PlainFlights

Route · MDW → FLL · 2020–2025 BTS data

Chicago to Fort Lauderdale

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), MDW to FLL (Chicago to Fort Lauderdale) ranks #1616 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

79.2%
On-time
+0.2 pts
vs US avg
59 min
Delay when late
7,747
Flights
#1616 of 4927
Corpus placement

Cancelled

1.1%

Best Month

Nov 2024 92%

Worst Month

Jul 2024 64%

Distance

1,167 mi

Carriers

3

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 98 33 0 0 WN
Nov 2025 94 15 5 0 WN
Oct 2025 91 26 0 0 WN
Sep 2025 81 19 0 0 WN
Aug 2025 85 21 2 2 WN
Jul 2025 97 30 1 0 WN
Jun 2025 95 27 1 1 WN
May 2025 101 24 0 1 WN
Apr 2025 100 15 0 0 WN
Mar 2025 111 22 1 0 WN
Feb 2025 88 16 1 0 WN
Jan 2025 96 17 0 0 WN
Dec 2024 103 24 1 0 WN
Nov 2024 107 9 0 0 WN
Oct 2024 89 16 1 0 WN
Sep 2024 82 15 0 0 WN
Aug 2024 85 14 3 0 WN
Jul 2024 92 33 1 1 WN
Jun 2024 92 27 3 1 WN
May 2024 100 34 0 0 WN
Apr 2024 108 12 0 0 WN
Mar 2024 136 37 3 0 WN
Feb 2024 95 16 0 0 WN
Jan 2024 101 36 3 0 WN

MDW–FLL seasonal on-time pattern

Best: November (85.3%) · weakest: July (70.1%)

65%70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 74.1%

Strongest calendar month

November

85.3% on-time · ~112 flights/mo

Busiest calendar month

March

~142 flights/mo avg

Weakest calendar month

July

70.1% on-time · ~100 flights/mo

Cancellation Rate

1.1%

26 of 2,327 flights

Diversion Rate

0.3%

6 of 2,327 flights

Origin-hub reliability standing

Mid-pack among MDW departures

From MDW, this corridor sits with 51 other 75–85% on-time routes out of 69 tracked departures, not the hub's reliability leaders (0 at ≥85%) and not the softest ( 18 below 75%). Destination: Fort Lauderdale · fleet on-time rank #3447 of 4927.

What the Data Says About MDW to FLL

7,747 tracked flights put the MDW to FLL pairing (Chicago to Fort Lauderdale) at a 79.2% on-time rate, squarely in line with the wider network. Delays that do occur run 59.0 minutes on average. Across the 1,167-mile route and its 3 carriers, the trailing 24 months show 1.1% cancelled and 0.3% diverted (2,327 flights sampled).

The monthly split is wide on this route: Nov 2024 posted the strongest performance at 92% on-time, while Jul 2024 came in at just 64% - a 28-point swing worth factoring into travel timing.

On the multi-year calendar, MDW–FLL peaks in November at 85.3% on-time while March carries the heaviest traffic (~142 flights per month) ; the softest month is July at 70.1%, a 15.2-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does MDW to FLL rank among US routes by traffic?
According to PlainFlights' route traffic ranking, MDW to FLL ranks #1616 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from MDW to FLL?
Flights from Chicago to Fort Lauderdale have a 79.2% on-time rate based on 7,747 flights. The average delay is 59.0 minutes. The best recent month was Nov 2024 with 92% on-time.
What is the cancellation rate for MDW to FLL?
Over the last 24 months, 1.1% of flights on this route were cancelled (26 of 2,327 flights) and 0.3% were diverted.
How far is the flight from MDW to FLL?
The flight distance from Chicago (MDW) to Fort Lauderdale (FLL) is approximately 1,167 miles. This route is served by 3 carriers.
When is the best time to fly from MDW to FLL?
The best recent month for on-time performance was Nov 2024 (92% on-time). The worst was Jul 2024 (64% on-time). Consider booking during months with historically better performance.

Airports on this route

Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Using MDW–FLL data

MDW–FLL is mid-pack at 79.2% on-time; month and carrier mix move more than the corridor headline.

  • Compare MDW and FLL airport profiles: delay causes and top routes differ even on the same corridor. MDW airport
  • If your dates flex, November (85.3% on-time) beats July (70.1%) on this corridor. Seasonal chart
  • 4 other routes post a similar 79.2% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.