Airlines with flights from Saint Louis to Baltimore

There are five airlines with scheduled flights between STL and BWI. Southwest is the only airline with non-stop flights from Saint Louis Airport to Baltimore Washington International and the flight time is 2 hours.

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Schedules

Southwest Airlines

Non-stop with Southwest Airlines

  • Total flight time: 2 hours
  • Low-cost airline
  • Baltimore is a Southwest Airlines focus city (Operating base).
  • 33 flights per week
  • Boeing 737-800 (winglets) Passenger/BBJ2
    Boeing 737MAX 8 Passenger
    Boeing 737-700 Passenger (Scimitar Winglets)
STL
Direct
BWI
 
Flight
Mon
Jun 15
Tue
Jun 16
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Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
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Jun 21
WN3898
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05:10
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WN3894
05:50
06:55
06:55
05:50
05:50
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06:40
WN4614
11:00
13:20
13:20
11:00
11:00
09:30
10:15
WN793
17:20
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17:20
17:20
14:30
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WN2653
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17:10
WN1946
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18:20
18:20
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WN3897
20:10
19:40
19:40
20:10
20:10
18:45
20:00
SHOW RETURN SCHEDULE
CHECK PRICES FOR STL - BWI

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

Southwest Airlines

Via Nashville with Southwest Airlines

  • Total flight time: 3h 40m - 8h 15m.
  • Low-cost airline
  • Baltimore is a Southwest Airlines focus city (Operating base).
  • 139 flights per week
  • Boeing 737-800 (winglets) Passenger/BBJ2
    Boeing 737MAX 8 Passenger
    Boeing 737-700 Passenger (Scimitar Winglets)
STL
 
Via BNA
 
BWI
 
Flight
Mon
Jun 15
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Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
WN3779
WN3185
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08:05
WN3734
WN1345
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10:15
10:15
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WN1110
WN2994
11:25
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11:25
11:25
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WN3895
WN467
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12:50
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WN1860
WN467
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13:45
13:45
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WN3888
WN478
14:25
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14:25
14:25
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WN1293
WN467
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15:10
15:10
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WN694
WN468
17:35
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17:35
17:35
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18:15
WN482
WN468
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18:15
18:15
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SHOW RETURN SCHEDULE
CHECK PRICES FOR STL - BWI

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

Southwest Airlines

Via Chicago with Southwest Airlines

  • Total flight time: 3h 40m - 7h 40m.
  • Low-cost airline
  • Baltimore is a Southwest Airlines focus city (Operating base).
  • 132 flights per week
  • Boeing 737-800 (winglets) Passenger/BBJ2
    Boeing 737MAX 8 Passenger
    Boeing 737-700 Passenger (Scimitar Winglets)
STL
 
Via MDW
 
BWI
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
WN1008
WN4723
05:40
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05:40
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WN1008
WN758
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05:40
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WN1008
WN582
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05:40
05:40
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WN1008
WN2731
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05:50
WN2570
WN2744
08:55
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08:55
08:55
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WN2570
WN5070
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09:05
WN2665
WN2744
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09:40
09:40
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WN1373
WN2877
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11:20
11:20
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WN556
WN4616
15:35
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15:35
15:35
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WN556
WN2746
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16:00
16:00
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WN556
WN1107
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16:40
WN2289
WN2746
18:30
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18:30
18:30
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SHOW RETURN SCHEDULE
CHECK PRICES FOR STL - BWI

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

Southwest Airlines

Via Raleigh/Durham with Southwest Airlines

  • Total flight time: 3h 40m - 6h 55m.
  • Low-cost airline
  • Baltimore is a Southwest Airlines focus city (Operating base).
  • 29 flights per week
  • Boeing 737-800 (winglets) Passenger/BBJ2
    Boeing 737MAX 8 Passenger
    Boeing 737-700 Passenger (Scimitar Winglets)
STL
 
Via RDU
 
BWI
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
WN2665
WN1063
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09:40
09:40
----
----
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SHOW RETURN SCHEDULE
CHECK PRICES FOR STL - BWI

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

Southwest Airlines

Via Milwaukee with Southwest Airlines

  • Total flight time: 3h 45m - 6h 05m.
  • Low-cost airline
  • Baltimore is a Southwest Airlines focus city (Operating base).
  • 14 flights per week
  • Boeing 737-800 (winglets) Passenger/BBJ2
    Boeing 737MAX 8 Passenger
    Boeing 737-700 Passenger (Scimitar Winglets)
STL
 
Via MKE
 
BWI
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
WN4775
WN2937
08:15
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08:15
08:15
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SHOW RETURN SCHEDULE
CHECK PRICES FOR STL - BWI

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

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Flight data on this page was last updated on 2026-06-02
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