Flight Reliability
F9 2347 · Frontier Airlines
Indianapolis → Denver (IND–DEN)
86
Pretty Reliable
WanderNerd Reliability Score
- 80%
- Arrive within 15 minutes
- 3 min
- Average arrival delay
- 0.5%
- Cancelled
- 14 min early
- Median arrival delay
Based on 215 historical flights. Data through May 2026.
What the data says
Morning flights do better here.
F9 2347 departing between 6–9 AM arrived on time 88% of the time, versus 77% between 6–9 PM.
Mondays have been rough.
F9 2347 arrived on time 89% of the time on Thursdays and just 72% on Mondays. That gap is worth planning around.
A bit ahead of the Frontier Airlines network.
F9 2347 arrived on time 80% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon72%(32 flights)
- Tue81%(16 flights)
- Wed83%(12 flights)
- Thu89%(44 flights)
- Fri80%(44 flights)
- Sat85%(20 flights)
- Sun74%(46 flights)
- 6–9 AM88%(48 flights)
- 12–3 PM—(1 flights)
- 3–6 PM—(6 flights)
- 6–9 PM77%(159 flights)
86%
May
Jul 80% → May 86% on time
| Month | On-time percentage | Flights |
|---|---|---|
| July 2025 | 80% | 30 |
| August 2025 | 95% | 20 |
| September 2025 | 69% | 16 |
| October 2025 | 83% | 18 |
| November 2025 | 78% | 18 |
| December 2025 | 65% | 17 |
| January 2026 | 77% | 13 |
| February 2026 | 92% | 12 |
| March 2026 | 82% | 28 |
| April 2026 | 70% | 20 |
| May 2026 | 86% | 22 |
- Departures on time
- 83%
- Diverted
- 0%
- Flights flown
- 214
- Months covered
- 11
Same route, other flights
Keep nerding
Based on 215 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.