WN2040 DEN → OAK

Southwest Airlines · Denver, CO to Oakland, CA · 24 flights observed, 2026-04-09 to 2026-06-01 · 957 mi

This flight has been getting more reliable recently — 2026-05's on-time rate (77%) is well above the 50% average from earlier months.

WN2040 covers more than one route in the data window — the stats below are for DEN → OAK, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
67%
Median delay
+8 min
90th percentile
+36 min
Cancellation rate
0%

How often is WN2040 on time?

Across 24 flights on DEN → OAK from 2026-04-09 to 2026-06-01, WN2040 arrived within 15 minutes of schedule 67% of the time. The median arrival delay was +8 min, and the worst 10% of flights arrived +36 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1667%
16-30 min417%
31-60 min28%
61-120 min28%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-041050%+21 min
2026-051377%+9 min
2026-061100%+3 min

Performance by day of week

DayFlightsOn-time
Mon863%
TueNo data—
WedNo data—
Thu863%
Fri875%
SatNo data—
SunNo data—

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