ON TIMEBOARD

DL 4317 on time

Delta Air Lines 4317: Salt Lake City to Elko at 9:30 p.m. (past 12 months)

On time
93%
364 flights · likely 90–96%
Cancelled
0.8%
of scheduled flights
Typical arrival
−18 min
median vs schedule
When late
+251 min
average delay
Similar flights
93%
DL, same route & hour

About 1 in 15 DL 4317 flights from Salt Lake City arrived 15+ minutes late, diverted or cancelled over the past year (7%); 0.8% were cancelled. The typical flight landed 18 minutes early.

DL 4317: SLC → EKO

Scheduled to leave Salt Lake City at 9:30 p.m. local time, operated by SkyWest as OO 4317. Over the past year it arrived on time 93% of the time (364 flights), in line with other DL flights on the route at that hour (93%). Last seen in the data Aug 31, 2026.

Usually Delta Air Lines's last flight of the day from Salt Lake City to Elko (59% of days). Delta Air Lines's last SLC–EKO flight was cancelled 1.4% of the time, against 0.5% for its earlier ones. If it's cancelled, the next Delta Air Lines flight is usually around 1:30 p.m. the next morning.

Month by month

40%70%100%Sep 2025: 97% on time (30 flights)97SepOct 2025: 94% on time (31 flights)94OctNov 2025: 100% on time (30 flights)100NovDec 2025: 97% on time (30 flights)97DecJan 2026: 90% on time (31 flights)90JanFeb 2026: 89% on time (28 flights)89FebMar 2026: 97% on time (31 flights)97MarApr 2026: 90% on time (30 flights)90AprMay 2026: 90% on time (31 flights)90MayJun 2026: 83% on time (30 flights)83JunJul 2026: 97% on time (31 flights)97JulAug 2026: 97% on time (31 flights)97Aug

By day of week

DayFlightsOn time
Monday5394%
Tuesday5294%
Wednesday5294%
Thursday5192%
Friday5287%
Saturday5294%
Sunday5298%

Why it was late

Airline (crew, maintenance, ops) 82%Severe weather 18%

All flights SLC → EKO · Connecting off DL 4317? Check the risk

Questions

How often is DL 4317 from SLC to EKO late?

Delta Air Lines 4317 from Salt Lake City, UT to Elko, NV arrived 15 or more minutes late, was diverted or was cancelled on 7% of 364 scheduled flights between September 2025 and August 2026. 0.8% 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 Delta Air Lines for today's flight. Method.