Dallas/Fort Worth (DFW) to Denver (DEN): On-Time Performance
Data through May 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 58%), which matters most in the rough months.
- On-time
- 71%
- arrived <15 min late
- Avg delay
- 22 min
- completed flights
- Cancelled
- 2.2%
- Flights/day
- 16
- last 12 months
- Duration
- 2h 13m
- scheduled
- Distance
- 641 mi
Best airline from DFW to DEN
4 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Envoy Airmost reliable | 86% | 9 min | 0.0% | 104 |
| United Airlines | 77% | 19 min | 1.3% | 3,861 |
| Frontier Airlines | 76% | 21 min | 2.0% | 2,228 |
| American Airlines | 66% | 25 min | 2.8% | 6,045 |
Monthly on-time trend
Best time to fly from DFW to DEN
Aim for departures around 5 a.m. (93% on-time); avoid 11 p.m. departures (43%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 72% | 23 min |
| Tuesdaybest | 73% | 23 min |
| Wednesday | 72% | 22 min |
| Thursday | 73% | 20 min |
| Friday | 70% | 21 min |
| Saturday | 70% | 20 min |
| Sunday | 69% | 25 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 system22%
- 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 2024-06 and 2026-05. The average arrival delay across completed flights was 22 minutes.
- Which airline is most reliable from DFW to DEN?
- Envoy Air has the best on-time record on this route at 86%, based on 104 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 (93% on-time), while departures around 11 p.m. have the worst (43%). 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 2024-06 and 2026-05, 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 12,269 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.