Flight Reliability
F9 2345 · Frontier Airlines
Indianapolis → Denver (IND–DEN)
80
Pretty Reliable
WanderNerd Reliability Score
- 73%
- Arrive within 15 minutes
- 11 min
- Average arrival delay
- 0%
- Cancelled
- 2 min
- Median arrival delay
Based on 70 historical flights. Data through May 2026.
What the data says
The 12–3 PM departure wins.
F9 2345 departing between 12–3 PM arrived on time 78% of the time, versus 70% between 3–6 PM.
Friday is doing you no favors.
F9 2345 arrived on time 88% of the time on Saturdays and just 40% on Fridays. That gap is worth planning around.
A bit behind the IND–DEN route.
F9 2345 arrived on time 73% of the time, versus 78% across the IND–DEN route.
The breakdown
- Mon79%(14 flights)
- Tue—(0 flights)
- Wed—(3 flights)
- Thu75%(12 flights)
- Fri40%(10 flights)
- Sat88%(17 flights)
- Sun71%(14 flights)
- 12–3 PM78%(27 flights)
- 3–6 PM70%(33 flights)
- 6–9 PM70%(10 flights)
83%
Aug
Jun 62% → Aug 83% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 62% | 21 |
| July 2025 | 75% | 16 |
| August 2025 | 83% | 18 |
- Departures on time
- 57%
- Diverted
- 0%
- Flights flown
- 70
- Months covered
- 6
Same route, other flights
Keep nerding
Based on 70 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.