$250 Cheap United flights Ontario (ONT) to Sioux Falls (FSD)

$250 Cheap United flights Ontario (ONT) to Sioux Falls (FSD)

Prices were available within the past 7 days and start at $250 for one-way flights and $349 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Nov 8 - Fri, Nov 14

ONT

Ontario

FSD

Sioux Falls

$349 Roundtrip, found 2 days ago

$349

Roundtrip

found 2 days ago

Select United flight, departing Sat, Nov 8 from Ontario to Sioux Falls, returning Fri, Nov 14, priced at $349 found 2 days ago

Fri, Nov 7 - Fri, Nov 14

ONT

Ontario

FSD

Sioux Falls

$374 Roundtrip, found 2 days ago

$374

Roundtrip

found 2 days ago

Select United flight, departing Fri, Nov 7 from Ontario to Sioux Falls, returning Fri, Nov 14, priced at $374 found 2 days ago

Thu, Nov 6 - Tue, Nov 11

ONT

Ontario

FSD

Sioux Falls

$379 Roundtrip, found 2 days ago

$379

Roundtrip

found 2 days ago

Select United flight, departing Thu, Nov 6 from Ontario to Sioux Falls, returning Tue, Nov 11, priced at $379 found 2 days ago

Sun, Nov 9 - Fri, Nov 14

ONT

Ontario

FSD

Sioux Falls

$384 Roundtrip, found 2 days ago

$384

Roundtrip

found 2 days ago

Select United flight, departing Sun, Nov 9 from Ontario to Sioux Falls, returning Fri, Nov 14, priced at $384 found 2 days ago

Sun, Nov 9 - Fri, Nov 14

ONT

Ontario

FSD

Sioux Falls

$389 Roundtrip, found 2 days ago

$389

Roundtrip

found 2 days ago

Select United flight, departing Sun, Nov 9 from Ontario to Sioux Falls, returning Fri, Nov 14, priced at $389 found 2 days ago

Fri, Nov 7 - Wed, Nov 12

ONT

Ontario

FSD

Sioux Falls

$399 Roundtrip, found 2 days ago

$399

Roundtrip

found 2 days ago

Select United flight, departing Fri, Nov 7 from Ontario to Sioux Falls, returning Wed, Nov 12, priced at $399 found 2 days ago