UA1470 SEA → SFO

United Airlines · Seattle, WA to San Francisco, CA · 43 flights observed, 2025-07-02 to 2026-04-19 · 679 mi

This flight's reliability varies a lot by day of week — 100% on-time on Wednesdays vs. 29% on Sundays.

UA1470 covers more than one route in the data window — the stats below are for SEA → SFO, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
74%
Median delay
-10 min
90th percentile
+49 min
Cancellation rate
2%

How often is UA1470 on time?

Across 43 flights on SEA → SFO from 2025-07-02 to 2026-04-19, UA1470 arrived within 15 minutes of schedule 74% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +49 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time3174%
16-30 min25%
31-60 min614%
61-120 min37%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-072580%-3 min
2025-081669%+12 min
2026-0410%+57 min

Performance by day of week

DayFlightsOn-time
Mon771%
TueNo data—
Wed7100%
Thu786%
Fri757%
Sat7100%
Sun729%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…