MIA to PHX flight delays & on-time performance
Nonstop flights from Miami International Airport to Phoenix Sky Harbor International Airport · 1,972 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at MIA or PHX 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 Phoenix (PHX) arrived on time 78% of the time in Aug 2025 – Jul 2026, in line with the national average.
- 0.8% were cancelled, and 8% arrived an hour or more late.
- American Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 7am did best (91% on time); around 8pm did worst (69%).
- Wednesday was the most reliable day to fly (85% on time) and Sunday the least (70%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (44%).
Which airline is most on time from MIA to PHX?
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 |
|---|---|---|---|---|---|
| American Airlines | 78% | 0.8% | 16 min | 7.9% | 1,834 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 7am91%365 flights
- 8am85%55 flights
- 9am89%38 flights
- 10am76%86 flights
- 11am72%100 flights
- 1pm76%228 flights
- 2pm87%45 flights
- 5pm71%341 flights
- 7pm79%251 flights
- 8pm69%83 flights
- 9pm70%171 flights
- 10pm80%67 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday75%2.3% cancelled
- Tuesday80%1.9% cancelled
- Wednesday85%0.0% cancelled
- Thursday81%0.4% cancelled
- Friday78%0.0% cancelled
- Saturday80%0.0% cancelled
- Sunday70%1.1% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)44%
- Late-arriving aircraft36%
- Air traffic control & airport congestion12%
- Extreme weather7%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather60%
- Airline (crew, maintenance, cleaning, fueling)20%
- Air traffic control & airport congestion20%
- Security0%
MIA to PHX: common questions
- How often are MIA to PHX flights on time?
- 78% 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 Phoenix cancelled?
- 0.8% of scheduled flights were cancelled (15 of 1,834).
- How long are typical delays?
- Across all flights the average arrival delay was 16 min (early arrivals count as zero). Flights that were late arrived 68 min behind schedule on average, and 7.9% 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: PHX to MIA — 78% 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 → PHX, nonstop flights by US airlines that report to the DOT. How we calculate this.