Round-trip from | $225 (FlightHub) |
---|---|
One-way from | $93 (Trip.com) |
Popular in | March |
Cheapest in | January |
Average price | $352 |
Good round-trip deal | $317 or less |
Good one-way deal | $174 or less |
Fly from
Fly to
Route
Depart
Return
Price
St. LouisSan Diego
STL - SAN
STLSAN
Lambert-St Louis
Wed 10/22
7:52 pm-11:50 pm
1 stop5h 58m
San Diego
Sat 10/25
6:25 am-9:07 am
1 stop24h 42m
St. LouisSan Diego
STL - SAN
STLSAN
Lambert-St Louis
Sat 8/30
8:25 am-10:15 am
Nonstop3h 50m
San Diego
Wed 9/3
1:25 pm-10:35 pm
1 stop7h 10m
St. LouisSan Diego
STL - SAN
STLSAN
Lambert-St Louis
Thu 8/28
2:30 pm-11:37 pm
2 stops11h 07m
San Diego
Sat 8/30
1:17 pm-1:32 pm
2 stops22h 15m
St. LouisSan Diego
STL - SAN
STLSAN
Lambert-St Louis
Sat 10/4
4:50 pm-8:25 pm
1 stop5h 35m
San Diego
Tue 10/7
11:08 am-10:00 pm
2 stops8h 52m
St. LouisSan Diego
STL - SAN
STLSAN
Lambert-St Louis
Wed 10/22
6:33 am-1:57 pm
1 stop9h 24m
San Diego
Sat 10/25
8:41 am-12:03 am
2 stops13h 22m
St. LouisSan Diego
STL - SAN
STLSAN
Lambert-St Louis
Sun 8/17
2:30 pm-7:21 am
2 stops18h 51m
San Diego
Thu 8/21
5:36 pm-11:44 am
1 stop16h 08m
St. LouisSan Diego
STL - SAN
STLSAN
Lambert-St Louis
Thu 9/11
10:49 am-5:42 pm
1 stop8h 53m
St. LouisSan Diego
STL - SAN
STLSAN
Lambert-St Louis
Sat 10/25
6:00 am-2:11 pm
1 stop10h 11m
St. LouisSan Diego
STL - SAN
STLSAN
Lambert-St Louis
Thu 10/2
12:05 pm-11:24 pm
2 stops13h 19m
St. LouisSan Diego
STL - SAN
STLSAN
Lambert-St Louis
Tue 8/26
4:45 pm-6:30 pm
Nonstop3h 45m
To ensure you get the cheapest price possible for a flight from St. Louis to San Diego, you should look to book at least 78 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, August is the cheapest month in which you can book a flight from St. Louis to San Diego (average of $286). Flying from St. Louis to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Unlike at noon, when flights are generally more expensive, you can save up to 13% on flights from St. Louis to San Diego by exploring options for tickets in the afternoon.
Travelers seeking maximum savings on their St. Louis to San Diego flight should consider departing on Sunday at noon when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Denver (DEN) – chosen by Cheapflights users on 75% of 1-stop itineraries from St. Louis to San Diego on Cheapflights.
Houston (IAH) is the most affordable 1-stop option, with an average round-trip price of $276.
Flights via Houston (IAH) have the shortest average one-way travel time for 1-stop routes: 4h 27m.
Flights via Houston (IAH) offer the fastest connection on this route, with an average layover time of 1h 03m.
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Food
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Crew
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James,Apr 2025
LAX - SFO
Boarding
Food
Comfort
Crew
Entertainment
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Reviews
James,Apr 2025
LAX - SFO
Boarding
Food
Comfort
Crew
Entertainment
Overall
Reviews
James,Apr 2025
LAX - SFO
Boarding
Food
Comfort
Crew
Entertainment
Overall
Reviews
James,Apr 2025
LAX - SFO
Boarding
Food
Comfort
Crew
Entertainment
Overall
Reviews
James,Apr 2025
LAX - SFO
Boarding
Food
Comfort
Crew
Entertainment
Overall
Reviews
James,Apr 2025
LAX - SFO
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$108 | Average$211 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$236 | Average$305 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$256 | Average$358 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$256 | Average$305 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$315 | Average$486 | FlexibilityNo cancel fee | On-time63% |