Flight OddsWN4736 MDW → BUF
Southwest Airlines · Chicago, IL to Buffalo, NY · 11 flights observed, 2026-02-12 to 2026-03-01 · 468 mi
WN4736 covers more than one route in the data window — the stats below are for MDW → BUF, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
73%
Median delay
+3 min
90th percentile
+20 min
Cancellation rate
0%
How often is WN4736 on time?
Across 11 flights on MDW → BUF from 2026-02-12 to 2026-03-01, WN4736 arrived within 15 minutes of schedule 73% of the time. The median arrival delay was +3 min, and the worst 10% of flights arrived +20 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 | 8 | 73% |
| 16-30 min | 2 | 18% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 9% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-02 | 10 | 70% | +14 min |
| 2026-03 | 1 | 100% | -13 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 1 | 100% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 2 | 100% |
| Fri | 3 | 100% |
| Sat | 3 | 33% |
| Sun | 2 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…