Best Time to Fly CHA to DCA: On-Time Stats by Hour & Airline
Lovell Field → Ronald Reagan Washington National
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 85.0% of Chattanooga (CHA) to Washington (DCA) flights arrived on time (301 scheduled flights). That is 7.4 points above the national average of 77.6%.
Republic Airways was the most punctual of the 2 airlines on the route at 94.4%, while PSA Airlines trailed at 83.2%.
August has been the best month (98% on time) and Tuesday the weakest day of the week (68%).
2.0% of flights were cancelled, versus 1.8% nationally.
CHA to DCA on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Republic Airways | 94.4% | 25 min | 0.0% | 36 |
| PSA Airlines | 83.2% | 186 min | 2.4% | 251 |
| Envoy Air | Limited data | 14 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly CHA to DCA
On-time arrival % by scheduled departure hour (local time), 597 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 90.6% | 0.0% | 32 |
| 6am–7am | 82.6% | 1.6% | 252 |
| 7am–8am | 89.2% | 3.2% | 124 |
| 7pm–8pm | 51.7% | 9.9% | 162 |
| 8pm–9pm | Limited data | 27 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on CHA to DCA
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 10 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 3 | ||
| Summer peak (Jun 15 - Aug 15) | 85.7% | +12.8 pts | 2.8% | 108 |
| All other days | 73.0% | — | 4.8% | 476 |
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).