$283+ Cheap flights from St. Louis (STL) to South Dakota
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FSD
Nov 26 — Dec 31
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to South Dakota 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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Cheapest flights from St. Louis to South DakotaExplore the most affordable flight options available from St. Louis to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2026.
Explore the most affordable flight options available from St. Louis to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2026.
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:13 am -
1 stop6h 04m
Fri 11/278:31 am -
1 stop6h 10m
Deal found 10/23![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 11/67:26 am -
1 stop7h 27m
Sun 11/157:18 pm -
1 stop4h 37m
Deal found 10/23![American Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 12/2511:15 am -
1 stop5h 04m
Tue 12/295:00 am -
1 stop5h 35m
Deal found 10/22![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 12/38:40 am -
1 stop5h 23m
Sun 12/67:00 am -
1 stop4h 53m
Deal found 10/24![United Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 11/65:05 am -
1 stop6h 33m
Tue 11/107:18 pm -
1 stop4h 41m
Deal found 10/23![American Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am -
1 stop5h 31m
Sat 11/145:00 am -
1 stop6h 38m
Deal found 10/24![United Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 11/131:40 pm -
1 stop6h 39m
Sun 11/151:30 pm -
1 stop7h 10m
Deal found 10/24![United Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 11/64:39 pm -
1 stop7h 05m
Sun 11/87:48 am -
1 stop4h 22m
Deal found 10/25![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:00 am -
1 stop6h 31m
Thu 11/1210:30 am -
1 stop5h 27m
Deal found 10/26![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:50 pm -
1 stop4h 39m
Sat 11/79:32 am -
1 stop7h 25m
Deal found 10/25![United Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 11/214:39 pm -
1 stop5h 04m
Sat 11/285:50 pm -
1 stop4h 49m
Deal found 10/22![United Airlines logo]()
$390
This American Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 10/293:20 pm -
1 stop5h 53m
Sat 10/3112:53 pm -
2 stops11h 26m
Deal found 10/22![American Airlines logo]()
$394
Best flights from St. Louis to South DakotaDiscover carefully curated flight deals from St. Louis to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 27, 2026.
Discover carefully curated flight deals from St. Louis to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 27, 2026.
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 4/16:30 am -
1 stop5h 41m
Sat 4/39:50 am -
1 stop4h 41m
Deal found 10/23![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 11/201:40 pm -
1 stop6h 24m
Mon 11/237:39 am -
1 stop4h 31m
Deal found 10/23![United Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 11/67:26 am -
1 stop7h 27m
Sun 11/157:18 pm -
1 stop4h 37m
Deal found 10/23![American Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 3/196:30 am -
1 stop5h 41m
Sun 3/2810:58 am -
1 stop3h 33m
Deal found 10/25![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 12/38:40 am -
1 stop5h 23m
Sun 12/67:00 am -
1 stop4h 53m
Deal found 10/24![United Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 12/2511:15 am -
1 stop5h 04m
Tue 12/295:00 am -
1 stop5h 35m
Deal found 10/22![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am -
1 stop5h 31m
Sat 11/145:00 am -
2 stops8h 34m
Deal found 10/24![United Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 10/3111:31 am -
2 stops11h 08m
Sat 11/71:09 pm -
2 stops9h 50m
Deal found 10/24![American Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 11/131:40 pm -
1 stop6h 39m
Sun 11/151:30 pm -
1 stop7h 10m
Deal found 10/24![United Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 12/306:30 am -
1 stop3h 42m
Sat 1/210:52 am -
1 stop5h 44m
Deal found 10/26![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 11/64:39 pm -
1 stop7h 05m
Sun 11/87:48 am -
1 stop4h 22m
Deal found 10/25![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:00 am -
1 stop5h 31m
Thu 11/1212:39 pm -
2 stops8h 01m
Deal found 10/26![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 11/214:39 pm -
1 stop5h 04m
Sat 11/285:50 pm -
1 stop4h 49m
Deal found 10/22![United Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 10/318:50 am -
1 stop4h 58m
Sat 11/71:30 pm -
1 stop4h 53m
Deal found 10/24![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 12/236:30 am -
1 stop5h 49m
Sun 12/274:37 pm -
1 stop5h 51m
Deal found 10/25![Delta logo]()
$573
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 2/65:02 am -
1 stop5h 42m
Tue 2/97:30 am -
1 stop4h 43m
Deal found 10/26![United Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:00 am -
1 stop6h 31m
Wed 11/111:30 pm -
1 stop7h 10m
Deal found 10/25![United Airlines logo]()
$729
Last-minute flights from St. Louis to South DakotaDiscover last-minute flight deals from St. Louis to South Dakota. Data last updated October 27, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to South Dakota. Data last updated October 27, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 10/293:20 pm -
1 stop5h 53m
Sat 10/3112:53 pm -
2 stops11h 26m
Deal found 10/22![American Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 10/318:50 am -
1 stop4h 58m
Sat 11/71:30 pm -
1 stop4h 53m
Deal found 10/24![United Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 10/3111:31 am -
2 stops11h 08m
Sat 11/71:09 pm -
2 stops9h 50m
Deal found 10/24![American Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:50 pm -
1 stop4h 39m
Sat 11/79:32 am -
1 stop7h 25m
Deal found 10/25![United Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 11/67:26 am -
1 stop7h 27m
Sun 11/157:18 pm -
1 stop4h 37m
Deal found 10/23![American Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 11/65:05 am -
1 stop6h 33m
Tue 11/107:18 pm -
1 stop4h 41m
Deal found 10/23![American Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 11/64:39 pm -
1 stop7h 05m
Sun 11/87:48 am -
1 stop4h 22m
Deal found 10/25![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:00 am -
1 stop6h 31m
Thu 11/1210:30 am -
1 stop5h 27m
Deal found 10/26![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am -
1 stop5h 31m
Sat 11/145:00 am -
1 stop6h 38m
Deal found 10/24![United Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 11/131:40 pm -
1 stop6h 39m
Sun 11/151:30 pm -
1 stop7h 10m
Deal found 10/24![United Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:13 am -
1 stop6h 04m
Fri 11/278:31 am -
1 stop6h 10m
Deal found 10/23![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 11/214:39 pm -
1 stop5h 04m
Sat 11/285:50 pm -
1 stop4h 49m
Deal found 10/22![United Airlines logo]()
$390
One-way flights from St. Louis to South DakotaSearch for one-way flight options from St. Louis to South Dakota. Find affordable one-way fares based on user searches. Data last updated October 27, 2026.
Search for one-way flight options from St. Louis to South Dakota. Find affordable one-way fares based on user searches. Data last updated October 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 11/67:59 pm -
2 stops15h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 10/317:59 pm -
2 stops17h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$322
This American Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 10/315:40 am -
1 stop5h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![American Airlines logo]()
$361
This American Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 11/67:26 am -
1 stop7h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![American Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 11/68:30 am -
3 stops14h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![United Airlines logo]()
$1,115
Find flight deals from St. Louis to South Dakota
Keep the following information in mind while searching for St. Louis to South Dakota flight deals. Data was last updated October 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $319 (Delta) |
One-way from | $283 (Kiwi.com) |
Popular in | July |
Cheapest in | December |
Average price | $422 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis 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 7,457,451 searches. Data last updated October 27, 2026.
Use the filters below to find and compare flights from St. Louis to South Dakota that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisSioux Falls
STL Lambert-St Louis - FSD Sioux Falls Joe Foss Field
STLFSD
Lambert-St Louis
Thu 4/1
6:30 am-12:11 pm
1 stop5h 41m
Sioux Falls Joe Foss Field
Sat 4/3
9:50 am-2:31 pm
1 stop4h 41m
$319
St. LouisSioux Falls
STL Lambert-St Louis - FSD Sioux Falls Joe Foss Field
STLFSD
Lambert-St Louis
Fri 11/20
1:40 pm-8:04 pm
1 stop6h 24m
Sioux Falls Joe Foss Field
Mon 11/23
7:39 am-12:10 pm
1 stop4h 31m
$319
St. LouisSioux Falls
STL Lambert-St Louis - FSD Sioux Falls Joe Foss Field
STLFSD
Lambert-St Louis
Fri 3/19
6:30 am-12:11 pm
1 stop5h 41m
Sioux Falls Joe Foss Field
Sun 3/28
10:58 am-2:31 pm
1 stop3h 33m
$319
St. LouisRapid City
STL Lambert-St Louis - RAP Rapid City
STLRAP
Lambert-St Louis
Sat 10/31
7:59 pm-12:39 pm
2 stops17h 40m
Rapid City
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$322
St. LouisSioux Falls
STL Lambert-St Louis - FSD Sioux Falls Joe Foss Field
STLFSD
Lambert-St Louis
Fri 11/6
7:26 am-2:53 pm
1 stop7h 27m
Sioux Falls Joe Foss Field
Sun 11/15
7:18 pm-11:55 pm
1 stop4h 37m
$334
St. LouisRapid City
STL Lambert-St Louis - RAP Rapid City
STLRAP
Lambert-St Louis
Thu 12/3
8:40 am-1:03 pm
1 stop5h 23m
Rapid City
Sun 12/6
7:00 am-12:53 pm
1 stop4h 53m
$339
St. LouisSioux Falls
STL Lambert-St Louis - FSD Sioux Falls Joe Foss Field
STLFSD
Lambert-St Louis
Fri 12/25
11:15 am-4:19 pm
1 stop5h 04m
Sioux Falls Joe Foss Field
Tue 12/29
5:00 am-10:35 am
1 stop5h 35m
$339
St. LouisRapid City
STL Lambert-St Louis - RAP Rapid City
STLRAP
Lambert-St Louis
Thu 11/12
6:00 am-10:31 am
1 stop5h 31m
Rapid City
Sat 11/14
5:00 am-2:34 pm
2 stops8h 34m
$359
Quickest round-trip
St. LouisRapid City
STL Lambert-St Louis - RAP Rapid City
STLRAP
Lambert-St Louis
Sat 10/31
5:40 am-9:54 am
1 stop5h 14m
Rapid City
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$361
St. LouisRapid City
STL Lambert-St Louis - RAP Rapid City
STLRAP
Lambert-St Louis
Fri 11/13
1:40 pm-7:19 pm
1 stop6h 39m
Rapid City
Sun 11/15
1:30 pm-9:40 pm
1 stop7h 10m
$368
Showing 1-10 of 21 resultsSorted by cheapest first
Best time to book a flight from St. Louis to South Dakota
Have a flexible travel schedule? Discover the best time to fly to South Dakota from St. Louis with our price prediction graph.
STL-RAP
STL-FSD
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 South Dakota
STL-USSD
STL-RAP
STL-FSD
What is the cheapest month to book a flight from St. Louis to South Dakota?
Currently, April is the cheapest month in which you can book a flight from St. Louis to South Dakota (average of $367). Flying from St. Louis to South Dakota in October is currently the most expensive (average of $461). 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.
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 October 27, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from St. Louis to South Dakota to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Related info for your journey
Find useful and relevant information for your journey from St. Louis to South Dakota. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for St. Louis to South Dakota
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to South Dakota by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from St. Louis to South Dakota, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and South Dakota flights
Browse other St. Louis and South Dakota flight options. Last updated on October 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
St. Louis to South Dakota flights
Consider these flights traveling from St. Louis to South Dakota.
Top 3 airlines flying from St. Louis to South Dakota
Discover the top 3 airlines that operate flights from St. Louis 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 7,457,451 searches. Data last updated October 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$249 | Average$386 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$268 | Average$399 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$395 | FlexibilityNo cancel fee | On-time69% |