Flight Reliability
NK 2891 · Spirit Airlines
Miami → Dallas–Fort Worth (MIA–DFW)99% of its flights flew this route. The rest (MIA–EWR) are included in these numbers.
- 52%
- Arrive within 15 minutes
- 40 min
- Average arrival delay
- 5.6%
- Cancelled
- 14 min
- Median arrival delay
Based on 72 historical flights. Data through May 2026.
What the data says
The late departure is the smart one here.
NK 2891 departing between 9 PM–12 AM arrived on time 72% of the time, versus 28% between 6–9 PM.
Sunday scaries are real for this one.
NK 2891 arrived on time 75% of the time on Wednesdays and just 36% on Sundays. That gap is worth planning around.
Well behind the MIA–DFW route.
NK 2891 arrived on time 52% of the time, versus 73% across the MIA–DFW route.
Well behind the Spirit Airlines network.
NK 2891 arrived on time 52% of the time, versus 74% across the Spirit Airlines network.
The breakdown
- Mon—(8 flights)
- Tue—(8 flights)
- Wed75%(12 flights)
- Thu55%(11 flights)
- Fri—(8 flights)
- Sat50%(10 flights)
- Sun36%(11 flights)
- 6–9 PM28%(32 flights)
- 9 PM–12 AM72%(36 flights)
Jan 83% → Apr 29% on time
| Month | On-time percentage | Flights |
|---|---|---|
| January 2026 | 83% | 12 |
| February 2026 | 62% | 13 |
| March 2026 | 45% | 29 |
| April 2026 | 29% | 14 |
- Departures on time
- 49%
- Diverted
- 0%
- Flights flown
- 68
- Months covered
- 4
Same route, other flights
Keep nerding
Based on 72 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.