Flight OddsWN3770 BOS → BWI
Southwest Airlines · Boston, MA to Baltimore, MD · 23 flights observed, 2025-10-02 to 2025-11-01 · 369 mi
WN3770 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
52%
Median delay
+11 min
90th percentile
+79 min
Cancellation rate
0%
How often is WN3770 on time?
Across 23 flights on BOS → BWI from 2025-10-02 to 2025-11-01, WN3770 arrived within 15 minutes of schedule 52% of the time. The median arrival delay was +11 min, and the worst 10% of flights arrived +79 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 | 12 | 52% |
| 16-30 min | 1 | 4% |
| 31-60 min | 6 | 26% |
| 61-120 min | 2 | 9% |
| 2+ hrs | 2 | 9% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 22 | 50% | +32 min |
| 2025-11 | 1 | 100% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 25% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 5 | 20% |
| Fri | 5 | 60% |
| Sat | 5 | 100% |
| Sun | 4 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…