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

Dallas-Fort Worth → Chicago via Denver: arrives on time 86%

  1. 05:18 DFW → 06:31 DEN
    F9 2147 · Frontier · 2h 13m · 90% on time, 0.9% cancelled
  2. 3h 29m layover in Denver (DEN) · 90 min minimum on separate tickets
  3. 10:00 DEN → 13:25 MDW
    WN 755 · Southwest · 2h 25m · 89% on time, 1.8% cancelled

Total trip 8h 07m, scheduled departure to arrival. Times are local. Both flew on 47 of the last 56 days.

Makes the connection99%The first flight arrived more than 119 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 3h 29m layover.
Arrives on time86%First flight not cancelled (0.9% are) × connection made (99%) × second flight not cancelled (1.8% are) and within 15 minutes (89%).
Total trip8h 07mDFW 05:18 to MDW 13:25, 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.