Dallas/Fort Worth (DFW) to Denver (DEN): On-Time Performance
Data through July 2026
The calendar drives reliability on DFW–DEN. October 2024 flights landed on schedule 84% of the time, but July 2025 dropped to 56% — a gap of 28 points. Across the full period the route averages 71% on-time against a national 78%. Morning departures also hold up better than evening ones (82% vs 57%), which matters most in the rough months.
- On-time
- 71%
- arrived <15 min late
- Avg delay
- 23 min
- completed flights
- Cancelled
- 2.2%
- Flights/day
- 17
- last 12 months
- Duration
- 2h 13m
- scheduled
- Distance
- 641 mi
Best airline from DFW to DEN
4 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Envoy Airmost reliable | 87% | 10 min | 0.0% | 78 |
| United Airlines | 77% | 19 min | 1.3% | 4,035 |
| Frontier Airlines | 77% | 21 min | 1.8% | 2,361 |
| American Airlines | 65% | 26 min | 2.9% | 6,297 |
Monthly on-time trend
Best time to fly from DFW to DEN
Aim for departures around 5 a.m. (92% on-time); avoid 10 p.m. departures (49%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 71% | 24 min |
| Tuesdaybest | 73% | 23 min |
| Wednesday | 72% | 24 min |
| Thursday | 72% | 20 min |
| Friday | 70% | 22 min |
| Saturday | 70% | 20 min |
| Sunday | 69% | 26 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft48%
- Airline operations27%
- National airspace system21%
- Weather4%
Frequently asked questions
- How often are flights from DFW to DEN delayed?
- 29% of DFW–DEN 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 23 minutes.
- Which airline is most reliable from DFW to DEN?
- Envoy Air has the best on-time record on this route at 87%, based on 78 flights. 4 airlines flew DFW–DEN frequently enough to compare in this period.
- What is the best time of day to fly from DFW to DEN?
- Departures around 5 a.m. have the best record (92% on-time), while departures around 10 p.m. have the worst (49%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from DFW to DEN?
- The scheduled DFW–DEN flight time averages 2h 13m over 641 miles. Actual arrival times vary — flights on this route land 15+ minutes late 29% of the time.
- How often are DFW to DEN flights cancelled?
- 2.2% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from DFW to DEN?
- July 2025 was the roughest month in this dataset, with only 56% of arrivals on time. The best was October 2024 at 84%. If your dates are flexible, that 28-point gap is worth planning around.
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Based on 12,801 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.