Chicago Midway International Airport
Chicago Midway International Airport (KMDW/MDW) is a large international airport located in Chicago, IL. It features 5 runways with the longest being 6,522 feet. SkyMeter has observed roughly 251 arrivals and 269 departures per day on average over the last 7 days, served by 33 carriers across 139 routes. The most active carrier is Southwest Airlines Co. (SAN Antonio (SWA). The busiest route is to Minneapolis-St Paul International/Wold-Chamberlain Airport (KMSP). On-time performance averages 60% with an average delay of 26 minutes against scheduled times. At the busiest hour of an average day, we calculated that a plane takes off or lands roughly every 72 seconds.
Safety incidents
Last 7 days · 39 total
Current weather
Latest METAR observation
Observed weather patterns
- • 20 of 350 unstable approaches (6%) coincided with wind speeds above 20 kt or gusts above 25 kt, 4.0× the rate observed during clear conditions.
Statistical association, not causation. Last 30 days.
Delays by hour
Avg minutes · local time · last 30 days
Top carriers
Share of flights
Top destinations
By flight count
Carriers
Show 34 more carriers →
DAL
Communications Frequencies
2026-06-11| Type | Freq (MHz) | Hours |
|---|---|---|
| TWR | 135.200 | 24 |
| TWR | 269.125 | 24 |
| GND | 118.075 | 24 |
| ATIS | 132.750 | 24 |
| APCH | 119.450 | 24 |
| APCH | 126.050 | — |
| APCH | 128.200 | — |
| APCH | 135.200 | 24 |
| APCH | 269.125 | 24 |
| APCH | 353.875 | — |
| UNICOM | 122.950 | — |
| CLASS C | 119.450 | 24 |
| EMERG | 121.500 | 24 |
| CD/P | 124.625 | 24 |
| OTHER | 124.625 | 24 |
| CLASS C/ | 135.200 | 24 |
| LCL/P | 135.200 | 24 |
| CLASS C | 269.125 | 24 |
| LCL/P | 269.125 | 24 |
Airport operations
- ARTCC:
- ZAU
- Mag var:
- 4° W
- Fuel:
- 100LL, A1+
Destination network
Great-circle routes from KMDW · last 7d
Hourly traffic
Avg movements per hour · local time · last 30 days
Top routes
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