Flight OddsBWI → GRR Southwest Airlines
Southwest Airlines · Baltimore, MD to Grand Rapids, MI · 432 flights, 2025-07-01 to 2026-06-30 · aggregated across 29 flight numbers
On-time arrival
76%
Median delay
-4 min
90th percentile
+44 min
Cancellation rate
1%
How on-time is Southwest Airlines from BWI to GRR?
Across every Southwest Airlines flight number on BWI → GRR (432 flights, 2025-07-01 to 2026-06-30), 76% arrived within 15 minutes of schedule. Median arrival delay -4 min; the worst 10% ran +44 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 324 | 76% |
| 16-30 min | 43 | 10% |
| 31-60 min | 31 | 7% |
| 61-120 min | 19 | 4% |
| 2+ hrs | 10 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 52 | 73% | +18 min |
| 2025-08 | 33 | 79% | +15 min |
| 2025-09 | 30 | 97% | -7 min |
| 2025-10 | 31 | 81% | -3 min |
| 2025-11 | 30 | 83% | -2 min |
| 2025-12 | 31 | 81% | +2 min |
| 2026-01 | 30 | 83% | -4 min |
| 2026-02 | 27 | 74% | +3 min |
| 2026-03 | 31 | 65% | +25 min |
| 2026-04 | 35 | 83% | +3 min |
| 2026-05 | 41 | 80% | +6 min |
| 2026-06 | 56 | 52% | +25 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 60 | 75% |
| Tue | 60 | 77% |
| Wed | 60 | 78% |
| Thu | 61 | 80% |
| Fri | 60 | 72% |
| Sat | 64 | 69% |
| Sun | 62 | 81% |
WN flight numbers on BWI → GRR
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…