Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Aspen via Denver: arrives on time 70%
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08:31 SFO → 12:22 DENUA 2348 · United · 2h 51m · 84% on time, 0.6% cancelled
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2h 45m layover in Denver (DEN) · 45 min minimum on one ticket
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15:07 DEN → 16:08 ASEUA 5773 · United, flown by SkyWest · 1h 01m · 78% on time, 6.9% cancelled
Total trip 6h 37m, scheduled departure to arrival (Aspen is 1 h ahead of San Francisco). Times are local. Both flew on 40 of the last 56 days.
Makes the connection97%The first flight arrived more than 120 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 2h 45m layover.
Arrives on time70%First flight not cancelled (0.6% are) × connection made (97%) × second flight not cancelled (6.9% are) and within 15 minutes (78%).
Total trip6h 37mSFO 08:31 to ASE 16:08, 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.