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

Indianapolis → Denver via Atlanta: arrives on time 52%

  1. 16:33 IND → 18:15 ATL
    DL 3138 · Delta · 1h 43m · 67% on time, 0.0% cancelled
  2. 1h 10m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 19:25 ATL → 20:44 DEN
    DL 746 · Delta · 3h 19m · 70% on time, 1.1% cancelled

Total trip 6h 11m, scheduled departure to arrival (Denver is 2 h behind Indianapolis). Times are local. Both flew on 55 of the last 56 days.

Makes the connection75%The first flight arrived more than 25 minutes late on 25% of the days it flew: too late for the 45-minute minimum connection on a 1h 10m layover.
Arrives on time52%First flight not cancelled (0.0% are) × connection made (75%) × second flight not cancelled (1.1% are) and within 15 minutes (70%).
Total trip6h 11mIND 16:33 to DEN 20:44, 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.