Skip to content
WanderNerd
Check a flight

Flight Reliability

F9 3132 · Frontier Airlines

Ontario → Houston (ONT–IAH)

77
Usually Fine
WanderNerd Reliability Score
76%
Arrive within 15 minutes
19 min
Average arrival delay
0.8%
Cancelled
8 min early
Median arrival delay

Based on 128 historical flights. Data through May 2026.

What the data says

Mondays have been rough.

F9 3132 arrived on time 86% of the time on Thursdays and just 67% on Mondays. That gap is worth planning around.

Lagging the ONT–IAH route.

F9 3132 arrived on time 76% of the time, versus 86% across the ONT–IAH route.

A bit ahead of the Frontier Airlines network.

F9 3132 arrived on time 76% of the time, versus 73% across the Frontier Airlines network.

The breakdown

On-time by weekday
  • Mon67%(42 flights)
  • Tue—(1 flights)
  • Wed—(3 flights)
  • Thu86%(14 flights)
  • Fri75%(44 flights)
  • Sat—(4 flights)
  • Sun84%(19 flights)
On-time by departure window
  • 6–9 AM75%(12 flights)
  • 12–3 PM76%(83 flights)
  • 3–6 PM75%(24 flights)
  • 6–9 PM—(8 flights)
On-time trend by month
80%
Jan

Sep 77% → Jan 80% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
September 202577%13
October 202582%17
November 202582%17
December 202562%13
January 202680%10
Departures on time
74%
Diverted
0%
Flights flown
127
Months covered
12

Same route, other flights

Keep nerding

Based on 128 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.