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

Ontario → Dulles via Phoenix: arrives on time 89%

  1. 05:15 ONT → 06:30 PHX
    WN 864 · Southwest · 1h 15m · 98% on time, 0.0% cancelled
  2. 2h 20m layover in Phoenix (PHX) · 90 min minimum on separate tickets
  3. 08:50 PHX → 16:17 IAD
    UA 1873 · United · 4h 27m · 92% on time, 0.6% cancelled

Total trip 8h 02m, scheduled departure to arrival (Dulles is 3 h ahead of Ontario). Times are local. Both flew on 48 of the last 56 days.

Makes the connection98%The first flight arrived more than 50 minutes late on 2% of the days it flew: too late for the 90-minute minimum connection on a 2h 20m layover.
Arrives on time89%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (0.6% are) and within 15 minutes (92%).
Total trip8h 02mONT 05:15 to IAD 16:17, 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.