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

St Louis → Washington via Minneapolis: arrives on time 33%

  1. 15:57 STL → 17:40 MSP
    DL 4167 · Delta, flown by SkyWest · 1h 43m · 64% on time, 0.0% cancelled
  2. 55m layover in Minneapolis (MSP) · 45 min minimum on one ticket
  3. 18:35 MSP → 22:02 DCA
    DL 2962 · Delta · 2h 27m · 63% on time, 1.8% cancelled

Total trip 5h 05m, scheduled departure to arrival (Washington is 1 h ahead of St Louis). Times are local. Both flew on 48 of the last 56 days.

Makes the connection53%The first flight arrived more than 10 minutes late on 47% of the days it flew: too late for the 45-minute minimum connection on a 55m layover.
Arrives on time33%First flight not cancelled (0.0% are) × connection made (53%) × second flight not cancelled (1.8% are) and within 15 minutes (63%).
Total trip5h 05mSTL 15:57 to DCA 22:02, 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.