Denver (DEN) to Fresno (FAT): On-Time Performance
Data through July 2026
Denver (DEN) to Fresno (FAT) effectively runs on two schedules. In October 2024, 91% of arrivals were on time; in June 2026 that fell to 63% — a 28-point seasonal swing. Across the full period the route averages 79% on-time against a national 78%. Morning departures also hold up better than evening ones (85% vs 71%), which matters most in the rough months.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 12 min
- completed flights
- Cancelled
- 0.1%
- Flights/day
- 4.0
- last 12 months
- Duration
- 2h 36m
- scheduled
- Distance
- 844 mi
Best airline from DEN to FAT
3 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlinesmost reliable | 83% | 10 min | 0.0% | 1,578 |
| Southwest Airlines | 78% | 10 min | 0.1% | 755 |
| United Airlines | 73% | 19 min | 0.3% | 700 |
Monthly on-time trend
Best time to fly from DEN to FAT
Aim for departures around 9 a.m. (92% on-time); avoid 2 p.m. departures (66%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 79% | 11 min |
| Tuesdaybest | 81% | 11 min |
| Wednesday | 80% | 11 min |
| Thursday | 81% | 13 min |
| Friday | 77% | 15 min |
| Saturday | 79% | 11 min |
| Sunday | 80% | 13 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft41%
- Airline operations39%
- National airspace system16%
- Weather5%
Frequently asked questions
- How often are flights from DEN to FAT delayed?
- 21% of DEN–FAT flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 12 minutes.
- Which airline is most reliable from DEN to FAT?
- SkyWest Airlines has the best on-time record on this route at 83%, based on 1,578 flights. 3 airlines flew DEN–FAT frequently enough to compare in this period.
- What is the best time of day to fly from DEN to FAT?
- Departures around 9 a.m. have the best record (92% on-time), while departures around 2 p.m. have the worst (66%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from DEN to FAT?
- The scheduled DEN–FAT flight time averages 2h 36m over 844 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are DEN to FAT flights cancelled?
- 0.1% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from DEN to FAT?
- June 2026 was the roughest month in this dataset, with only 63% of arrivals on time. The best was October 2024 at 91%. If your dates are flexible, that 28-point gap is worth planning around.
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Based on 3,033 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.