Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Aspen via Chicago: arrives on time 62%
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00:50 SFO → 07:16 ORDUA 1850 · United · 4h 26m · 86% on time, 0.0% cancelled
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1h 36m layover in Chicago (ORD) · 45 min minimum on one ticket
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08:52 ORD → 11:01 ASEUA 5279 · United, flown by SkyWest · 3h 09m · 64% on time, 0.0% cancelled
Total trip 9h 11m, scheduled departure to arrival (Aspen is 1 h ahead of San Francisco). Times are local. Both flew on 37 of the last 56 days.
Makes the connection97%The first flight arrived more than 51 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 1h 36m layover.
Arrives on time62%First flight not cancelled (0.0% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (64%).
Total trip9h 11mSFO 00:50 to ASE 11:01, 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.