Flight Reliability
NK 462 · Spirit Airlines
Miami → San Juan (MIA–SJU)83% of its flights flew this route. The rest (LGA–IAH) are included in these numbers.
- 61%
- Arrive within 15 minutes
- 29 min
- Average arrival delay
- 5.8%
- Cancelled
- 1 min early
- Median arrival delay
Based on 86 historical flights. Data through May 2026.
What the data says
Morning flights do better here.
NK 462 departing between 9 AM–12 PM arrived on time 73% of the time, versus 38% between 9 PM–12 AM.
Sunday scaries are real for this one.
NK 462 arrived on time 77% of the time on Mondays and just 39% on Sundays. That gap is worth planning around.
Lagging the MIA–SJU route.
NK 462 arrived on time 61% of the time, versus 75% across the MIA–SJU route.
Lagging the Spirit Airlines network.
NK 462 arrived on time 61% of the time, versus 74% across the Spirit Airlines network.
The breakdown
- Mon77%(13 flights)
- Tue—(7 flights)
- Wed70%(10 flights)
- Thu73%(15 flights)
- Fri73%(15 flights)
- Sat—(8 flights)
- Sun39%(13 flights)
- 9 AM–12 PM73%(15 flights)
- 3–6 PM73%(37 flights)
- 9 PM–12 AM38%(29 flights)
Jan 86% → Apr 65% on time
| Month | On-time percentage | Flights |
|---|---|---|
| January 2026 | 86% | 14 |
| February 2026 | 77% | 13 |
| March 2026 | 37% | 27 |
| April 2026 | 65% | 26 |
- Departures on time
- 62%
- Diverted
- 0%
- Flights flown
- 81
- Months covered
- 5
Same route, other flights
Keep nerding
Based on 86 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.