WN2139 DAL → DEN

Southwest Airlines · Dallas, TX to Denver, CO · 42 flights observed, 2025-11-02 to 2026-01-04 · 651 mi

This flight's reliability varies a lot by day of week — 100% on-time on Mondays vs. 40% on Thursdays.

WN2139 covers more than one route in the data window — the stats below are for DAL → DEN, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
86%
Median delay
-4 min
90th percentile
+19 min
Cancellation rate
0%

How often is WN2139 on time?

Across 42 flights on DAL → DEN from 2025-11-02 to 2026-01-04, WN2139 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +19 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time3686%
16-30 min410%
31-60 min12%
61-120 min12%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-111392%-5 min
2025-122580%+3 min
2026-014100%-6 min

Performance by day of week

DayFlightsOn-time
Mon7100%
Tue888%
Wed978%
Thu540%
Fri4100%
Sat5100%
Sun4100%

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