Flight Reliability
NK 461 · Spirit Airlines
San Juan → Miami (SJU–MIA)83% of its flights flew this route. The rest (DTW–LGA) are included in these numbers.
85
Pretty Reliable
WanderNerd Reliability Score
- 86%
- Arrive within 15 minutes
- 0 min
- Average arrival delay
- 2.3%
- Cancelled
- 10 min early
- Median arrival delay
Based on 87 historical flights. Data through May 2026.
What the data says
Sunday scaries are real for this one.
NK 461 arrived on time 100% of the time on Wednesdays and just 79% on Sundays. That gap is worth planning around.
Better than the SJU–MIA route average.
NK 461 arrived on time 86% of the time, versus 78% across the SJU–MIA route.
Better than the Spirit Airlines network average.
NK 461 arrived on time 86% of the time, versus 74% across the Spirit Airlines network.
The breakdown
- Mon93%(14 flights)
- Tue—(9 flights)
- Wed100%(10 flights)
- Thu87%(15 flights)
- Fri93%(15 flights)
- Sat—(8 flights)
- Sun79%(14 flights)
86%
Apr
Jan 100% → Apr 86% on time
| Month | On-time percentage | Flights |
|---|---|---|
| January 2026 | 100% | 14 |
| February 2026 | 92% | 13 |
| March 2026 | 76% | 29 |
| April 2026 | 86% | 28 |
- Departures on time
- 84%
- Diverted
- 0%
- Flights flown
- 85
- Months covered
- 5
Same route, other flights
Keep nerding
Based on 87 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.