Flight OddsWN840 DEN → SMF
Southwest Airlines · Denver, CO to Sacramento, CA · 50 flights observed, 2026-04-07 to 2026-06-03 · 909 mi
WN840 covers more than one route in the data window — the stats below are for DEN → SMF, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
50%
Median delay
+15 min
90th percentile
+71 min
Cancellation rate
0%
How often is WN840 on time?
Across 50 flights on DEN → SMF from 2026-04-07 to 2026-06-03, WN840 arrived within 15 minutes of schedule 50% of the time. The median arrival delay was +15 min, and the worst 10% of flights arrived +71 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 | 25 | 50% |
| 16-30 min | 9 | 18% |
| 31-60 min | 9 | 18% |
| 61-120 min | 4 | 8% |
| 2+ hrs | 3 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-04 | 21 | 57% | +18 min |
| 2026-05 | 26 | 46% | +32 min |
| 2026-06 | 3 | 33% | +38 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 13% |
| Tue | 9 | 67% |
| Wed | 9 | 56% |
| Thu | 8 | 50% |
| Fri | 8 | 50% |
| Sat | 8 | 63% |
| 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…