Flights from Saint Louis (STL) to San Diego (SAN) with Star Alliance

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Airline

*Prices have been offered for round trips within the last 48 hours and might not be currently available. Not all Star Alliance Member Airlines or all fares/options are shown. Additional baggage fees, payment fees and fees for other optional services may apply. When booking, please check for restrictions on refunds, rebooking and baggage allowance that may apply. Prices may vary depending on the route and flights selected. Routings may include stopovers. Terms and conditions apply.

Weather in San Diego

Saturday

overcast clouds

29/03/2025

16°C

29/03/2025

overcast clouds

Sunday

broken clouds

30/03/2025

16°C

30/03/2025

broken clouds

Monday

light rain

31/03/2025

18°C

31/03/2025

light rain

Tuesday

light rain

01/04/2025

16°C

01/04/2025

light rain

Wednesday

broken clouds

02/04/2025

15°C

02/04/2025

broken clouds

Thursday

light rain

03/04/2025

15°C

03/04/2025

light rain

Friday

sky is clear

04/04/2025

17°C

04/04/2025

sky is clear

Flight schedules from Saint Louis to San Diego with Star Alliance member carriers

Please note that the flight schedules of our member carriers are subject to change on short notice. We recommend using our member airlines information page. for the latest flight updates, details on booking flexibility, as well as specific Frequent Flyer Program information.

Outbound (12)

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Saint Louis US
STL16:30
6h 25m
1 Stop
San Diego US
SAN20:55
Saint Louis - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1004
  Saint Louis. US
  STL 16:30
  2h 36m
  772 Miles
  Denver. US
  DEN 18:06
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 540
  Denver. US
  DEN 19:20
  2h 35m
  856 Miles
  San Diego. US
  SAN 20:55
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
Saint Louis US
STL17:33
6h 47m
1 Stop
San Diego US
SAN22:20
Saint Louis - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1156
  Saint Louis. US
  STL 17:33
  1h 22m
  259 Miles
  Chicago. US
  ORD 18:55
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2364
  Chicago. US
  ORD 19:35
  4h 45m
  1729 Miles
  San Diego. US
  SAN 22:20
  Airbus A321neo
  Operated by United Airlines
Saint Louis US
STL08:20
6h 51m
1 Stop
San Diego US
SAN13:11
Saint Louis - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2135
  Saint Louis. US
  STL 08:20
  2h 33m
  772 Miles
  Denver. US
  DEN 09:53
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 2381
  Denver. US
  DEN 11:34
  2h 37m
  856 Miles
  San Diego. US
  SAN 13:11
  Airbus A321neo
  Operated by United Airlines
Saint Louis US
STL06:15
6h 56m
1 Stop
San Diego US
SAN11:11
Saint Louis - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 6199
  Saint Louis. US
  STL 06:15
  2h 26m
  671 Miles
  Houston. US
  IAH 08:41
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines
2. Flight 2United Airlines UA 2491
  Houston. US
  IAH 09:30
  3h 41m
  1307 Miles
  San Diego. US
  SAN 11:11
  Boeing 737-900 Passenger
  Operated by United Airlines
Saint Louis US
STL16:29
7h 13m
1 Stop
San Diego US
SAN21:42
Saint Louis - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2618
  Saint Louis. US
  STL 16:29
  2h 16m
  671 Miles
  Houston. US
  IAH 18:45
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 2674
  Houston. US
  IAH 19:59
  3h 43m
  1307 Miles
  San Diego. US
  SAN 21:42
  Boeing 737-900 Passenger
  Operated by United Airlines
Saint Louis US
STL06:30
7h 18m
1 Stop
San Diego US
SAN11:48
Saint Louis - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 4428
  Saint Louis. US
  STL 06:30
  1h 31m
  259 Miles
  Chicago. US
  ORD 08:01
  Canadair (Bombardier) Regional Jet 550
  Operated by United Airlines
2. Flight 2United Airlines UA 660
  Chicago. US
  ORD 09:00
  4h 48m
  1729 Miles
  San Diego. US
  SAN 11:48
  Airbus A321neo
  Operated by United Airlines
Saint Louis US
STL08:40
7h 23m
1 Stop
San Diego US
SAN14:03
Saint Louis - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 6345
  Saint Louis. US
  STL 08:40
  2h 23m
  671 Miles
  Houston. US
  IAH 11:03
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines
2. Flight 2United Airlines UA 2486
  Houston. US
  IAH 12:20
  3h 43m
  1307 Miles
  San Diego. US
  SAN 14:03
  Boeing 737-900 Passenger
  Operated by United Airlines
Saint Louis US
STL10:03
7h 41m
1 Stop
San Diego US
SAN15:44
Saint Louis - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 4432
  Saint Louis. US
  STL 10:03
  1h 36m
  259 Miles
  Chicago. US
  ORD 11:39
  Canadair (Bombardier) Regional Jet 550
  Operated by United Airlines
2. Flight 2United Airlines UA 2683
  Chicago. US
  ORD 13:06
  4h 38m
  1729 Miles
  San Diego. US
  SAN 15:44
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
Saint Louis US
STL13:05
7h 50m
1 Stop
San Diego US
SAN18:55
Saint Louis - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 5721
  Saint Louis. US
  STL 13:05
  1h 32m
  259 Miles
  Chicago. US
  ORD 14:37
  Canadair (Bombardier) Regional Jet 700 and Challenger 870
  Operated by United Airlines
2. Flight 2United Airlines UA 2331
  Chicago. US
  ORD 16:15
  4h 40m
  1729 Miles
  San Diego. US
  SAN 18:55
  Airbus A321neo
  Operated by United Airlines
Saint Louis US
STL16:30
8h 10m
1 Stop
San Diego US
SAN22:40
Saint Louis - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1004
  Saint Louis. US
  STL 16:30
  2h 36m
  772 Miles
  Denver. US
  DEN 18:06
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 1835
  Denver. US
  DEN 21:05
  2h 35m
  856 Miles
  San Diego. US
  SAN 22:40
  Boeing 737-800 Passenger
  Operated by United Airlines
Saint Louis US
STL15:25
8h 55m
1 Stop
San Diego US
SAN22:20
Saint Louis - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 4464
  Saint Louis. US
  STL 15:25
  1h 25m
  259 Miles
  Chicago. US
  ORD 16:50
  Canadair (Bombardier) Regional Jet 550
  Operated by United Airlines
2. Flight 2United Airlines UA 2364
  Chicago. US
  ORD 19:35
  4h 45m
  1729 Miles
  San Diego. US
  SAN 22:20
  Airbus A321neo
  Operated by United Airlines
Saint Louis US
STL08:40
11h 41m
2 Stops
San Diego US
SAN18:21
Saint Louis - San Diego
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 6345
  Saint Louis. US
  STL 08:40
  2h 23m
  671 Miles
  Houston. US
  IAH 11:03
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines
2. Flight 2United Airlines UA 1057
  Houston. US
  IAH 12:25
  6h 13m
  1307 Miles
  San Diego. US
  SAN 18:21
  Boeing 737-900 Passenger
  Operated by United Airlines

Start your journey with just one click

Saint Louis - San Diego

Saint Louis - San Diego

Saint Louis - San Diego

Saint Louis - San Diego

Saint Louis - San Diego

Saint Louis - San Diego

Saint Louis - San Diego

Saint Louis - San Diego

Saint Louis - San Diego

Saint Louis - San Diego

Saint Louis - San Diego

Saint Louis - San Diego