
Cheap United flights St. Louis (STL) to San Diego (SAN)
Prices were available within the past 7 days and start at for one-way flights and $472 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Jul 5 - Wed, Jul 15
STL
St. Louis
SAN
San Diego
$472 Roundtrip, found 2 days ago
$472
Roundtrip
found 2 days ago

Sun, Jul 5 - Thu, Jul 16
STL
St. Louis
SAN
San Diego
$487 Roundtrip, found 2 days ago
$487
Roundtrip
found 2 days ago

Sun, Jul 5 - Fri, Jul 17
STL
St. Louis
SAN
San Diego
$503 Roundtrip, found 2 days ago
$503
Roundtrip
found 2 days ago
Find the cheapest month to fly from St. Louis (STL) to San Diego (SAN)
January is typically the cheapest month to fly
From $138 - $391 per traveler.
Origin airport | Lambert-St. Louis Intl. |
|---|---|
Destination airport | San Diego Intl. |
Distance | 2487 km |
Average flight time | 4 hours 15 mins |
Most Popular United Routes from St. Louis
Most Popular United Routes from San Diego
- Newark Liberty Intl. Airport to San Francisco (EWR - SFO)
- Chicago to Dublin (ORD - DUB)
- Albany to Salina (ALB - SLN)
- New York to Hong Kong (JFK - HKG)
- Wilkes-Barre to San Diego (AVP - SAN)
- Cleveland to Montreal (CLE - YUL)
- Charlotte to Las Vegas (CLT - LAS)
- Dallas to New York (DFW - LGA)
- Baltimore to Puerto Vallarta (BWI - PVR)
- El Paso to Tel Aviv (ELP - TLV)
Popular Domestic Routes in San Diego Intl.
- Boston to Tampa (BOS - TPA)
- Asheville to Burbank (AVL - BUR)
- Asheville to Burbank (AVL - BUR)
- Newark Liberty Intl. Airport to San Francisco (EWR - SFO)
- Charlotte to Los Angeles (CLT - LAX)
- Detroit to Phoenix (DTW - PHX)
- Cleveland to Montreal (CLE - YUL)
- Chicago to Dublin (ORD - DUB)
- Denver to Miami (DEN - MIA)
- Newark Liberty Intl. Airport to San Francisco (EWR - SFO)