Seattle to San Francisco

SEASFO

Fly from Seattle to San Francisco starting at USD 74 with Alaska Airlines.Best fare available on Sep 10, 2026.Limited seats. Better plans. Book before it's gone.

Seattle to San Francisco cheapest flights this week

6 Sept
Alaska Airlines
13:34SEA
15:49SFO
DirectUSD 116VIEW DEAL
6 Sept
Frontier Airlines
14:37SEA
00:18SFO
1 StopUSD 160VIEW DEAL
7 Sept
Frontier Airlines
21:36SEA
19:56SFO
1 StopUSD 135VIEW DEAL
8 Sept
Frontier Airlines
20:48SEA
08:14SFO
1 StopUSD 83VIEW DEAL
9 Sept
Frontier Airlines
19:25SEA
10:22SFO
1 StopUSD 90VIEW DEAL
9 Sept
Alaska Airlines
15:45SEA
18:00SFO
DirectUSD 85VIEW DEAL
9 Sept
United Airlines
07:11SEA
09:30SFO
DirectUSD 76VIEW DEAL
9 Sept
American Airlines
07:10SEA
12:36SFO
1 StopUSD 99VIEW DEAL
9 Sept
Frontier Airlines
10:53SEA
13:43SFO
1 StopUSD 100VIEW DEAL
10 Sept
Alaska Airlines
07:18SEA
09:37SFO
DirectUSD 74VIEW DEAL

Seattle to San Francisco monthly flight fare trend

Sep
from USD 69
Oct
from USD 45
Nov
from USD 47
Dec
from USD 95
Jan
No flights
Feb
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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