$226 Cheap Delta flights Ontario (ONT) to Chicago (ORD)

$226 Cheap Delta flights Ontario (ONT) to Chicago (ORD)

Prices were available within the past 7 days and start at $226 for one-way flights and $328 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Dec 25 - Wed, Dec 31

ONT

Ontario

ORD

Chicago

$328 Roundtrip, found 5 days ago

$328

Roundtrip

found 5 days ago

Select Delta flight, departing Thu, Dec 25 from Ontario to Chicago, returning Wed, Dec 31, priced at $328 found 5 days ago

Thu, Dec 25 - Wed, Dec 31

ONT

Ontario

ORD

Chicago

$368 Roundtrip, found 5 days ago

$368

Roundtrip

found 5 days ago

Select Delta flight, departing Thu, Dec 25 from Ontario to Chicago, returning Wed, Dec 31, priced at $368 found 5 days ago

Fri, May 8 - Sat, May 16

ONT

Ontario

ORD

Chicago

$504 Roundtrip, found 1 day ago

$504

Roundtrip

found 1 day ago

Select Delta flight, departing Fri, May 8 from Ontario to Chicago, returning Sat, May 16, priced at $504 found 1 day ago

Fri, May 8 - Tue, May 19

ONT

Ontario

ORD

Chicago

$516 Roundtrip, found 1 day ago

$516

Roundtrip

found 1 day ago

Select Delta flight, departing Fri, May 8 from Ontario to Chicago, returning Tue, May 19, priced at $516 found 1 day ago

Mon, May 11 - Mon, May 18

ONT

Ontario

ORD

Chicago

$519 Roundtrip, found 1 day ago

$519

Roundtrip

found 1 day ago

Select Delta flight, departing Mon, May 11 from Ontario to Chicago, returning Mon, May 18, priced at $519 found 1 day ago

Thu, May 14 - Sat, May 16

ONT

Ontario

ORD

Chicago

$539 Roundtrip, found 1 day ago

$539

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, May 14 from Ontario to Chicago, returning Sat, May 16, priced at $539 found 1 day ago