Flight OddsWN4337 PWM → BWI
Southwest Airlines · Portland, ME to Baltimore, MD · 20 flights observed, 2025-07-03 to 2025-08-04 · 452 mi
WN4337 covers more than one route in the data window — the stats below are for PWM → BWI, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
56%
Median delay
+5 min
90th percentile
+31 min
Cancellation rate
10%
How often is WN4337 on time?
Across 20 flights on PWM → BWI from 2025-07-03 to 2025-08-04, WN4337 arrived within 15 minutes of schedule 56% of the time. The median arrival delay was +5 min, and the worst 10% of flights arrived +31 min or later. 10% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 10 | 56% |
| 16-30 min | 6 | 33% |
| 31-60 min | 1 | 6% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 15 | 60% | +19 min |
| 2025-08 | 3 | 33% | +14 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 60% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 4 | 50% |
| Fri | 5 | 40% |
| Sat | No data | — |
| Sun | 4 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…