PlainFlights

Route · DEN → AUS · 2020–2025 BTS data

Denver to Austin

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), DEN to AUS (Denver to Austin) ranks #211 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

78%
On-time
-1 pts
vs US avg
62 min
Delay when late
25,122
Flights
#211 of 4927
Corpus placement

Cancelled

0.6%

Best Month

Sep 2024 88%

Worst Month

Jul 2025 58%

Distance

775 mi

Carriers

29

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 450 99 0 0 WN,F9,UA,OO
Nov 2025 426 77 2 1 OO,UA,F9,WN
Oct 2025 431 97 0 2 UA,WN,F9
Sep 2025 378 85 0 0 UA,WN,OO,F9
Aug 2025 399 118 3 0 WN,F9,UA
Jul 2025 437 182 8 1 UA,WN,F9
Jun 2025 432 155 0 0 UA,WN,F9
May 2025 426 141 3 1 UA,WN,F9
Apr 2025 391 76 2 0 F9,UA,WN
Mar 2025 415 71 2 3 UA,WN,F9
Feb 2025 332 78 0 0 UA,WN,F9
Jan 2025 348 85 1 0 UA,WN,F9
Dec 2024 375 62 1 0 F9,UA,WN
Nov 2024 388 92 1 2 UA,WN,F9
Oct 2024 433 72 2 0 UA,WN,F9
Sep 2024 388 45 1 1 WN,UA,F9
Aug 2024 399 97 0 1 F9,WN,UA
Jul 2024 409 103 2 4 F9,UA,WN
Jun 2024 406 102 1 0 F9,UA,WN
May 2024 416 125 6 2 F9,OO,UA,WN
Apr 2024 393 79 0 2 F9,UA,WN
Mar 2024 406 100 11 1 F9,UA,WN
Feb 2024 322 67 1 0 F9,OO,UA,WN
Jan 2024 349 90 12 2 F9,WN,UA

DEN–AUS seasonal on-time pattern

Best: September (83.9%) · weakest: July (69.8%)

65%70%75%80%85% JanFebMarAprMayJunJulAugSepOctNovDec 77.9%

Strongest calendar month

September

83.9% on-time · ~350 flights/mo

Busiest calendar month

October

~378 flights/mo avg

Weakest calendar month

July

69.8% on-time · ~358 flights/mo

Cancellation Rate

0.6%

59 of 9,549 flights

Diversion Rate

0.2%

23 of 9,549 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

DEN - Denver

Full on-time, delay-cause, and seasonal performance for Denver, CO.

DEN on-time profile

AUS - Austin

Full on-time, delay-cause, and seasonal performance for Austin, TX.

AUS on-time profile

Compare the two airports

See DEN and AUS side by side on delays, cancellations, and reliability.

Compare DEN vs AUS

Origin-hub reliability standing

Mid-pack among DEN departures

From DEN, this corridor sits with 133 other 75–85% on-time routes out of 168 tracked departures, not the hub's reliability leaders (8 at ≥85%) and not the softest ( 27 below 75%). Destination: Austin · fleet on-time rank #3834 of 4927.

What the Data Says About DEN to AUS

The Denver to Austin corridor (DEN to AUS) posts a 78% on-time rate on the lower edge of the average band, based on 25,122 tracked flights. Late flights run 61.8 minutes behind on average. 29 carriers cover the 775-mile route; over the last 24 months, 59 of 9,549 flights were cancelled (0.6%) and 0.2% diverted.

The monthly split is wide on this route: Sep 2024 posted the strongest performance at 88% on-time, while Jul 2025 came in at just 58% - a 30-point swing worth factoring into travel timing.

On the multi-year calendar, DEN–AUS peaks in September at 83.9% on-time while October carries the heaviest traffic (~378 flights per month) ; the softest month is July at 69.8%, a 14.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does DEN to AUS rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, DEN to AUS ranks #211 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from DEN to AUS? ▼
Flights from Denver to Austin have a 78% on-time rate based on 25,122 flights. The average delay is 61.8 minutes. The best recent month was Sep 2024 with 88% on-time.
What is the cancellation rate for DEN to AUS? ▼
Over the last 24 months, 0.6% of flights on this route were cancelled (59 of 9,549 flights) and 0.2% were diverted.
How far is the flight from DEN to AUS? ▼
The flight distance from Denver (DEN) to Austin (AUS) is approximately 775 miles. This route is served by 29 carriers.
When is the best time to fly from DEN to AUS? ▼
The best recent month for on-time performance was Sep 2024 (88% on-time). The worst was Jul 2025 (58% on-time). Consider booking during months with historically better performance.

Airports on this route

DEN Airport

Denver
AUS Airport

Austin
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using DEN–AUS data

DEN–AUS is mid-pack at 78% on-time; month and carrier mix move more than the corridor headline.

  • Compare DEN and AUS airport profiles: delay causes and top routes differ even on the same corridor. DEN airport
  • If your dates flex, September (83.9% on-time) beats July (69.8%) on this corridor. Seasonal chart
  • 4 other routes post a similar 78% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.