Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Tucson → Las Vegas via Denver: arrives on time 15%
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15:00 TUS → 17:55 DENWN 1599 · Southwest · 1h 55m · 39% 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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19:00 DEN → 20:00 LASWN 1565 · Southwest · 2h 00m · 36% on time, 2.9% cancelled
Total trip 5h 00m, scheduled departure to arrival. Times are local. Both flew on 32 of the last 56 days.
Makes the connection44%The first flight arrived more than 20 minutes late on 56% of the days it flew: too late for the 45-minute minimum connection on a 1h 05m layover.
Arrives on time15%First flight not cancelled (0.0% are) × connection made (44%) × second flight not cancelled (2.9% are) and within 15 minutes (36%).
Total trip5h 00mTUS 15:00 to LAS 20:00, 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.