Flight Reliability
AA 340 · American Airlines
Los Angeles → Miami (LAX–MIA)
89
Pretty Reliable
WanderNerd Reliability Score
- 81%
- Arrive within 15 minutes
- 0 min
- Average arrival delay
- 0%
- Cancelled
- 9 min early
- Median arrival delay
Based on 136 historical flights. Data through May 2026.
What the data says
Sunday scaries are real for this one.
AA 340 arrived on time 100% of the time on Thursdays and just 63% on Sundays. That gap is worth planning around.
A bit ahead of the American Airlines network.
AA 340 arrived on time 81% of the time, versus 77% across the American Airlines network.
It basically never cancels.
Out of 136 scheduled flights, only 0.0% were cancelled.
The breakdown
- Mon75%(20 flights)
- Tue76%(21 flights)
- Wed90%(19 flights)
- Thu100%(19 flights)
- Fri79%(19 flights)
- Sat84%(19 flights)
- Sun63%(19 flights)
95%
May
Jun 87% → May 95% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 87% | 30 |
| July 2025 | 58% | 31 |
| October 2025 | 77% | 26 |
| April 2026 | 100% | 24 |
| May 2026 | 95% | 19 |
- Departures on time
- 78%
- Diverted
- 0%
- Flights flown
- 136
- Months covered
- 7
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.