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

Washington → Ontario via Nashville: arrives on time 51%

  1. 10:35 DCA → 11:30 BNA
    WN 1426 · Southwest · 1h 55m · 82% on time, 0.0% cancelled
  2. 2h 25m layover in Nashville (BNA) · 45 min minimum on one ticket
  3. 13:55 BNA → 16:00 ONT
    WN 855 · Southwest · 4h 05m · 52% on time, 0.0% cancelled

Total trip 8h 25m, scheduled departure to arrival (Ontario is 3 h behind Washington). Times are local. Both flew on 47 of the last 56 days.

Makes the connection98%The first flight arrived more than 100 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 2h 25m layover.
Arrives on time51%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (0.0% are) and within 15 minutes (52%).
Total trip8h 25mDCA 10:35 to ONT 16:00, 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.