Cheap United flights Sioux Falls (FSD) to Ontario Intl. Airport (ONT)

Cheap United flights Sioux Falls (FSD) to Ontario Intl. Airport (ONT)

Prices were available within the past 7 days and start at for one-way flights and $560 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jun 13 - Thu, Jun 25

FSD

Sioux Falls

ONT

Ontario

$560 Roundtrip, found 1 day ago

$560

Roundtrip

found 1 day ago

Select United flight, departing Sat, Jun 13 from Sioux Falls to Ontario, returning Thu, Jun 25, priced at $560 found 1 day ago