Flight Reliability
AA 1200 · American Airlines
Washington → Chicago (DCA–ORD)80% of its flights flew this route. The rest (ORD–DCA, DFW–OKC) are included in these numbers.
68
Usually Fine
WanderNerd Reliability Score
- 74%
- Arrive within 15 minutes
- 18 min
- Average arrival delay
- 2.4%
- Cancelled
- 7 min early
- Median arrival delay
Based on 413 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
AA 1200 arrived on time 86% of the time on Saturdays and just 60% on Fridays. That gap is worth planning around.
Trending in the right direction.
AA 1200 arrived on time 76% of the time over the last three months in the data, compared with 69% in the three months before that.
The breakdown
- Mon84%(55 flights)
- Tue68%(57 flights)
- Wed69%(58 flights)
- Thu83%(60 flights)
- Fri60%(58 flights)
- Sat86%(55 flights)
- Sun70%(59 flights)
- 6–9 AM—(1 flights)
- 9 AM–12 PM74%(364 flights)
- 12–3 PM73%(11 flights)
- 6–9 PM73%(26 flights)
85%
May
Jun 75% → May 85% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 75% | 28 |
| July 2025 | 86% | 29 |
| August 2025 | 76% | 29 |
| September 2025 | 70% | 30 |
| October 2025 | 71% | 31 |
| November 2025 | 76% | 29 |
| December 2025 | 66% | 29 |
| January 2026 | 75% | 28 |
| February 2026 | 65% | 43 |
| March 2026 | 63% | 35 |
| April 2026 | 81% | 52 |
| May 2026 | 85% | 39 |
- Departures on time
- 74%
- Diverted
- 0.2%
- Flights flown
- 402
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 413 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.