Flight OddsDL1921 SEA → BNA
Delta Air Lines · Seattle, WA to Nashville, TN · 33 flights observed, 2026-04-03 to 2026-05-05 · 1,978 mi
On-time arrival
91%
Median delay
-9 min
90th percentile
+13 min
Cancellation rate
0%
How often is DL1921 on time?
Across 33 flights on SEA → BNA from 2026-04-03 to 2026-05-05, DL1921 arrived within 15 minutes of schedule 91% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +13 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 | 30 | 91% |
| 16-30 min | 1 | 3% |
| 31-60 min | 1 | 3% |
| 61-120 min | 1 | 3% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-04 | 28 | 96% | -7 min |
| 2026-05 | 5 | 60% | +11 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 100% |
| Tue | 5 | 80% |
| Wed | 4 | 100% |
| Thu | 4 | 100% |
| Fri | 5 | 80% |
| Sat | 5 | 80% |
| Sun | 5 | 100% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…