Flight Reliability
NK 3032 · Spirit Airlines
Miami → Boston (MIA–BOS)84% of its flights flew this route. The rest (SJU–ORD) are included in these numbers.
- 60%
- Arrive within 15 minutes
- 21 min
- Average arrival delay
- 7.0%
- Cancelled
- 7 min
- Median arrival delay
Based on 114 historical flights. Data through May 2026.
What the data says
The 12–3 PM departure wins.
NK 3032 departing between 12–3 PM arrived on time 63% of the time, versus 54% between 9 AM–12 PM.
Sunday scaries are real for this one.
NK 3032 arrived on time 77% of the time on Wednesdays and just 36% on Sundays. That gap is worth planning around.
Lagging the MIA–BOS route.
NK 3032 arrived on time 60% of the time, versus 70% across the MIA–BOS route.
Lagging the Spirit Airlines network.
NK 3032 arrived on time 60% of the time, versus 74% across the Spirit Airlines network.
The breakdown
- Mon50%(16 flights)
- Tue71%(14 flights)
- Wed77%(13 flights)
- Thu75%(16 flights)
- Fri65%(17 flights)
- Sat47%(15 flights)
- Sun36%(14 flights)
- 9 AM–12 PM54%(28 flights)
- 12–3 PM63%(60 flights)
- 3–6 PM59%(17 flights)
Nov 67% → Apr 67% on time
| Month | On-time percentage | Flights |
|---|---|---|
| November 2025 | 67% | 15 |
| January 2026 | 82% | 22 |
| February 2026 | 56% | 27 |
| March 2026 | 44% | 27 |
| April 2026 | 67% | 12 |
- Departures on time
- 73%
- Diverted
- 0.9%
- Flights flown
- 105
- Months covered
- 6
Same route, other flights
Keep nerding
Based on 114 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.