Flights from Portland to Walnut Creek

Cheapest flights from Portland

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 22 - Tue, Jul 29

PDX

Portland Intl.

OAK

Oakland Intl.

$157 Roundtrip, found 20 hours ago

$157

Roundtrip

found 20 hours ago

Select Hawaiian Airlines flight, departing Tue, Jul 22 from Portland Intl. to Oakland Intl., returning Tue, Jul 29, priced at $157 found 20 hours ago

Wed, Jul 23 - Mon, Jul 28

PDX

Portland Intl.

OAK

Oakland Intl.

$177 Roundtrip, found 20 hours ago

$177

Roundtrip

found 20 hours ago

Select Delta flight, departing Wed, Jul 23 from Portland Intl. to Oakland Intl., returning Mon, Jul 28, priced at $177 found 20 hours ago

Tue, Jul 22 - Thu, Jul 31

PDX

Portland Intl.

OAK

Oakland Intl.

$177 Roundtrip, found 20 hours ago

$177

Roundtrip

found 20 hours ago

Select Alaska Airlines flight, departing Tue, Jul 22 from Portland Intl. to Oakland Intl., returning Thu, Jul 31, priced at $177 found 20 hours ago

Tue, Jul 22 - Fri, Aug 1

PDX

Portland Intl.

OAK

Oakland Intl.

$197 Roundtrip, found 20 hours ago

$197

Roundtrip

found 20 hours ago

Select Hawaiian Airlines flight, departing Tue, Jul 22 from Portland Intl. to Oakland Intl., returning Fri, Aug 1, priced at $197 found 20 hours ago

Wed, Jul 23 - Fri, Aug 1

PDX

Portland Intl.

OAK

Oakland Intl.

$217 Roundtrip, found 20 hours ago

$217

Roundtrip

found 20 hours ago

Select Alaska Airlines flight, departing Wed, Jul 23 from Portland Intl. to Oakland Intl., returning Fri, Aug 1, priced at $217 found 20 hours ago

Mon, Jul 28 - Fri, Aug 1

PDX

Portland Intl.

OAK

Oakland Intl.

$237 Roundtrip, found 20 hours ago

$237

Roundtrip

found 20 hours ago

Select Alaska Airlines flight, departing Mon, Jul 28 from Portland Intl. to Oakland Intl., returning Fri, Aug 1, priced at $237 found 20 hours ago

Sun, Jul 27 - Fri, Aug 1

PDX

Portland Intl.

OAK

Oakland Intl.

$257 Roundtrip, found 20 hours ago

$257

Roundtrip

found 20 hours ago

Select Alaska Airlines flight, departing Sun, Jul 27 from Portland Intl. to Oakland Intl., returning Fri, Aug 1, priced at $257 found 20 hours ago

Fri, Jul 25 - Fri, Jul 25

PDX

Portland Intl.

OAK

Oakland Intl.

$267 Roundtrip, found 20 hours ago

$267

Roundtrip

found 20 hours ago

Select Hawaiian Airlines flight, departing Fri, Jul 25 from Portland Intl. to Oakland Intl., returning Fri, Jul 25, priced at $267 found 20 hours ago

Sun, Jul 27 - Sun, Jul 27

PDX

Portland Intl.

OAK

Oakland Intl.

$437 Roundtrip, found 20 hours ago

$437

Roundtrip

found 20 hours ago

Select Alaska Airlines flight, departing Sun, Jul 27 from Portland Intl. to Oakland Intl., returning Sun, Jul 27, priced at $437 found 20 hours ago