Seattle to San Diego
SEASAN
Fly from Seattle to San Diego starting at USD 109 with WN.
Best fare available on May 16, 2026.
Limited seats. Better plans. Book before it's gone.
Seattle to San Diego cheapest flights this week
14 May
WN
05:00SEA
10:50SAN
1 Stop$168VIEW DEAL
16 May
WN
11:15SEA
14:05SAN
Direct$109VIEW DEAL
Seattle to San Diego monthly flight fare trend
May
from USD 109
Jun
No flights
Jul
No flights
Aug
No flights
Sep
No flights
Oct
No flights
Airport Details
Origin
Seattle
Seattle–Tacoma International Airport (SEA)
Seattle, SEA
Zone
Los Angeles
Elev
433 ft
Destination
San Diego
San Diego International Airport (SAN)
San Diego, SAN
Zone
Los Angeles
Elev
17 ft
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