Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Diego → Tucson via Denver: arrives on time 19%
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13:20 SAN → 16:55 DENWN 3496 · Southwest · 2h 30m · 25% on time, 0.0% cancelled
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1h 15m layover in Denver (DEN) · 45 min minimum on one ticket
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18:10 DEN → 19:20 TUSWN 1195 · Southwest · 2h 10m · 42% on time, 0.0% cancelled
Total trip 6h 00m, scheduled departure to arrival. Times are local. Both flew on 24 of the last 56 days.
Makes the connection45%The first flight arrived more than 30 minutes late on 55% of the days it flew: too late for the 45-minute minimum connection on a 1h 15m layover.
Arrives on time19%First flight not cancelled (0.0% are) × connection made (45%) × second flight not cancelled (0.0% are) and within 15 minutes (42%).
Total trip6h 00mSAN 13:20 to TUS 19:20, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.