Flight OddsWN3540 CMH → DEN
Southwest Airlines · Columbus, OH to Denver, CO · 20 flights observed, 2026-03-05 to 2026-04-06 · 1,154 mi
WN3540 covers more than one route in the data window — the stats below are for CMH → DEN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
60%
Median delay
+7 min
90th percentile
+131 min
Cancellation rate
0%
How often is WN3540 on time?
Across 20 flights on CMH → DEN from 2026-03-05 to 2026-04-06, WN3540 arrived within 15 minutes of schedule 60% of the time. The median arrival delay was +7 min, and the worst 10% of flights arrived +131 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 12 | 60% |
| 16-30 min | 1 | 5% |
| 31-60 min | 1 | 5% |
| 61-120 min | 3 | 15% |
| 2+ hrs | 3 | 15% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 16 | 56% | +45 min |
| 2026-04 | 4 | 75% | +4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 80% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 5 | 40% |
| Fri | 5 | 60% |
| Sat | 5 | 60% |
| Sun | No data | — |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…