Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Antonio → Boston via Chicago: arrives on time 55%
-
06:40 SAT → 09:38 ORDUA 1332 · United · 2h 58m · 87% on time, 2.3% cancelled
-
47m layover in Chicago (ORD) · 45 min minimum on one ticket
-
10:25 ORD → 14:04 BOSUA 1606 · United · 2h 37m · 82% on time, 0.9% cancelled
Total trip 6h 22m, scheduled departure to arrival (Boston is 1 h ahead of San Antonio). Times are local. Both flew on 56 of the last 56 days.
Makes the connection70%The first flight arrived more than 2 minutes late on 30% of the days it flew: too late for the 45-minute minimum connection on a 47m layover.
Arrives on time55%First flight not cancelled (2.3% are) × connection made (70%) × second flight not cancelled (0.9% are) and within 15 minutes (82%).
Total trip6h 22mSAT 06:40 to BOS 14:04, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.