Flight Reliability
AA 398 · American Airlines
Dallas–Fort Worth → Columbus (DFW–CMH)
36
Bring Snacks
WanderNerd Reliability Score
- 57%
- Arrive within 15 minutes
- 27 min
- Average arrival delay
- 4.4%
- Cancelled
- 11 min
- Median arrival delay
Based on 136 historical flights. Data through May 2026.
What the data says
6–9 PM has a slight edge.
Departures between 6–9 PM arrived on time 58% of the time, against 52% between 9 PM–12 AM.
Sunday scaries are real for this one.
AA 398 arrived on time 77% of the time on Fridays and just 31% on Sundays. That gap is worth planning around.
Lagging the DFW–CMH route.
AA 398 arrived on time 57% of the time, versus 71% across the DFW–CMH route.
Well behind the American Airlines network.
AA 398 arrived on time 57% of the time, versus 77% across the American Airlines network.
The breakdown
- Mon68%(19 flights)
- Tue64%(14 flights)
- Wed47%(17 flights)
- Thu56%(25 flights)
- Fri77%(22 flights)
- Sat—(6 flights)
- Sun31%(26 flights)
- 6–9 PM58%(102 flights)
- 9 PM–12 AM52%(27 flights)
70%
May
Jun 35% → May 70% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 35% | 20 |
| July 2025 | 46% | 24 |
| December 2025 | 36% | 14 |
| February 2026 | 69% | 16 |
| March 2026 | 58% | 24 |
| May 2026 | 70% | 10 |
- Departures on time
- 49%
- Diverted
- 0.7%
- Flights flown
- 129
- Months covered
- 10
Same route, other flights
Keep nerding
Based on 136 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.