
$193 Cheap American Airlines flights St. Louis (STL) to San Diego (SAN)
Prices were available within the past 7 days and start at $193 for one-way flights and $381 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 22 - Mon, Jul 27
STL
St. Louis
SAN
San Diego
$381 Roundtrip, found 4 days ago
$381
Roundtrip
found 4 days ago

Wed, Jul 22 - Mon, Jul 27
STL
St. Louis
SAN
San Diego
$392 Roundtrip, found 4 days ago
$392
Roundtrip
found 4 days ago

Sat, Aug 8 - Sat, Aug 15
STL
St. Louis
SAN
San Diego
$395 Roundtrip, found 2 days ago
$395
Roundtrip
found 2 days ago

Tue, Oct 6 - Mon, Oct 12
STL
St. Louis
SAN
San Diego
$401 Roundtrip, found 1 day ago
$401
Roundtrip
found 1 day 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.
Travel information
Origin airport | Lambert-St. Louis Intl. |
|---|---|
Destination airport | San Diego Intl. |
Airlines serving | Delta, Frontier Airlines, Hawaiian Airlines |
Popular airline | Hawaiian Airlines |
Distance | 2487 km |
Average flight time | 4 hours 10 mins |
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Most Popular American Airlines Routes from St. Louis
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Popular Domestic Routes in San Diego Intl.
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- Boise to Phoenix (BOI - PHX)
- Savannah to Boston (SAV - BOS)
- Chicago to Las Vegas (ORD - LAS)
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