Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Buffalo → Denver via Charlotte: arrives on time 83%
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06:01 BUF → 08:01 CLTAA 1204 · American · 2h 00m · 93% on time, 0.0% cancelled
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3h 24m layover in Charlotte (CLT) · 45 min minimum on one ticket
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11:25 CLT → 13:02 DENAA 1662 · American · 3h 52m · 87% on time, 2.3% cancelled
Total trip 9h 16m, scheduled departure to arrival (Denver is 2 h behind Buffalo). Times are local. Both flew on 0 of the last 56 days, too few to list among the best connections.
Makes the connection98%The first flight arrived more than 159 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 3h 24m layover.
Arrives on time83%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (2.3% are) and within 15 minutes (87%).
Total trip9h 16mBUF 06:01 to DEN 13:02, layover included
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.