Flight Reliability
AA 3446 · American Airlines
Columbus → Chicago (CMH–ORD)86% of its flights flew this route. The rest (BWI–ORD, ORD–BWI) are included in these numbers.
75
Usually Fine
WanderNerd Reliability Score
- 78%
- Arrive within 15 minutes
- 17 min
- Average arrival delay
- 1.7%
- Cancelled
- 14 min early
- Median arrival delay
Based on 294 historical flights. Data through May 2026.
What the data says
Mornings have a slight edge.
Departures between 6–9 AM arrived on time 77% of the time, against 72% between 9 AM–12 PM.
Sunday scaries are real for this one.
AA 3446 arrived on time 90% of the time on Tuesdays and just 70% on Sundays. That gap is worth planning around.
A bit ahead of the CMH–ORD route.
AA 3446 arrived on time 78% of the time, versus 74% across the CMH–ORD route.
The breakdown
- Mon77%(44 flights)
- Tue90%(20 flights)
- Wed77%(44 flights)
- Thu73%(44 flights)
- Fri82%(44 flights)
- Sat79%(53 flights)
- Sun70%(40 flights)
- 3–6 AM—(7 flights)
- 6–9 AM77%(248 flights)
- 9 AM–12 PM72%(25 flights)
- 3–6 PM—(9 flights)
88%
May
Jun 77% → May 88% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 77% | 13 |
| August 2025 | 76% | 25 |
| September 2025 | 88% | 24 |
| October 2025 | 52% | 25 |
| November 2025 | 79% | 24 |
| December 2025 | 68% | 28 |
| January 2026 | 80% | 20 |
| February 2026 | 91% | 23 |
| March 2026 | 67% | 30 |
| April 2026 | 90% | 29 |
| May 2026 | 88% | 40 |
- Departures on time
- 85%
- Diverted
- 0%
- Flights flown
- 289
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 294 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.