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Route · IAH → MCO · 2020–2025 BTS data

Houston to Orlando

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), IAH to MCO (Houston to Orlando) ranks #323 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

78.4%
On-time
-0.6 pts
vs US avg
79 min
Delay when late
20,515
Flights
#323 of 4927
Corpus placement

Cancelled

1.7%

Best Month

Sep 2025 90%

Worst Month

Jul 2024 56%

Distance

854 mi

Carriers

17

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 319 52 2 0 F9,NK,UA
Nov 2025 290 48 3 0 UA,F9,NK
Oct 2025 308 41 2 1 UA,F9,NK
Sep 2025 271 27 0 0 UA,NK,F9
Aug 2025 300 101 2 4 F9,NK,UA
Jul 2025 304 104 3 6 NK,UA,F9
Jun 2025 297 109 4 0 UA,F9,NK
May 2025 310 88 3 4 NK,UA,F9
Apr 2025 269 49 2 0 F9,NK,UA
Mar 2025 324 66 2 0 NK,UA,F9
Feb 2025 262 51 0 0 UA,F9,NK
Jan 2025 271 39 12 0 UA,F9,NK
Dec 2024 296 57 5 1 F9,NK,UA
Nov 2024 325 40 0 0 UA,NK,F9
Oct 2024 308 35 20 0 UA,NK,F9
Sep 2024 288 40 2 0 NK,UA,F9
Aug 2024 303 85 6 0 F9,NK,WN,UA
Jul 2024 319 141 24 0 F9,NK,UA,WN
Jun 2024 305 112 6 4 F9,NK,UA,WN
May 2024 310 113 9 2 F9,NK,UA,WN
Apr 2024 300 59 0 0 F9,NK,UA,WN
Mar 2024 369 100 2 1 F9,NK,UA,WN
Feb 2024 301 34 0 0 F9,NK,UA,WN
Jan 2024 332 91 12 1 F9,NK,WN,UA

IAH–MCO seasonal on-time pattern

Best: October (86.9%) · weakest: June (66.6%)

65%70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 78.4%

Strongest calendar month

October

86.9% on-time · ~275 flights/mo

Busiest calendar month

March

~333 flights/mo avg

Weakest calendar month

June

66.6% on-time · ~274 flights/mo

Cancellation Rate

1.7%

121 of 7,281 flights

Diversion Rate

0.3%

24 of 7,281 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

IAH - Houston

Full on-time, delay-cause, and seasonal performance for Houston, TX.

IAH on-time profile

MCO - Orlando

Full on-time, delay-cause, and seasonal performance for Orlando, FL.

MCO on-time profile

Compare the two airports

See IAH and MCO side by side on delays, cancellations, and reliability.

Compare IAH vs MCO

Origin-hub reliability standing

Mid-pack among IAH departures

From IAH, this corridor sits with 79 other 75–85% on-time routes out of 102 tracked departures, not the hub's reliability leaders (17 at ≥85%) and not the softest ( 6 below 75%). Destination: Orlando · fleet on-time rank #3720 of 4927.

What the Data Says About IAH to MCO

The Houston to Orlando corridor (IAH to MCO) posts a 78.4% on-time rate on the lower edge of the average band, based on 20,515 tracked flights. Late flights run 78.9 minutes behind on average. 17 carriers cover the 854-mile route; over the last 24 months, 121 of 7,281 flights were cancelled (1.7%) and 0.3% diverted.

The monthly split is wide on this route: Sep 2025 posted the strongest performance at 90% on-time, while Jul 2024 came in at just 56% - a 34-point swing worth factoring into travel timing.

On the multi-year calendar, IAH–MCO peaks in October at 86.9% on-time while March carries the heaviest traffic (~333 flights per month) ; the softest month is June at 66.6%, a 20.3-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does IAH to MCO rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, IAH to MCO ranks #323 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from IAH to MCO? ▼
Flights from Houston to Orlando have a 78.4% on-time rate based on 20,515 flights. The average delay is 78.9 minutes. The best recent month was Sep 2025 with 90% on-time.
What is the cancellation rate for IAH to MCO? ▼
Over the last 24 months, 1.7% of flights on this route were cancelled (121 of 7,281 flights) and 0.3% were diverted.
How far is the flight from IAH to MCO? ▼
The flight distance from Houston (IAH) to Orlando (MCO) is approximately 854 miles. This route is served by 17 carriers.
When is the best time to fly from IAH to MCO? ▼
The best recent month for on-time performance was Sep 2025 (90% on-time). The worst was Jul 2024 (56% on-time). Consider booking during months with historically better performance.

Airports on this route

IAH Airport

Houston
MCO Airport

Orlando
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using IAH–MCO data

IAH–MCO is mid-pack at 78.4% on-time; month and carrier mix move more than the corridor headline.

  • Compare IAH and MCO airport profiles: delay causes and top routes differ even on the same corridor. IAH airport
  • If your dates flex, October (86.9% on-time) beats June (66.6%) on this corridor. Seasonal chart
  • 4 other routes post a similar 78.4% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.