Route Reliability
Chicago → Milwaukee
MDW–MKE · 80 miles · Chicago Midway International Airport to Milwaukee Mitchell International Airport
- 69%
- Arrive within 15 minutes
- 14 min
- Average arrival delay
- 3.4%
- Cancelled
- 176
- Flights in the data
Data through May 2026.
Southwest Airlines is the only airline in this data on this route, arriving on time 69% of the time across 176 flights. No comparison to make.
What the data says
Morning flights do better here.
MDW–MKE flights departing between 9 AM–12 PM arrived on time 87% of the time, versus 47% between 9 PM–12 AM.
Friday is doing you no favors.
MDW–MKE flights arrived on time 81% of the time on Saturdays and just 62% on Fridays. That gap is worth planning around.
Keep a backup plan handy.
This route was cancelled 3.4% of the time. Typical for U.S. flights is around 1–2%.
Flights on this route
The breakdown
- Mon73%(22 flights)
- Tue65%(23 flights)
- Wed71%(24 flights)
- Thu63%(24 flights)
- Fri62%(26 flights)
- Sat81%(26 flights)
- Sun72%(25 flights)
- 9 AM–12 PM87%(87 flights)
- 6–9 PM—(9 flights)
- 9 PM–12 AM47%(74 flights)
Mar 62% → May 77% on time
| Month | On-time percentage | Flights |
|---|---|---|
| March 2026 | 62% | 50 |
| April 2026 | 68% | 59 |
| May 2026 | 77% | 61 |
Same trip, other airports
Keep nerding
Based on 176 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.