WN2631 DEN → SFO
Southwest Airlines · Denver, CO to San Francisco, CA · 31 flights observed, 2025-11-02 to 2026-01-05 · 967 mi
WN2631 covers more than one route in the data window — the stats below are for DEN → SFO, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
67%
Median delay
+10 min
90th percentile
+53 min
Cancellation rate
3%
How often is WN2631 on time?
Across 31 flights on DEN → SFO from 2025-11-02 to 2026-01-05, WN2631 arrived within 15 minutes of schedule 67% of the time. The median arrival delay was +10 min, and the worst 10% of flights arrived +53 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 20 | 67% |
| 16-30 min | 3 | 10% |
| 31-60 min | 4 | 13% |
| 61-120 min | 1 | 3% |
| 2+ hrs | 2 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 15 | 73% | +16 min |
| 2025-12 | 12 | 58% | +25 min |
| 2026-01 | 3 | 67% | +43 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 50% |
| Tue | 3 | 67% |
| Wed | 1 | 0% |
| Thu | 3 | 67% |
| Fri | 7 | 86% |
| Sat | No data | — |
| Sun | 10 | 70% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…