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

Seattle → Washington via New York: arrives on time 84%

  1. 22:20 SEA → 06:34 JFK
    DL 452 · Delta · 5h 14m · 86% on time, 3.0% cancelled
  2. 2h 01m layover in New York (JFK) · 45 min minimum on one ticket
  3. 08:35 JFK → 10:02 DCA +1 day
    DL 5750 · Delta, flown by Republic · 1h 27m · 92% on time, 3.5% cancelled

Total trip 8h 42m, scheduled departure to arrival (Washington is 3 h ahead of Seattle). Times are local. Both flew on 54 of the last 56 days.

Makes the connection98%The first flight arrived more than 76 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 2h 01m layover.
Arrives on time84%First flight not cancelled (3.0% are) × connection made (98%) × second flight not cancelled (3.5% are) and within 15 minutes (92%).
Total trip8h 42mSEA 22:20 to DCA 10:02, 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.