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Fares from $39 One Way, $77 Round Trip from Chicago to St. Louis

Prices starting at $77 for return flights and $39 for one-way flights to St. Louis were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

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More About Flying To St. Louis from Chicago

Route Information for Flights from Chicago to St. Louis

Origin Airport IATA CodeCHI
Destination Airport IATA CodeSTL
Distance258 mi
Direct Flight AirlinesAmerican Airlines, Qatar Airways, Air Canada, JAL, Aer Lingus, Austrian, Air New Zealand, United Airlines, Cape Air, Alaska Airlines, Royal Jordanian, ANA, Lufthansa, British Airways
Earliest Flight Arrival3:39PM UTC
Latest Flight Arrival2:13AM UTC

Flights Review

Feb 3, 2020

Seats hurt my back. Everything else fine.

Nov 29, 2019

The WiFi wasn't good - the movie kept stopping. This was the screen next to me, because mine was pixilated. The flights however were great - landing's smooth and crew delightful.

Oct 27, 2018

The flight was on time.

Oct 1, 2018

Very short flights but all was well.

Aug 25, 2018

Good flight

Jun 4, 2018

Nothing else

Apr 5, 2018

Were not allowed to bring phones on board, yet other passengers had theirs and were using during the whole flight.

Feb 24, 2018

Left and arrived on time.

Feb 14, 2018

The flight attendant was very friendly and offered seconds on refreshments right before landing.

Flying from Chicago to St Louis

Airports in Chicago

The city of Chicago is primarily served by two international airports. Travelers looking for low-fare flights from Chicago can use Orbitz.com to find flights from both O'Hare and Midway. O'Hare International Airport is located approximately 17 miles northwest of downtown Chicago. Midway International Airport is located on the city's southwest side, approximately eight miles from Chicago's Loop. O'Hare serves as a hub for American Airlines and United Airlines, and Midway is a hub for Southwest Airlines.

Chicago Airport Parking

Daily, hourly, and valet parking are available at O'Hare. Rates vary from $2.00 to $10.00 per hour. An economy parking lot is also available at a rate of $2.00 per hour. Similar parking options and rates apply at Midway.

Chicago Airport Transportation

There are numerous transportation options for getting to and from both O'Hare and Midway. O'Hare can be accessed via regional trains, buses, and local mass transit lines. The CTA Blue Line offers a fast and convenient transportation option to and from this airport. Midway is served by the CTA Orange Line. Car rental services are available at both airports, and travelers can quickly book car rental services at either airport using Orbitz.com.

Chicago Airport Restaurants

Both O'Hare and Midway offer a variety of restaurant options for travelers. Restaurants located in both airports include Starbuck's Coffee, Chicago Style Hot Dogs, McDonald's, Auntie Anne's, Chili's, Cinnabon, and Dunkin Donuts, making it easy for visitors to grab a quick breakfast, snack, or meal. By using Orbitz.com, travelers can quickly and easily find low-fare flights from Chicago.

Lambert-St. Louis International Airport

Allow Orbitz.com to help you book flights to St. Louis. Lambert-St.Louis International Airport is located 10 miles northwest of St. Louis. Over 13 million passengers pass through the airport each year. It is the largest airport in the state of Missouri and services 255 daily departures to over 90 cities, domestically and internationally. Southwest Airlines is based out of Lambert, and Air Canada, Alaska Airlines, Cape Air, Delta and American Airlines all have major hubs at Lambert. You can use Orbitz.com to book bargain tickets on your next trip to the St. Louis area.

St. Louis International Airport Transportation

St. Louis International Airport offers a variety of transportation services for the busy traveler. Shuttle services, rental cars, and public transportation are available at the airport. Go Best Express Airport Shuttle is a popular shuttle service for group transportation. One-way fares start at $17. The MetroLink is St. Louis' rail system and operates 37 stations throughout the city. One-way fares cost $2.

St. Louis Weather

St. Louis has distinct seasons. Summers are hot, and temperatures can get as high as 90 degrees F. Spring is usually a rainy season for St. Louis, so it is best to pack an umbrella for your trip during March, April and May. Fall is usually mild, with temperatures averaging 57 degrees F. Winters can be freezing, with temperature falling to 20 degrees F. Bring a warm coat and boots during winter trips to St. Louis.

Popular Attractions in St. Louis

St. Louis offers a variety of attractions for visitors. Some popular attractions include the famous Gateway Arch, Six Flags of St. Louis, the Saint Louis Zoo and Forest Park. St. Louis is also home to several theaters, such as the Ferrara Theatre, Fox Theatre, and Grand Center. Some popular museums include the St. Louis Children's Museum and the Beall Mansion Museums. Book flights to St. Louis with the help of Orbitz.com to visit these popular attractions.

Flights from Chicago to St. Louis - Frequently Asked Questions

Are there non-stop flights from Chicago to St. Louis?

The terrific news is, there are. United Airlines and American Airlines are a couple of carriers that will take you straight from Chicago, IL (ORD-O'Hare Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.).

What is the shortest flight from Chicago to St. Louis?

The trip from Chicago to St. Louis can be as fast as 1 hour and 5 minutes. With an easy flight time like this, why not grab some friends and organize a spur-of-the-moment getaway?

What airlines fly from Chicago (and vicinity) to St. Louis (and vicinity) most frequently?

There are a couple of airlines offering the most frequent flights from Chicago, IL Airport (ORD-OHare Intl.) to St. Louis, MO Airport (STL-Lambert-St. Louis Intl.), including United Airlines (UA). Popular with travelers, it operates 218 flights on this route each month. American Airlines (AA) also operates services from Chicago (and vicinity) to St. Louis (and vicinity). It's another excellent option and offers 124 flights every month.

If I am not able to travel due to COVID-19, can I cancel my flight to St. Louis?

We get that traveling right now has its challenges, so it's good to know that many reservations booked through us are able to be cancelled or changed. If your travel plans to St. Louis have been affected by COVID-19, a lot of airlines are making things easier by offering credits to use at a later date. Just sign in to your account and you'll quickly see what options are available. Our Customer Service Portal is the place to go for more information.

Are there flights to St. Louis with flexible change policies?

In most cases you'll have the option to reschedule your flight to St. Louis without a change fee. All you have to do then is pay the difference between the old flight and the new one. Look for the "no change fees" filter and book with confidence.

What is the cheapest day of the week to fly?

Consider flying out early in the week to save on your airfare. Orbitz data from 2019 shows that Tuesday is the cheapest day to depart, followed by Monday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.

What is the cheapest month to fly?

We won't keep you guessing, according to Orbitz data the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a fresh start to the new year. Be aware that the most expensive time to fly isn't the height of summer, as most people assume, but the festive month of December.

How can I save money on flights?

To really save big on your next vacation, think outside the box. Select two different airlines or fare types for your return trip and you'll generally get a much better deal. Those who tried this on Orbitz in 2019 saved over 50% on their airfares. Get mixing and matching today!

*According to flight demand on Orbitz.com from January to December 2019. Savings are subject to change based on departure location, date and destination.

^Savings based on all package bookings with Flight + Hotel made on Orbitz.com from January 1, 2019 to December 31, 2019 as compared to the price of the same components booked separately. Savings will vary based on origin/destination, length of trip, stay dates and selected travel supplier(s). Savings not available on all packages.