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Flight Reliability

F9 3738 · Frontier Airlines

Santa Ana → Las Vegas (SNA–LAS)

72
Usually Fine
WanderNerd Reliability Score
73%
Arrive within 15 minutes
11 min
Average arrival delay
2.3%
Cancelled
1 min early
Median arrival delay

Based on 88 historical flights. Data through May 2026.

What the data says

The 12–3 PM departure wins.

F9 3738 departing between 12–3 PM arrived on time 87% of the time, versus 63% between 3–6 PM.

Skip Thursday if you can.

F9 3738 arrived on time 81% of the time on Mondays. On Thursdays: 67%.

Lagging the SNA–LAS route.

F9 3738 arrived on time 73% of the time, versus 84% across the SNA–LAS route.

The breakdown

On-time by weekday
  • Mon81%(26 flights)
  • Tue—(0 flights)
  • Wed—(0 flights)
  • Thu67%(18 flights)
  • Fri71%(28 flights)
  • Sat—(0 flights)
  • Sun71%(14 flights)
On-time by departure window
  • 6–9 AM—(5 flights)
  • 9 AM–12 PM—(2 flights)
  • 12–3 PM87%(23 flights)
  • 3–6 PM63%(49 flights)
  • 6–9 PM—(7 flights)
On-time trend by month
91%
Mar

Jun 53% → Mar 91% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202553%15
July 202556%16
August 202579%14
March 202691%11
Departures on time
72%
Diverted
0%
Flights flown
86
Months covered
9

Same route, other flights

Keep nerding

Based on 88 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.