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

Boston → Portland via Salt Lake City: arrives on time 78%

  1. 11:15 BOS → 14:24 SLC
    DL 464 · Delta · 5h 09m · 78% on time, 0.8% cancelled
  2. 3h 01m layover in Salt Lake City (SLC) · 45 min minimum on one ticket
  3. 17:25 SLC → 18:18 PDX
    DL 1238 · Delta · 1h 53m · 87% on time, 6.1% cancelled

Total trip 10h 03m, scheduled departure to arrival (Portland is 3 h behind Boston). Times are local. Both flew on 42 of the last 56 days.

Makes the connection96%The first flight arrived more than 136 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 3h 01m layover.
Arrives on time78%First flight not cancelled (0.8% are) × connection made (96%) × second flight not cancelled (6.1% are) and within 15 minutes (87%).
Total trip10h 03mBOS 11:15 to PDX 18:18, 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.