DEN to DFW flight delays & on-time performance
Nonstop flights from Denver International Airport to Dallas Fort Worth International Airport · 641 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at DEN or DFW right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Denver (DEN) to Dallas/Fort Worth (DFW) arrived on time 76% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 2% were cancelled, and 10% arrived an hour or more late.
- United Airlines was the most punctual airline here (78% on time); American Airlines was the least (74%).
- Departures scheduled around 5am did best (90% on time); around 6pm did worst (51%).
- Thursday was the most reliable day to fly (78% on time) and Sunday the least (70%).
- The largest source of delay minutes was late-arriving aircraft (48%).
Which airline is most on time from DEN to DFW?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 91% | 0.0% | 8 min | 4.3% | 23 |
| United Airlines | 78% | 0.8% | 16 min | 8.2% | 1,885 |
| Frontier Airlines | 76% | 0.8% | 18 min | 8.2% | 1,165 |
| Envoy AirRegional airline operating American Eagle flights. | 75% | 0.0% | 21 min | 8.3% | 24 |
| American Airlines | 74% | 3.3% | 27 min | 11.7% | 2,939 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am90%331 flights
- 6am89%489 flights
- 7am87%512 flights
- 8am82%477 flights
- 9am84%644 flights
- 10am77%487 flights
- 12pm67%364 flights
- 1pm77%421 flights
- 2pm73%305 flights
- 3pm68%389 flights
- 4pm60%234 flights
- 5pm67%480 flights
- 6pm51%363 flights
- 8pm68%284 flights
- 9pm66%206 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday74%2.1% cancelled
- Tuesday78%1.6% cancelled
- Wednesday77%1.3% cancelled
- Thursday78%1.1% cancelled
- Friday75%2.5% cancelled
- Saturday76%2.9% cancelled
- Sunday70%2.4% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft48%
- Airline (crew, maintenance, cleaning, fueling)29%
- Air traffic control & airport congestion18%
- Extreme weather4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather82%
- Airline (crew, maintenance, cleaning, fueling)16%
- Air traffic control & airport congestion3%
- Security0%
DEN to DFW: common questions
- How often are DEN to DFW flights on time?
- 76% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Denver to Dallas/Fort Worth cancelled?
- 2.0% of scheduled flights were cancelled (120 of 6,036).
- How long are typical delays?
- Across all flights the average arrival delay was 22 min (early arrivals count as zero). Flights that were late arrived 86 min behind schedule on average, and 9.9% of flights were an hour or more late.
- How long is taxi time at DEN?
- Flights on this route spent 19 min taxiing from the gate to takeoff on average.
Related routes
Return trip: DFW to DEN — 70% on time
More flights from Denver
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: DEN → DFW, nonstop flights by US airlines that report to the DOT. How we calculate this.