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

Denver → Dallas via Tulsa: arrives on time 60%

  1. 13:40 DEN → 16:29 TUL
    UA 5311 · United, flown by SkyWest · 1h 49m · 90% on time, 1.4% cancelled
  2. 2h 11m layover in Tulsa (TUL) · 90 min minimum on separate tickets
  3. 18:40 TUL → 19:45 DAL
    WN 4054 · Southwest · 1h 05m · 64% on time, 0.0% cancelled

Total trip 5h 05m, scheduled departure to arrival (Dallas is 1 h ahead of Denver). Times are local. Both flew on 40 of the last 56 days.

Makes the connection94%The first flight arrived more than 41 minutes late on 6% of the days it flew: too late for the 90-minute minimum connection on a 2h 11m layover.
Arrives on time60%First flight not cancelled (1.4% are) × connection made (94%) × second flight not cancelled (0.0% are) and within 15 minutes (64%).
Total trip5h 05mDEN 13:40 to DAL 19:45, 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.