WN2145 DEN → DTW

Southwest Airlines · Denver, CO to Detroit, MI · 30 flights observed, 2025-07-01 to 2025-08-04 · 1,123 mi

This flight runs much more reliably at some times of day than others — 83% on-time departing 9am–12pm vs. 20% departing 3–6pm.

WN2145 covers more than one route in the data window — the stats below are for DEN → DTW, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
57%
Median delay
+4 min
90th percentile
+45 min
Cancellation rate
0%

How often is WN2145 on time?

Across 30 flights on DEN → DTW from 2025-07-01 to 2025-08-04, WN2145 arrived within 15 minutes of schedule 57% of the time. The median arrival delay was +4 min, and the worst 10% of flights arrived +45 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1757%
16-30 min620%
31-60 min517%
61-120 min13%
2+ hrs13%

Performance by month

MonthFlightsOn-timeAvg delay
2025-072756%+18 min
2025-08367%+8 min

Performance by day of week

DayFlightsOn-time
Mon580%
Tue520%
Wed520%
Thu540%
Fri5100%
SatNo data—
Sun580%

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