Flight OddsBUF → BWI Southwest Airlines
Southwest Airlines · Buffalo, NY to Baltimore, MD · 1,741 flights, 2025-07-01 to 2026-06-30 · aggregated across 84 flight numbers
On-time arrival
87%
Median delay
-7 min
90th percentile
+22 min
Cancellation rate
2%
How on-time is Southwest Airlines from BUF to BWI?
Across every Southwest Airlines flight number on BUF → BWI (1,741 flights, 2025-07-01 to 2026-06-30), 87% arrived within 15 minutes of schedule. Median arrival delay -7 min; the worst 10% ran +22 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,486 | 87% |
| 16-30 min | 109 | 6% |
| 31-60 min | 45 | 3% |
| 61-120 min | 38 | 2% |
| 2+ hrs | 31 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 138 | 77% | +20 min |
| 2025-08 | 147 | 87% | +1 min |
| 2025-09 | 147 | 93% | -5 min |
| 2025-10 | 149 | 85% | +2 min |
| 2025-11 | 144 | 88% | -2 min |
| 2025-12 | 146 | 85% | -2 min |
| 2026-01 | 122 | 88% | -5 min |
| 2026-02 | 125 | 92% | -7 min |
| 2026-03 | 142 | 85% | +5 min |
| 2026-04 | 148 | 91% | -4 min |
| 2026-05 | 153 | 88% | 0 min |
| 2026-06 | 148 | 86% | -1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 247 | 84% |
| Tue | 255 | 88% |
| Wed | 247 | 91% |
| Thu | 250 | 84% |
| Fri | 250 | 87% |
| Sat | 224 | 87% |
| Sun | 236 | 88% |
WN flight numbers on BUF → BWI
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…