Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Antonio → Dulles via Dallas-Fort Worth: arrives on time 42%
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12:26 SAT → 13:45 DFWAA 3778 · American, flown by Envoy · 1h 19m · 77% on time, 5.5% cancelled
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49m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
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14:34 DFW → 18:34 IADAA 1904 · American · 3h 01m · 61% on time, 2.9% cancelled
Total trip 5h 09m, scheduled departure to arrival (Dulles is 1 h ahead of San Antonio). Times are local. Both flew on 39 of the last 56 days.
Makes the connection74%The first flight arrived more than 4 minutes late on 26% of the days it flew: too late for the 45-minute minimum connection on a 49m layover.
Arrives on time42%First flight not cancelled (5.5% are) × connection made (74%) × second flight not cancelled (2.9% are) and within 15 minutes (61%).
Total trip5h 09mSAT 12:26 to IAD 18:34, 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.