Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Tucson → San Diego via San Francisco: arrives on time 64%
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15:28 TUS → 17:50 SFOUA 5583 · United, flown by SkyWest · 2h 22m · 76% on time, 0.3% cancelled
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1h 16m layover in San Francisco (SFO) · 45 min minimum on one ticket
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19:06 SFO → 20:49 SANUA 1577 · United · 1h 43m · 78% on time, 0.7% cancelled
Total trip 5h 21m, scheduled departure to arrival. Times are local. Both flew on 0 of the last 56 days, too few to list among the best connections.
Makes the connection83%The first flight arrived more than 31 minutes late on 17% of the days it flew: too late for the 45-minute minimum connection on a 1h 16m layover.
Arrives on time64%First flight not cancelled (0.3% are) × connection made (83%) × second flight not cancelled (0.7% are) and within 15 minutes (78%).
Total trip5h 21mTUS 15:28 to SAN 20:49, 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.