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

Seattle → Indianapolis via Boston: arrives on time 69%

  1. 07:29 SEA → 16:00 BOS
    DL 459 · Delta · 5h 31m · 88% on time, 2.2% cancelled
  2. 1h 45m layover in Boston (BOS) · 45 min minimum on one ticket
  3. 17:45 BOS → 20:34 IND
    DL 5616 · Delta, flown by Republic · 2h 49m · 77% on time, 3.7% cancelled

Total trip 10h 05m, scheduled departure to arrival (Indianapolis is 3 h ahead of Seattle). Times are local. Both flew on 56 of the last 56 days.

Makes the connection95%The first flight arrived more than 60 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 1h 45m layover.
Arrives on time69%First flight not cancelled (2.2% are) × connection made (95%) × second flight not cancelled (3.7% are) and within 15 minutes (77%).
Total trip10h 05mSEA 07:29 to IND 20:34, 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.