$215 Cheap Delta flights Ontario (ONT) to Philadelphia (PHL)

$215 Cheap Delta flights Ontario (ONT) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $215 for one-way flights and $371 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Apr 1 - Mon, Apr 13

ONT

Ontario

PHL

Philadelphia

$371 Roundtrip, found 4 days ago

$371

Roundtrip

found 4 days ago

Select Delta flight, departing Wed, Apr 1 from Ontario to Philadelphia, returning Mon, Apr 13, priced at $371 found 4 days ago

Fri, Apr 3 - Mon, Apr 13

ONT

Ontario

PHL

Philadelphia

$400 Roundtrip, found 4 days ago

$400

Roundtrip

found 4 days ago

Select Delta flight, departing Fri, Apr 3 from Ontario to Philadelphia, returning Mon, Apr 13, priced at $400 found 4 days ago

Thu, Apr 2 - Mon, Apr 13

ONT

Ontario

PHL

Philadelphia

$434 Roundtrip, found 4 days ago

$434

Roundtrip

found 4 days ago

Select Delta flight, departing Thu, Apr 2 from Ontario to Philadelphia, returning Mon, Apr 13, priced at $434 found 4 days ago