Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Santa Ana → Chicago via San Francisco: arrives on time 83%
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19:27 SNA → 21:05 SFOUA 5339 · United, flown by SkyWest · 1h 38m · 50% on time, 2.9% cancelled
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3h 45m layover in San Francisco (SFO) · 45 min minimum on one ticket
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00:50 SFO → 07:16 ORD +1 dayUA 1850 · United · 4h 26m · 86% on time, 0.0% cancelled
Total trip 9h 49m, scheduled departure to arrival (Chicago is 2 h ahead of Santa Ana). Times are local. Both flew on 37 of the last 56 days.
Makes the connection99%The first flight arrived more than 180 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 45m layover.
Arrives on time83%First flight not cancelled (2.9% are) × connection made (99%) × second flight not cancelled (0.0% are) and within 15 minutes (86%).
Total trip9h 49mSNA 19:27 to ORD 07:16, 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.