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DelayAtlas

Carrier route record

F9LGA→CLT

Frontier Airlines · New York to Charlotte

Flights
242
Period
September 2025 to August 2026
Share of route
6%
Carriers
4
D−GRADE

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

Frontier on LGA to CLT draws a D−. Roughly one flight in two arrives at least 15 minutes late, and the typical late arrival is a little over an hour behind schedule. Build slack into anything you connect to. That rests on 242 flights. The strongest carrier on the route with a full sample, Republic Airways, flew 924 at 77.7% on time.

The national on-time rate over the same period is 77.3%, so Frontier on LGA to CLT runs 19 points behind the country as a whole. Across a thousand flights that is about 188 extra late arrivals.

Key figures

On time

58.5%

Arrivals under 15 minutes late, of 224 completed flights

Avg delay

71 min

Across delayed arrivals only, not all flights

Cancelled

7.44%

National rate is 1.89%

Whole route

75.8%

Every carrier on LGA to CLT, 4,197 flights

These figures cover 242 flights between September 2025 and August 2026. Beyond the headline rate, 18.8% of arrivals land a full hour or more behind schedule, against 8.3% nationally.

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

Carrier by carrier

Frontier against every carrier on LGA to CLT

Frontier flew 242 of the 4,197 flights on LGA to CLT, about 6% of it. Its 58.5% on time is 17 points worse than the route as a whole, which runs 75.8%. Ranked by on-time rate it is last of four carriers on the route, where the range runs from Republic at 77.7% to Frontier at 58.5%. One of those carriers flew fewer than 365 flights here, so treat their positions as rough.

The two carriers here are closely matched: half a point separate the best from the worst. At that spread, schedule and price are better tie-breakers than reliability. Sample sizes are shown so you can see which rows are worth weighing.

On-time performance by carrier on LGA to CLT
AirlineFlightsOn timeAvg delayCancelledGrade
Republic Airways92477.7%68 min5.09%B−
American Airlines2,76977.4%104 min3.79%B−
Spirit Airlinesthin sample26268.7%68 min7.25%C−
Frontier Airlines (this page)thin sample24258.5%71 min7.44%D−

Republic Airways cancels 5.1% 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.

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.

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 26 points, against half a point between the best and worst carrier.

  • 5am–8am—
  • 8am–11am—
  • 11am–2pm44 flights67.4%
  • 2pm–5pm67 flights41.7%
  • 5pm–8pm131 flights63.6%
  • 8pm–5am—

Scale runs 35% to 75%. Rows with fewer than 30 flights show a dash.

The best window here is not the first bank but the 11am–2pm slot at 67.4% on time, ahead of 2pm–5pm at 41.7%. Where the curve peaks mid-day rather than at dawn, the constraint is usually congestion at one end rather than the aircraft's own rotation. The 5pm–8pm window is the busiest, with 131 flights scheduled in it.

Across the year

Frontier on LGA to CLT through the year

  • Jul–Sep 202513 flights—
  • Oct–Dec 202562 flights55.9%
  • Jan–Mar 202635 flights64.7%
  • Apr–Jun 202670 flights55.2%
  • Jul–Sep 202662 flights56.9%

Scale runs 45% to 70%. 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 58.5% on time across 242 flights.

Quarter by quarter Frontier on LGA to CLT held fairly steady: 55.9% in Oct–Dec 2025, 64.7% in Jan–Mar 2026, 55.2% in Apr–Jun 2026 and 56.9% in Jul–Sep 2026. A spread of 10 points is about what a sample of this size moves on its own, so the annual figure is a fair summary.

Across the week, Tuesday is the strongest day at 71.1% on time and Saturday the weakest at 56.2%, a spread of 15 points.

Arrival by arrival

How late Frontier on LGA to CLT runs when it is late

Frontier on LGA to CLT often beats the schedule: 63 of 224 completed flights, 28%, arrived 15 minutes or more early. The 93 late arrivals split 24 under half an hour, 27 between 30 and 60 minutes, and 42 an hour or more.

  • 15+ min early63 flights28.1%
  • Within 15 min68 flights30.4%
  • 15–29 min late24 flights10.7%
  • 30–59 min late27 flights12.1%
  • 1–2 hours late24 flights10.7%
  • 2+ hours late18 flights8.0%

Scale runs 0% to 100%.

Share of 224 completed flights by arrival against schedule.

16 of 85 late departures made up the time and arrived on time, 19% of them. In the other direction, 24 flights left on time yet arrived 15 minutes late or more, so that delay built up after pushback: in the air, in a holding pattern or on the ground at CLT.

The worst days

Worst days for Frontier on LGA to CLT

The latest arrival of the period was on 8 November 2025, 3 hours 26 minutes behind schedule; most of its delay minutes were filed as a late-arriving aircraft. The same cause led on four of the five worst days.

The latest arrivals of Frontier on LGA to CLT in the period
DateArrived late byLargest filed cause
8 November 20253 hours 26 minutesLate-arriving aircraft
9 July 20263 hours 22 minutesLate-arriving aircraft
6 July 20263 hours 2 minutesLate-arriving aircraft
26 March 20262 hours 47 minutesLate-arriving aircraft
18 June 20262 hours 40 minutesNational Airspace System

Delay causes

Why Frontier runs late on this route

Late-arriving aircraft accounts for 54% of the 6,586 delay minutes carriers reported here, and the remaining four split what is left.

  • Late-arriving aircraft
    54%
  • National Airspace System
    30%
  • Carrier
    15%
  • Extreme weather
    0%

54% of delay minutes trace back to a late-arriving aircraft, meaning the plane was already behind before it got here. Across 6,586 reported delay minutes here, that single category outweighs weather by 54 to one. The split is drawn from 6,586 reported delay minutes.

Cancellations run at 7.44%, against 1.89% nationally. That is roughly one flight in twelve 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

18.8% of arrivals land a full hour or more behind schedule, against 8.3% nationally. Ninety minutes is the honest minimum for a connection here, and two hours if the onward flight is on a separate ticket.

The 544 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.

The return leg is a different operation and performs like one: it runs 51.6% on time across 242 flights, 7 points below 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.

One caution: this is a thin sample. 242 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 CLT

Put together: the delay figures matter less here than the 7.44% cancellation rate. A late arrival costs you a little over an hour; 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. 224 completed flights over 12 months sit behind that.

Related

Where to go next

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.