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Flight Reliability

F9 1408 · Frontier Airlines

Atlanta → Buffalo (ATL–BUF)

68
Usually Fine
WanderNerd Reliability Score
70%
Arrive within 15 minutes
19 min
Average arrival delay
1.3%
Cancelled
3 min early
Median arrival delay

Based on 156 historical flights. Data through May 2026.

What the data says

The 6–9 AM departure wins.

F9 1408 departing between 6–9 AM arrived on time 93% of the time, versus 69% between 9 AM–12 PM.

Saturdays have been rough.

F9 1408 arrived on time 83% of the time on Wednesdays and just 47% on Saturdays. That gap is worth planning around.

Lagging the ATL–BUF route.

F9 1408 arrived on time 70% of the time, versus 79% across the ATL–BUF route.

A bit behind the Frontier Airlines network.

F9 1408 arrived on time 70% of the time, versus 73% across the Frontier Airlines network.

The breakdown

On-time by weekday
  • Mon62%(29 flights)
  • Tue—(9 flights)
  • Wed83%(12 flights)
  • Thu78%(27 flights)
  • Fri83%(30 flights)
  • Sat47%(17 flights)
  • Sun63%(30 flights)
On-time by departure window
  • 6–9 AM93%(28 flights)
  • 9 AM–12 PM69%(112 flights)
  • 12–3 PM—(7 flights)
  • 3–6 PM—(7 flights)
On-time trend by month
87%
May

Sep 94% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
September 202594%16
October 202571%21
November 202568%19
December 202553%15
March 202660%15
April 202660%30
May 202687%31
Departures on time
70%
Diverted
0%
Flights flown
154
Months covered
9

Same route, other flights

Keep nerding

Based on 156 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.