DFW to MIA flight delays & on-time performance
Nonstop flights from Dallas Fort Worth International Airport to Miami International Airport · 1,121 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at DFW or MIA right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Dallas/Fort Worth (DFW) to Miami (MIA) arrived on time 68% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 2.5% were cancelled, and 12% arrived an hour or more late.
- Spirit Airlines was the most punctual airline here (81% on time); American Airlines was the least (68%).
- Departures scheduled around 5am did best (85% on time); around 2pm did worst (50%).
- Wednesday was the most reliable day to fly (72% on time) and Saturday the least (62%).
- The largest source of delay minutes was late-arriving aircraft (40%).
Which airline is most on time from DFW to MIA?
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 |
|---|---|---|---|---|---|
| Spirit Airlines | 81% | 2.4% | 13 min | 7.0% | 249 |
| Frontier Airlines | 68% | 1.9% | 36 min | 13.6% | 270 |
| American Airlines | 68% | 2.6% | 25 min | 11.7% | 4,303 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am85%453 flights
- 6am76%333 flights
- 7am77%381 flights
- 8am83%300 flights
- 9am73%167 flights
- 10am77%435 flights
- 12pm68%263 flights
- 1pm76%142 flights
- 2pm50%257 flights
- 3pm59%323 flights
- 4pm64%358 flights
- 5pm70%258 flights
- 6pm51%317 flights
- 7pm61%325 flights
- 8pm55%284 flights
- 9pm56%201 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday65%3.8% cancelled
- Tuesday72%2.2% cancelled
- Wednesday72%0.5% cancelled
- Thursday72%0.9% cancelled
- Friday70%2.1% cancelled
- Saturday62%3.4% cancelled
- Sunday65%4.7% 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 aircraft40%
- Airline (crew, maintenance, cleaning, fueling)35%
- Air traffic control & airport congestion15%
- Extreme weather10%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather82%
- Airline (crew, maintenance, cleaning, fueling)15%
- Air traffic control & airport congestion3%
- Security0%
DFW to MIA: common questions
- How often are DFW to MIA flights on time?
- 68% 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 Dallas/Fort Worth to Miami cancelled?
- 2.5% of scheduled flights were cancelled (122 of 4,822).
- How long are typical delays?
- Across all flights the average arrival delay was 25 min (early arrivals count as zero). Flights that were late arrived 74 min behind schedule on average, and 11.6% of flights were an hour or more late.
- How long is taxi time at DFW?
- Flights on this route spent 18 min taxiing from the gate to takeoff on average.
Related routes
Return trip: MIA to DFW — 74% on time
More flights from Dallas/Fort Worth
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: DFW → MIA, nonstop flights by US airlines that report to the DOT. How we calculate this.