on the cost of your flight, compared to a flight at noon.
What is the cheapest day to fly from St. Louis to Massachusetts?
Use this chart to determine the cheapest time to fly round-trip from St. Louis to Massachusetts. Price data was last updated on January 31, 2026.
Travelers seeking maximum savings on their St. Louis to Massachusetts flight should consider departing on Thursday evenings when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from St. Louis to Massachusetts
Explore weekly flight availability from St. Louis to Massachusetts. 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 February 3, 2026.
The most flights from STL to USMA are scheduled on a Friday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).
How much does it cost to fly round-trip from St. Louis to Massachusetts?
Reviews of airlines servicing Massachusetts
Get insights into the airlines that provide service to Massachusetts. 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 Massachusetts. Reviews last updated February 3, 2026.
Read through reviews of airlines operating flights from St. Louis to Massachusetts, such as Southwest, Delta, and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Massachusetts. 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 St. Louis to Massachusetts
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Massachusetts by adding a car rental and/or hotel reservation to your travel itinerary.
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St. Louis and Massachusetts flights
Browse other St. Louis and Massachusetts flight options. Last updated on February 3, 2026.
Popular flight searches
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St. Louis to Massachusetts flights
Consider these flights traveling from St. Louis to Massachusetts.
Top 6 airlines flying from St. Louis to Massachusetts
Discover the top 6 airlines that operate flights from St. Louis to Massachusetts. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$61 | Average$260 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$73 | Average$249 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$118 | Average$469 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$153 | Average$311 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$260 | Average$455 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$303 | Average$457 | FlexibilityNo cancel fee | On-time63% |