Flight OddsWN155 TUS → DEN
Southwest Airlines · Tucson, AZ to Denver, CO · 58 flights observed, 2025-11-02 to 2026-01-05 · 639 mi
WN155 covers more than one route in the data window — the stats below are for TUS → DEN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
91%
Median delay
-7 min
90th percentile
+10 min
Cancellation rate
3%
How often is WN155 on time?
Across 58 flights on TUS → DEN from 2025-11-02 to 2026-01-05, WN155 arrived within 15 minutes of schedule 91% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +10 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 | 51 | 91% |
| 16-30 min | 3 | 5% |
| 31-60 min | 1 | 2% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 23 | 87% | -4 min |
| 2025-12 | 29 | 93% | +2 min |
| 2026-01 | 4 | 100% | -9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 9 | 100% |
| Tue | 9 | 100% |
| Wed | 9 | 100% |
| Thu | 8 | 100% |
| Fri | 8 | 75% |
| Sat | 5 | 80% |
| Sun | 8 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…