WN678 DCA → BNA
Southwest Airlines · Washington, DC to Nashville, TN · 28 flights observed, 2026-01-06 to 2026-03-04 · 562 mi
WN678 covers more than one route in the data window — the stats below are for DCA → BNA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
75%
Median delay
-3 min
90th percentile
+98 min
Cancellation rate
0%
How often is WN678 on time?
Across 28 flights on DCA → BNA from 2026-01-06 to 2026-03-04, WN678 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +98 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 | 21 | 75% |
| 16-30 min | 1 | 4% |
| 31-60 min | 0 | 0% |
| 61-120 min | 4 | 14% |
| 2+ hrs | 2 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 17 | 65% | +30 min |
| 2026-02 | 9 | 89% | +1 min |
| 2026-03 | 2 | 100% | -10 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 67% |
| Tue | 8 | 88% |
| Wed | 9 | 78% |
| Thu | 3 | 67% |
| Fri | 3 | 33% |
| Sat | No data | — |
| Sun | 2 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…