Flight OddsWN1603 DEN → SEA
Southwest Airlines · Denver, CO to Seattle, WA · 58 flights observed, 2026-01-06 to 2026-03-04 · 1,024 mi
WN1603 covers more than one route in the data window — the stats below are for DEN → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
76%
Median delay
0 min
90th percentile
+30 min
Cancellation rate
0%
How often is WN1603 on time?
Across 58 flights on DEN → SEA from 2026-01-06 to 2026-03-04, WN1603 arrived within 15 minutes of schedule 76% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +30 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 | 44 | 76% |
| 16-30 min | 8 | 14% |
| 31-60 min | 5 | 9% |
| 61-120 min | 1 | 2% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 26 | 77% | +6 min |
| 2026-02 | 28 | 71% | +3 min |
| 2026-03 | 4 | 100% | -12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 75% |
| Tue | 9 | 67% |
| Wed | 9 | 89% |
| Thu | 8 | 63% |
| Fri | 8 | 63% |
| Sat | 8 | 100% |
| 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…