Airlines with flights from San Diego to Saint Louis

There are five airlines with scheduled flights between SAN and STL. Southwest is the only airline with non-stop flights from San Diego International Airport to Saint Louis Airport and the flight time is 3 hours and 30 minutes.

Choose airline

Schedules

Southwest Airlines

Non-stop with Southwest Airlines

  • Total flight time: 3 hours and 30 minutes
  • Low-cost airline
  • 9 flights per week
  • Boeing 737MAX 8 Passenger
    Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737-800 (winglets) Passenger/BBJ2
SAN
Direct
STL

The timetable & schedule information was updated at 2026-04-21

American Airlines

Via Phoenix with American Airlines

  • Total flight time: 4h 52m - 5h 56m.
  • One World Alliance
  • 72 flights per week
SAN
 
Via PHX
 
STL

The timetable & schedule information was updated at 2026-04-21

Southwest Airlines

Via Denver with Southwest Airlines

  • Total flight time: 4h 55m - 10h 05m.
  • Low-cost airline
  • 247 flights per week
  • Boeing 737MAX 8 Passenger
    Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737-800 (winglets) Passenger/BBJ2
SAN
 
Via DEN
 
STL
 
Flight
Mon
Jun 15
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Jun 18
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Jun 19
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Jun 20
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Jun 21
WN3493
WN3152
06:30
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06:30
06:30
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WN3493
WN5066
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06:35
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WN3370
WN3152
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06:40
WN3494
WN3152
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07:45
07:45
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07:45
WN2763
WN3152
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07:50
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WN3263
WN4213
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08:40
08:40
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WN120
WN4213
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08:45
08:45
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WN3494
WN64
09:20
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09:20
09:20
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WN3263
WN64
09:45
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09:45
09:45
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WN3495
WN64
10:35
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10:35
10:35
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WN3495
WN4213
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10:55
10:55
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WN1133
WN1756
12:10
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12:10
12:10
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WN3496
WN1718
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12:45
WN1222
WN1756
12:55
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12:55
12:55
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WN3496
WN1756
13:20
13:10
13:10
13:20
13:20
14:00
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WN3497
WN1758
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14:50
WN3497
WN1756
14:55
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14:55
14:55
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WN3497
WN1324
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15:40
15:40
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SHOW RETURN SCHEDULE
CHECK PRICES FOR SAN - STL

The timetable & schedule information was updated at 2026-04-21

Southwest Airlines

Via Phoenix with Southwest Airlines

  • Total flight time: 4h 55m - 10h 00m.
  • Low-cost airline
  • 214 flights per week
  • Boeing 737MAX 8 Passenger
    Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737-800 (winglets) Passenger/BBJ2
SAN
 
Via PHX
 
STL
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
WN425
WN174
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06:40
06:40
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WN248
WN174
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07:50
07:50
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WN3263
WN174
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08:40
08:40
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WN3818
WN765
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10:10
WN765
WN3353
13:50
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13:50
13:50
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WN3525
WN878
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15:05
15:05
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WN1682
WN3280
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15:40
WN3523
WN878
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16:25
16:25
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WN3300
WN1747
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16:50
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WN3076
WN3280
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17:00
WN2521
WN3354
17:10
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17:10
17:10
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WN4173
WN3354
18:55
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18:55
18:55
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SHOW RETURN SCHEDULE
CHECK PRICES FOR SAN - STL

The timetable & schedule information was updated at 2026-04-21

Southwest Airlines

Via Kansas City with Southwest Airlines

  • Total flight time: 5h 00m - 6h 20m.
  • Low-cost airline
  • 13 flights per week
  • Boeing 737MAX 8 Passenger
    Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737-800 (winglets) Passenger/BBJ2
SAN
 
Via MCI
 
STL

The timetable & schedule information was updated at 2026-04-21

Staying up-to-date with the airlines

At Airlineinformation.com you can learn all about the airlines operating around the world together with their destinations and where they operate. You will get a transparent overview of airlines with scheduled flights between any two destinations with non-stop or 1-stop flights regardless of price or availability.
Flight data on this page was last updated on 2026-06-02