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

St Louis → Boston via Austin: arrives on time 60%

  1. 08:25 STL → 10:25 AUS
    WN 3884 · Southwest · 2h 00m · 89% on time, 0.0% cancelled
  2. 1h 15m layover in Austin (AUS) · 45 min minimum on one ticket
  3. 11:40 AUS → 16:40 BOS
    WN 1898 · Southwest · 4h 00m · 64% on time, 0.0% cancelled

Total trip 7h 15m, scheduled departure to arrival (Boston is 1 h ahead of St Louis). Times are local. Both flew on 39 of the last 56 days.

Makes the connection93%The first flight arrived more than 30 minutes late on 7% of the days it flew: too late for the 45-minute minimum connection on a 1h 15m layover.
Arrives on time60%First flight not cancelled (0.0% are) × connection made (93%) × second flight not cancelled (0.0% are) and within 15 minutes (64%).
Total trip7h 15mSTL 08:25 to BOS 16:40, 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.