Flight Reliability
NK 1138 · Spirit Airlines
Dallas–Fort Worth → Charlotte (DFW–CLT)
62
A Little Dicey
WanderNerd Reliability Score
- 62%
- Arrive within 15 minutes
- 26 min
- Average arrival delay
- 0%
- Cancelled
- 0 min
- Median arrival delay
Based on 34 historical flights. Data through May 2026.
What the data says
Lagging the DFW–CLT route.
NK 1138 arrived on time 62% of the time, versus 75% across the DFW–CLT route.
Lagging the Spirit Airlines network.
NK 1138 arrived on time 62% of the time, versus 74% across the Spirit Airlines network.
The breakdown
- Mon—(5 flights)
- Tue—(4 flights)
- Wed—(5 flights)
- Thu—(5 flights)
- Fri—(5 flights)
- Sat—(5 flights)
- Sun—(5 flights)
- Departures on time
- 71%
- Diverted
- 0%
- Flights flown
- 34
- Months covered
- 2
Same route, other flights
Keep nerding
Based on 34 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.