$184+ Cheap flights from South Dakota to St. Louis (STL)
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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — STL
Jun 3 — Jun 101
Round-trip
1 adult, Economy
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Find cheap flights from South Dakota to St. Louis 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 South Dakota to St. LouisExplore the most affordable flight options available from South Dakota to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 4, 2026.
Explore the most affordable flight options available from South Dakota to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 4, 2026.
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 9/225:15 am
FSD
- STL
1 stop6h 15m
Delta
Sun 9/276:30 am
STL
- FSD
1 stop5h 58m
Delta
Deal found 4/29![Delta logo]()
$292
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/215:00 am
FSD
- STL
1 stop5h 32m
Delta
Mon 5/256:21 am
STL
- FSD
1 stop3h 54m
Delta
Deal found 4/29![Delta logo]()
$303
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:51 pm
FSD
- STL
1 stop5h 06m
United Airlines
Mon 5/255:10 am
STL
- FSD
1 stop5h 30m
United Airlines
Deal found 5/3![United Airlines logo]()
$304
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 5/2811:13 am
RAP
- STL
1 stop4h 33m
Delta
Tue 6/25:36 pm
STL
- RAP
1 stop5h 48m
Delta
Deal found 4/30![Delta logo]()
$309
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/147:39 pm
FSD
- STL
1 stop4h 17m
American Airlines
Mon 5/185:21 pm
STL
- FSD
1 stop5h 45m
American Airlines
Deal found 4/29![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/225:35 pm
FSD
- STL
1 stop6h 24m
American Airlines
Mon 5/256:00 am
STL
- FSD
1 stop5h 37m
American Airlines
Deal found 4/29![American Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 5/2. 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 5/2810:21 am
RAP
- STL
1 stop5h 12m
United Airlines
Sun 6/75:10 am
STL
- RAP
1 stop5h 10m
United Airlines
Deal found 5/2![United Airlines logo]()
$335
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 6/126:51 pm
FSD
- STL
1 stop5h 06m
United Airlines
Sun 6/145:10 am
STL
- FSD
1 stop5h 30m
United Airlines
Deal found 4/30![United Airlines logo]()
$338
This United Airlines deal was found by Cheapflights users on 5/1. 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 9/1911:25 am
FSD
- STL
1 stop5h 06m
United Airlines
Tue 9/225:10 am
STL
- FSD
1 stop7h 28m
United Airlines
Deal found 5/1![United Airlines logo]()
$341
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:51 pm
FSD
- STL
1 stop5h 06m
United Airlines
Mon 6/15:10 am
STL
- FSD
1 stop5h 30m
United Airlines
Deal found 5/3![United Airlines logo]()
$350
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:50 am
FSD
- STL
1 stop3h 42m
Delta
Fri 5/225:36 pm
STL
- FSD
1 stop5h 35m
Delta
Deal found 5/3![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 5/264:33 pm
RAP
- STL
1 stop5h 48m
Delta
Wed 6/35:36 pm
STL
- RAP
1 stop5h 48m
Delta
Deal found 4/30![Delta logo]()
$354
Best flights from South Dakota to St. LouisDiscover carefully curated flight deals from South Dakota to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 4, 2026.
Discover carefully curated flight deals from South Dakota to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 4, 2026.
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 9/225:15 am
FSD
- STL
1 stop6h 15m
Delta
Sun 9/276:30 am
STL
- FSD
1 stop5h 58m
Delta
Deal found 4/29![Delta logo]()
$292
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:51 pm
FSD
- STL
1 stop5h 06m
United Airlines
Mon 5/255:10 am
STL
- FSD
1 stop5h 30m
United Airlines
Deal found 5/3![United Airlines logo]()
$304
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 5/1612:29 pm
FSD
- STL
1 stop4h 12m
American Airlines
Wed 5/205:51 am
STL
- FSD
1 stop6h 08m
American Airlines
Deal found 4/30![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/215:00 am
FSD
- STL
1 stop5h 32m
Delta
Mon 5/256:21 am
STL
- FSD
1 stop3h 54m
Delta
Deal found 4/29![Delta logo]()
$303
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/147:39 pm
FSD
- STL
1 stop4h 17m
American Airlines
Mon 5/185:21 pm
STL
- FSD
1 stop5h 45m
American Airlines
Deal found 4/29![American Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 5/2. 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 5/2810:21 am
RAP
- STL
1 stop5h 12m
United Airlines
Sun 6/75:10 am
STL
- RAP
1 stop5h 10m
United Airlines
Deal found 5/2![United Airlines logo]()
$335
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 5/284:33 pm
RAP
- STL
1 stop5h 48m
Delta
Tue 6/21:59 pm
STL
- RAP
2 stops9h 25m
Delta
Deal found 4/30![Delta logo]()
$314
This American Airlines deal was found by Cheapflights users on 5/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:35 pm
FSD
- STL
1 stop6h 23m
American Airlines
Sun 6/75:29 am
STL
- FSD
1 stop6h 43m
American Airlines
Deal found 5/2![American Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 5/1. 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 9/1911:25 am
FSD
- STL
1 stop5h 06m
United Airlines
Tue 9/225:10 am
STL
- FSD
1 stop7h 28m
United Airlines
Deal found 5/1![United Airlines logo]()
$341
This American Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:35 pm
FSD
- STL
1 stop6h 24m
American Airlines
Mon 6/17:50 pm
STL
- FSD
1 stop15h 47m
American Airlines
Deal found 5/3![American Airlines logo]()
$385
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/261:35 pm
RAP
- STL
1 stop6h 46m
United Airlines
Wed 6/35:10 am
STL
- RAP
1 stop5h 10m
United Airlines
Deal found 5/3![United Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2210:13 am
RAP
- STL
1 stop5h 18m
United Airlines
Tue 8/259:00 am
STL
- RAP
1 stop4h 24m
United Airlines
Deal found 4/29![United Airlines logo]()
$389
Last-minute flights from South Dakota to St. LouisDiscover last-minute flight deals from South Dakota to St. Louis. Data last updated May 4, 2026 and is based on user searches.
Discover last-minute flight deals from South Dakota to St. Louis. Data last updated May 4, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/1. 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.
Tue 5/56:00 am
RAP
- STL
1 stop4h 32m
Delta
Mon 5/1111:25 am
STL
- RAP
1 stop5h 23m
Delta
Deal found 5/1![Delta logo]()
$414
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/147:39 pm
FSD
- STL
1 stop4h 17m
American Airlines
Mon 5/185:21 pm
STL
- FSD
1 stop5h 45m
American Airlines
Deal found 4/29![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:50 am
FSD
- STL
1 stop3h 42m
Delta
Fri 5/225:36 pm
STL
- FSD
1 stop5h 35m
Delta
Deal found 5/3![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/215:00 am
FSD
- STL
1 stop5h 32m
Delta
Mon 5/256:21 am
STL
- FSD
1 stop3h 54m
Delta
Deal found 4/29![Delta logo]()
$303
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:51 pm
FSD
- STL
1 stop5h 06m
United Airlines
Mon 5/255:10 am
STL
- FSD
1 stop5h 30m
United Airlines
Deal found 5/3![United Airlines logo]()
$304
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/225:35 pm
FSD
- STL
1 stop6h 24m
American Airlines
Mon 5/256:00 am
STL
- FSD
1 stop5h 37m
American Airlines
Deal found 4/29![American Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 5/264:33 pm
RAP
- STL
1 stop5h 48m
Delta
Wed 6/35:36 pm
STL
- RAP
1 stop5h 48m
Delta
Deal found 4/30![Delta logo]()
$354
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/261:35 pm
RAP
- STL
1 stop6h 46m
United Airlines
Wed 6/35:10 am
STL
- RAP
1 stop5h 10m
United Airlines
Deal found 5/3![United Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” 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 5/2811:13 am
RAP
- STL
1 stop4h 33m
Delta
Tue 6/25:36 pm
STL
- RAP
1 stop5h 48m
Delta
Deal found 4/30![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 5/2. 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 5/2810:21 am
RAP
- STL
1 stop5h 12m
United Airlines
Sun 6/75:10 am
STL
- RAP
1 stop5h 10m
United Airlines
Deal found 5/2![United Airlines logo]()
$335
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:51 pm
FSD
- STL
1 stop5h 06m
United Airlines
Mon 6/15:10 am
STL
- FSD
1 stop5h 30m
United Airlines
Deal found 5/3![United Airlines logo]()
$350
This American Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:35 pm
FSD
- STL
1 stop6h 24m
American Airlines
Mon 6/17:50 pm
STL
- FSD
1 stop15h 47m
American Airlines
Deal found 5/3![American Airlines logo]()
$385
One-way flights from South Dakota to St. LouisSearch for one-way flight options from South Dakota to St. Louis. Find affordable one-way fares based on user searches. Data last updated May 4, 2026.
Search for one-way flight options from South Dakota to St. Louis. Find affordable one-way fares based on user searches. Data last updated May 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 6/14:25 pm
FSD
- STL
1 stop26h 58m
Frontier
Deal found 5/1![Frontier logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 8/29:50 pm
RAP
- STL
2 stops15h 59m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 6/19:26 am
FSD
- STL
2 stops9h 10m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$205
This United Airlines deal was found by Cheapflights users on 5/1. 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.
Sun 8/26:00 am
RAP
- STL
1 stop5h 11m
United Airlines
Deal found 5/1![United Airlines logo]()
$232
This American Airlines deal was found by Cheapflights users on 5/1. 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 6/24:46 pm
FSD
- STL
1 stop7h 28m
American Airlines
Deal found 5/1![American Airlines logo]()
$237
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Mon 6/155:35 pm
FSD
- STL
1 stop6h 24m
American Airlines
Deal found 5/1![American Airlines logo]()
$258
This American Airlines deal was found by Cheapflights users on 5/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/195:34 pm
FSD
- STL
1 stop6h 24m
American Airlines
Deal found 5/2![American Airlines logo]()
$259
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Sat 7/254:55 pm
RAP
- STL
1 stop6h 03m
American Airlines
Deal found 5/1![American Airlines logo]()
$260
This American Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/104:57 pm
RAP
- STL
1 stop5h 02m
American Airlines
Deal found 5/3![American Airlines logo]()
$265
This American Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:11 pm
RAP
- STL
1 stop4h 09m
American Airlines
Deal found 5/3![American Airlines logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 7/255:00 pm
FSD
- STL
3 stops25h 36m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/105:57 pm
RAP
- STL
2 stops24h 26m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$300
Find flight deals from South Dakota to St. Louis
Keep the following information in mind while searching for South Dakota to St. Louis flight deals. Data was last updated May 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $292 (Delta) |
One-way from | $184 (Kiwi.com) |
Popular in | July |
Cheapest in | September |
Average price | $324 |
Cheapflights Fare Finder
Customize your flight search to find flights from South Dakota to St. Louis 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 May 4, 2026.
Use the filters below to find and compare flights from South Dakota to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Sioux FallsSt. Louis
FSD - STL
FSDSTL
Sioux Falls Joe Foss Field
Tue 9/22
5:15 am-11:30 am
1 stop6h 15m
Lambert-St Louis
Sun 9/27
6:30 am-12:28 pm
1 stop5h 58m
$292
Quickest round-trip
Sioux FallsSt. Louis
FSD - STL
FSDSTL
Sioux Falls Joe Foss Field
Thu 5/21
5:00 am-10:32 am
1 stop5h 32m
Lambert-St Louis
Mon 5/25
6:21 am-10:15 am
1 stop3h 54m
$303
Sioux FallsSt. Louis
FSD - STL
FSDSTL
Sioux Falls Joe Foss Field
Fri 5/22
6:51 pm-11:57 pm
1 stop5h 06m
Lambert-St Louis
Mon 5/25
5:10 am-10:40 am
1 stop5h 30m
$304
Rapid CitySt. Louis
RAP - STL
RAPSTL
Rapid City
Thu 5/28
4:33 pm-11:21 pm
1 stop5h 48m
Lambert-St Louis
Tue 6/2
1:59 pm-10:24 pm
2 stops9h 25m
$314
Sioux FallsSt. Louis
FSD - STL
FSDSTL
Sioux Falls Joe Foss Field
Sat 5/16
12:29 pm-4:41 pm
1 stop4h 12m
Lambert-St Louis
Wed 5/20
5:51 am-11:59 am
1 stop6h 08m
$319
Sioux FallsSt. Louis
FSD - STL
FSDSTL
Sioux Falls Joe Foss Field
Thu 5/14
7:39 pm-11:56 pm
1 stop4h 17m
Lambert-St Louis
Mon 5/18
5:21 pm-11:06 pm
1 stop5h 45m
$319
Sioux FallsSt. Louis
FSD - STL
FSDSTL
Sioux Falls Joe Foss Field
Mon 6/1
5:35 pm-11:58 pm
1 stop6h 23m
Lambert-St Louis
Sun 6/7
5:29 am-12:12 pm
1 stop6h 43m
$324
Rapid CitySt. Louis
RAP - STL
RAPSTL
Rapid City
Thu 5/28
10:21 am-4:33 pm
1 stop5h 12m
Lambert-St Louis
Sun 6/7
5:10 am-9:20 am
1 stop5h 10m
$335
Sioux FallsSt. Louis
FSD - STL
FSDSTL
Sioux Falls Joe Foss Field
Sat 9/19
11:25 am-4:31 pm
1 stop5h 06m
Lambert-St Louis
Tue 9/22
5:10 am-12:38 pm
1 stop7h 28m
$341
Sioux FallsSt. Louis
FSD - STL
FSDSTL
Sioux Falls Joe Foss Field
Thu 5/28
5:35 pm-11:59 pm
1 stop6h 24m
Lambert-St Louis
Mon 6/1
7:50 pm-11:37 am
1 stop15h 47m
$385
Showing 1-10 of 26 resultsSorted by cheapest first
Best time to book a flight from South Dakota to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from South Dakota with our price prediction graph.
FSD-STL
RAP-STL
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.
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Everything you need to know about your flight from South Dakota to St. Louis
USSD-STL
FSD-STL
RAP-STL
What is the cheapest month to book a flight from South Dakota to St. Louis?
Currently, May is the cheapest month in which you can book a flight from South Dakota to St. Louis (average of $174). Flying from South Dakota to St. Louis in February is currently the most expensive (average of $308). 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 South Dakota to St. Louis?
Related info for your journey
Find useful and relevant information for your journey from South Dakota to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus
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Complete your trip
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South Dakota and St. Louis flights
Browse other South Dakota and St. Louis flight options. Last updated on May 4, 2026.
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Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 4, 2026.
South Dakota to St. Louis flights
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Top 3 airlines flying from South Dakota to St. Louis
Discover the top 3 airlines that operate flights from South Dakota to St. Louis. 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 May 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$208 | Average$344 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$264 | Average$350 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$278 | Average$377 | FlexibilityNo cancel fee | On-time71% |