
Popular airlines from St. Louis to The Dakotas
United
Delta
American Airlines
Frontier Airlines
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Cheap Flights from St. Louis to The Dakotas (STL-FSD)
Prices were available within the past 7 days and start at $100 for one-way flights and $198 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 24 - Fri, Sep 26
STL
St. Louis
FAR
Fargo
$198 Roundtrip, found 3 hours ago
$198
Roundtrip
found 3 hours ago

Sat, Sep 13 - Mon, Sep 15
STL
St. Louis
FSD
Sioux Falls
$198 Roundtrip, found 11 hours ago
$198
Roundtrip
found 11 hours ago

Thu, Sep 11 - Sun, Sep 14
STL
St. Louis
FSD
Sioux Falls
$208 Roundtrip, found 11 hours ago
$208
Roundtrip
found 11 hours ago

Sat, Aug 30 - Tue, Sep 2
STL
St. Louis
FSD
Sioux Falls
$214 Roundtrip, found 4 days ago
$214
Roundtrip
found 4 days ago

Sat, Aug 30 - Tue, Sep 2
STL
St. Louis
FSD
Sioux Falls
$214 Roundtrip, found 4 days ago
$214
Roundtrip
found 4 days ago

Sat, Aug 30 - Tue, Sep 2
STL
St. Louis
FSD
Sioux Falls
$227 Roundtrip, found 4 days ago
$227
Roundtrip
found 4 days ago
Find the cheapest month to fly from St. Louis (STL) to Rapid City (RAP)
September is typically the cheapest month to fly
From $248 - $486 per traveler.
Graph displaying average flight prices per month
Alternative airports
Prices were available within the past 7 days. Prices and availability are subject to change.
Select flight to Rapid City Regional RAP. Flights from $445
RAP
Rapid City Regional
Select flight to Sioux Falls Regional FSD. Cheapest option available. Flights from $234
FSD
Sioux Falls Regional
Cheapest
Select flight to Bismarck Municipal BIS. Flights from $279
BIS
Bismarck Municipal
Select flight to Williston, ND (XWA-Basin Intl.) XWA. Flights from $263
XWA
Williston, ND (XWA-Basin Intl.)
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