$139 Cheap Delta flights Portland (PDX) to Ontario (ONT)

$139 Cheap Delta flights Portland (PDX) to Ontario (ONT)

Prices were available within the past 7 days and start at $139 for one-way flights and $199 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, May 25 - Thu, May 29

PDX

Portland

ONT

Ontario

$199 Roundtrip, found 3 hours ago

$199

Roundtrip

found 3 hours ago

Select Delta flight, departing Sun, May 25 from Portland to Ontario, returning Thu, May 29, priced at $199 found 3 hours ago

Sun, May 25 - Wed, May 28

PDX

Portland

ONT

Ontario

$277 Roundtrip, found 3 hours ago

$277

Roundtrip

found 3 hours ago

Select Delta flight, departing Sun, May 25 from Portland to Ontario, returning Wed, May 28, priced at $277 found 3 hours ago