Route reliability record
LAX→MCO
Los Angeles to Orlando
- Flights
- 3,487
- Period
- July 2025 to June 2026
- Distance
- 2,218 mi
- Carriers
- 5
This route lands a B+, level with the national rate of 77.6%. Roughly one flight in four arrive 15 minutes late or worse, and those flights are late by a little over an hour on average. That is a workable record, not a spotless one. That rests on 3,487 flights, of which United Airlines flew 833 at 89.1% on time.
United Airlines is the most reliable of the three carriers covered here at 89.1% on time across 833 flights.
Key figures
On time
77.1%
Arrivals under 15 minutes late, of 3,452 completed flights
Avg delay
69 min
Across delayed arrivals only, not all flights
Cancelled
0.57%
National rate is 1.81%
Best carrier
United
89.1% on time across 833 flights
These figures cover 3,487 flights between July 2025 and June 2026. The median arrival is 4 minutes early, which is the part an average hides: most flights here are fine, and the on-time rate is decided by a tail of badly late ones. On-time means under 15 minutes late, the DOT's own threshold.
Carrier by carrier
Which airline is most reliable on LAX to MCO
The choice of carrier is not cosmetic here. United Airlines arrives on time 89.1% of the time; American Airlines manages 73.3%. Sample sizes sit next to every figure, because a two-point gap across 735 flights means less than a ten-point one.
| Airline | Flights | On time | Avg delay | Cancelled | Grade |
|---|---|---|---|---|---|
| United Airlines | 833 | 89.1% | 61 min | 0.00% | A+ |
| Southwest Airlinesthin sample | 330 | 77.3% | 32 min | 0.00% | B+ |
| Delta Air Lines | 1,383 | 76.3% | 63 min | 1.16% | B |
| American Airlines | 735 | 73.3% | 76 min | 0.27% | C+ |
| Frontier Airlinesthin sample | 206 | 47.1% | 103 min | 0.97% | F+ |
The spread between United and American is 16 points, wide enough that it should decide the booking. On a hundred trips that is 16 more arrivals inside the on-time window.
Departure window
The best time of day to leave
Departure time matters more here than the choice of carrier. The gap between the best and worst window is 21 points, against 16 points between the best and worst carrier. Each bar is the on-time rate for flights scheduled inside that window.
- 5am–8am271 flights87.6%
- 8am–11am811 flights78.9%
- 11am–2pm427 flights66.7%
- 2pm–5pm549 flights70.4%
- 5pm–8pm—
- 8pm–5am1,429 flights79.8%
Scale runs 60% to 95%. Rows with fewer than 30 flights show a dash.
The weak window here is the middle of the day, not the evening: 11am–2pm runs 66.7% on time against 87.6% for 5am–8am. That shape usually means a departure bank rather than an accumulating delay, so the recovery later in the afternoon is real rather than noise. The 8pm–5am window is the busiest, with 1,429 flights scheduled in it.
Across the year
When delays peak on this route
This route's year swings by 30 points from best month to worst, which is wide. An annual average tells you very little about the week you are actually flying, so read the strip rather than the headline if your dates are fixed.
September is the best month on the calendar at 90.9% on time. Shoulder season thins the schedule and takes the summer weather with it, and the operation gets its margin back. April was the busiest month here, with 321 flights.
Across the week, Tuesday is the strongest day at 81.6% on time and Sunday the weakest at 73.1%. 9 points is a smaller lever than departure hour, but it is free.
Delay causes
Why this route gets delayed
One category carries most of the weight here. Carrier accounts for 44% of the 54,000 delay minutes carriers reported, and the remaining four split what is left. The split is by minutes rather than by flights, so a few very long delays count for as much as many short ones.
- 44%Carrier
- 35%Late-arriving aircraft
- 21%National Airspace System
- 1%Extreme weather
- 0%Security
35% of delay minutes trace back to a late-arriving aircraft, meaning the plane was already behind before it got here. That is a cascade, and cascades start small and grow through the day. Across 54,000 reported delay minutes here, that single category outweighs weather by 35 to one. It is the strongest argument for booking the first departure of the morning, when the aircraft has been sitting at the gate overnight with nothing to inherit. The split is drawn from 54,214 reported delay minutes.
The largest share of delay minutes, 44%, falls under carrier control: crew scheduling, maintenance, fuelling, baggage. Unlike weather, that is a management outcome, and it is the category where the gap between two carriers on the same schedule is genuinely earned. It accounts for 24,000 of the 54,000 delay minutes reported here.
Cancellations are rare at 0.57%, below the national 1.81% and low enough to earn the plus on the grade. Roughly one flight in 100 is called off; the risk here is arriving late, not not arriving.
Connections and stage length
What a delay here actually costs
7.4% of arrivals land an hour or more late, close to the national 8.1%. That is the figure that decides a connection, and it says a 60 to 75 minute layover is reasonable here while anything under 45 minutes is a bet. Most delays on this route are the a little over an hour kind, which a normal layover absorbs.
At 2,218 miles this is transcontinental flying, and long routes get a quiet structural advantage. Scheduled block time on a flight this length carries more padding in absolute minutes, so a twenty-minute late departure often still becomes an on-time arrival. Read the on-time rate here as slightly flattering next to a short-haul route with the same operational quality.
The return leg is a different operation and performs like one: it runs 80.4% on time across 3,489 flights, 3 points above this direction. Departure banks, aircraft rotations and the congestion at each end all differ, so scoring the two directions together would average away a real 3 points of difference.
The sample behind these figures is 3,487 flights, enough that the headline rate is stable to within roughly a point. The hour-block and month splits divide that further, so read the thinner bars with more caution than the headline.
What to do with this
Booking this route
Put together: the calendar is the biggest lever here, not the carrier or the hour. September runs 90.9% on time and March 61.3%, a swing of 30 points. If the dates move at all, move them out of March before you think about anything else. 3,452 completed flights over 12 months sit behind that.
Common questions
LAX to MCO questions
How often is LAX to MCO delayed?
Roughly one flight in four arrive at least 15 minutes late, which is the Department of Transportation's definition of a delayed arrival. That works out to 22.9% of the 3,487 flights in this analysis, against 22.4% nationally. Delayed flights are late by a little over an hour on average.
Which airline is most reliable on LAX to MCO?
United Airlines leads at 89.1% on time across 833 flights. American Airlines is at the other end on 73.3%, a gap of 16 points. Sample size matters as much as the percentage: a rate built from a few hundred flights moves around far more than one built from ten thousand.
What time of day has the fewest delays on LAX to MCO?
The 5am–8am departure window is the strongest at 87.6% on time. The 11am–2pm window is the weakest at 66.7%, 21 points behind. Later departures inherit delays from earlier flights the same aircraft has already flown, which is why the curve slopes the way it does.
How bad are March delays on LAX to MCO?
March is the weakest month at 61.3% on time, compared with 90.9% in September. Across the year that is 30 points between the best and worst months. Moving flexible dates out of that month is one of the few things that reliably helps.
Related
Where to go next
- MCO to LAX — the return legseparate record
- Los Angeles International (LAX) delay statistics
- Orlando International (MCO) delay statistics
- United Airlines on-time record89.1%
- Southwest Airlines on-time record77.3%
- Delta Air Lines on-time record76.3%
- Why the first flight of the morning is statistically safest
- The best time of day to fly, according to 7.04 million flight records
Direction matters. LAX to MCO and MCO to LAX are scored separately because they are separate operations, with different departure banks and different aircraft. Compare the return leg.
Source: US DOT Bureau of Transportation Statistics, on-time performance data, July 2025 to June 2026. Updated monthly. How this data is collected.