Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Diego → Chicago via Denver: arrives on time 49%
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08:32 SAN → 11:55 DENWN 3494 · Southwest · 2h 22m · 70% on time, 0.0% cancelled
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1h 05m layover in Denver (DEN) · 45 min minimum on one ticket
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13:00 DEN → 16:20 MDWWN 1601 · Southwest · 2h 20m · 59% on time, 0.0% cancelled
Total trip 5h 48m, scheduled departure to arrival (Chicago is 2 h ahead of San Diego). Times are local. Both flew on 32 of the last 56 days.
Makes the connection84%The first flight arrived more than 20 minutes late on 16% of the days it flew: too late for the 45-minute minimum connection on a 1h 05m layover.
Arrives on time49%First flight not cancelled (0.0% are) × connection made (84%) × second flight not cancelled (0.0% are) and within 15 minutes (59%).
Total trip5h 48mSAN 08:32 to MDW 16:20, 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.