AUS → ORD Frontier Airlines

Frontier Airlines · Austin, TX to Chicago, IL · 118 flights, 2025-07-03 to 2026-05-18 · aggregated across 2 flight numbers

This route runs much more reliably at some times of day than others — 82% on-time departing 9am–12pm vs. 38% departing 9pm–12am.
On-time arrival
65%
Median delay
-1 min
90th percentile
+182 min
Cancellation rate
6%

How on-time is Frontier Airlines from AUS to ORD?

Across every Frontier Airlines flight number on AUS → ORD (118 flights, 2025-07-03 to 2026-05-18), 65% arrived within 15 minutes of schedule. Median arrival delay -1 min; the worst 10% ran +182 min or later. 6% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time7165%
16-30 min98%
31-60 min66%
61-120 min76%
2+ hrs1615%

Performance by month

MonthFlightsOn-timeAvg delay
2025-07825%+98 min
2025-08850%+12 min
2025-09888%-9 min
2025-101155%+8 min
2025-11850%+78 min
2025-121070%+41 min
2026-011580%+27 min
2026-021182%+18 min
2026-031155%+41 min
2026-041369%+124 min
2026-05683%-2 min

Performance by day of week

DayFlightsOn-time
Mon3571%
TueNo data—
WedNo data—
Thu1776%
Fri3768%
SatNo data—
Sun2040%

F9 flight numbers on AUS → ORD

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