Direct flights
from St. Louis (STL)
to San Diego (SAN)
with Alaska Airlines

Weekly schedule for flights between St. Louis Lambert Intl (St. Louis, United States) and San Diego Intl (San Diego, United States).
5 weekly flights operate on this route flying 1,556mi in 3h50min.
Expect $153 in average for a one-way ticket with the cheapest option at $Infinity.