Flights from Portland to Monte Rio

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.

Thu, Jun 12 - Sun, Jun 15

PDX

Portland Intl.

SFO

San Francisco Intl.

$303 Roundtrip, found 6 days ago

$303

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jun 12 from Portland Intl. to San Francisco Intl., returning Sun, Jun 15, priced at $303 found 6 days ago

Thu, Jun 12 - Sun, Jun 15

PDX

Portland Intl.

SFO

San Francisco Intl.

$333 Roundtrip, found 6 days ago

$333

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jun 12 from Portland Intl. to San Francisco Intl., returning Sun, Jun 15, priced at $333 found 6 days ago

Thu, Jun 12 - Sun, Jun 15

PDX

Portland Intl.

SFO

San Francisco Intl.

$367 Roundtrip, found 6 days ago

$367

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Thu, Jun 12 from Portland Intl. to San Francisco Intl., returning Sun, Jun 15, priced at $367 found 6 days ago

Thu, Jun 12 - Sat, Jun 14

PDX

Portland Intl.

SFO

San Francisco Intl.

$369 Roundtrip, found 6 days ago

$369

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jun 12 from Portland Intl. to San Francisco Intl., returning Sat, Jun 14, priced at $369 found 6 days ago

Thu, Jun 12 - Sun, Jun 15

PDX

Portland Intl.

SFO

San Francisco Intl.

$377 Roundtrip, found 6 days ago

$377

Roundtrip

found 6 days ago

Select Delta flight, departing Thu, Jun 12 from Portland Intl. to San Francisco Intl., returning Sun, Jun 15, priced at $377 found 6 days ago

Thu, Jun 12 - Sun, Jun 15

PDX

Portland Intl.

SFO

San Francisco Intl.

$385 Roundtrip, found 6 days ago

$385

Roundtrip

found 6 days ago

Select United flight, departing Thu, Jun 12 from Portland Intl. to San Francisco Intl., returning Sun, Jun 15, priced at $385 found 6 days ago

Thu, Jun 12 - Sun, Jun 15

PDX

Portland Intl.

SFO

San Francisco Intl.

$397 Roundtrip, found 6 days ago

$397

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Thu, Jun 12 from Portland Intl. to San Francisco Intl., returning Sun, Jun 15, priced at $397 found 6 days ago

Thu, Jun 12 - Sun, Jun 15

PDX

Portland Intl.

SFO

San Francisco Intl.

$402 Roundtrip, found 6 days ago

$402

Roundtrip

found 6 days ago

Select American Airlines flight, departing Thu, Jun 12 from Portland Intl. to San Francisco Intl., returning Sun, Jun 15, priced at $402 found 6 days ago

Wed, Jun 11 - Sat, Jun 14

PDX

Portland Intl.

SFO

San Francisco Intl.

$407 Roundtrip, found 6 days ago

$407

Roundtrip

found 6 days ago

Select Delta flight, departing Wed, Jun 11 from Portland Intl. to San Francisco Intl., returning Sat, Jun 14, priced at $407 found 6 days ago

Wed, Jun 11 - Sat, Jun 14

PDX

Portland Intl.

SFO

San Francisco Intl.

$417 Roundtrip, found 6 days ago

$417

Roundtrip

found 6 days ago

Select Delta flight, departing Wed, Jun 11 from Portland Intl. to San Francisco Intl., returning Sat, Jun 14, priced at $417 found 6 days ago

Thu, Jun 12 - Sun, Jun 15

PDX

Portland Intl.

SFO

San Francisco Intl.

$417 Roundtrip, found 6 days ago

$417

Roundtrip

found 6 days ago

Select American Airlines flight, departing Thu, Jun 12 from Portland Intl. to San Francisco Intl., returning Sun, Jun 15, priced at $417 found 6 days ago