Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Portland → Tucson via San Francisco: arrives on time 81%
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05:15 PDX → 07:01 SFOUA 1896 · United · 1h 46m · 92% on time, 0.0% cancelled
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1h 24m layover in San Francisco (SFO) · 45 min minimum on one ticket
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08:25 SFO → 10:45 TUSUA 5433 · United, flown by SkyWest · 2h 17m · 84% on time, 0.0% cancelled
Total trip 5h 27m, 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 connection97%The first flight arrived more than 39 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 1h 24m layover.
Arrives on time81%First flight not cancelled (0.0% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (84%).
Total trip5h 27mPDX 05:15 to TUS 10:45, 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.