United States · Chicago
Chicago Midway International Airport (MDW) Online Check-in
Chicago's secondary airport, Southwest's primary base. Single connected terminal. Closer to downtown than ORD.
Now at Chicago Midway International Airport
- Security wait (today, avg) 18 min
- Disruption No reported disruption
- Weather impact Clear, 14 °C
Quick information
Airlines we cover at Chicago Midway International Airport
Chicago Midway International Airport hosts about 15 airlines in total. We have terminal-specific check-in pages for the 0 listed below. Pick yours to see counters, bag-drop, and online check-in details.
No terminal-specific check-in pages for this airport yet. Browse the full airline directory for general check-in info.
How to check in for a flight from Chicago Midway International Airport
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Check in online before you leave home
Most airlines open online check-in 24–48 hours before departure. It saves time at the airport and avoids airport-counter fees on low-cost carriers.
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Arrive at the right terminal
MDW has 1 terminal(s). Check your airline's terminal in the table above before you set off.
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Drop off checked baggage
Counters typically open 2 hours before departure and close 40 minutes before. Use self-service bag-drop kiosks to save time.
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Pass security
Liquids must be in a single transparent bag, max 100 ml each. Laptops and large electronics out of bags. Submit your security wait time below to help others.
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Reach your gate on time
Most airlines close the gate 20 minutes before departure. Allow 5–15 minutes to walk from security to the gate.
Tips for Chicago Midway International Airport
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Orange Line direct to Loop
CTA Orange Line direct to downtown Chicago Loop in 25 min for $5. Fastest + cheapest option.
Popular destinations from Chicago Midway International Airport
Frequently asked questions
MDW or ORD — which for Chicago?
MDW is closer to downtown (12 km vs ORD 25 km) but smaller network. ORD has more international + premium options.
Official sources
The check-in details on this page are sourced from each airline's website. For terminal layout, opening hours, and ground-side services, see the Chicago Midway International Airport official site below.
- Wikipedia: Chicago Midway International Airport — Editorial overview, history, statistics.
- FlightRadar24: MDW live data — Live flight arrivals, departures, and delays.
- travel.state.gov — Up-to-date entry requirements and security guidance for United States.