tailodds FORECAST
Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

St Louis → Boston via New York: arrives on time 77%

  1. 05:40 STL → 09:00 LGA
    WN 4939 · Southwest · 2h 20m · 96% on time, 2.0% cancelled
  2. 4h 00m layover in New York (LGA) · 90 min minimum on separate tickets
  3. 13:00 LGA → 14:24 BOS
    DL 5758 · Delta, flown by Republic · 1h 24m · 80% on time, 1.9% cancelled

Total trip 7h 44m, scheduled departure to arrival (Boston is 1 h ahead of St Louis). Times are local. Both flew on 40 of the last 56 days.

Makes the connection100%The first flight arrived more than 150 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 4h 00m layover.
Arrives on time77%First flight not cancelled (2.0% are) × connection made (100%) × second flight not cancelled (1.9% are) and within 15 minutes (80%).
Total trip7h 44mSTL 05:40 to BOS 14:24, 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.