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

St Louis → Seattle via Atlanta: arrives on time 78%

  1. 07:08 STL → 09:45 ATL
    DL 1536 · Delta · 1h 37m · 97% on time, 1.5% cancelled
  2. 4h 47m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 14:32 ATL → 16:49 SEA
    DL 481 · Delta · 5h 16m · 80% on time, 0.0% cancelled

Total trip 11h 40m, scheduled departure to arrival (Seattle is 2 h behind St Louis). Times are local. Both flew on 56 of the last 56 days.

Makes the connection100%The first flight arrived more than 242 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 4h 47m layover.
Arrives on time78%First flight not cancelled (1.5% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (80%).
Total trip11h 40mSTL 07:08 to SEA 16:49, 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.