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WanderNerd

Route Reliability

Houston → Orlando

IAHMCO · 854 miles · George Bush Intercontinental Airport to Orlando International Airport

83
Pretty Reliable
WanderNerd Reliability Score
81%
Arrive within 15 minutes
6 min
Average arrival delay
1.1%
Cancelled
3,709
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.United Airlines85%2,480 flights
  2. 2.Spirit Airlines75%714 flights
  3. 3.Frontier Airlines71%515 flights

What the data says

Morning flights do better here.

IAH–MCO flights departing between 6–9 AM arrived on time 94% of the time, versus 65% between 9 PM–12 AM.

Sunday scaries are real for this one.

IAH–MCO flights arrived on time 86% of the time on Tuesdays. On Sundays: 77%.

United Airlines runs this route best.

United Airlines arrived on time 85% of the time on this route; Frontier Airlines managed 71%.

Slipping a little lately.

IAH–MCO flights arrived on time 84% of the time over the last three months in the data, compared with 88% in the three months before that.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon81%(551 flights)
  • Tue86%(467 flights)
  • Wed85%(502 flights)
  • Thu80%(523 flights)
  • Fri79%(544 flights)
  • Sat79%(533 flights)
  • Sun77%(532 flights)
On-time by departure window
  • 3–6 AM92%(119 flights)
  • 6–9 AM94%(646 flights)
  • 9 AM–12 PM88%(459 flights)
  • 12–3 PM79%(894 flights)
  • 3–6 PM75%(582 flights)
  • 6–9 PM73%(883 flights)
  • 9 PM–12 AM65%(69 flights)
On-time trend by month
85%
May

Jun 64% → May 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202564%293
July 202565%295
August 202566%294
September 202590%271
October 202587%305
November 202583%287
December 202584%317
January 202690%346
February 202689%314
March 202679%348
April 202687%310
May 202685%272

Based on 3,709 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.