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

Nashville → Washington via St Louis: arrives on time 78%

  1. 06:15 BNA → 07:35 STL
    WN 679 · Southwest · 1h 20m · 96% on time, 1.7% cancelled
  2. 55m layover in St Louis (STL) · 45 min minimum on one ticket
  3. 08:30 STL → 11:25 DCA
    WN 3905 · Southwest · 1h 55m · 84% on time, 0.0% cancelled

Total trip 4h 10m, scheduled departure to arrival (Washington is 1 h ahead of Nashville). Times are local. Both flew on 47 of the last 56 days.

Makes the connection95%The first flight arrived more than 10 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 55m layover.
Arrives on time78%First flight not cancelled (1.7% are) × connection made (95%) × second flight not cancelled (0.0% are) and within 15 minutes (84%).
Total trip4h 10mBNA 06:15 to DCA 11:25, 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.