$144 Cheap American Airlines flights San Diego (SAN) to St. Louis (STL)

View $144 flight on Mon, Sep 1, 2025Opens in a new window

$144 Cheap American Airlines flights San Diego (SAN) to St. Louis (STL)

Prices were available within the past 7 days and start at $144 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from San Diego (SAN) to St. Louis (STL)
Origin airport
San Diego Intl.
Destination airport
Lambert-St. Louis Intl.
Distance
2487 km
Average flight time
7 hours 8 mins