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

St Louis → Columbus via Minneapolis: arrives on time 52%

  1. 17:36 STL → 19:15 MSP
    DL 3185 · Delta · 1h 39m · 72% on time, 1.8% cancelled
  2. 1h 00m layover in Minneapolis (MSP) · 45 min minimum on one ticket
  3. 20:15 MSP → 23:09 CMH
    DL 1356 · Delta · 1h 54m · 74% on time, 0.7% cancelled

Total trip 4h 33m, scheduled departure to arrival (Columbus is 1 h ahead of St Louis). Times are local. Both flew on 55 of the last 56 days.

Makes the connection72%The first flight arrived more than 15 minutes late on 28% of the days it flew: too late for the 45-minute minimum connection on a 1h 00m layover.
Arrives on time52%First flight not cancelled (1.8% are) × connection made (72%) × second flight not cancelled (0.7% are) and within 15 minutes (74%).
Total trip4h 33mSTL 17:36 to CMH 23:09, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

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