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Flight Reliability

F9 3211 · Frontier Airlines

Dallas–Fort Worth → Los Angeles (DFW–LAX)

79
Usually Fine
WanderNerd Reliability Score
75%
Arrive within 15 minutes
10 min
Average arrival delay
1.0%
Cancelled
7 min early
Median arrival delay

Based on 292 historical flights. Data through May 2026.

What the data says

Morning-you made the right choice.

F9 3211 departing between 6–9 AM arrived on time 81% of the time, versus 69% between 9 PM–12 AM.

Skip Monday if you can.

F9 3211 arrived on time 83% of the time on Wednesdays. On Mondays: 69%.

Slipping a little lately.

F9 3211 arrived on time 76% of the time over the last three months in the data, compared with 83% in the three months before that.

The breakdown

On-time by weekday
  • Mon69%(51 flights)
  • Tue73%(30 flights)
  • Wed83%(36 flights)
  • Thu83%(46 flights)
  • Fri71%(48 flights)
  • Sat79%(33 flights)
  • Sun69%(45 flights)
On-time by departure window
  • 6–9 AM81%(16 flights)
  • 9 AM–12 PM75%(32 flights)
  • 12–3 PM78%(41 flights)
  • 3–6 PM75%(163 flights)
  • 6–9 PM—(8 flights)
  • 9 PM–12 AM69%(29 flights)
On-time trend by month
72%
May

Jun 73% → May 72% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202573%30
July 202568%31
August 202570%30
September 202570%30
October 202571%31
November 202582%27
December 202586%21
January 202679%19
February 202684%19
March 202693%14
April 202663%19
May 202672%18
Departures on time
74%
Diverted
0%
Flights flown
289
Months covered
12

Same route, other flights

Keep nerding

Based on 292 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.