Flight OddsWN233 BOS → BWI
Southwest Airlines · Boston, MA to Baltimore, MD · 42 flights observed, 2026-01-06 to 2026-03-04 · 369 mi
WN233 covers more than one route in the data window — the stats below are for BOS → BWI, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
95%
Median delay
-15 min
90th percentile
+9 min
Cancellation rate
10%
How often is WN233 on time?
Across 42 flights on BOS → BWI from 2026-01-06 to 2026-03-04, WN233 arrived within 15 minutes of schedule 95% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +9 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 | 36 | 95% |
| 16-30 min | 0 | 0% |
| 31-60 min | 1 | 3% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 20 | 90% | +4 min |
| 2026-02 | 15 | 100% | -17 min |
| 2026-03 | 3 | 100% | -24 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 100% |
| Tue | 8 | 88% |
| Wed | 9 | 89% |
| Thu | 6 | 100% |
| Fri | 5 | 100% |
| Sat | No data | — |
| Sun | 5 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…