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

Dallas → Dulles via Las Vegas: arrives on time 86%

  1. 06:05 DAL → 06:50 LAS
    WN 1318 · Southwest · 2h 45m · 94% on time, 0.0% cancelled
  2. 1h 58m layover in Las Vegas (LAS) · 90 min minimum on separate tickets
  3. 08:48 LAS → 16:24 IAD
    UA 1140 · United · 4h 36m · 87% on time, 0.0% cancelled

Total trip 9h 19m, scheduled departure to arrival (Dulles is 1 h ahead of Dallas). Times are local. Both flew on 47 of the last 56 days.

Makes the connection98%The first flight arrived more than 28 minutes late on 2% of the days it flew: too late for the 90-minute minimum connection on a 1h 58m layover.
Arrives on time86%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (0.0% are) and within 15 minutes (87%).
Total trip9h 19mDAL 06:05 to IAD 16:24, 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.