St Louis to Chicago (STL–MDW) — Airlines, Schedules & Connections

STL Airport Page →
251 mi airlines 67/wk
On-time Some delays Frequent delays
Flight Schedule 34 flights Verified 1h ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  
WN1181
WN Southwest
73H
5:20 AM
EDT T2
6:30 AM
CDT
1h 10m
M T W T F S S
Prices
WN649
WN Southwest
738
5:30 AM
EDT T2
6:40 AM
CDT
1h 10m
M T W T F S S
Prices
WN4489
WN Southwest
7S7
5:35 AM
EDT T2
6:45 AM
CDT
1h 10m
M T W T F S S
Prices
WN397
WN Southwest
7M8
7:20 AM
EDT T2
8:30 AM
CDT
1h 10m
M T W T F S S
Prices
WN3964
WN Southwest
73H
10:25 AM
EDT T2
11:35 AM
CDT
1h 10m
M T W T F S S
Prices
WN3613
WN Southwest
7S7
10:50 AM
EDT T2
12:00 PM
CDT
1h 10m
M T W T F S S
Prices
WN770
WN Southwest
7M8
10:50 AM
EDT T2
12:00 PM
CDT
1h 10m
M T W T F S S
Prices
WN826
WN Southwest
7S7
1:45 PM
EDT T2
2:55 PM
CDT
1h 10m
M T W T F S S
Prices
WN2256
WN Southwest
737
2:15 PM
EDT
3:20 PM
CDT
1h 5m
M T W T F S S
Prices
WN1764
WN Southwest
7S7
3:55 PM
EDT T2
5:05 PM
CDT
1h 10m
M T W T F S S
Prices
WN373
WN Southwest
7M8
4:45 PM
EDT T2
5:50 PM
CDT
1h 5m
M T W T F S S
Prices
WN3166
WN Southwest
73H
8:45 PM
EDT T2
9:50 PM
CDT
1h 5m
M T W T F S S
Prices
WN3411
WN Southwest
7M8
9:40 PM
EDT T2
10:45 PM
CDT
1h 5m
M T W T F S S
Prices
WN4549
WN Southwest
7S7
9:50 PM
EDT T2
11:00 PM
CDT
1h 10m
M T W T F S S
Prices
WN2458
WN Southwest
B38M
6:25 AM
CDT
7:45 AM
EDT
1h 20m
M T W T F S S
Prices
WN2630
WN Southwest
7M8
8:10 AM
CDT
9:25 AM
EDT
1h 15m
M T W T F S S
Prices
WN3978
WN Southwest
738
8:10 AM
CDT
9:30 AM
EDT
1h 20m
M T W T F S S
Prices
WN1862
WN Southwest
7S7
9:00 AM
CDT
10:15 AM
EDT
1h 15m
M T W T F S S
Prices
WN1164
WN Southwest
7S7
10:15 AM
CDT
11:30 AM
EDT
1h 15m
M T W T F S S
Prices
WN265
WN Southwest
7S7
10:30 AM
CDT
11:40 AM
EDT
1h 10m
M T W T F S S
Prices
WN1422
WN Southwest
73H
11:40 AM
CDT
12:55 PM
EDT
1h 15m
M T W T F S S
Prices
WN3751
WN Southwest
7M8
12:30 PM
CDT
1:40 PM
EDT
1h 10m
M T W T F S S
Prices
WN2022
WN Southwest
7S7
12:45 PM
CDT
2:00 PM
EDT
1h 15m
M T W T F S S
Prices
WN1370
WN Southwest
7S7
1:55 PM
CDT
3:05 PM
EDT
1h 10m
M T W T F S S
Prices
WN3144
WN Southwest
7S7
2:10 PM
CDT
3:25 PM
EDT
1h 15m
M T W T F S S
Prices
WN577
WN Southwest
7S7
2:35 PM
CDT
3:50 PM
EDT
1h 15m
M T W T F S S
Prices
WN2897
WN Southwest
7S7
4:05 PM
CDT
5:20 PM
EDT
1h 15m
M T W T F S S
Prices
WN3395
WN Southwest
73H
4:40 PM
CDT
5:55 PM
EDT
1h 15m
M T W T F S S
Prices
WN2253
WN Southwest
7S7
5:40 PM
CDT
6:55 PM
EDT
1h 15m
M T W T F S S
Prices
WN116
WN Southwest
7S7
6:30 PM
CDT
7:45 PM
EDT
1h 15m
M T W T F S S
Prices
WN3396
WN Southwest
7M8
8:55 PM
CDT
10:10 PM
EDT
1h 15m
M T W T F S S
Prices
WN449
WN Southwest
7M8
9:05 PM
CDT
10:20 PM
EDT
1h 15m
M T W T F S S
Prices
WN397
WN Southwest
B38M
9:40 PM
CDT
10:55 PM
EDT
1h 15m
M T W T F S S
Prices
WN4009
WN Southwest
7S7
10:15 PM
CDT
11:30 PM+1
EDT
1h 15m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP
2-STOP Loading...
St Louis to Chicago
1 carrier, 67 flights/week nonstop.
1 Airlines 67 Flights/wk 251 mi 1h 5m nonstop -1h behind 93 1-stop hubs

STL–MDW is served by 1 airline with nonstop service. Southwest Airlines leads the route. The flight covers 251 miles in approximately 1h 5m. Beyond nonstop, 93 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop STL–MDW service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 67 737, 738, 73H, 7M8, 7S7 1h05-1h10 100%
Aircraft on this route
737 Boeing 737-700 – WN
738 Boeing 737-800 – WN
73H Boeing 737-800 – WN
7M8 Boeing 737 MAX 8 – WN
7S7 Boeing 737 MAX 7 – WN
Alliance coverage
Unaffiliated: WN (67 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, STL to MDW direction.
Mon
11
flights
Tue
9
flights
Wed
9
flights
Thu
11
flights
Fri
11
flights
Sat
7
flights
Sun
9
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
14
Nonstop flights
67
Outbound / wk
68
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for STL to MDW.
1-STOP
One-Stop Connections
93
Hubs
~3h
Fastest
~29h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,889
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
STL → MDW
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
88%
Return
MDW → STL
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
100%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. STL delays → MDW delays →

Other ways to reach Chicago from St Louis

Nearby airports with service to Chicago Midway International Airport.
Metric STL→MDW DEC→MDW PIA→MDW
Distance from STL 110 mi 137 mi
Nonstop airlines 1 1 1
Weekly flights 67 1
Flight time 1h 5m 1h 31m 0h 39m
Departure OTP 100%
Airports within 200 miles of STL with service to Chicago Midway International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
-1h
Chicago is 1 hour behind St Louis.
STL: EDT · MDW: CDT

When it's 6:00 PM in St Louis, it's 5:00 PM in Chicago.
Distance & Flight Time
251 mi / 404 km
Nonstop flight time is approximately 1h 5m to 1h 10m.

STL–MDW Quick Facts

Key statistics for the St Louis to Chicago route.
Route details
Distance251 mi / 404 km
Flight time1h 5m to 1h 10m
Time difference-1 hour
Airlines (nonstop)1
Weekly flights67 out / 68 return
1-stop connections93 hubs
Origin: STL
IATA / ICAOSTL / KSTL
TimezoneAmerica/Indiana/Vincennes
Passengers/yr15.6M
Elevation618 ft / 188 m
Destination: MDW
IATA / ICAOMDW / KMDW
TimezoneAmerica/Chicago
Passengers/yr20.7M
Elevation620 ft / 189 m

Frequently Asked Questions

Common questions about STL to MDW flights.
Nonstop flights from St. Louis Lambert International Airport to Chicago Midway International Airport take approximately 1h 5m to 1h 10m. The route covers 251 miles.
1 airline operates nonstop service: Southwest Airlines.
There are approximately 67 nonstop flights per week from STL to MDW. The return direction has about 68 weekly flights.
Yes, 1-stop connections are available through DAY, SUS, OSU, LNK, LIT, YIP, FTY, RST, YYZ, ICT, CVG, AGC, BHM, DSM, IAD, TUL, FOK, FAR, TEB, BJC, LNS, OKC, RIC, BDL, ASE, EGE, PBI, APF, PNS, FXE, NAS, BZN, BCT, SCF, MBJ, BUR, PSP, APC, IAH, SJC, VPS, CUN, CMH, IND, CHS, CLT, ATL, OMA, BNA, DAL, BWI, MCI, HOU, CLE, SAT, MSY, PHL, DEN, MCO, RDU, MSP, MKE, TPA, DTW, JAX, AUS, DFW, ORD, RSW, DCA, FLL, EWR, LGA, SRQ, SAV, MIA, LAX, SAN, PIT, PHX, LAS, ECP, SLC, SMF, PUJ, BOS, SEA, ABQ, SFO, MYR, SJU, BTL and SJD. These options provide additional schedule flexibility.
Chicago is 1 hour behind St Louis.
Yes, return flights from MDW to STL are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include DEC and PIA. See the Alternatives section for a full comparison.
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 STL to MDW

St. Louis Lambert International Airport (STL) and Chicago Midway International Airport (MDW) are connected by nonstop service from Southwest Airlines. With 67 weekly departures, this is a heavily served route.

STL to MDW Flight Duration and Schedule

Nonstop flight time from STL to MDW ranges from 1 hours 5 minutes to 1 hours 10 minutes. The route covers a distance of 251 miles (404 km). There are approximately 67 weekly flights outbound and 68 return, totaling 135 flights per week in both directions.

Connecting Options and Alternatives

93 one-stop connections are available, with the fastest taking approximately 3 hours via DAY. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Decatur (DEC) and Peoria (PIA).