Flight Reliability
AA 3876 · American Airlines
Miami → GNV (MIA–GNV)
82
Pretty Reliable
WanderNerd Reliability Score
- 78%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 0.5%
- Cancelled
- 4 min early
- Median arrival delay
Based on 209 historical flights. Data through May 2026.
What the data says
Mondays have been rough.
AA 3876 arrived on time 97% of the time on Tuesdays and just 64% on Mondays. That gap is worth planning around.
Trending in the right direction.
AA 3876 arrived on time 81% of the time over the last three months in the data, compared with 74% in the three months before that.
The breakdown
- Mon64%(28 flights)
- Tue97%(30 flights)
- Wed83%(30 flights)
- Thu87%(30 flights)
- Fri77%(30 flights)
- Sat73%(30 flights)
- Sun66%(29 flights)
- 6–9 PM—(5 flights)
- 9 PM–12 AM79%(202 flights)
81%
May
Jun 82% → May 81% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 82% | 28 |
| July 2025 | 58% | 31 |
| August 2025 | 84% | 31 |
| September 2025 | 80% | 30 |
| October 2025 | 81% | 31 |
| April 2026 | 83% | 24 |
| May 2026 | 81% | 31 |
- Departures on time
- 78%
- Diverted
- 0.5%
- Flights flown
- 207
- Months covered
- 8
Same route, other flights
Keep nerding
Based on 209 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.