Flight OddsWN2821 HOU → DCA
Southwest Airlines · Houston, TX to Washington, DC · 63 flights observed, 2025-11-02 to 2026-01-05 · 1,218 mi
WN2821 covers more than one route in the data window — the stats below are for HOU → DCA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
71%
Median delay
0 min
90th percentile
+66 min
Cancellation rate
2%
How often is WN2821 on time?
Across 63 flights on HOU → DCA from 2025-11-02 to 2026-01-05, WN2821 arrived within 15 minutes of schedule 71% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +66 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 44 | 71% |
| 16-30 min | 7 | 11% |
| 31-60 min | 4 | 6% |
| 61-120 min | 2 | 3% |
| 2+ hrs | 5 | 8% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 26 | 65% | +30 min |
| 2025-12 | 31 | 74% | +10 min |
| 2026-01 | 5 | 80% | 0 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 10 | 50% |
| Tue | 9 | 89% |
| Wed | 9 | 100% |
| Thu | 8 | 75% |
| Fri | 8 | 75% |
| Sat | 9 | 67% |
| Sun | 9 | 44% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…