Flight Reliability
F9 3241 · Frontier Airlines
Chicago → Dallas–Fort Worth (ORD–DFW)
- 68%
- Arrive within 15 minutes
- 23 min
- Average arrival delay
- 2.6%
- Cancelled
- 3 min early
- Median arrival delay
Based on 152 historical flights. Data through May 2026.
What the data says
Morning flights do better here.
F9 3241 departing between 9 AM–12 PM arrived on time 82% of the time, versus 63% between 6–9 PM.
Sunday scaries are real for this one.
F9 3241 arrived on time 79% of the time on Mondays and just 58% on Sundays. That gap is worth planning around.
A bit behind the Frontier Airlines network.
F9 3241 arrived on time 68% of the time, versus 73% across the Frontier Airlines network.
Trending in the right direction.
F9 3241 arrived on time 78% of the time over the last three months in the data, compared with 61% in the three months before that.
The breakdown
- Mon79%(24 flights)
- Tue67%(18 flights)
- Wed65%(17 flights)
- Thu78%(18 flights)
- Fri67%(24 flights)
- Sat62%(21 flights)
- Sun58%(24 flights)
- 6–9 AM—(2 flights)
- 9 AM–12 PM82%(17 flights)
- 12–3 PM—(8 flights)
- 3–6 PM68%(78 flights)
- 6–9 PM63%(41 flights)
Aug 85% → May 76% on time
| Month | On-time percentage | Flights |
|---|---|---|
| August 2025 | 85% | 13 |
| September 2025 | 69% | 29 |
| October 2025 | 55% | 22 |
| November 2025 | 61% | 23 |
| January 2026 | 58% | 12 |
| February 2026 | 100% | 10 |
| May 2026 | 76% | 25 |
- Departures on time
- 72%
- Diverted
- 1.3%
- Flights flown
- 146
- Months covered
- 11
Same route, other flights
Keep nerding
Based on 152 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.