Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → San Francisco via San Diego: arrives on time 35%
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05:52 MDW → 08:00 SANWN 3103 · Southwest · 4h 08m · 94% on time, 0.0% cancelled
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3h 15m layover in San Diego (SAN) · 45 min minimum on one ticket
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11:15 SAN → 13:00 SFOWN 1677 · Southwest · 1h 45m · 35% on time, 0.0% cancelled
Total trip 9h 08m, scheduled departure to arrival (San Francisco is 2 h behind Chicago). Times are local. Both flew on 24 of the last 56 days.
Makes the connection100%The first flight arrived more than 150 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 15m layover.
Arrives on time35%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (35%).
Total trip9h 08mMDW 05:52 to SFO 13:00, 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.