Flights from San Francisco to Lake Oswego

Cheapest flights from San Francisco

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.

Mon, Jul 14 - Fri, Jul 25

SFO

San Francisco Intl.

PDX

Portland Intl.

$108 Roundtrip, found 1 day ago

$108

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Jul 14 from San Francisco Intl. to Portland Intl., returning Fri, Jul 25, priced at $108 found 1 day ago

Thu, Jul 17 - Tue, Jul 22

SJC

Norman Y. Mineta San Jose Intl.

PDX

Portland Intl.

$120 Roundtrip, found 1 day ago

$120

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Jul 17 from Norman Y. Mineta San Jose Intl. to Portland Intl., returning Tue, Jul 22, priced at $120 found 1 day ago

Fri, Jul 18 - Fri, Jul 25

SFO

San Francisco Intl.

PDX

Portland Intl.

$130 Roundtrip, found 1 day ago

$130

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Jul 18 from San Francisco Intl. to Portland Intl., returning Fri, Jul 25, priced at $130 found 1 day ago

Thu, Jul 17 - Tue, Jul 22

SJC

Norman Y. Mineta San Jose Intl.

PDX

Portland Intl.

$135 Roundtrip, found 1 day ago

$135

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Jul 17 from Norman Y. Mineta San Jose Intl. to Portland Intl., returning Tue, Jul 22, priced at $135 found 1 day ago

Mon, Jul 14 - Mon, Jul 21

SFO

San Francisco Intl.

PDX

Portland Intl.

$139 Roundtrip, found 1 day ago

$139

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Jul 14 from San Francisco Intl. to Portland Intl., returning Mon, Jul 21, priced at $139 found 1 day ago

Tue, Jul 15 - Tue, Jul 22

SJC

Norman Y. Mineta San Jose Intl.

PDX

Portland Intl.

$140 Roundtrip, found 1 day ago

$140

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Tue, Jul 15 from Norman Y. Mineta San Jose Intl. to Portland Intl., returning Tue, Jul 22, priced at $140 found 1 day ago

Wed, Jul 16 - Tue, Jul 22

SJC

Norman Y. Mineta San Jose Intl.

PDX

Portland Intl.

$149 Roundtrip, found 1 day ago

$149

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Wed, Jul 16 from Norman Y. Mineta San Jose Intl. to Portland Intl., returning Tue, Jul 22, priced at $149 found 1 day ago

Thu, Jul 17 - Wed, Jul 23

SJC

Norman Y. Mineta San Jose Intl.

PDX

Portland Intl.

$154 Roundtrip, found 1 day ago

$154

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Jul 17 from Norman Y. Mineta San Jose Intl. to Portland Intl., returning Wed, Jul 23, priced at $154 found 1 day ago

Tue, Jul 15 - Tue, Jul 22

SFO

San Francisco Intl.

PDX

Portland Intl.

$155 Roundtrip, found 1 day ago

$155

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Jul 15 from San Francisco Intl. to Portland Intl., returning Tue, Jul 22, priced at $155 found 1 day ago

Wed, Jul 16 - Tue, Jul 22

SFO

San Francisco Intl.

PDX

Portland Intl.

$155 Roundtrip, found 1 day ago

$155

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Wed, Jul 16 from San Francisco Intl. to Portland Intl., returning Tue, Jul 22, priced at $155 found 1 day ago

Wed, Jul 16 - Tue, Jul 22

SFO

San Francisco Intl.

PDX

Portland Intl.

$155 Roundtrip, found 1 day ago

$155

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 16 from San Francisco Intl. to Portland Intl., returning Tue, Jul 22, priced at $155 found 1 day ago

Tue, Jul 15 - Sat, Jul 19

SFO

San Francisco Intl.

PDX

Portland Intl.

$156 Roundtrip, found 1 day ago

$156

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Jul 15 from San Francisco Intl. to Portland Intl., returning Sat, Jul 19, priced at $156 found 1 day ago

Sat, Jul 19 - Thu, Jul 24

SFO

San Francisco Intl.

PDX

Portland Intl.

$157 Roundtrip, found 1 day ago

$157

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Sat, Jul 19 from San Francisco Intl. to Portland Intl., returning Thu, Jul 24, priced at $157 found 1 day ago

Wed, Jul 16 - Tue, Jul 22

SJC

Norman Y. Mineta San Jose Intl.

PDX

Portland Intl.

$159 Roundtrip, found 1 day ago

$159

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 16 from Norman Y. Mineta San Jose Intl. to Portland Intl., returning Tue, Jul 22, priced at $159 found 1 day ago

Fri, Jul 18 - Mon, Jul 21

SFO

San Francisco Intl.

PDX

Portland Intl.

$161 Roundtrip, found 1 day ago

$161

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Jul 18 from San Francisco Intl. to Portland Intl., returning Mon, Jul 21, priced at $161 found 1 day ago

Wed, Jul 16 - Tue, Jul 22

SFO

San Francisco Intl.

PDX

Portland Intl.

$165 Roundtrip, found 1 day ago

$165

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 16 from San Francisco Intl. to Portland Intl., returning Tue, Jul 22, priced at $165 found 1 day ago

Tue, Jun 24 - Wed, Jul 2

SJC

Norman Y. Mineta San Jose Intl.

PDX

Portland Intl.

$165 Roundtrip, found 5 hours ago

$165

Roundtrip

found 5 hours ago

Select Spirit Airlines flight, departing Tue, Jun 24 from Norman Y. Mineta San Jose Intl. to Portland Intl., returning Wed, Jul 2, priced at $165 found 5 hours ago

Wed, Jul 16 - Tue, Jul 22

SFO

San Francisco Intl.

PDX

Portland Intl.

$169 Roundtrip, found 1 day ago

$169

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 16 from San Francisco Intl. to Portland Intl., returning Tue, Jul 22, priced at $169 found 1 day ago

Wed, Jul 16 - Tue, Jul 22

SFO

San Francisco Intl.

PDX

Portland Intl.

$175 Roundtrip, found 1 day ago

$175

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 16 from San Francisco Intl. to Portland Intl., returning Tue, Jul 22, priced at $175 found 1 day ago

Wed, Jul 16 - Tue, Jul 22

SFO

San Francisco Intl.

PDX

Portland Intl.

$225 Roundtrip, found 1 day ago

$225

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Jul 16 from San Francisco Intl. to Portland Intl., returning Tue, Jul 22, priced at $225 found 1 day ago