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

Boston → Los Angeles via Dulles: arrives on time 81%

  1. 05:45 BOS → 07:23 IAD
    UA 1734 · United · 1h 38m · 97% on time, 2.3% cancelled
  2. 1h 47m layover in Dulles (IAD) · 45 min minimum on one ticket
  3. 09:10 IAD → 11:39 LAX
    UA 1868 · United · 5h 29m · 85% on time, 1.4% cancelled

Total trip 8h 54m, scheduled departure to arrival (Los Angeles is 3 h behind Boston). Times are local. Both flew on 56 of the last 56 days.

Makes the connection99%The first flight arrived more than 62 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 1h 47m layover.
Arrives on time81%First flight not cancelled (2.3% are) × connection made (99%) × second flight not cancelled (1.4% are) and within 15 minutes (85%).
Total trip8h 54mBOS 05:45 to LAX 11:39, 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.