Flight Reliability
NK 108 · Spirit Airlines
Newark → Chicago (EWR–ORD)99% of its flights flew this route. The rest (EWR–LAS) are included in these numbers.
0
Bring Snacks
WanderNerd Reliability Score
- 51%
- Arrive within 15 minutes
- 54 min
- Average arrival delay
- 18.6%
- Cancelled
- 15 min
- Median arrival delay
Based on 97 historical flights. Data through May 2026.
What the data says
Morning-you made the right choice.
NK 108 departing between 9 AM–12 PM arrived on time 90% of the time, versus 45% between 9 PM–12 AM.
Skip Saturday if you can.
NK 108 arrived on time 67% of the time on Mondays. On Saturdays: 54%.
Well behind the EWR–ORD route.
NK 108 arrived on time 51% of the time, versus 72% across the EWR–ORD route.
Well behind the Spirit Airlines network.
NK 108 arrived on time 51% of the time, versus 74% across the Spirit Airlines network.
The breakdown
- Mon67%(12 flights)
- Tue—(9 flights)
- Wed—(7 flights)
- Thu67%(15 flights)
- Fri64%(14 flights)
- Sat54%(13 flights)
- Sun—(9 flights)
- 9 AM–12 PM90%(10 flights)
- 9 PM–12 AM45%(69 flights)
60%
Apr
Jan 79% → Apr 60% on time
| Month | On-time percentage | Flights |
|---|---|---|
| January 2026 | 79% | 14 |
| February 2026 | 29% | 21 |
| March 2026 | 44% | 23 |
| April 2026 | 60% | 20 |
- Departures on time
- 47%
- Diverted
- 0%
- Flights flown
- 79
- Months covered
- 5
Same route, other flights
Keep nerding
Based on 97 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.