Book United St. Louis to San Diego flight deals from $274

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Search flights from St. Louis to San Diego (STL - SAN)

August

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Wednesday 8th

Return Thursday 23rd
from$ 276*Viewed: 1 hour ago

Wednesday 15th

Return Thursday 30th
from$ 276*Viewed: 1 hour ago

Friday 17th

Return Saturday 1st
from$ 276*Viewed: 1 hour ago

September

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Tuesday 11th

Return Wednesday 26th
from$ 274*Viewed: 1 hour ago

Tuesday 18th

Return Wednesday 3rd
from$ 274*Viewed: 1 hour ago

Tuesday 25th

Return Wednesday 10th
from$ 274*Viewed: 1 hour ago

October

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Tuesday 2nd

Return Wednesday 17th
from$ 274*Viewed: 1 hour ago

Tuesday 9th

Return Wednesday 24th
from$ 274*Viewed: 1 hour ago

Wednesday 10th

Return Thursday 25th
from$ 277*Viewed: 1 hour ago
**Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply..
Water washes on to the sandy coast of San Diego at sunset

Plan ahead for flights from St. Louis to San Diego

from
to
Type
Dates
Price*
St. Louis (STL)
to San Diego (SAN)
Roundtrip
Depart Tue 11 Sep 2018
Return Wed 26 Sep 2018
from$ 274*Viewed: 1 hour ago
St. Louis (STL)
to San Diego (SAN)
Roundtrip
Depart Tue 18 Sep 2018
Return Wed 3 Oct 2018
from$ 274*Viewed: 1 hour ago
St. Louis (STL)
to San Diego (SAN)
Roundtrip
Depart Tue 25 Sep 2018
Return Wed 10 Oct 2018
from$ 274*Viewed: 1 hour ago
St. Louis (STL)
to San Diego (SAN)
Roundtrip
Depart Tue 2 Oct 2018
Return Wed 17 Oct 2018
from$ 274*Viewed: 1 hour ago
St. Louis (STL)
to San Diego (SAN)
Roundtrip
Depart Tue 9 Oct 2018
Return Wed 24 Oct 2018
from$ 274*Viewed: 1 hour ago
St. Louis (STL)
to San Diego (SAN)
Roundtrip
Depart Wed 8 Aug 2018
Return Thu 23 Aug 2018
from$ 276*Viewed: 1 hour ago
St. Louis (STL)
to San Diego (SAN)
Roundtrip
Depart Thu 9 Aug 2018
Return Fri 24 Aug 2018
from$ 276*Viewed: 1 hour ago
St. Louis (STL)
to San Diego (SAN)
Roundtrip
Depart Tue 14 Aug 2018
Return Wed 29 Aug 2018
from$ 276*Viewed: 1 hour ago
St. Louis (STL)
to San Diego (SAN)
Roundtrip
Depart Wed 15 Aug 2018
Return Thu 30 Aug 2018
from$ 276*Viewed: 1 hour ago
St. Louis (STL)
to San Diego (SAN)
Roundtrip
Depart Thu 16 Aug 2018
Return Fri 31 Aug 2018
from$ 276*Viewed: 1 hour ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in San Diego

77 °FWednesday07/18/2018
81 °FThursday07/19/2018
78 °FFriday07/20/2018
82 °FSaturday07/21/2018
83 °FSunday07/22/2018
84 °FMonday07/23/2018
83 °FTuesday07/24/2018
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