Skip to content
WanderNerd
Check a flight

Route Reliability

Chicago → Fort Lauderdale

ORD–FLL · 1,182 miles · Chicago O'Hare International Airport to Fort Lauderdale–Hollywood International Airport

70
Usually Fine
WanderNerd Reliability Score
74%
Arrive within 15 minutes
14 min
Average arrival delay
2.1%
Cancelled
3,416
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.United Airlines80%1,447 flights
  2. 2.American Airlines73%827 flights
  3. 3.Spirit Airlines67%988 flights
  4. 4.Frontier Airlines67%121 flights

Not enough history to rank: Southwest Airlines (33 flights). We rank airlines only after 100 flights on the route.

What the data says

Morning flights do better here.

ORD–FLL flights departing between 3–6 AM arrived on time 87% of the time, versus 60% between 6–9 PM.

Sunday scaries are real for this one.

ORD–FLL flights arrived on time 81% of the time on Wednesdays. On Sundays: 66%.

United Airlines runs this route best.

United Airlines arrived on time 80% of the time on this route; Frontier Airlines managed 67%.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon72%(481 flights)
  • Tue81%(443 flights)
  • Wed81%(429 flights)
  • Thu80%(495 flights)
  • Fri70%(495 flights)
  • Sat70%(483 flights)
  • Sun66%(507 flights)
On-time by departure window
  • 12–3 AM—(3 flights)
  • 3–6 AM87%(316 flights)
  • 6–9 AM80%(1048 flights)
  • 9 AM–12 PM77%(642 flights)
  • 12–3 PM70%(334 flights)
  • 3–6 PM65%(530 flights)
  • 6–9 PM60%(460 flights)
On-time trend by month
79%
May

Jun 83% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%192
July 202579%207
August 202583%199
September 202584%203
October 202582%219
November 202577%281
December 202568%358
January 202669%371
February 202677%347
March 202658%410
April 202671%318
May 202679%228

Same trip, other airports

Keep nerding

Based on 3,416 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.