tailodds FORECAST
Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Boston → Valparaiso via Atlanta: arrives on time 74%

  1. 11:59 BOS → 14:53 ATL
    F9 3511 · Frontier · 3h 02m · 69% on time, 2.5% cancelled
  2. 3h 35m layover in Atlanta (ATL) · 90 min minimum on separate tickets
  3. 18:28 ATL → 18:45 VPS
    DL 2803 · Delta · 1h 17m · 81% on time, 2.8% cancelled

Total trip 7h 46m, scheduled departure to arrival (Valparaiso is 1 h behind Boston). Times are local. Both flew on 56 of the last 56 days.

Makes the connection97%The first flight arrived more than 125 minutes late on 3% of the days it flew: too late for the 90-minute minimum connection on a 3h 35m layover.
Arrives on time74%First flight not cancelled (2.5% are) × connection made (97%) × second flight not cancelled (2.8% are) and within 15 minutes (81%).
Total trip7h 46mBOS 11:59 to VPS 18:45, 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.