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DelayAtlas

Carrier route record

F9LGAMCO

Frontier Airlines · New York to Orlando

Flights
282
Period
July 2025 to June 2026
Share of route
5%
Carriers
5
D−GRADE

Historical statistics for July 2025 to June 2026, not live status. For today’s flights, check with Frontier Airlines.

Frontier on LGA to MCO draws a D−. Roughly one flight in three arrives at least 15 minutes late, and the typical late arrival is close to two hours behind schedule. Build slack into anything you connect to. That rests on 282 flights. The strongest carrier on the route with a full sample, Spirit Airlines, flew 694 at 77.8% on time.

Spirit Airlines is the most reliable of the four carriers covered here at 77.8% on time across 694 flights.

Key figures

On time

60.0%

Arrivals under 15 minutes late, of 270 completed flights

Avg delay

109 min

Across delayed arrivals only, not all flights

Cancelled

4.26%

National rate is 1.81%

Whole route

70.2%

Every carrier on LGA to MCO, 5,262 flights

These figures cover 282 flights between July 2025 and June 2026. Beyond the headline rate, 17.0% of arrivals land a full hour or more behind schedule. That is the number that wrecks a connection, and it is not visible in an on-time percentage alone.

Carrier by carrier

Frontier against every carrier on LGA to MCO

Frontier flew 282 of the 5,262 flights on LGA to MCO, about 5% of it. Its 60.0% on time is 10 points worse than the route as a whole, which runs 70.2%. Ranked by on-time rate it is last of five carriers on the route, where the range runs from Spirit at 77.8% to Frontier at 60.0%.

The choice of carrier is not cosmetic here. Spirit Airlines arrives on time 77.8% of the time; JetBlue Airways manages 66.1%. Sample sizes sit next to every figure, because a two-point gap across 1,207 flights means less than a ten-point one.

On-time performance by carrier on LGA to MCO
AirlineFlightsOn timeAvg delayCancelledGrade
Spirit Airlines69477.8%85 min4.90%B−
Delta Air Lines2,17072.2%71 min4.42%C−
American Airlines90968.2%77 min3.19%C−
JetBlue Airways1,20766.1%83 min3.40%C−
Frontier Airlines (this page)thin sample28260.0%109 min4.26%D−

Spirit Airlines cancels 4.9% of what it schedules here, the highest in the table. A cancelled flight never appears in an on-time rate, so read that column alongside the punctuality one rather than after it.

Departure window

When Frontier runs best on this route

Departure time matters more here than the choice of carrier. The gap between the best and worst window is 11 points, against 12 points between the best and worst carrier. Each bar is the on-time rate for flights scheduled inside that window.

  • 5am–8am
  • 8am–11am
  • 11am–2pm118 flights67.0%
  • 2pm–5pm13 flights
  • 5pm–8pm28 flights
  • 8pm–5am123 flights56.0%

Scale runs 50% to 70%. Rows with fewer than 30 flights show a dash.

The 8pm–5am window is where this operation falls apart: 56.0% on time, against 67.0% for the 11am–2pm 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 123 flights scheduled in it.

Across the year

Frontier on LGA to MCO through the year

  • Jul–Sep 202524 flights
  • Oct–Dec 202555 flights52.8%
  • Jan–Mar 2026112 flights59.8%
  • Apr–Jun 202691 flights59.3%

Scale runs 45% to 65%. Rows with fewer than 30 flights show a dash.

Monthly volumes are too low here to break the year into twelve reliable readings. What the twelve-month total says is 60.0% on time across 282 flights.

Quarter by quarter Frontier on LGA to MCO held fairly steady: 52.8% in Oct–Dec 2025, 59.8% in Jan–Mar 2026 and 59.3% in Apr–Jun 2026. A spread of 7 points is about what a sample of this size moves on its own, so the annual figure is a fair summary.

Across the week, Saturday is the strongest day at 64.7% on time and Monday the weakest at 53.1%. 12 points is a smaller lever than departure hour, but it is free.

Delay causes

Why Frontier runs late on this route

One category carries most of the weight here. Late-arriving aircraft accounts for 54% of the 12,000 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.

  • Late-arriving aircraft
    54%
  • National Airspace System
    29%
  • Carrier
    14%
  • Extreme weather
    2%

54% 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 12,000 reported delay minutes here, that single category outweighs weather by 24 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 11,749 reported delay minutes.

Cancellations run at 4.26%, against 1.81% nationally. That is about one flight in 25 cancelled outright. A cancelled flight is invisible in every on-time figure on this page, so the punctuality numbers above describe only the flights that actually operated.

Connections and stage length

What a delay here costs

For anyone connecting, the number to weigh is not the on-time rate but the tail behind it. 17.0% of arrivals land a full hour or more behind schedule, against 8.1% nationally. A 45-minute layover does not survive that, and no amount of walking quickly changes it. Ninety minutes is the honest minimum here, and two hours if the onward flight is on a separate ticket.

The 950 miles between these two airports put this in the middle of the US network, around two and a half to three hours of block time. That is enough cruise to absorb a ten-minute late pushback and not enough to absorb thirty. It is also long enough that the aircraft usually flies three or four legs a day rather than six, which slows how fast delay compounds.

The return leg is a different operation and performs like one: it runs 71.1% on time across 281 flights, 11 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 11 points of difference.

One caution: this is a thin sample. 282 flights over twelve months is enough to clear this site's floor but not enough to pin the rate down tightly, and a single bad week moves it by more than a point. Treat the grade as a rough reading.

What to do with this

Booking Frontier on LGA to MCO

Put together: the delay figures matter less here than the 4.26% cancellation rate. A late arrival costs you close to two hours; a cancelled flight costs you the day. Book the 11am–2pm departure so there is still a schedule behind you if it goes wrong, and treat a same-day connection as optimistic. 270 completed flights over 12 months sit behind that.

Related

Where to go next

Source: US DOT Bureau of Transportation Statistics, on-time performance data, July 2025 to June 2026. Last updated 15 September 2026; recomputed monthly. How this data is collected.