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Route · RSW → MDW · 2020–2025 BTS data

Fort Myers to Chicago

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), RSW to MDW (Fort Myers to Chicago) ranks #1531 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

82%
On-time
+3 pts
vs US avg
62 min
Delay when late
8,039
Flights
#1531 of 4927
Corpus placement

Cancelled

1.8%

Best Month

Sep 2025 91%

Worst Month

Dec 2025 61%

Distance

1,105 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 95 37 0 0 WN
Nov 2025 90 22 4 0 WN
Oct 2025 91 14 0 0 WN
Sep 2025 69 6 0 0 WN
Aug 2025 72 11 2 1 WN
Jul 2025 88 17 0 1 WN
Jun 2025 86 14 0 0 WN
May 2025 93 20 0 0 WN
Apr 2025 109 20 1 0 WN
Mar 2025 159 35 4 0 WN
Feb 2025 108 17 0 0 WN
Jan 2025 101 17 1 0 WN
Dec 2024 93 25 0 0 WN
Nov 2024 89 8 0 0 WN
Oct 2024 92 10 9 0 WN
Sep 2024 69 13 3 0 WN
Aug 2024 72 17 4 0 WN
Jul 2024 84 24 0 0 WN
Jun 2024 81 18 2 1 WN
May 2024 87 27 0 2 WN
Apr 2024 103 27 0 0 WN
Mar 2024 144 41 6 1 WN
Feb 2024 91 15 0 0 WN
Jan 2024 97 30 5 2 WN

RSW–MDW seasonal on-time pattern

Best: November (88.2%) · weakest: June (77.0%)

75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 78.5%

Strongest calendar month

November

88.2% on-time · ~108 flights/mo

Busiest calendar month

March

~154 flights/mo avg

Weakest calendar month

June

77.0% on-time · ~110 flights/mo

Cancellation Rate

1.8%

41 of 2,263 flights

Diversion Rate

0.4%

8 of 2,263 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

RSW - Fort Myers

Full on-time, delay-cause, and seasonal performance for Fort Myers, FL.

RSW on-time profile

MDW - Chicago

Full on-time, delay-cause, and seasonal performance for Chicago, IL.

MDW on-time profile

Compare the two airports

See RSW and MDW side by side on delays, cancellations, and reliability.

Compare RSW vs MDW

Origin-hub reliability standing

Mid-pack among RSW departures

From RSW, this corridor sits with 26 other 75–85% on-time routes out of 32 tracked departures, not the hub's reliability leaders (5 at ≥85%) and not the softest ( 1 below 75%). Destination: Chicago · fleet on-time rank #2370 of 4927.

What the Data Says About RSW to MDW

Bureau of Transportation Statistics records show Fort Myers to Chicago (RSW to MDW) running a 82% on-time rate over 8,039 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 62.0 minutes. The 1,105-mile corridor is served by 1 carrier, and over the last 24 months 1.8% of 2,263 flights were cancelled, 0.4% diverted.

The monthly split is wide on this route: Sep 2025 posted the strongest performance at 91% on-time, while Dec 2025 came in at just 61% - a 30-point swing worth factoring into travel timing.

On the multi-year calendar, RSW–MDW peaks in November at 88.2% on-time while March carries the heaviest traffic (~154 flights per month) ; the softest month is June at 77.0%, a 11.2-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does RSW to MDW rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, RSW to MDW ranks #1531 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 RSW to MDW? ▼
Flights from Fort Myers to Chicago have a 82% on-time rate based on 8,039 flights. The average delay is 62.0 minutes. The best recent month was Sep 2025 with 91% on-time.
What is the cancellation rate for RSW to MDW? ▼
Over the last 24 months, 1.8% of flights on this route were cancelled (41 of 2,263 flights) and 0.4% were diverted.
How far is the flight from RSW to MDW? ▼
The flight distance from Fort Myers (RSW) to Chicago (MDW) is approximately 1,105 miles. This route is served by 1 carrier.
When is the best time to fly from RSW to MDW? ▼
The best recent month for on-time performance was Sep 2025 (91% on-time). The worst was Dec 2025 (61% on-time). Consider booking during months with historically better performance.

Airports on this route

RSW Airport

Fort Myers
MDW Airport

Chicago
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 RSW–MDW data

RSW–MDW runs 3 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare RSW and MDW airport profiles: delay causes and top routes differ even on the same corridor. RSW airport
  • If your dates flex, November (88.2% on-time) beats June (77.0%) on this corridor. Seasonal chart
  • 4 other routes post a similar 82% 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.