Route Reliability
Charleston → Austin
CHS–AUS · 1,055 miles · Charleston International Airport to Austin–Bergstrom International Airport
- 74%
- Arrive within 15 minutes
- 10 min
- Average arrival delay
- 0%
- Cancelled
- 127
- Flights in the data
Data through May 2026.
Southwest Airlines is the only airline in this data on this route, arriving on time 74% of the time across 127 flights. No comparison to make.
What the data says
The 12–3 PM departure wins.
CHS–AUS flights departing between 12–3 PM arrived on time 89% of the time, versus 64% between 3–6 PM.
Thursdays have been rough.
CHS–AUS flights arrived on time 86% of the time on Saturdays and just 59% on Thursdays. That gap is worth planning around.
It basically never cancels.
Out of 127 scheduled flights, only 0.0% were cancelled.
Flights on this route
The breakdown
- Mon68%(22 flights)
- Tue—(8 flights)
- Wed—(8 flights)
- Thu59%(22 flights)
- Fri73%(22 flights)
- Sat86%(22 flights)
- Sun70%(23 flights)
- 9 AM–12 PM—(7 flights)
- 12–3 PM89%(36 flights)
- 3–6 PM64%(69 flights)
- 6–9 PM73%(15 flights)
Jun 61% → May 83% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 61% | 28 |
| July 2025 | 77% | 31 |
| March 2026 | 75% | 20 |
| April 2026 | 71% | 21 |
| May 2026 | 83% | 23 |
Keep nerding
Based on 127 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.