Flight Reliability
AA 527 · American Airlines
Charlotte → Washington (CLT–DCA)
10
Bring Snacks
WanderNerd Reliability Score
- 50%
- Arrive within 15 minutes
- 59 min
- Average arrival delay
- 4.8%
- Cancelled
- 15 min
- Median arrival delay
Based on 165 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
AA 527 arrived on time 64% of the time on Tuesdays and just 41% on Fridays. That gap is worth planning around.
Well behind the CLT–DCA route.
AA 527 arrived on time 50% of the time, versus 69% across the CLT–DCA route.
Well behind the American Airlines network.
AA 527 arrived on time 50% of the time, versus 77% across the American Airlines network.
Keep a backup plan handy.
AA 527 was cancelled 4.8% of the time. Typical for U.S. flights is around 1–2%.
The breakdown
- Mon41%(22 flights)
- Tue64%(22 flights)
- Wed52%(21 flights)
- Thu57%(23 flights)
- Fri41%(22 flights)
- Sat52%(23 flights)
- Sun46%(22 flights)
64%
May
Jun 36% → May 64% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 36% | 28 |
| July 2025 | 40% | 25 |
| August 2025 | 42% | 31 |
| September 2025 | 62% | 29 |
| October 2025 | 63% | 30 |
| May 2026 | 64% | 11 |
- Departures on time
- 58%
- Diverted
- 1.2%
- Flights flown
- 155
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 165 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.