Skip to content
WanderNerd
Check a flight

Flight Reliability

F9 2890 · Frontier Airlines

Denver → Austin (DEN–AUS)

69
Usually Fine
WanderNerd Reliability Score
67%
Arrive within 15 minutes
14 min
Average arrival delay
0.9%
Cancelled
6 min early
Median arrival delay

Based on 317 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

F9 2890 departing between 3–6 PM arrived on time 76% of the time, versus 56% between 6–9 PM.

Friday is doing you no favors.

F9 2890 arrived on time 78% of the time on Wednesdays and just 57% on Fridays. That gap is worth planning around.

Lagging the DEN–AUS route.

F9 2890 arrived on time 67% of the time, versus 77% across the DEN–AUS route.

A bit behind the Frontier Airlines network.

F9 2890 arrived on time 67% of the time, versus 73% across the Frontier Airlines network.

The breakdown

On-time by weekday
  • Mon66%(50 flights)
  • Tue77%(30 flights)
  • Wed78%(41 flights)
  • Thu69%(49 flights)
  • Fri57%(51 flights)
  • Sat63%(41 flights)
  • Sun62%(52 flights)
On-time by departure window
  • 3–6 PM76%(41 flights)
  • 6–9 PM56%(137 flights)
  • 9 PM–12 AM74%(136 flights)
On-time trend by month
76%
May

Jun 50% → May 76% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202550%30
July 202545%29
August 202548%27
September 202567%24
October 202568%31
November 202576%21
December 202583%29
January 202665%20
February 202691%23
March 202663%30
April 202676%21
May 202676%29
Departures on time
66%
Diverted
0%
Flights flown
314
Months covered
12

Same route, other flights

Keep nerding

Based on 317 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.