AUS to CHS flight delays & on-time performance
Nonstop flights from Austin Bergstrom International Airport to Charleston International Airport · 1,055 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at AUS or CHS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Austin (AUS) to Charleston (CHS) arrived on time 70% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0% were cancelled, and 3% arrived an hour or more late.
- Southwest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 12pm did best (85% on time); around 4pm did worst (27%).
- Sunday was the most reliable day to fly (91% on time) and Friday the least (59%).
- The largest source of delay minutes was late-arriving aircraft (50%).
Which airline is most on time from AUS to CHS?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Southwest Airlines | 70% | 0.0% | 12 min | 3.2% | 126 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 10am79%39 flights
- 12pm85%20 flights
- 1pm65%27 flights
- 2pm46%13 flights
- 4pm27%15 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday68%0.0% cancelled
- Tuesday75%0.0% cancelled
- Wednesday75%0.0% cancelled
- Thursday64%0.0% cancelled
- Friday59%0.0% cancelled
- Saturday62%0.0% cancelled
- Sunday91%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft50%
- Airline (crew, maintenance, cleaning, fueling)32%
- Air traffic control & airport congestion18%
- Extreme weather0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
No cancellation causes recorded in this period.
AUS to CHS: common questions
- How often are AUS to CHS flights on time?
- 70% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Austin to Charleston cancelled?
- 0.0% of scheduled flights were cancelled (0 of 126).
- How long are typical delays?
- Across all flights the average arrival delay was 12 min (early arrivals count as zero). Flights that were late arrived 33 min behind schedule on average, and 3.2% of flights were an hour or more late.
- How long is taxi time at AUS?
- Flights on this route spent 14 min taxiing from the gate to takeoff on average.
Related routes
Return trip: CHS to AUS — 71% on time
More flights from Austin
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: AUS → CHS, nonstop flights by US airlines that report to the DOT. How we calculate this.