Chattanooga (CHA) to Washington (DCA): On-Time Performance
Data through May 2026
Chattanooga (CHA) to Washington (DCA) is a thinner route than most in this dataset — 301 departures over the past year, roughly 6 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 75% arrived on time. Cancellations are the bigger caveat: 4.2% of scheduled flights never departed.
- On-time
- 75%
- arrived <15 min late
- Avg delay
- 34 min
- completed flights
- Cancelled
- 4.2%
- Flights/day
- 0.82
- last 12 months
- Duration
- 1h 49m
- scheduled
- Distance
- 523 mi
Best airline from CHA to DCA
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Envoy Airmost reliable | 90% | 10 min | 0.0% | 119 |
| PSA Airlines | 70% | 40 min | 5.4% | 462 |
Monthly on-time trend
Best time to fly from CHA to DCA
Aim for departures around 5 a.m. (89% on-time); avoid 7 p.m. departures (51%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 74% | 58 min |
| Tuesday | 69% | 37 min |
| Wednesday | 76% | 33 min |
| Thursday | 76% | 15 min |
| Fridaybest | 77% | 34 min |
| Sunday | 77% | 26 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft36%
- Airline operations49%
- National airspace system11%
- Weather4%
Frequently asked questions
- How often are flights from CHA to DCA delayed?
- 25% of CHA–DCA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 34 minutes.
- Which airline is most reliable from CHA to DCA?
- Envoy Air has the best on-time record on this route at 90%, based on 119 flights. 2 airlines flew CHA–DCA frequently enough to compare in this period.
- What is the best time of day to fly from CHA to DCA?
- Departures around 5 a.m. have the best record (89% on-time), while departures around 7 p.m. have the worst (51%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from CHA to DCA?
- The scheduled CHA–DCA flight time averages 1h 49m over 523 miles. Actual arrival times vary — flights on this route land 15+ minutes late 25% of the time.
- How often are CHA to DCA flights cancelled?
- 4.2% of scheduled flights on this route were cancelled between 2024-06 and 2026-05 — several times the typical US rate, so consider earlier departures or backup options.
- What is the worst month to fly from CHA to DCA?
- February 2025 was the roughest month in this dataset, with only 7% of arrivals on time. The best was August 2025 at 100%. If your dates are flexible, that 93-point gap is worth planning around.
Explore related pages
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Based on 596 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.