Flight Reliability
NK 1605 · Spirit Airlines
Chicago → Orlando (ORD–MCO)84% of its flights flew this route. The rest (SDF–LAX) are included in these numbers.
- 68%
- Arrive within 15 minutes
- 13 min
- Average arrival delay
- 3.9%
- Cancelled
- 3 min early
- Median arrival delay
Based on 129 historical flights. Data through May 2026.
What the data says
The 3–6 PM departure wins.
NK 1605 departing between 3–6 PM arrived on time 80% of the time, versus 65% between 9 AM–12 PM.
Sunday scaries are real for this one.
NK 1605 arrived on time 90% of the time on Tuesdays and just 48% on Sundays. That gap is worth planning around.
A bit behind the ORD–MCO route.
NK 1605 arrived on time 68% of the time, versus 73% across the ORD–MCO route.
A bit behind the Spirit Airlines network.
NK 1605 arrived on time 68% of the time, versus 74% across the Spirit Airlines network.
The breakdown
- Mon73%(15 flights)
- Tue90%(19 flights)
- Wed72%(18 flights)
- Thu73%(22 flights)
- Fri60%(15 flights)
- Sat57%(14 flights)
- Sun48%(21 flights)
- 3–6 AM—(2 flights)
- 6–9 AM70%(10 flights)
- 9 AM–12 PM65%(92 flights)
- 3–6 PM80%(20 flights)
Jul 79% → Apr 60% on time
| Month | On-time percentage | Flights |
|---|---|---|
| July 2025 | 79% | 14 |
| January 2026 | 70% | 23 |
| February 2026 | 64% | 28 |
| March 2026 | 67% | 27 |
| April 2026 | 60% | 25 |
- Departures on time
- 65%
- Diverted
- 0%
- Flights flown
- 124
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 129 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.