ON TIMEBOARD

UA 5217 on time

United Airlines 5217: Spokane to San Francisco at 12:35 p.m. (past 12 months)

On time
76%
323 flights · likely 72–81%
Cancelled
0.3%
of scheduled flights
Typical arrival
−7 min
median vs schedule
When late
+104 min
average delay
Similar flights
77%
UA, same route & hour

About 1 in 4 UA 5217 flights from Spokane arrived 15+ minutes late, diverted or cancelled over the past year (24%); 0.3% were cancelled. The typical flight landed 7 minutes early.

UA 5217: GEG → SFO

Scheduled to leave Spokane at 12:35 p.m. local time, operated by SkyWest as OO 5217. Over the past year it arrived on time 76% of the time (323 flights), in line with other UA flights on the route at that hour (77%). Last seen in the data Aug 31, 2026.

Usually United Airlines's last flight of the day from Spokane to San Francisco (77% of days). United Airlines's last GEG–SFO flight was cancelled 0.3% of the time, against 0.6% for its earlier ones. If it's cancelled, the next United Airlines flight is usually around 6:00 a.m. the next morning.

Month by month

40%70%100%Sep 2025: 93% on time (30 flights)93SepOct 2025: 84% on time (31 flights)84OctNov 2025: 72% on time (29 flights)72NovDec 2025: 100% on time (17 flights)100DecJan 2026: 71% on time (17 flights)71JanFeb 2026: 69% on time (26 flights)69FebMar 2026: 89% on time (27 flights)89MarApr 2026: 73% on time (26 flights)73AprMay 2026: 75% on time (28 flights)75MayJun 2026: 60% on time (30 flights)60JunJul 2026: 68% on time (31 flights)68JulAug 2026: 71% on time (31 flights)71Aug

By day of week

DayFlightsOn time
Monday5072%
Tuesday4591%
Wednesday5070%
Thursday4772%
Friday4873%
Saturday3675%
Sunday4783%

Why it was late

Air traffic & airport (NAS) 35%Airline (crew, maintenance, ops) 23%Late inbound plane 21%Severe weather 21%

All flights GEG → SFO · Connecting off UA 5217? Check the risk

Questions

How often is UA 5217 from GEG to SFO late?

United Airlines 5217 from Spokane, WA to San Francisco, CA arrived 15 or more minutes late, was diverted or was cancelled on 24% of 323 scheduled flights between September 2025 and August 2026. 0.3% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check United Airlines for today's flight. Method.