Cheap Delta flights Milwaukee (MKE) to Ontario (ONT)

Cheap Delta flights Milwaukee (MKE) to Ontario (ONT)

Prices were available within the past 7 days and start at for one-way flights and $315 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Apr 12 - Fri, May 1

MKE

Milwaukee

ONT

Ontario

$315 Roundtrip, found 9 hours ago

$315

Roundtrip

found 9 hours ago

Select Delta flight, departing Sun, Apr 12 from Milwaukee to Ontario, returning Fri, May 1, priced at $315 found 9 hours ago

Tue, May 12 - Tue, May 19

MKE

Milwaukee

ONT

Ontario

$337 Roundtrip, found 4 days ago

$337

Roundtrip

found 4 days ago

Select Delta flight, departing Tue, May 12 from Milwaukee to Ontario, returning Tue, May 19, priced at $337 found 4 days ago

Mon, Apr 13 - Fri, May 1

MKE

Milwaukee

ONT

Ontario

$343 Roundtrip, found 9 hours ago

$343

Roundtrip

found 9 hours ago

Select Delta flight, departing Mon, Apr 13 from Milwaukee to Ontario, returning Fri, May 1, priced at $343 found 9 hours ago

Fri, Apr 10 - Fri, May 1

MKE

Milwaukee

ONT

Ontario

$347 Roundtrip, found 9 hours ago

$347

Roundtrip

found 9 hours ago

Select Delta flight, departing Fri, Apr 10 from Milwaukee to Ontario, returning Fri, May 1, priced at $347 found 9 hours ago