Flight Reliability
AA 6401 · American Airlines
MFR → Phoenix (MFR–PHX)
100
Nerd Approved
WanderNerd Reliability Score
- 94%
- Arrive within 15 minutes
- 3 min
- Average arrival delay
- 0.4%
- Cancelled
- 12 min early
- Median arrival delay
Based on 251 historical flights. Data through May 2026.
What the data says
Thursday comes out ahead.
A small edge: 97% on time on Thursdays against 91% on Wednesdays.
A bit ahead of the MFR–PHX route.
AA 6401 arrived on time 94% of the time, versus 88% across the MFR–PHX route.
Well ahead of the American Airlines network.
AA 6401 arrived on time 94% of the time, versus 77% across the American Airlines network.
Trending in the right direction.
AA 6401 arrived on time 98% of the time over the last three months in the data, compared with 85% in the three months before that.
The breakdown
- Mon94%(36 flights)
- Tue94%(35 flights)
- Wed91%(35 flights)
- Thu97%(35 flights)
- Fri95%(37 flights)
- Sat92%(36 flights)
- Sun94%(36 flights)
100%
May
Jun 90% → May 100% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 90% | 30 |
| July 2025 | 100% | 31 |
| August 2025 | 97% | 30 |
| September 2025 | 97% | 30 |
| December 2025 | 77% | 13 |
| February 2026 | 81% | 16 |
| March 2026 | 97% | 31 |
| April 2026 | 97% | 30 |
| May 2026 | 100% | 29 |
- Departures on time
- 95%
- Diverted
- 0%
- Flights flown
- 250
- Months covered
- 11
Same route, other flights
Keep nerding
Based on 251 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.