Route on-time record
MEM to MIA: most on-time flights and the best time to fly
Memphis (Memphis International Airport) to Miami (Miami International Airport). 579 nonstop flights in Jun 2025 to May 2026, 76% arrived within 15 minutes and 1.7% were cancelled. The most reliable flight number was American 1340 at 5:40 AM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
MEM → MIA
Memphis to Miami: 579 nonstop flights a year
On time (12 months)
76%
Cancelled
1.7%
avg delay 28 min
Best time to leave
Before 9 AM
88% on time vs 50% 3 to 6 PM
Most reliable airline
American
75% chance on time
Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Most reliable nonstop flights
Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.
#1 · American 1340
5:40 AM → 9:07 AM2h 27m nonstop
Local times, typical schedule. Last flown 2026-05-31.
87%
chance on time
- On time (history)
- 89%
- Cancelled
- 0.5%
- Avg arrival delay
- 13 min
- Arrived on time 89% of the time (207 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 88% on time; 3 to 6 PM: 50%).
Strong track record · 207 flights
Find American 1340 fares Opens this date on Aviasales#2 · Envoy 4147 · sold as American Eagle
5:49 PM → 9:14 PM2h 25m nonstop
Local times, typical schedule. Last flown 2026-05-31.
61%
chance on time
- On time (history)
- 75%
- Cancelled
- 0.0%
- Avg arrival delay
- 13 min
- Arrived on time 75% of the time (8 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (3 to 6 PM: 50% on time; Before 9 AM: 88%).
Limited track record · 8 flights
Find 5:49 PM flight fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- American Airlines75%
541 flights · 76% on time as flown · 1.8% cancel
- Envoy Air (sold as American Eagle)72%
36 flights · 72% on time as flown · 1.4% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM88%
363 flights · avg delay 19 min
- 3 to 6 PM50%
105 flights · avg delay 59 min
- 6 to 9 PM61%
111 flights · avg delay 30 min
Best day: Tuesday (87%). Worst: Sunday (74%).
On time by month
All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.
What delays this route
- Late-arriving aircraft51%
- Airline (crew, maintenance, boarding)42%
- Air traffic control and airport volume6%
Share of delay minutes by the cause airlines report to the US DOT.
Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure
MEM to MIA questions
- What time of day is best to fly MEM to MIA?
- Before 9 AM: 88% of flights arrived on time, against 50% for departures 3 to 6 PM. Later flights inherit delays from earlier ones, so the first departures of the day usually run best.
- Which airline is most on time from MEM to MIA?
- American, with a season-adjusted 75% chance of operating and arriving on time over 541 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
- What is the worst month for delays on MEM to MIA?
- June (71% on time); the best was September (96%), averaged over Jun 2023 to May 2026.
- Is this a prediction for my flight?
- No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.
More routes from MEM
- MIA to MEM (return)
- MEM to ATL 87%
- MEM to ORD 77%
- MEM to DFW 72%
- MEM to CLT 83%
- MEM to DEN 79%
- MEM to DCA 75%
- MEM to IAH 79%
- MEM to DTW 83%
- MEM to LGA 78%
- MEM to MSP 87%
- MEM to HOU 78%
- MEM to MCO 78%
Most on-time flights from MEM on every route →
Live status: FAA delays and ground stops