$310 Cheap United flights St. Louis (STL) to Sioux Falls (FSD)

$310 Cheap United flights St. Louis (STL) to Sioux Falls (FSD)

Prices were available within the past 7 days and start at $310 for one-way flights and $538 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, May 17 - Tue, May 26

STL

St. Louis

FSD

Sioux Falls

$538 Roundtrip, found 1 day ago

$538

Roundtrip

found 1 day ago

Select United flight, departing Sun, May 17 from St. Louis to Sioux Falls, returning Tue, May 26, priced at $538 found 1 day ago

Sun, May 17 - Tue, May 26

STL

St. Louis

FSD

Sioux Falls

$553 Roundtrip, found 1 day ago

$553

Roundtrip

found 1 day ago

Select United flight, departing Sun, May 17 from St. Louis to Sioux Falls, returning Tue, May 26, priced at $553 found 1 day ago

Sun, May 17 - Tue, May 26

STL

St. Louis

FSD

Sioux Falls

$593 Roundtrip, found 1 day ago

$593

Roundtrip

found 1 day ago

Select United flight, departing Sun, May 17 from St. Louis to Sioux Falls, returning Tue, May 26, priced at $593 found 1 day ago