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

San Antonio → Boston via Atlanta: arrives on time 66%

  1. 06:40 SAT → 10:06 ATL
    DL 1066 · Delta · 2h 26m · 94% on time, 1.6% cancelled
  2. 3h 52m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 13:58 ATL → 16:46 BOS
    DL 726 · Delta · 2h 48m · 69% on time, 1.4% cancelled

Total trip 9h 06m, scheduled departure to arrival (Boston is 1 h ahead of San Antonio). Times are local. Both flew on 55 of the last 56 days.

Makes the connection99%The first flight arrived more than 187 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 52m layover.
Arrives on time66%First flight not cancelled (1.6% are) × connection made (99%) × second flight not cancelled (1.4% are) and within 15 minutes (69%).
Total trip9h 06mSAT 06:40 to BOS 16:46, 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.