OKC → DEN Southwest Airlines

Southwest Airlines · Oklahoma City, OK to Denver, CO · 1,223 flights, 2025-07-01 to 2026-06-30 · aggregated across 55 flight numbers

This route runs much more reliably at some times of day than others — 100% on-time departing 3–6am vs. 50% departing 3–6pm.
On-time arrival
79%
Median delay
-3 min
90th percentile
+42 min
Cancellation rate
1%

How on-time is Southwest Airlines from OKC to DEN?

Across every Southwest Airlines flight number on OKC → DEN (1,223 flights, 2025-07-01 to 2026-06-30), 79% arrived within 15 minutes of schedule. Median arrival delay -3 min; the worst 10% ran +42 min or later. 1% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time95279%
16-30 min1039%
31-60 min776%
61-120 min494%
2+ hrs302%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0711768%+26 min
2025-0811068%+17 min
2025-0910673%+9 min
2025-1011085%+5 min
2025-1110388%-3 min
2025-1210673%+9 min
2026-018891%-4 min
2026-028091%-2 min
2026-039276%+8 min
2026-049388%-2 min
2026-059569%+12 min
2026-0611180%+10 min

Performance by day of week

DayFlightsOn-time
Mon18178%
Tue17177%
Wed16581%
Thu17779%
Fri18277%
Sat14677%
Sun18981%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…