SFO → PDX United Airlines

United Airlines · San Francisco, CA to Portland, OR · 2,039 flights, 2025-07-01 to 2026-06-30 · aggregated across 59 flight numbers

This route's scheduled flight time has grown by 10 min since 2025-07 — some of the on-time performance may reflect a more generous published schedule, not a faster or more reliable flight.
On-time arrival
82%
Median delay
-6 min
90th percentile
+36 min
Cancellation rate
0%

How on-time is United Airlines from SFO to PDX?

Across every United Airlines flight number on SFO → PDX (2,039 flights, 2025-07-01 to 2026-06-30), 82% arrived within 15 minutes of schedule. Median arrival delay -6 min; the worst 10% ran +36 min or later. 0% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time1,66382%
16-30 min1397%
31-60 min1085%
61-120 min713%
2+ hrs543%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0718581%+7 min
2025-0819187%+0 min
2025-0919791%-2 min
2025-1021986%+2 min
2025-1116578%+5 min
2025-1212584%+4 min
2026-0113783%+8 min
2026-0213279%+6 min
2026-0315789%-4 min
2026-0418073%+8 min
2026-0517577%+10 min
2026-0617272%+17 min

Performance by day of week

DayFlightsOn-time
Mon30581%
Tue27787%
Wed27579%
Thu30375%
Fri29983%
Sat27387%
Sun30382%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…