Best time to fly out of Orlando Sanford (SFB)

The early-flight folk wisdom holds up at Orlando Sanford: departures in the 6–8am band left on time 89.8% of the time, against 52.5% in the 6–8pm 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 92 90 92 91 88 90 88
8–10am 89 91 92 91 89 88 89
10am–12pm 83 87 93 85 83 87 87
12–2pm 66 80 78 69 67 71 67
2–4pm 75 76 74 74 76 72 65
4–6pm 65 70 67 71 65 58 61
6–8pm 52 52 61 54 54 52 48
8–10pm 63 66 68 61 49
10pm–12am
fewer left on time more left on time

The steadiest stretch at SFB was 6–8am — 89.8% of departures left on time across 5,675 flights. The weakest was 6–8pm at 52.5%. 6–8am departures from SFB left on time 89.8% of the time across 5,675 flights; 6–8pm departures, 52.5% across 3,798. That is a gap of 37.3 points, and it is the whole case for the early flight.

The year at SFB

July was the hard month at SFB: 66.1% of departures left on time, across 2,997 flights. September was the easy one at 79.7%. 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, 74.4%.
Departure on-time share at SFB by calendar month
Month Share departures that left on time Flights
January 76.4% 2,309
February 77.9% 2,329
March 76% 2,992
April 78.5% 2,437
May 72.2% 2,499
June 68.2% 3,014
July 66.1% 2,997
August 73.4% 2,148
September 79.7% 1,557
October 79.1% 2,396
November 78.8% 2,196
December 72.5% 2,705

Airlines at SFB

Every airline with at least 100 departures from SFB, 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
Allegiant Air 74.4% 77 min 0.9% 29,579

What delays out of SFB were put down to

Airlines file a reason with every arrival running 15 minutes late or more. Across 7,976 flights that departed SFB and ran 15 minutes late or more, the delay minutes break down with 37% put down to airline operations and 31.1% to late-arriving aircraft.

Late-arriving aircraft 31.1% Airline operations 37% Air traffic & airport volume 13.6% Severe weather 18% Security 0.2%
  • Late-arriving aircraft 31.1%
  • Airline operations 37%
  • Air traffic & airport volume 13.6%
  • Severe weather 18%
  • 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 SFB

Of 29,587 scheduled arrivals into SFB, 67.5% reached the gate less than 15 minutes behind schedule. Of the 9,248 arrivals that ran late, 46.1% 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 SFB

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.

SFB in one number

Orlando Sanford (SFB)

Rank 103 of 363 US airports by departures. Steadiest stretch of the day: 6–8am. Hardest month: July.

July 2023–June 2026 · 29,310 departures flown

74.4% of departures left on time

Questions about SFB

What is the best time of day to fly out of Orlando Sanford?
6–8am. Departures in that band left on time 89.8% of the time across 5,675 flights, July 2023 through June 2026 — the best of the ten bands in the day. The 6–8pm band was the weakest at 52.5%.
Is the early flight out of SFB really more reliable?
6–8am departures from SFB left on time 89.8% of the time across 5,675 flights; 6–8pm departures, 52.5% across 3,798. That is a gap of 37.3 points, and it is the whole case for the early flight.
What is the worst month to fly out of SFB?
July: 66.1% of the departures that flew left on time, with 2,997 scheduled. September was the other end of the year at 79.7%. Each figure pools three years of that calendar month.
How often are flights cancelled at SFB?
0.9% 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.