MIA to MEM flight delays & on-time performance
Nonstop flights from Miami International Airport to Frederick W. Smith International Airport · 859 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at MIA or MEM 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 Memphis (MEM) arrived on time 61% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 1.4% were cancelled, and 13% arrived an hour or more late.
- Envoy Air was the most punctual airline here (85% on time); American Airlines was the least (58%).
- Departures scheduled around 9pm did best (71% on time); around 10pm did worst (57%).
- Tuesday was the most reliable day to fly (76% on time) and Sunday the least (44%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (43%).
Which airline is most on time from MIA to MEM?
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 |
|---|---|---|---|---|---|
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 100% | 0.0% | 0 min | 0.0% | 2 |
| Envoy AirRegional airline operating American Eagle flights. | 85% | 0.0% | 10 min | 7.7% | 52 |
| American Airlines | 58% | 1.6% | 31 min | 13.7% | 505 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 3pm68%95 flights
- 4pm64%98 flights
- 9pm71%24 flights
- 10pm57%328 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday65%2.3% cancelled
- Tuesday76%1.5% cancelled
- Wednesday63%0.0% cancelled
- Thursday60%0.0% cancelled
- Friday57%1.2% cancelled
- Saturday65%2.2% cancelled
- Sunday44%2.3% 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)43%
- Late-arriving aircraft40%
- Air traffic control & airport congestion13%
- Extreme weather3%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather75%
- Airline (crew, maintenance, cleaning, fueling)13%
- Air traffic control & airport congestion13%
- Security0%
MIA to MEM: common questions
- How often are MIA to MEM flights on time?
- 61% 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 Memphis cancelled?
- 1.4% of scheduled flights were cancelled (8 of 559).
- How long are typical delays?
- Across all flights the average arrival delay was 29 min (early arrivals count as zero). Flights that were late arrived 73 min behind schedule on average, and 13.1% 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: MEM to MIA — 79% 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 → MEM, nonstop flights by US airlines that report to the DOT. How we calculate this.