$59 Find Cheap Flights from Chicago Midway Airport to St. Louis - Compare and Save

These are the earliest and latest flight times available from Chicago Midway Airport to St. Louis:

• Earliest: departs at 5:40 am and lands at 6:57 am
• Latest: departs at 11:00 pm and lands at 12:17 am.

The flight takes about 1h 17m.

Only Economy Class is available on flights from Chicago Midway Airport to St. Louis.

A nonstop flight from Chicago Midway Airport to St. Louis takes 1h 17m, covering 251 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Round-trip flights from Chicago Midway Airport to St. Louis range from $233 to $693, with an average of $345 over the past 12 months. Anything below $233 counts as a good deal.

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $356 round-trip, compared to $401 via a layover through Detroit Metropolitan Wayne County (DTW).

Southwest is the only airline operating Chicago Midway Airport to St. Louis flights. 86% of its flights are on time.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $45–$90 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Boeing 737 MAX 8 family is used most often on this route, operated mainly by Southwest. Other aircraft seen on the route include Boeing 737-800 variants.

Morning is the busiest departure period on Chicago Midway Airport to St. Louis flights, with 50% of flights leaving in that window. Afternoon departures account for 25%, evening flights for 25%, and night flights for 0%.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $200 to $878. That means the highest observed fare was about 4x higher than the lowest one.

One-way fares from Chicago Midway Airport to St. Louis are currently lower than usual. Average one-way flight prices are about $72, which is 72% below the typical average for this route.

Lambert-St Louis Airport (STL) hosts 5 major car rental companies, with daily rates averaging $78 for economy cars. Top options include:

• Hertz
• Budget
• Alamo
• Enterprise Rent-A-Car
• Payless

Flights from Chicago Midway Airport to St. Louis usually depart from Chicago Midway (MDW) and arrive at Lambert-St Louis (STL).

Morning flights have the fewest delays on this route, while night departures tend to have the most.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Chicago Midway Airport to St. Louis route, 14% of flights were delayed in the past 3 months, with delays averaging 1h 49m.

Most connecting flights from Chicago Midway Airport to St. Louis pass through Detroit Metropolitan Wayne County (DTW), which handles 100% of one-stop traffic on this route.

Yes. Flexible dates can save you up to 67% on flights from Chicago Midway Airport to St. Louis. Saturday is the cheapest departure day at $242 round-trip on average, while Sunday is the most expensive at $723, a difference of $481.

Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Only Southwest operates flights between Chicago Midway Airport and St. Louis.

Some of the most popular sights in St. Louis are Busch Stadium, Enterprise Center and America's Center Convention Complex. These are among the most viewed places in St. Louis on KAYAK.

Among airlines operating Chicago Midway Airport to St. Louis flights:

• Southwest: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• Southwest: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.