ON TIMEBOARD

DL 4289 on time

Delta Air Lines 4289: Minneapolis to Williston at 8:30 p.m. (past 12 months)

On time
78%
363 flights · likely 73–82%
Cancelled
1.7%
of scheduled flights
Typical arrival
−10 min
median vs schedule
When late
+185 min
average delay
Similar flights
78%
DL, same route & hour

About 1 in 5 DL 4289 flights from Minneapolis arrived 15+ minutes late, diverted or cancelled over the past year (22%); 1.7% were cancelled. The typical flight landed 10 minutes early.

DL 4289: MSP → XWA

Scheduled to leave Minneapolis at 8:30 p.m. local time, operated by SkyWest as OO 4289. Over the past year it arrived on time 78% of the time (363 flights), in line with other DL flights on the route at that hour (78%). Last seen in the data Aug 31, 2026.

Usually Delta Air Lines's last flight of the day from Minneapolis to Williston (100% of days). Delta Air Lines's last MSP–XWA flight was cancelled 1.7% of the time, against 1.5% for its earlier ones. If it's cancelled, the next Delta Air Lines flight is usually around 10:05 a.m. the next morning.

Month by month

40%70%100%Sep 2025: 93% on time (30 flights)93SepOct 2025: 94% on time (31 flights)94OctNov 2025: 77% on time (30 flights)77NovDec 2025: 48% on time (29 flights)48DecJan 2026: 77% on time (31 flights)77JanFeb 2026: 68% on time (28 flights)68FebMar 2026: 68% on time (31 flights)68MarApr 2026: 90% on time (30 flights)90AprMay 2026: 81% on time (31 flights)81MayJun 2026: 70% on time (30 flights)70JunJul 2026: 74% on time (31 flights)74JulAug 2026: 94% on time (31 flights)94Aug

By day of week

DayFlightsOn time
Monday5377%
Tuesday5283%
Wednesday5182%
Thursday5178%
Friday5275%
Saturday5277%
Sunday5273%

Why it was late

Airline (crew, maintenance, ops) 78%Severe weather 18%Air traffic & airport (NAS) 4%

All flights MSP → XWA · Connecting off DL 4289? Check the risk

Questions

How often is DL 4289 from MSP to XWA late?

Delta Air Lines 4289 from Minneapolis, MN to Williston, ND arrived 15 or more minutes late, was diverted or was cancelled on 22% of 363 scheduled flights between September 2025 and August 2026. 1.7% 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.