Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Denver → Washington via Miami: arrives on time 44%
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12:12 DEN → 18:20 MIAAA 3118 · American · 4h 08m · 77% on time, 0.0% cancelled
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51m layover in Miami (MIA) · 45 min minimum on one ticket
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19:11 MIA → 21:54 DCAAA 2648 · American · 2h 43m · 63% on time, 2.4% cancelled
Total trip 7h 42m, scheduled departure to arrival (Washington is 2 h ahead of Denver). Times are local. Both flew on 52 of the last 56 days.
Makes the connection73%The first flight arrived more than 6 minutes late on 27% of the days it flew: too late for the 45-minute minimum connection on a 51m layover.
Arrives on time44%First flight not cancelled (0.0% are) × connection made (73%) × second flight not cancelled (2.4% are) and within 15 minutes (63%).
Total trip7h 42mDEN 12:12 to DCA 21:54, 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.