Seattle to San Francisco

SEASFO

Fly from Seattle to San Francisco starting at USD 97 with Alaska Airlines.Best fare available on Jul 17, 2026.Limited seats. Better plans. Book before it's gone.

Seattle to San Francisco cheapest flights this week

6 Jul
Alaska Airlines
18:36SEA
20:48SFO
DirectUSD 138VIEW DEAL
8 Jul
Frontier Airlines
20:13SEA
08:48SFO
1 StopUSD 179VIEW DEAL
9 Jul
Frontier Airlines
20:53SEA
08:48SFO
1 StopUSD 151VIEW DEAL
9 Jul
Alaska Airlines
19:42SEA
21:54SFO
DirectUSD 110VIEW DEAL
13 Jul
Alaska Airlines
17:36SEA
19:52SFO
DirectUSD 110VIEW DEAL
16 Jul
Frontier Airlines
20:53SEA
08:48SFO
1 StopUSD 150VIEW DEAL
17 Jul
Alaska Airlines
20:42SEA
22:55SFO
DirectUSD 97VIEW DEAL
20 Jul
Frontier Airlines
20:53SEA
10:30SFO
1 StopUSD 133VIEW DEAL
21 Jul
United Airlines
07:00SEA
09:18SFO
DirectUSD 113VIEW DEAL
22 Jul
Southwest Airlines
15:05SEA
21:05SFO
1 StopUSD 114VIEW DEAL

Seattle to San Francisco monthly flight fare trend

Jul
from USD 82
Aug
from USD 66
Sep
from USD 78
Oct
from USD 128
Nov
from USD 128
Dec
No flights

Airport Details

Origin

Seattle

Seattle–Tacoma International Airport (SEA)

Seattle, SEA
Zone

Los Angeles

Elev

433 ft

Destination

San Francisco

San Francisco International Airport (SFO)

San Francisco, SFO
Zone

Los Angeles

Elev

13 ft

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