Flight OddsDTW → BUF Delta Air Lines
Delta Air Lines · Detroit, MI to Buffalo, NY · 1,527 flights, 2025-07-01 to 2026-06-30 · aggregated across 49 flight numbers
On-time arrival
80%
Median delay
-8 min
90th percentile
+58 min
Cancellation rate
1%
How on-time is Delta Air Lines from DTW to BUF?
Across every Delta Air Lines flight number on DTW → BUF (1,527 flights, 2025-07-01 to 2026-06-30), 80% arrived within 15 minutes of schedule. Median arrival delay -8 min; the worst 10% ran +58 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,203 | 80% |
| 16-30 min | 77 | 5% |
| 31-60 min | 79 | 5% |
| 61-120 min | 70 | 5% |
| 2+ hrs | 75 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 143 | 71% | +16 min |
| 2025-08 | 142 | 81% | +8 min |
| 2025-09 | 137 | 91% | -3 min |
| 2025-10 | 146 | 90% | -4 min |
| 2025-11 | 110 | 83% | +6 min |
| 2025-12 | 105 | 62% | +56 min |
| 2026-01 | 88 | 65% | +24 min |
| 2026-02 | 95 | 78% | +7 min |
| 2026-03 | 117 | 78% | +27 min |
| 2026-04 | 129 | 88% | 0 min |
| 2026-05 | 148 | 79% | +10 min |
| 2026-06 | 144 | 85% | +13 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 220 | 77% |
| Tue | 224 | 79% |
| Wed | 220 | 81% |
| Thu | 226 | 86% |
| Fri | 217 | 80% |
| Sat | 184 | 79% |
| Sun | 213 | 76% |
DL flight numbers on DTW → BUF
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…