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

Boston → Valparaiso via Atlanta: arrives on time 79%

  1. 16:30 BOS → 19:38 ATL
    DL 399 · Delta · 2h 59m · 70% on time, 0.4% cancelled
  2. 3h 37m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 23:15 ATL → 23:29 VPS
    DL 3097 · Delta · 1h 15m · 83% on time, 1.5% cancelled

Total trip 8h 00m, scheduled departure to arrival (Valparaiso is 1 h behind Boston). Times are local. Both flew on 49 of the last 56 days.

Makes the connection97%The first flight arrived more than 172 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 3h 37m layover.
Arrives on time79%First flight not cancelled (0.4% are) × connection made (97%) × second flight not cancelled (1.5% are) and within 15 minutes (83%).
Total trip8h 00mBOS 16:30 to VPS 23:29, 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.