ATL → AUS Southwest Airlines

Southwest Airlines · Atlanta, GA to Austin, TX · 1,036 flights, 2025-07-01 to 2026-06-30 · aggregated across 64 flight numbers

This route runs much more reliably at some times of day than others — 93% on-time departing 9am–12pm vs. 38% departing 9pm–12am.
On-time arrival
82%
Median delay
-8 min
90th percentile
+29 min
Cancellation rate
1%

How on-time is Southwest Airlines from ATL to AUS?

Across every Southwest Airlines flight number on ATL → AUS (1,036 flights, 2025-07-01 to 2026-06-30), 82% arrived within 15 minutes of schedule. Median arrival delay -8 min; the worst 10% ran +29 min or later. 1% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time84882%
16-30 min848%
31-60 min505%
61-120 min313%
2+ hrs162%

Performance by month

MonthFlightsOn-timeAvg delay
2025-078965%+16 min
2025-088681%+2 min
2025-098695%-6 min
2025-108975%+6 min
2025-119077%+0 min
2025-129186%-1 min
2026-018291%-7 min
2026-027890%-11 min
2026-038883%-4 min
2026-048390%-4 min
2026-058279%+5 min
2026-068578%+6 min

Performance by day of week

DayFlightsOn-time
Mon15574%
Tue15887%
Wed15691%
Thu15384%
Fri15681%
Sat9684%
Sun15576%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…