Route
DEN → AUS
Denver International Airport Austin Bergstrom International Airport
How punctual is this route?
- On-time arrivals
- 76.2%
- Less than 15 minutes late
- Cancelled
- 0.5%
- Of scheduled flights
- Average delay when late
- 66 min
- Flights arriving 15+ minutes late
- Flights tracked
- 5,486
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 43%
- Airline (crew, maintenance, cleaning) 36%
- Air traffic control & airport 16%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 77.5% | 378 |
| October 2025 | 77.4% | 431 |
| November 2025 | 81.8% | 426 |
| December 2025 | 78.0% | 450 |
| January 2026 | 85.8% | 428 |
| February 2026 | 86.0% | 421 |
| March 2026 | 77.2% | 515 |
| April 2026 | 85.0% | 447 |
| May 2026 | 74.2% | 467 |
| June 2026 | 64.5% | 502 |
| July 2026 | 66.2% | 530 |
| August 2026 | 66.3% | 491 |
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 |
|---|---|---|---|---|
| Southwest Airlines | 2,378 | 74.7% | 0.7% | 59 min |
| United Airlines | 1,883 | 79.6% | 0.3% | 66 min |
| SkyWest Airlines | 618 | 76.5% | 0.6% | 92 min |
| Frontier Airlines | 607 | 71.3% | 0.5% | 70 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA1942
27% late · 364 flights
-
UA1026
18% late · 353 flights
-
F92890
36% late · 307 flights
-
UA456
7% late · 307 flights
-
UA2270
20% late · 256 flights
-
OO3876
17% late · 239 flights
-
F91816
21% late · 238 flights
-
UA1943
35% late · 209 flights
-
UA1899
22% late · 193 flights
-
OO3669
34% late · 191 flights
-
UA789
22% late · 83 flights
-
F91860
21% late · 62 flights
-
WN2263
17% late · 61 flights
-
OO4071
20% late · 60 flights
-
WN1481
55% late · 60 flights
-
WN482
18% late · 60 flights
-
WN1404
21% late · 58 flights
-
WN1405
16% late · 58 flights
-
WN1406
13% late · 55 flights
-
WN1708
2% late · 53 flights
-
WN1474
4% late · 52 flights
-
WN1163
4% late · 50 flights
-
WN3325
33% late · 50 flights
-
WN1760
25% late · 48 flights
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