Flights from Portland to Clayton

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, Aug 26 - Sat, Aug 30

PDX

Portland Intl.

OAK

Oakland Intl.

$97 Roundtrip, found 1 day ago

$97

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Aug 26 from Portland Intl. to Oakland Intl., returning Sat, Aug 30, priced at $97 found 1 day ago

Sun, Aug 31 - Tue, Sep 2

PDX

Portland Intl.

OAK

Oakland Intl.

$132 Roundtrip, found 1 day ago

$132

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Sun, Aug 31 from Portland Intl. to Oakland Intl., returning Tue, Sep 2, priced at $132 found 1 day ago

Tue, Aug 26 - Thu, Sep 4

PDX

Portland Intl.

OAK

Oakland Intl.

$137 Roundtrip, found 1 day ago

$137

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Aug 26 from Portland Intl. to Oakland Intl., returning Thu, Sep 4, priced at $137 found 1 day ago

Fri, Aug 29 - Sat, Aug 30

PDX

Portland Intl.

OAK

Oakland Intl.

$142 Roundtrip, found 1 day ago

$142

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Fri, Aug 29 from Portland Intl. to Oakland Intl., returning Sat, Aug 30, priced at $142 found 1 day ago

Tue, Aug 26 - Mon, Sep 1

PDX

Portland Intl.

OAK

Oakland Intl.

$167 Roundtrip, found 1 day ago

$167

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Aug 26 from Portland Intl. to Oakland Intl., returning Mon, Sep 1, priced at $167 found 1 day ago

Sun, Aug 31 - Thu, Sep 4

PDX

Portland Intl.

OAK

Oakland Intl.

$172 Roundtrip, found 1 day ago

$172

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Sun, Aug 31 from Portland Intl. to Oakland Intl., returning Thu, Sep 4, priced at $172 found 1 day ago

Fri, Aug 29 - Thu, Sep 4

PDX

Portland Intl.

OAK

Oakland Intl.

$182 Roundtrip, found 1 day ago

$182

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Fri, Aug 29 from Portland Intl. to Oakland Intl., returning Thu, Sep 4, priced at $182 found 1 day ago

Mon, Sep 1 - Tue, Sep 2

PDX

Portland Intl.

OAK

Oakland Intl.

$187 Roundtrip, found 1 day ago

$187

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Mon, Sep 1 from Portland Intl. to Oakland Intl., returning Tue, Sep 2, priced at $187 found 1 day ago

Sun, Aug 31 - Mon, Sep 1

PDX

Portland Intl.

OAK

Oakland Intl.

$202 Roundtrip, found 1 day ago

$202

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Sun, Aug 31 from Portland Intl. to Oakland Intl., returning Mon, Sep 1, priced at $202 found 1 day ago

Fri, Aug 29 - Mon, Sep 1

PDX

Portland Intl.

OAK

Oakland Intl.

$212 Roundtrip, found 1 day ago

$212

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Fri, Aug 29 from Portland Intl. to Oakland Intl., returning Mon, Sep 1, priced at $212 found 1 day ago

Tue, Aug 26 - Fri, Aug 29

PDX

Portland Intl.

OAK

Oakland Intl.

$217 Roundtrip, found 1 day ago

$217

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Tue, Aug 26 from Portland Intl. to Oakland Intl., returning Fri, Aug 29, priced at $217 found 1 day ago

Mon, Sep 1 - Thu, Sep 4

PDX

Portland Intl.

OAK

Oakland Intl.

$227 Roundtrip, found 1 day ago

$227

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Mon, Sep 1 from Portland Intl. to Oakland Intl., returning Thu, Sep 4, priced at $227 found 1 day ago

Fri, Aug 29 - Mon, Sep 1

PDX

Portland Intl.

OAK

Oakland Intl.

$237 Roundtrip, found 1 day ago

$237

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Fri, Aug 29 from Portland Intl. to Oakland Intl., returning Mon, Sep 1, priced at $237 found 1 day ago

Fri, Aug 29 - Mon, Sep 1

PDX

Portland Intl.

OAK

Oakland Intl.

$240 Roundtrip, found 1 day ago

$240

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Fri, Aug 29 from Portland Intl. to Oakland Intl., returning Mon, Sep 1, priced at $240 found 1 day ago

Fri, Aug 29 - Mon, Sep 1

PDX

Portland Intl.

OAK

Oakland Intl.

$247 Roundtrip, found 1 day ago

$247

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Fri, Aug 29 from Portland Intl. to Oakland Intl., returning Mon, Sep 1, priced at $247 found 1 day ago

Fri, Aug 29 - Mon, Sep 1

PDX

Portland Intl.

OAK

Oakland Intl.

$252 Roundtrip, found 1 day ago

$252

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Fri, Aug 29 from Portland Intl. to Oakland Intl., returning Mon, Sep 1, priced at $252 found 1 day ago

Fri, Aug 29 - Mon, Sep 1

PDX

Portland Intl.

OAK

Oakland Intl.

$274 Roundtrip, found 1 day ago

$274

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Fri, Aug 29 from Portland Intl. to Oakland Intl., returning Mon, Sep 1, priced at $274 found 1 day ago

Fri, Aug 29 - Mon, Sep 1

PDX

Portland Intl.

OAK

Oakland Intl.

$277 Roundtrip, found 1 day ago

$277

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Fri, Aug 29 from Portland Intl. to Oakland Intl., returning Mon, Sep 1, priced at $277 found 1 day ago

Fri, Aug 29 - Mon, Sep 1

PDX

Portland Intl.

OAK

Oakland Intl.

$277 Roundtrip, found 1 day ago

$277

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Fri, Aug 29 from Portland Intl. to Oakland Intl., returning Mon, Sep 1, priced at $277 found 1 day ago

Fri, Aug 29 - Mon, Sep 1

PDX

Portland Intl.

OAK

Oakland Intl.

$639 Roundtrip, found 1 day ago

$639

Roundtrip

found 1 day ago

Select Delta flight, departing Fri, Aug 29 from Portland Intl. to Oakland Intl., returning Mon, Sep 1, priced at $639 found 1 day ago