Cheap Delta flights Colorado Springs (COS) to Ontario Intl. Airport (ONT)

Cheap Delta flights Colorado Springs (COS) to Ontario Intl. Airport (ONT)

Prices were available within the past 7 days and start at for one-way flights and $197 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 28 - Tue, Oct 6

COS

Colorado Springs

ONT

Ontario

$197 Roundtrip, found 5 hours ago

$197

Roundtrip

found 5 hours ago

Select Delta flight, departing Mon, Sep 28 from Colorado Springs to Ontario, returning Tue, Oct 6, priced at $197 found 5 hours ago

Mon, Sep 28 - Sun, Oct 4

COS

Colorado Springs

ONT

Ontario

$274 Roundtrip, found 5 hours ago

$274

Roundtrip

found 5 hours ago

Select Delta flight, departing Mon, Sep 28 from Colorado Springs to Ontario, returning Sun, Oct 4, priced at $274 found 5 hours ago