Flight Reliability
NK 991 · Spirit Airlines
Orlando → Newark (MCO–EWR)85% of its flights flew this route. The rest (PHL–MCO, BNA–FLL) are included in these numbers.
55
A Little Dicey
WanderNerd Reliability Score
- 73%
- Arrive within 15 minutes
- 14 min
- Average arrival delay
- 5.9%
- Cancelled
- 8 min early
- Median arrival delay
Based on 101 historical flights. Data through May 2026.
What the data says
Morning-you made the right choice.
NK 991 departing between 6–9 AM arrived on time 75% of the time, versus 60% between 3–6 PM.
Sunday scaries are real for this one.
NK 991 arrived on time 83% of the time on Saturdays and just 50% on Sundays. That gap is worth planning around.
Keep a backup plan handy.
NK 991 was cancelled 5.9% of the time. Typical for U.S. flights is around 1–2%.
The breakdown
- Mon67%(15 flights)
- Tue—(8 flights)
- Wed70%(10 flights)
- Thu80%(20 flights)
- Fri75%(16 flights)
- Sat83%(12 flights)
- Sun50%(14 flights)
- 6–9 AM75%(80 flights)
- 3–6 PM60%(15 flights)
75%
Apr
Dec 60% → Apr 75% on time
| Month | On-time percentage | Flights |
|---|---|---|
| December 2025 | 60% | 10 |
| January 2026 | 75% | 12 |
| February 2026 | 80% | 25 |
| March 2026 | 71% | 31 |
| April 2026 | 75% | 12 |
- Departures on time
- 70%
- Diverted
- 0%
- Flights flown
- 95
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 101 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.