MIA to DFW flight delays & on-time performance
Nonstop flights from Miami International Airport to Dallas Fort Worth International Airport · 1,121 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at MIA or DFW right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Miami (MIA) to Dallas/Fort Worth (DFW) arrived on time 74% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 2.6% were cancelled, and 11% arrived an hour or more late.
- Frontier Airlines was the most punctual airline here (77% on time); Spirit Airlines was the least (61%).
- Departures scheduled around 5am did best (90% on time); around 6pm did worst (62%).
- Tuesday was the most reliable day to fly (80% on time) and Sunday the least (66%).
- The largest source of delay minutes was late-arriving aircraft (38%).
Which airline is most on time from MIA 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 |
|---|---|---|---|---|---|
| Frontier Airlines | 77% | 2.2% | 19 min | 9.6% | 267 |
| American Airlines | 74% | 2.6% | 21 min | 10.2% | 4,303 |
| Spirit Airlines | 61% | 3.2% | 30 min | 17.2% | 248 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am90%368 flights
- 6am87%354 flights
- 7am85%405 flights
- 8am83%334 flights
- 9am82%196 flights
- 10am72%161 flights
- 11am80%254 flights
- 12pm76%269 flights
- 1pm73%142 flights
- 2pm66%223 flights
- 3pm65%414 flights
- 4pm57%121 flights
- 5pm64%373 flights
- 6pm62%319 flights
- 7pm62%381 flights
- 8pm58%94 flights
- 9pm72%251 flights
- 10pm65%159 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday72%3.1% cancelled
- Tuesday80%2.4% cancelled
- Wednesday78%0.9% cancelled
- Thursday80%1.4% cancelled
- Friday73%2.5% cancelled
- Saturday68%3.4% cancelled
- Sunday66%4.1% 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 aircraft38%
- Airline (crew, maintenance, cleaning, fueling)30%
- Air traffic control & airport congestion22%
- Extreme weather10%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather84%
- Airline (crew, maintenance, cleaning, fueling)13%
- Air traffic control & airport congestion3%
- Security0%
MIA to DFW: common questions
- How often are MIA to DFW flights on time?
- 74% 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 Miami to Dallas/Fort Worth cancelled?
- 2.6% of scheduled flights were cancelled (124 of 4,818).
- How long are typical delays?
- Across all flights the average arrival delay was 21 min (early arrivals count as zero). Flights that were late arrived 78 min behind schedule on average, and 10.5% of flights were an hour or more late.
- How long is taxi time at MIA?
- Flights on this route spent 21 min taxiing from the gate to takeoff on average.
Related routes
Return trip: DFW to MIA — 68% on time
More flights from Miami
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: MIA → DFW, nonstop flights by US airlines that report to the DOT. How we calculate this.