Flight OddsWN3704 DEN → BOS
Southwest Airlines · Denver, CO to Boston, MA · 58 flights observed, 2025-08-05 to 2025-10-01 · 1,754 mi
WN3704 covers more than one route in the data window — the stats below are for DEN → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
48%
Median delay
+21 min
90th percentile
+77 min
Cancellation rate
0%
How often is WN3704 on time?
Across 58 flights on DEN → BOS from 2025-08-05 to 2025-10-01, WN3704 arrived within 15 minutes of schedule 48% of the time. The median arrival delay was +21 min, and the worst 10% of flights arrived +77 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 | 28 | 48% |
| 16-30 min | 5 | 9% |
| 31-60 min | 13 | 22% |
| 61-120 min | 10 | 17% |
| 2+ hrs | 2 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 27 | 70% | +28 min |
| 2025-09 | 30 | 30% | +44 min |
| 2025-10 | 1 | 0% | +38 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 63% |
| Tue | 9 | 33% |
| Wed | 9 | 22% |
| Thu | 8 | 50% |
| Fri | 8 | 63% |
| Sat | 8 | 88% |
| Sun | 8 | 25% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…