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DelayAtlas

Route reliability record

LAS→MCO

Las Vegas to Orlando

Flights
1,999
Period
September 2025 to August 2026
Distance
2,039 mi
Carriers
5
C+GRADE

This route sits in the middle of the pack with a C+. Close to three flights in four arrive on time by the DOT's definition, 3 points worse than the national rate of 77.3%. The late ones land about an hour behind schedule. That rests on 1,999 LAS to MCO flights, of which JetBlue Airways flew 470 at 84.1% on time.

Best time to fly LAS to MCO: a 5am–8am departure, ideally on a Tuesday. Flights in that window arrived on time 84.2% of the time and Tuesday flights 82.4%, against 74.3% for the route overall.

JetBlue Airways is the most reliable of the three carriers covered here at 84.1% on time across 470 flights.

Key figures

On time

74.3%

Arrivals under 15 minutes late, of 1,978 completed flights

Avg delay

62 min

Across delayed arrivals only, not all flights

Cancelled

0.50%

National rate is 1.89%

Best carrier

JetBlue

84.1% on time across 470 flights

These figures cover 1,999 flights between September 2025 and August 2026. The median arrival is 2 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.

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Carrier by carrier

Which airline is most reliable on LAS to MCO

The choice of carrier is not cosmetic here. JetBlue Airways arrives on time 84.1% of the time; Frontier Airlines manages 67.4%. Sample sizes sit next to every figure, because a two-point gap across 478 flights means less than a ten-point one.

On-time performance by carrier on LAS to MCO
AirlineFlightsOn timeAvg delayCancelledGrade
JetBlue Airways47084.1%65 min0.43%B+
Spirit Airlinesthin sample4273.8%91 min0.00%C+
Southwest Airlines1,00673.1%45 min0.20%C+
Frontier Airlines47867.4%89 min1.26%C
Delta Air Linesthin sample333.3%31 min0.00%F+

The spread between JetBlue and Frontier is 17 points, wide enough that it should decide the booking. On a hundred trips that is 17 more arrivals inside the on-time window.

Flight by flight

Flights on LAS to MCO

The flight numbers below flew this route at least 250 times in the period, busiest first. Each has its own record, with its schedule and delay causes.

Timetable by Aviasales, a Travelpayouts partner. Booking through it may earn this site a commission at no cost to you; it changes no figure here.

Best ways to make this trip

The most reliable ways to fly Las Vegas to Orlando

Every airline on this route, ranked by how often a scheduled flight actually operated and arrived on time, with its best departure time and most punctual flight number. No nearby airport pair beat these.

Most reliable ways to fly from LAS to MCO
OptionAirlineSuccessOn timeCancelledBest departureMost punctual flight
1. LAS → MCOLas Vegas to OrlandoJetBlue Airways83.7%84.1%0.43%11am–2pm, WedB6 2832 14:55
2. LAS → MCOLas Vegas to OrlandoSouthwest Airlines73.0%73.1%0.20%8pm–5am, Tue—
3. LAS → MCOLas Vegas to OrlandoFrontier Airlines66.6%67.4%1.26%8pm–5am, TueF9 1876 21:42

Success is the share of scheduled flights that operated and arrived less than 15 minutes late, so a cancelled flight counts against it. “(route)” means the best time comes from every carrier on the route rather than this airline alone.

Plan this trip by month, day and time

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 27 points, against 17 points between the best and worst carrier.

  • 5am–8am193 flights84.2%
  • 8am–11am270 flights75.9%
  • 11am–2pm438 flights67.3%
  • 2pm–5pm216 flights59.5%
  • 5pm–8pm37 flights56.8%
  • 8pm–5am845 flights79.5%

Scale runs 50% to 90%.

The 5pm–8pm window is where this operation falls apart: 56.8% on time, against 84.2% for the 5am–8am slot. By evening the aircraft flying these rotations have absorbed a full day of small delays and there is no slack left to recover in. The 8pm–5am window is the busiest, with 845 flights scheduled in it.

Explore

Filter LAS to MCO by airline, time, month and day

Pick a breakdown and a carrier. The dashed mark on each row is the same slice for every US flight.

On LAS to MCO, the best departure window is 5am–8am at 84.2% on time and the worst is 5pm–8pm at 56.8%, a wide gap of 27.4 points. All US flights leaving 5am–8am ran 89.3%.

  • 5–8am84.2%
  • 8–11am75.9%
  • 11am–2pm67.3%
  • 2–5pm59.5%
  • 5–8pm56.8%
  • 8pm–5am79.5%

best all US flightsScale 50% to 95%.

Across the year

When delays peak on this route

This route's year swings by 32 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.

On-time rate by calendar month85J85F68M79A71M63J57J64A81S72O89N85D
Darker means more delays. Figures are on-time percentages.November best, July worst

July is the worst month at 57.2% on time, 32 points below November, the best at 88.8%. Summer afternoon convection and peak-season schedules land on the same weeks every year, so this is a pattern you can book around rather than a run of bad luck. March was the busiest month here, with 210 flights.

Across the week, Tuesday is the strongest day at 82.4% on time and Friday the weakest at 66.3%, a spread of 16 points.

On-time rate by day of the week73.0Mon82.4Tue82.2Wed70.4Thu66.3Fri77.2Sat69.2Sun
Monday: 73.0 percent on time. Tuesday: 82.4 percent on time. Wednesday: 82.2 percent on time. Thursday: 70.4 percent on time. Friday: 66.3 percent on time. Saturday: 77.2 percent on time. Sunday: 69.2 percent on time

Delay causes

Why this route gets delayed

Carrier accounts for 42% of the 31,000 delay minutes carriers reported here, and the remaining four split what is left.

  • Carrier
    42%
  • Late-arriving aircraft
    39%
  • National Airspace System
    17%
  • Extreme weather
    2%

39% of delay minutes trace back to a late-arriving aircraft, meaning the plane was already behind before it got here. Across 31,000 reported delay minutes here, that single category outweighs weather by 22 to one. The split is drawn from 31,460 reported delay minutes.

The largest share of delay minutes, 42%, falls under carrier control: crew scheduling, maintenance, fuelling, baggage. It accounts for 13,000 of the 31,000 delay minutes reported here.

Cancellations are rare at 0.50%, below the national 1.89% 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

7.7% of arrivals land an hour or more late, close to the national 8.3%, so a 60 to 75 minute layover is reasonable here while anything under 45 minutes is a bet. Most delays on this route last about an hour, which a normal layover absorbs.

At 2,039 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 81.3% on time across 1,955 flights, 7 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 7 points of difference.

The sample behind these figures is 1,999 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.

Work out the risk of missing a connection in MCO after this flight

What to do with this

Booking this route

Put together: the calendar is the biggest lever here, not the carrier or the hour. November runs 88.8% on time and July 57.2%, a swing of 32 points. If the dates move at all, move them out of July before you think about anything else. 1,978 completed flights over 12 months sit behind that.

Common questions

LAS to MCO questions

How often is LAS to MCO delayed?

About one flight in four arrives at least 15 minutes late, which is the Department of Transportation's definition of a delayed arrival. That works out to 25.7% of the 1,999 flights in this analysis, against 22.7% nationally. Delayed flights are late by about an hour on average.

Which airline is most reliable on LAS to MCO?

JetBlue Airways leads at 84.1% on time across 470 flights. Frontier Airlines is at the other end on 67.4%, a gap of 17 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 LAS to MCO?

The 5am–8am departure window is the strongest at 84.2% on time. The 5pm–8pm window is the weakest at 56.8%, 27 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 July delays on LAS to MCO?

July is the weakest month at 57.2% on time, compared with 88.8% in November. Across the year that is 32 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

Direction matters. LAS to MCO and MCO to LAS are scored separately because they are separate operations, with different departure banks and different aircraft. Compare the return leg.

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Source: US DOT Bureau of Transportation Statistics, on-time performance data, September 2025 to August 2026. Last updated ; recomputed monthly. How this data is collected.