PIT → DEN Southwest Airlines

Southwest Airlines · Pittsburgh, PA to Denver, CO · 766 flights, 2025-07-01 to 2026-06-30 · aggregated across 33 flight numbers

This route runs much more reliably at some times of day than others — 95% on-time departing 3–6am vs. 60% departing 6–9pm.
On-time arrival
76%
Median delay
-3 min
90th percentile
+50 min
Cancellation rate
1%

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

Across every Southwest Airlines flight number on PIT → DEN (766 flights, 2025-07-01 to 2026-06-30), 76% arrived within 15 minutes of schedule. Median arrival delay -3 min; the worst 10% ran +50 min or later. 1% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time58176%
16-30 min578%
31-60 min669%
61-120 min375%
2+ hrs193%

Performance by month

MonthFlightsOn-timeAvg delay
2025-078467%+25 min
2025-087878%+9 min
2025-097781%+2 min
2025-107784%+0 min
2025-116087%-5 min
2025-127070%+16 min
2026-013874%+2 min
2026-022875%+14 min
2026-035575%+10 min
2026-045788%+2 min
2026-055774%+13 min
2026-067968%+15 min

Performance by day of week

DayFlightsOn-time
Mon11979%
Tue11280%
Wed10881%
Thu11676%
Fri11772%
Sat8371%
Sun10574%

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