$194+ Cheap flights from Boston (BOS) to South Dakota
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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FSD
Sep 8 — Sep 151
Round-trip
1 adult, Economy
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Cheapest flights from Boston to South DakotaExplore the most affordable flight options available from Boston to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 9, 2026.
Explore the most affordable flight options available from Boston to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 9, 2026.
This American Airlines deal was found by Cheapflights users on 8/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:23 pm -
1 stop6h 18m
Tue 10/202:48 pm -
1 stop7h 48m
Deal found 8/6![American Airlines logo]()
$309
This United Airlines deal was found by Cheapflights users on 8/9. 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 9/166:42 pm -
1 stop5h 30m
Tue 9/297:50 am -
2 stops9h 02m
Deal found 8/9![United Airlines logo]()
$314
This American Airlines deal was found by Cheapflights users on 8/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:45 pm -
1 stop7h 45m
Sat 9/55:23 pm -
1 stop5h 35m
Deal found 8/5![American Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/212:27 pm -
1 stop6h 31m
Sat 9/53:06 pm -
2 stops7h 53m
Deal found 8/5![United Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 8/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:14 am -
1 stop6h 22m
Mon 8/315:23 pm -
1 stop5h 36m
Deal found 8/7![American Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:55 am -
1 stop7h 24m
Tue 9/294:28 pm -
1 stop6h 31m
Deal found 8/9![Delta logo]()
$344
This American Airlines deal was found by Cheapflights users on 8/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:14 am -
1 stop6h 22m
Tue 9/812:57 pm -
1 stop9h 40m
Deal found 8/9![American Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 8/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:50 am -
1 stop6h 55m
Sat 10/2411:29 am -
1 stop5h 25m
Deal found 8/7![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 8/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am -
2 stops9h 31m
Wed 9/96:41 pm -
1 stop5h 29m
Deal found 8/8![United Airlines logo]()
$364
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/211:00 am -
2 stops8h 58m
Wed 9/91:36 pm -
1 stop6h 23m
Deal found 8/5![United Airlines logo]()
$364
This American Airlines deal was found by Cheapflights users on 8/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:45 pm -
1 stop7h 45m
Sat 9/512:57 pm -
1 stop9h 43m
Deal found 8/8![American Airlines logo]()
$376
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:55 am -
1 stop5h 24m
Sat 9/2610:40 am -
1 stop7h 35m
Deal found 8/9![Delta logo]()
$379
Best flights from Boston to South DakotaDiscover carefully curated flight deals from Boston to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 9, 2026.
Discover carefully curated flight deals from Boston to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 9, 2026.
This Delta deal was found by Cheapflights users on 8/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:50 am -
1 stop6h 55m
Tue 11/106:40 am -
1 stop8h 06m
Deal found 8/8![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 8/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:14 am -
1 stop6h 22m
Mon 8/315:23 pm -
1 stop5h 36m
Deal found 8/8![American Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Thu 8/279:30 am -
2 stops9h 28m
Tue 9/86:41 pm -
1 stop5h 29m
Deal found 8/9![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 8/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/67:10 am -
1 stop8h 25m
Sat 1/97:40 am -
1 stop5h 22m
Deal found 8/8![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Wed 1/2010:44 am -
2 stops11h 02m
Sat 1/233:16 pm -
2 stops7h 38m
Deal found 8/6![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 8/6. 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.
Sat 9/56:18 pm -
1 stop6h 19m
Thu 9/104:31 pm -
1 stop5h 28m
Deal found 8/6![Delta logo]()
$489
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/45:01 pm -
1 stop7h 21m
Mon 9/77:47 am -
1 stop5h 20m
Deal found 8/5![United Airlines logo]()
$432
This American Airlines deal was found by Cheapflights users on 8/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:30 am -
1 stop9h 53m
Tue 9/2210:19 am -
1 stop9h 08m
Deal found 8/9![American Airlines logo]()
$558
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:33 am -
2 stops11h 34m
Mon 8/316:00 am -
2 stops10h 36m
Deal found 8/7![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/56:01 am -
1 stop6h 25m
Thu 9/101:36 pm -
1 stop7h 54m
Deal found 8/4![United Airlines logo]()
$453
This United Airlines deal was found by Cheapflights users on 8/5. 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 11/41:29 pm -
2 stops11h 01m
Tue 11/1012:39 pm -
2 stops9h 20m
Deal found 8/5![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Sat 9/510:38 am -
2 stops11h 59m
Fri 9/113:27 pm -
1 stop6h 27m
Deal found 8/9![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/159:30 am -
2 stops13h 08m
Tue 9/2211:22 am -
2 stops11h 48m
Deal found 8/4![United Airlines logo]()
$504
Last-minute flights from Boston to South DakotaDiscover last-minute flight deals from Boston to South Dakota. Data last updated August 9, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to South Dakota. Data last updated August 9, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:45 pm -
1 stop7h 45m
Sat 9/512:57 pm -
1 stop9h 43m
Deal found 8/8![American Airlines logo]()
$376
This American Airlines deal was found by Cheapflights users on 8/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:14 am -
1 stop6h 22m
Tue 9/812:57 pm -
1 stop9h 40m
Deal found 8/9![American Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Thu 8/279:30 am -
2 stops9h 28m
Tue 9/86:41 pm -
1 stop5h 29m
Deal found 8/9![United Airlines logo]()
$384
This American Airlines deal was found by Cheapflights users on 8/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:14 am -
1 stop6h 22m
Mon 8/315:23 pm -
1 stop5h 36m
Deal found 8/7![American Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 8/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:45 pm -
1 stop7h 45m
Sat 9/55:23 pm -
1 stop5h 35m
Deal found 8/5![American Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/212:27 pm -
1 stop6h 31m
Sat 9/53:06 pm -
2 stops7h 53m
Deal found 8/5![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/29:35 am -
1 stop8h 31m
Wed 9/91:36 pm -
1 stop6h 23m
Deal found 8/5![United Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 8/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am -
2 stops9h 31m
Wed 9/96:41 pm -
1 stop5h 29m
Deal found 8/8![United Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:55 am -
1 stop7h 24m
Tue 9/294:28 pm -
1 stop6h 31m
Deal found 8/9![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:05 am -
1 stop6h 14m
Tue 9/295:30 am -
1 stop8h 27m
Deal found 8/9![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 8/9. 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 9/166:42 pm -
1 stop5h 30m
Tue 9/297:50 am -
2 stops9h 02m
Deal found 8/9![United Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:55 am -
1 stop5h 24m
Sat 9/2610:40 am -
1 stop7h 35m
Deal found 8/9![Delta logo]()
$379
One-way flights from Boston to South DakotaSearch for one-way flight options from Boston to South Dakota. Find affordable one-way fares based on user searches. Data last updated August 9, 2026.
Search for one-way flight options from Boston to South Dakota. Find affordable one-way fares based on user searches. Data last updated August 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 8/1912:45 pm -
2 stops29h 10m
Deal found 8/5![Multiple Airlines logo]()
$194
This American Airlines deal was found by Cheapflights users on 8/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/310:30 am -
1 stop14h 59m
Deal found 8/7![American Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 8/9. 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.
Thu 10/811:28 am -
2 stops32h 08m
Deal found 8/9![Frontier logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/2612:54 pm -
2 stops27h 50m
Deal found 8/5![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 8/6. 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.
Sat 9/2612:54 pm -
3 stops45h 11m
Deal found 8/6![Multiple Airlines logo]()
$321
This United Airlines deal was found by Cheapflights users on 8/9. 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 9/812:37 pm -
1 stop6h 29m
Deal found 8/9![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:45 pm -
2 stops11h 59m
Deal found 8/7![United Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 8/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:00 am -
1 stop12h 37m
Deal found 8/7![American Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Sun 9/1311:53 am -
3 stops34h 26m
Deal found 8/7![Multiple Airlines logo]()
$340
This American Airlines deal was found by Cheapflights users on 8/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:33 am -
1 stop11h 04m
Deal found 8/5![American Airlines logo]()
$348
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/2310:38 am -
2 stops24h 50m
Deal found 8/5![United Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 8/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:17 pm -
1 stop17h 58m
Deal found 8/5![American Airlines logo]()
$362
Find flight deals from Boston to South Dakota
Keep the following information in mind while searching for Boston to South Dakota flight deals. Data was last updated August 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $309 (American Airlines) |
One-way from | $194 (Kiwi.com) |
Popular in | March |
Cheapest in | February |
Average price | $403 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to South Dakota that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 9, 2026.
Use the filters below to find and compare flights from Boston to South Dakota that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonRapid City
BOS Boston Logan Intl - RAP Rapid City
BOSRAP
Boston Logan Intl
Wed 11/4
5:50 am-10:45 am
1 stop6h 55m
Rapid City
Tue 11/10
6:40 am-4:46 pm
1 stop8h 06m
$359
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Fri 8/28
6:14 am-11:36 am
1 stop6h 22m
Sioux Falls Joe Foss Field
Mon 8/31
5:23 pm-11:59 pm
1 stop5h 36m
$374
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Thu 8/27
9:30 am-5:58 pm
2 stops9h 28m
Sioux Falls Joe Foss Field
Tue 9/8
6:41 pm-1:10 am
1 stop5h 29m
$384
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Wed 1/6
7:10 am-2:35 pm
1 stop8h 25m
Sioux Falls Joe Foss Field
Sat 1/9
7:40 am-2:02 pm
1 stop5h 22m
$399
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Wed 1/20
10:44 am-8:46 pm
2 stops11h 02m
Sioux Falls Joe Foss Field
Sat 1/23
3:16 pm-11:54 pm
2 stops7h 38m
$409
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Fri 9/4
5:01 pm-11:22 pm
1 stop7h 21m
Sioux Falls Joe Foss Field
Mon 9/7
7:47 am-2:07 pm
1 stop5h 20m
$432
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Fri 8/28
9:33 am-8:07 pm
2 stops11h 34m
Sioux Falls Joe Foss Field
Mon 8/31
6:00 am-5:36 pm
2 stops10h 36m
$439
BostonRapid City
BOS Boston Logan Intl - RAP Rapid City
BOSRAP
Boston Logan Intl
Sat 9/5
6:01 am-10:26 am
1 stop6h 25m
Rapid City
Thu 9/10
1:36 pm-11:30 pm
1 stop7h 54m
$453
BostonRapid City
BOS Boston Logan Intl - RAP Rapid City
BOSRAP
Boston Logan Intl
Wed 11/4
1:29 pm-10:30 pm
2 stops11h 01m
Rapid City
Tue 11/10
12:39 pm-11:59 pm
2 stops9h 20m
$469
Quickest round-trip
BostonRapid City
BOS Boston Logan Intl - RAP Rapid City
BOSRAP
Boston Logan Intl
Sat 9/5
6:18 pm-10:37 pm
1 stop6h 19m
Rapid City
Thu 9/10
4:31 pm-11:59 pm
1 stop5h 28m
$489
Showing 1-10 of 25 resultsSorted by cheapest first
Best time to book a flight from Boston to South Dakota
Have a flexible travel schedule? Discover the best time to fly to South Dakota from Boston with our price prediction graph.
BOS-FSD
BOS-RAP
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 South Dakota
BOS-USSD
BOS-FSD
BOS-RAP
What is the cheapest month to book a flight from Boston to South Dakota?
Currently, April is the cheapest month in which you can book a flight from Boston to South Dakota (average of $417). Flying from Boston to South Dakota in September is currently the most expensive (average of $574). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Boston to South Dakota?
Airfare is below average for this route at the moment.
Boston to South Dakota flights typically cost between $348 and $456 in October.The cheapest round-trip price found within the last 5 days was $309 on American Airlines (Oct 13-Oct 20).
How far ahead should I book a flight from Boston to South Dakota?
Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to South Dakota. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing South Dakota
Get insights into the airlines that provide service to South Dakota. 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 South Dakota. Reviews last updated August 9, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Boston to South Dakota. 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.
Comfort
7.8
Overall
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Comfort
7.8
Overall
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Comfort
7.8
Overall
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Comfort
7.8
Overall
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Related info for your journey
Find useful and relevant information for your journey from Boston to South Dakota. 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 South Dakota
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Complete your trip
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Find flights from Boston to South Dakota, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and South Dakota flights
Browse other Boston and South Dakota flight options. Last updated on August 9, 2026.
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Boston to South Dakota flights
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Top 3 airlines flying from Boston to South Dakota
Discover the top 3 airlines that operate flights from Boston to South Dakota. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$303 | Average$476 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$314 | Average$502 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$316 | Average$497 | FlexibilityNo cancel fee | On-time71% |