Cheap flights from Seattle to Northern California

View AU$105 flight on Tue, 11 Nov. 2025Opens in a new window

Popular airlines from Seattle to Northern California

  • American Airlines

    American Airlines

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

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Cheap Flights from Seattle (SEA) to Northern California (ACV)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 3 Sep. - Wed, 10 Sep.
SEA
Seattle
SFO
San Francisco
AU$213 Return, found 4 days ago
AU$213
Return
found 4 days ago
Select Alaska Airlines flight, departing Wed, 3 Sep. from Seattle to San Francisco, returning Wed, 10 Sep., priced at AU$213 found 4 days ago
Delta
Tue, 2 Sep. - Tue, 9 Sep.
SEA
Seattle
MFR
Medford
AU$213 Return, found 6 days ago
AU$213
Return
found 6 days ago
Select Delta flight, departing Tue, 2 Sep. from Seattle to Medford, returning Tue, 9 Sep., priced at AU$213 found 6 days ago
Alaska Airlines
Tue, 2 Sep. - Tue, 9 Sep.
SEA
Seattle
MFR
Medford
AU$213 Return, found 6 days ago
AU$213
Return
found 6 days ago
Select Alaska Airlines flight, departing Tue, 2 Sep. from Seattle to Medford, returning Tue, 9 Sep., priced at AU$213 found 6 days ago
Hawaiian Airlines
Tue, 16 Sep. - Sat, 20 Sep.
SEA
Seattle
RNO
Reno
AU$238 Return, found 5 hours ago
AU$238
Return
found 5 hours ago
Select Hawaiian Airlines flight, departing Tue, 16 Sep. from Seattle to Reno, returning Sat, 20 Sep., priced at AU$238 found 5 hours ago
American Airlines
Wed, 3 Sep. - Wed, 10 Sep.
SEA
Seattle
SFO
San Francisco
AU$246 Return, found 4 days ago
AU$246
Return
found 4 days ago
Select American Airlines flight, departing Wed, 3 Sep. from Seattle to San Francisco, returning Wed, 10 Sep., priced at AU$246 found 4 days ago
United
Wed, 3 Sep. - Wed, 10 Sep.
SEA
Seattle
SFO
San Francisco
AU$267 Return, found 4 days ago
AU$267
Return
found 4 days ago
Select United flight, departing Wed, 3 Sep. from Seattle to San Francisco, returning Wed, 10 Sep., priced at AU$267 found 4 days ago

Find the cheapest month to fly from Seattle (SEA) to San Francisco (SFO)

January is typically the cheapest month to fly

From AU$148 - AU$315 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.