tailodds FORECAST
Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Washington → San Antonio via St Louis: arrives on time 53%

  1. 18:40 DCA → 20:00 STL
    WN 1462 · Southwest · 2h 20m · 49% on time, 8.2% cancelled
  2. 2h 15m layover in St Louis (STL) · 45 min minimum on one ticket
  3. 22:15 STL → 00:25 SAT +1 day
    WN 3979 · Southwest · 2h 05m · 65% on time, 0.0% cancelled

Total trip 6h 40m, scheduled departure to arrival (San Antonio is 1 h behind Washington). Times are local. Both flew on 47 of the last 56 days.

Makes the connection89%The first flight arrived more than 90 minutes late on 11% of the days it flew: too late for the 45-minute minimum connection on a 2h 15m layover.
Arrives on time53%First flight not cancelled (8.2% are) × connection made (89%) × second flight not cancelled (0.0% are) and within 15 minutes (65%).
Total trip6h 40mDCA 18:40 to SAT 00:25, layover included

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.