Best time to fly out of Brownsville (BRO)

The early-flight folk wisdom holds up at Brownsville South Padre Island: departures in the Before 6am band left on time 93% of the time, against 75.4% 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 91 92 94 95 94 91 93
6–8am
8–10am
10am–12pm 88 90 85 89 86 89 88
12–2pm
2–4pm 86 80 80 81 78 73 81
4–6pm
6–8pm 73 81 69 79 74 78 75
8–10pm
10pm–12am
fewer left on time more left on time

The steadiest stretch at BRO was Before 6am — 93% of departures left on time across 1,068 flights. The weakest was 6–8pm at 75.4%.

The year at BRO

May was the hard month at BRO: 78.8% of departures left on time, across 459 flights. October was the easy one at 89.9%. 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, 84.4%.
Departure on-time share at BRO by calendar month
Month Share departures that left on time Flights
January 82.9% 366
February 86.8% 335
March 84.8% 462
April 81.9% 416
May 78.8% 459
June 82.5% 435
July 81.1% 467
August 86.5% 445
September 85.8% 408
October 89.9% 439
November 86.7% 370
December 86.8% 368

Airlines at BRO

Every airline with at least 100 departures from BRO, 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
Envoy Air 86.7% 74 min 2.3% 3,559
SkyWest Airlines 77.8% 109 min 3.8% 1,275
PSA Airlines 85.7% 2.2% 136

A dash under typical delay means fewer than 30 of that airline’s departures ran 15 minutes late or more — too few to average.

What delays out of BRO were put down to

Airlines file a reason with every arrival running 15 minutes late or more. Across 812 flights that departed BRO and ran 15 minutes late or more, the delay minutes break down with 34.9% put down to late-arriving aircraft and 34.2% to airline operations.

Late-arriving aircraft 34.9% Airline operations 34.2% Air traffic & airport volume 14.6% Severe weather 16% Security 0.3%
  • Late-arriving aircraft 34.9%
  • Airline operations 34.2%
  • Air traffic & airport volume 14.6%
  • Severe weather 16%
  • Security 0.3%

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 BRO

Of 4,970 scheduled arrivals into BRO, 79.2% reached the gate less than 15 minutes behind schedule. Of the 883 arrivals that ran late, 54.6% 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 BRO

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.

BRO in one number

Brownsville South Padre Island (BRO)

Rank 208 of 363 US airports by departures. Steadiest stretch of the day: Before 6am. Hardest month: May.

July 2023–June 2026 · 4,835 departures flown

84.4% of departures left on time

Questions about BRO

What is the best time of day to fly out of Brownsville South Padre Island?
Before 6am. Departures in that band left on time 93% of the time across 1,068 flights, July 2023 through June 2026 — the best of the ten bands in the day. The 6–8pm band was the weakest at 75.4%.
What is the worst month to fly out of BRO?
May: 78.8% of the departures that flew left on time, with 459 scheduled. October was the other end of the year at 89.9%. Each figure pools three years of that calendar month.
Which airline is most on time at BRO?
Envoy Air — 86.7% of its 3,559 departures from BRO left on time. SkyWest Airlines sat at the other end at 77.8% over 1,275 flights. Only airlines with at least 100 departures here are ranked.
How often are flights cancelled at BRO?
2.7% 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.