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

Seattle → Boston via Dallas-Fort Worth: arrives on time 51%

  1. 05:05 SEA → 11:02 DFW
    AA 2748 · American · 3h 57m · 94% on time, 3.0% cancelled
  2. 1h 15m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
  3. 12:17 DFW → 17:07 BOS
    AA 1577 · American · 3h 49m · 57% on time, 5.6% cancelled

Total trip 9h 01m, scheduled departure to arrival (Boston is 3 h ahead of Seattle). Times are local. Both flew on 55 of the last 56 days.

Makes the connection96%The first flight arrived more than 30 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 1h 15m layover.
Arrives on time51%First flight not cancelled (3.0% are) × connection made (96%) × second flight not cancelled (5.6% are) and within 15 minutes (57%).
Total trip9h 01mSEA 05:05 to BOS 17:07, 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.