Chicago to Cahokia/St Louis (MDW–CPS) — Airlines, Schedules & Connections

MDW Airport Page →
256 mi airlines charter/private 1/wk
On-time Some delays Frequent delays
Flight Schedule No service Verified 1w ago
Also flown by charter / private operators: NetJets Aviation.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Chicago to Cahokia/St Louis
Route information for MDW to CPS.
1 Airlines 256 mi 2h 46m nonstop

MDW–CPS had nonstop service from United Airlines, last on the schedule in July 2026. There's no nonstop on it right now, so today you'd fly it with one stop. The connecting options below are sorted by layover. Nonstop, it's about 256 miles in 2h 46m.

Also explore MDW Routes CPS Routes MDW Live Flights CPS Live Flights MDW Delays
All flights from Cahokia/St Louis (CPS) Cahokia/St Louis to Chicago flights
Carriers on this route

Airline Landscape

Carriers that operated nonstop MDW–CPS service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines 0 – – 59% Star Alliance –
Alliance coverage
Star Alliance: UA (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
MDW → CPS
59%
Frequent delays expected. Consider flexible booking.
Departing
59%
Return
CPS → MDW
72%
Moderate delays possible. Allow buffer time.
Arriving
72%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. MDW delays →
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
0h
Cahokia/St Louis is 0 hours the same as Chicago.
MDW: CDT · CPS: CDT

When it's 6:00 PM in Chicago, it's 6:00 PM in Cahokia/St Louis.
Distance & Flight Time
256 mi / 412 km
Nonstop flight time is approximately 2h 46m gate to gate.
Facts

MDW–CPS Quick Facts

Key statistics for the Chicago to Cahokia/St Louis route.
Route details
Distance256 mi / 412 km
Flight time2h 46m
Time difference0 hours
Airlines (nonstop)1
Origin: MDW
Full nameChicago Midway International Airport
IATA / ICAOMDW / KMDW
TimezoneAmerica/Chicago
Passengers/yr20.7M
Elevation620 ft / 189 m
Destination: CPS
Full nameSt Louis Downtown Airport
IATA / ICAOCPS / KCPS
TimezoneAmerica/Chicago
Elevation413 ft / 126 m
FAQ

Frequently Asked Questions

Common questions about MDW to CPS flights.
Nonstop flights from Chicago Midway International Airport to St Louis Downtown Airport take about 2h 46m gate to gate. The route covers 256 miles.
1 airline operated the nonstop from MDW to CPS: United Airlines. The last scheduled nonstop was in July 2026. There's no nonstop right now, so today you'd fly it with one stop. See the connection options above, ranked by layover.
Not right now. The last scheduled nonstop was in July 2026. You can still fly it with one stop, and the connecting options above are sorted by layover. Nonstop, the hop took about 2h 46m.
Yes, return flights from CPS to MDW are available. Use the direction toggle at the top to view the return schedule.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from MDW to CPS

Chicago Midway International Airport (MDW) and St Louis Downtown Airport (CPS) had nonstop service from United Airlines, last on the schedule in July 2026. The nonstop is dormant right now, so the way to fly it today is one connection, and the options above are sorted by layover.

MDW to CPS Flight Duration and Schedule

Nonstop flight time from MDW to CPS is about 2 hours 46 minutes gate to gate. The route covers a distance of 256 miles (412 km).