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

Houston → Tulsa via Dallas-Fort Worth: arrives on time 40%

  1. 16:18 IAH → 17:48 DFW
    AA 3583 · American, flown by Envoy · 1h 30m · 70% on time, 1.5% cancelled
  2. 48m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
  3. 18:36 DFW → 19:48 TUL
    AA 3830 · American, flown by Envoy · 1h 12m · 72% on time, 8.0% cancelled

Total trip 3h 30m, scheduled departure to arrival. Times are local. Both flew on 35 of the last 56 days.

Makes the connection61%The first flight arrived more than 3 minutes late on 39% of the days it flew: too late for the 45-minute minimum connection on a 48m layover.
Arrives on time40%First flight not cancelled (1.5% are) × connection made (61%) × second flight not cancelled (8.0% are) and within 15 minutes (72%).
Total trip3h 30mIAH 16:18 to TUL 19:48, 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.