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DelayAtlas

Carrier route record

UACLE→FLL

United Airlines · Cleveland to Fort Lauderdale

Flights
551
Period
September 2025 to August 2026
Share of route
42%
Carriers
5
A+GRADE

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

United on CLE to FLL earns an A+. Close to nine flights in ten arrive inside the 15-minute window the DOT uses to define an on-time arrival, which puts it 13 points better than the national rate of 77.3%. When something does go wrong the average delay runs a little over an hour. That rests on 551 flights, with a median arrival 13 minutes early.

Set against the rest of the country, United's CLE to FLL record is 13 points better than the US average of 77.3%. That gap is worth roughly 126 fewer late arrivals for every thousand flights.

Key figures

On time

89.9%

Arrivals under 15 minutes late, of 544 completed flights

Avg delay

70 min

Across delayed arrivals only, not all flights

Cancelled

0.73%

National rate is 1.89%

Whole route

81.9%

Every carrier on CLE to FLL, 1,305 flights

These figures cover 551 flights between September 2025 and August 2026. The median arrival is 13 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.

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

United against every carrier on CLE to FLL

United flew 551 of the 1,305 flights on CLE to FLL, about 42% of it. Its 89.9% on time is 8 points better than the route as a whole, which runs 81.9%. Ranked by on-time rate it is number two of five carriers on the route, where the range runs from JetBlue at 97.9% to Southwest at 0.0%. Three of those carriers flew fewer than 365 flights here, so treat their positions as rough.

Only one carrier clears this site's 365-flight floor here, so there is no comparison to draw. The table below is the full picture.

On-time performance by carrier on CLE to FLL
AirlineFlightsOn timeAvg delayCancelledGrade
JetBlue Airwaysthin sample5497.9%22 min11.11%A−
United Airlines (this page)55189.9%70 min0.73%A+
Frontier Airlines51477.1%87 min2.72%B
Spirit Airlinesthin sample18566.7%76 min5.95%C−
Southwest Airlinesthin sample10.0%124 min0.00%F+

Flight by flight

United flight numbers on CLE to FLL

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 United runs best on this route

Departure time matters more here than the choice of carrier. The gap between the best and worst window is 10 points, against half a point between the best and worst carrier.

  • 5am–8am276 flights94.1%
  • 8am–11am175 flights83.7%
  • 11am–2pm80 flights86.1%
  • 2pm–5pm—
  • 5pm–8pm20 flights—
  • 8pm–5am—

Scale runs 75% to 100%. Rows with fewer than 30 flights show a dash.

Book the early departure. Flights leaving between 5am–8am arrive on time 94.1% of the time, against 83.7% for the morning window. That is 10 points of difference for no extra money, and it comes from the same aircraft having had no earlier flight to fall behind on. The 5am–8am window is the busiest, with 276 flights scheduled in it.

Across the year

United on CLE to FLL through the year

On-time rate by calendar month78J88F90M89A96M89J92J90A—S—O—N81D
Darker means more delays. Figures are on-time percentages.May best, January worst

January is the weak month at 78.3% on time, against 96.1% in May. Winter delays cluster: a single storm system can account for most of a month's shortfall, so an average December hides both very good weeks and genuinely unflyable days. May was the busiest month here, with 78 flights.

Across the week, Wednesday is the strongest day at 94.4% on time and Sunday the weakest at 81.8%, a spread of 13 points.

On-time rate by day of the week92.8Mon89.1Tue94.4Wed89.7Thu93.3Fri88.6Sat81.8Sun
Monday: 92.8 percent on time. Tuesday: 89.1 percent on time. Wednesday: 94.4 percent on time. Thursday: 89.7 percent on time. Friday: 93.3 percent on time. Saturday: 88.6 percent on time. Sunday: 81.8 percent on time

Arrival by arrival

How late United on CLE to FLL runs when it is late

United on CLE to FLL often beats the schedule: 242 of 544 completed flights, 44%, arrived 15 minutes or more early. The 55 late arrivals split 20 under half an hour, 16 between 30 and 60 minutes, and 19 an hour or more.

  • 15+ min early242 flights44.5%
  • Within 15 min247 flights45.4%
  • 15–29 min late20 flights3.7%
  • 30–59 min late16 flights2.9%
  • 1–2 hours late10 flights1.8%
  • 2+ hours late9 flights1.7%

Scale runs 0% to 100%.

Share of 544 completed flights by arrival against schedule.

13 of 48 late departures made up the time and arrived on time, 27% of them. 20 flights left on time and still arrived late.

The worst days

Worst days for United on CLE to FLL

The latest arrival of the period was on 20 June 2026, 8 hours 6 minutes behind schedule; most of its delay minutes were filed as a late-arriving aircraft. Three of the five worst days fell in June 2026.

The latest arrivals of United on CLE to FLL in the period
DateArrived late byLargest filed cause
20 June 20268 hours 6 minutesLate-arriving aircraft
19 June 20264 hours 23 minutesCarrier
23 February 20263 hours 36 minutesExtreme weather
3 June 20263 hours 4 minutesCarrier
2 August 20263 hours 3 minutesNational Airspace System

Delay causes

Why United runs late on this route

Carrier accounts for 44% of the 3,847 delay minutes carriers reported here, and the remaining four split what is left.

  • Carrier
    44%
  • National Airspace System
    34%
  • Late-arriving aircraft
    17%
  • Extreme weather
    6%

The largest share of delay minutes, 44%, falls under carrier control: crew scheduling, maintenance, fuelling, baggage. It accounts for 1,701 of the 3,847 delay minutes reported here. The split is drawn from 3,847 reported delay minutes.

34% of delay minutes are charged to the National Airspace System: air traffic volume, runway configuration, ground stops. No carrier can price its way out of that, which is why airport choice moves the number here more than carrier choice does. That is 1,290 minutes out of 3,847, against a national NAS share of 21%.

Cancellations are rare at 0.73%, 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 costs

Badly late arrivals are rare here: only 3.5% land an hour or more behind schedule, against 8.3% nationally. Connections built on this flight are about as safe as US domestic connections get, though a cancelled flight still ignores every layover you give it.

The 1,062 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 runs 89.0% on time across 551 flights, within about a point of this direction. The two legs are scored separately because they usually differ; on this city pair they happen not to.

One caution: this is a thin sample. 551 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 United on CLE to FLL

Put together: treat all of this as provisional. 551 flights over twelve months is enough to clear this site's floor and not enough to be confident to better than a couple of points. The 89.9% headline is the most reliable number on the page; the hour and month splits below it are built on a few dozen flights each. 544 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.