Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Washington → St Louis via Charlotte: arrives on time 59%
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08:30 DCA → 10:13 CLTAA 1518 · American · 1h 43m · 86% on time, 2.9% cancelled
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47m layover in Charlotte (CLT) · 45 min minimum on one ticket
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11:00 CLT → 11:59 STLAA 2717 · American · 1h 58m · 83% on time, 0.0% cancelled
Total trip 4h 28m, scheduled departure to arrival (St Louis is 1 h behind Washington). Times are local. Both flew on 53 of the last 56 days.
Makes the connection74%The first flight arrived more than 2 minutes late on 26% of the days it flew: too late for the 45-minute minimum connection on a 47m layover.
Arrives on time59%First flight not cancelled (2.9% are) × connection made (74%) × second flight not cancelled (0.0% are) and within 15 minutes (83%).
Total trip4h 28mDCA 08:30 to STL 11:59, 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.