Route · FLL → MDW · 2020–2025 BTS data
Fort Lauderdale to Chicago
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), FLL to MDW (Fort Lauderdale to Chicago) ranks #1622 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 80.1%
- On-time
- +1.1 pts
- vs US avg
- 62 min
- Delay when late
- 7,730
- Flights
- #1622 of 4927
- Corpus placement
Cancelled
1.5%
Best Month
Nov 2024 90%
Worst Month
Mar 2024 61%
Distance
1,167 mi
Carriers
3
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 97 | 38 | 1 | 0 | WN |
| Nov 2025 | 95 | 21 | 4 | 2 | WN |
| Oct 2025 | 91 | 13 | 0 | 0 | WN |
| Sep 2025 | 81 | 14 | 1 | 0 | WN |
| Aug 2025 | 85 | 25 | 0 | 1 | WN |
| Jul 2025 | 97 | 28 | 0 | 2 | WN |
| Jun 2025 | 95 | 21 | 2 | 0 | WN |
| May 2025 | 101 | 20 | 0 | 1 | WN |
| Apr 2025 | 100 | 19 | 0 | 0 | WN |
| Mar 2025 | 111 | 27 | 1 | 1 | WN |
| Feb 2025 | 88 | 12 | 2 | 0 | WN |
| Jan 2025 | 97 | 19 | 1 | 0 | WN |
| Dec 2024 | 103 | 18 | 1 | 0 | WN |
| Nov 2024 | 107 | 11 | 0 | 0 | WN |
| Oct 2024 | 90 | 10 | 2 | 0 | WN |
| Sep 2024 | 81 | 13 | 0 | 0 | WN |
| Aug 2024 | 85 | 21 | 3 | 1 | WN |
| Jul 2024 | 92 | 29 | 1 | 0 | WN |
| Jun 2024 | 92 | 28 | 4 | 1 | WN |
| May 2024 | 100 | 32 | 1 | 1 | WN |
| Apr 2024 | 108 | 28 | 0 | 0 | WN |
| Mar 2024 | 137 | 54 | 4 | 0 | WN |
| Feb 2024 | 99 | 30 | 0 | 0 | WN |
| Jan 2024 | 104 | 26 | 6 | 0 | WN |
FLL–MDW seasonal on-time pattern
Best: October (84.9%) · weakest: June (73.4%)
Strongest calendar month
October
84.9% on-time · ~97 flights/mo
Busiest calendar month
March
~140 flights/mo avg
Weakest calendar month
June
73.4% on-time · ~97 flights/mo
Cancellation Rate
1.5%
34 of 2,336 flights
Diversion Rate
0.4%
10 of 2,336 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
FLL - Fort Lauderdale
Full on-time, delay-cause, and seasonal performance for Fort Lauderdale, FL.
FLL on-time profileMDW - Chicago
Full on-time, delay-cause, and seasonal performance for Chicago, IL.
MDW on-time profileCompare the two airports
See FLL and MDW side by side on delays, cancellations, and reliability.
Compare FLL vs MDWOrigin-hub reliability standing
Mid-pack among FLL departures
From FLL, this corridor sits with 32 other 75–85% on-time routes out of 62 tracked departures, not the hub's reliability leaders (1 at ≥85%) and not the softest ( 29 below 75%). Destination: Chicago · fleet on-time rank #3097 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to FLL–MDW.
Routes with a similar on-time rate
What the Data Says About FLL to MDW
7,730 tracked flights put the FLL to MDW pairing (Fort Lauderdale to Chicago) at a 80.1% on-time rate, squarely in line with the wider network. Delays that do occur run 62.4 minutes on average. Across the 1,167-mile route and its 3 carriers, the trailing 24 months show 1.5% cancelled and 0.4% diverted (2,336 flights sampled).
The monthly split is wide on this route: Nov 2024 posted the strongest performance at 90% on-time, while Mar 2024 came in at just 61% - a 29-point swing worth factoring into travel timing.
On the multi-year calendar, FLL–MDW peaks in October at 84.9% on-time while March carries the heaviest traffic (~140 flights per month) ; the softest month is June at 73.4%, a 11.5-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does FLL to MDW rank among US routes by traffic? ▼
How often are flights delayed from FLL to MDW? ▼
What is the cancellation rate for FLL to MDW? ▼
How far is the flight from FLL to MDW? ▼
When is the best time to fly from FLL to MDW? ▼
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.
Read our methodology - how this data is sourced, computed, and verified.
Using FLL–MDW data
FLL–MDW is mid-pack at 80.1% on-time; month and carrier mix move more than the corridor headline.
- Compare FLL and MDW airport profiles: delay causes and top routes differ even on the same corridor. FLL airport
- If your dates flex, October (84.9% on-time) beats June (73.4%) on this corridor. Seasonal chart
- 4 other routes post a similar 80.1% 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.
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.