Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Portland → Newark via San Francisco: arrives on time 26%
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08:35 PDX → 10:25 SFOUA 1596 · United · 1h 50m · 56% on time, 1.4% cancelled
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50m layover in San Francisco (SFO) · 45 min minimum on one ticket
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11:15 SFO → 20:10 EWRUA 274 · United · 5h 55m · 76% on time, 1.4% cancelled
Total trip 8h 35m, scheduled departure to arrival (Newark is 3 h ahead of Portland). Times are local. Both flew on 56 of the last 56 days.
Makes the connection35%The first flight arrived more than 5 minutes late on 65% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time26%First flight not cancelled (1.4% are) × connection made (35%) × second flight not cancelled (1.4% are) and within 15 minutes (76%).
Total trip8h 35mPDX 08:35 to EWR 20:10, 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.