Best time to fly out of Melbourne Orlando (MLB)

The early-flight folk wisdom holds up at Melbourne Orlando: departures in the 6–8am band left on time 93.9% of the time, against 75.7% in the 4–6pm band. These are historical odds, not forecasts. The records say what happened on this schedule over three years; they know nothing about tomorrow’s thunderstorm.

Data through June 2026 · Bureau of Transportation Statistics

On-time rate by hour and day

On this page, “on time” means a departure that pushed back less than 15 minutes behind its scheduled time — the Bureau of Transportation Statistics definition, and the one airlines are held to.

Share of departures that left on time, by hour band and day of week.
Departure time MonTueWedThuFriSatSun
Before 6am
6–8am 94 95 95 96 92 94 92
8–10am
10am–12pm 81 84 88 88 86 84 84
12–2pm 85 86 80 80 82 86 85
2–4pm 82 78 79 85 76 82 76
4–6pm 73 77 81 78 80 72 70
6–8pm 79 81 81 77 83 74 71
8–10pm
10pm–12am
fewer left on time more left on time

The steadiest stretch at MLB was 6–8am — 93.9% of departures left on time across 1,748 flights. The weakest was 4–6pm at 75.7%. 6–8am departures from MLB left on time 93.9% of the time across 1,748 flights; 6–8pm departures, 78.2% across 1,119. That is a gap of 15.7 points, and it is the whole case for the early flight.

The year at MLB

July was the hard month at MLB: 79.4% of departures left on time, across 695 flights. November was the easy one at 91.2%. Each month pools three years of that month, so a single bad week does not decide it.

Share of departures that left on time, by calendar month. Best month in green, worst in amber. The hairline sits at the overall rate, 84.3%.
Departure on-time share at MLB by calendar month
Month Share departures that left on time Flights
January 83.6% 737
February 81.9% 676
March 81.2% 752
April 86.3% 738
May 81.6% 754
June 81.6% 698
July 79.4% 695
August 82.5% 692
September 90.2% 667
October 90.5% 679
November 91.2% 700
December 82% 743

Airlines at MLB

Every airline with at least 100 departures from MLB, busiest first. These are that airline’s departures from this airport only — its record across the country sits on its own page.

Airline Left on time Typical delay Cancelled Departures
Delta Air Lines 86.3% 75 min 1.3% 4,227
PSA Airlines 82.4% 104 min 2.3% 3,498
Allegiant Air 81.5% 68 min 1.4% 806

What delays out of MLB were put down to

Airlines file a reason with every arrival running 15 minutes late or more. Across 1,309 flights that departed MLB and ran 15 minutes late or more, the delay minutes break down with 49.1% put down to late-arriving aircraft and 28.6% to airline operations.

Late-arriving aircraft 49.1% Airline operations 28.6% Air traffic & airport volume 12.8% Severe weather 9.2% Security 0.2%
  • Late-arriving aircraft 49.1%
  • Airline operations 28.6%
  • Air traffic & airport volume 12.8%
  • Severe weather 9.2%
  • Security 0.2%

Late-arriving aircraft is the knock-on category: the plane came in late, so it went out late again. It is why a 7am problem in Newark is still a problem in Denver at dinnertime, and why it is usually the biggest slice on the bar.

If you are connecting through MLB

Of 8,531 scheduled arrivals into MLB, 80.8% reached the gate less than 15 minutes behind schedule. Of the 1,482 arrivals that ran late, 53% were no more than 45 minutes behind — which is the difference between a tight connection and a new boarding pass.

Work out a specific layover — pick the airport and the minutes you have, and the tool reads the same arrival records back as a share.

Busiest routes out of MLB

Ranked by flights, with the share that arrived on time at the far end. Where a route carries enough flights for a page of its own the chip goes there; otherwise it goes to the destination airport.

MLB in one number

Melbourne Orlando (MLB)

Rank 173 of 363 US airports by departures. Steadiest stretch of the day: 6–8am. Hardest month: July.

July 2023–June 2026 · 8,388 departures flown

84.3% of departures left on time

Questions about MLB

What is the best time of day to fly out of Melbourne Orlando?
6–8am. Departures in that band left on time 93.9% of the time across 1,748 flights, July 2023 through June 2026 — the best of the ten bands in the day. The 4–6pm band was the weakest at 75.7%.
Is the early flight out of MLB really more reliable?
6–8am departures from MLB left on time 93.9% of the time across 1,748 flights; 6–8pm departures, 78.2% across 1,119. That is a gap of 15.7 points, and it is the whole case for the early flight.
What is the worst month to fly out of MLB?
July: 79.4% of the departures that flew left on time, with 695 scheduled. November was the other end of the year at 91.2%. Each figure pools three years of that calendar month.
Which airline is most on time at MLB?
Delta Air Lines — 86.3% of its 4,227 departures from MLB left on time. Allegiant Air sat at the other end at 81.5% over 806 flights. Only airlines with at least 100 departures here are ranked.
How often are flights cancelled at MLB?
1.7% of scheduled departures were cancelled over July 2023 through June 2026. Cancellations are counted against everything scheduled, not against everything that flew — a rate that looks small still adds up to real people in a rebooking line.