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Flight Reliability

F9 2097 · Frontier Airlines

San Antonio → Denver (SAT–DEN)

74
Usually Fine
WanderNerd Reliability Score
70%
Arrive within 15 minutes
13 min
Average arrival delay
0.7%
Cancelled
6 min early
Median arrival delay

Based on 142 historical flights. Data through May 2026.

What the data says

Morning flights do better here.

F9 2097 departing between 9 AM–12 PM arrived on time 85% of the time, versus 65% between 6–9 PM.

Tuesdays have been rough.

F9 2097 arrived on time 100% of the time on Fridays and just 30% on Tuesdays. That gap is worth planning around.

Lagging the SAT–DEN route.

F9 2097 arrived on time 70% of the time, versus 82% across the SAT–DEN route.

Trending in the right direction.

F9 2097 arrived on time 81% of the time over the last three months in the data, compared with 65% in the three months before that.

The breakdown

On-time by weekday
  • Mon65%(23 flights)
  • Tue30%(10 flights)
  • Wed—(1 flights)
  • Thu71%(34 flights)
  • Fri100%(24 flights)
  • Sat63%(16 flights)
  • Sun67%(33 flights)
On-time by departure window
  • 9 AM–12 PM85%(27 flights)
  • 12–3 PM—(2 flights)
  • 3–6 PM—(4 flights)
  • 6–9 PM65%(108 flights)
On-time trend by month
84%
Mar

Jun 36% → Mar 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202536%11
July 202544%18
August 202563%16
September 202587%15
October 202578%18
November 202581%21
March 202684%19
Departures on time
72%
Diverted
0%
Flights flown
141
Months covered
10

Same route, other flights

Keep nerding

Based on 142 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.