Route
ORD → AUS
Chicago O'Hare International Airport Austin Bergstrom International Airport
How punctual is this route?
- On-time arrivals
- 71.9%
- Less than 15 minutes late
- Cancelled
- 1.9%
- Of scheduled flights
- Average delay when late
- 78 min
- Flights arriving 15+ minutes late
- Flights tracked
- 3,185
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 51%
- Airline (crew, maintenance, cleaning) 23%
- Air traffic control & airport 18%
- Extreme weather 8%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 80.2% | 258 |
| October 2025 | 76.2% | 299 |
| November 2025 | 76.7% | 255 |
| December 2025 | 68.2% | 237 |
| January 2026 | 69.9% | 207 |
| February 2026 | 85.9% | 213 |
| March 2026 | 66.8% | 302 |
| April 2026 | 69.4% | 295 |
| May 2026 | 71.5% | 300 |
| June 2026 | 67.5% | 269 |
| July 2026 | 68.8% | 273 |
| August 2026 | 65.0% | 277 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| United Airlines | 1,550 | 77.8% | 1.1% | 70 min |
| American Airlines | 1,206 | 65.6% | 2.5% | 84 min |
| Southwest Airlines | 145 | 67.1% | 0.7% | 68 min |
| Frontier Airlines | 101 | 65.6% | 5.0% | 131 min |
| Republic Airways | 95 | 68.9% | 5.3% | 57 min |
| Envoy Air | 88 | 73.3% | 2.3% | 70 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA622
22% late · 307 flights
-
UA1061
23% late · 262 flights
-
UA312
35% late · 212 flights
-
AA1715
42% late · 180 flights
-
AA935
54% late · 165 flights
-
AA2218
14% late · 138 flights
-
UA1336
9% late · 115 flights
-
AA1568
32% late · 108 flights
-
UA1688
17% late · 103 flights
-
F92799
34% late · 101 flights
-
UA457
28% late · 97 flights
-
UA233
20% late · 75 flights
-
UA669
8% late · 75 flights
-
AA2358
25% late · 60 flights
-
UA1525
20% late · 55 flights
-
WN3756
53% late · 50 flights
-
UA2225
20% late · 45 flights
-
AA1235
32% late · 44 flights
-
AA1833
36% late · 44 flights
-
AA2893
45% late · 44 flights
-
AA2430
38% late · 41 flights
-
MQ3732
22% late · 38 flights
-
YX4570
24% late · 37 flights
-
UA1813
23% late · 32 flights
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