Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Buffalo → Denver via Dallas-Fort Worth: arrives on time 33%
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16:46 BUF → 19:10 DFWAA 1615 · American · 3h 24m · 58% on time, 2.9% cancelled
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1h 19m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
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20:29 DFW → 21:32 DENAA 577 · American · 2h 03m · 50% on time, 4.4% cancelled
Total trip 6h 46m, scheduled departure to arrival (Denver is 2 h behind Buffalo). Times are local. Both flew on 45 of the last 56 days.
Makes the connection70%The first flight arrived more than 34 minutes late on 30% of the days it flew: too late for the 45-minute minimum connection on a 1h 19m layover.
Arrives on time33%First flight not cancelled (2.9% are) × connection made (70%) × second flight not cancelled (4.4% are) and within 15 minutes (50%).
Total trip6h 46mBUF 16:46 to DEN 21:32, 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.