Flight OddsWN1599 BWI → BOS
Southwest Airlines · Baltimore, MD to Boston, MA · 85 flights observed, 2025-07-01 to 2026-01-05 · 369 mi
WN1599 covers more than one route in the data window — the stats below are for BWI → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
75%
Median delay
-7 min
90th percentile
+65 min
Cancellation rate
9%
How often is WN1599 on time?
Across 85 flights on BWI → BOS from 2025-07-01 to 2026-01-05, WN1599 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +65 min or later. 9% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 58 | 75% |
| 16-30 min | 5 | 6% |
| 31-60 min | 4 | 5% |
| 61-120 min | 6 | 8% |
| 2+ hrs | 4 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 15 | 53% | +52 min |
| 2025-08 | 2 | 50% | +5 min |
| 2025-11 | 25 | 96% | -6 min |
| 2025-12 | 30 | 70% | +9 min |
| 2026-01 | 5 | 80% | -2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 10 | 60% |
| Tue | 12 | 67% |
| Wed | 13 | 85% |
| Thu | 7 | 71% |
| Fri | 9 | 100% |
| Sat | 13 | 85% |
| Sun | 13 | 62% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…