
Popular airlines from St. Louis Lambert Intl. Airport (STL) to Chicago O'Hare Intl. Airport (ORD)
- American Airlines
American Airlines
- Delta
Delta
- United
United
- Southwest Airlines
Southwest Airlines
- Frontier Airlines
Frontier Airlines
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 40% on select hotels after you book a flight*
Cheap Flights from St. Louis to Chicago (STL-ORD)
Prices were available within the past 7 days and start at S$131 for one-way flights and S$261 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, 6 Jan - Tue, 13 Jan
STL
St. Louis
ORD
Chicago
S$261 Return, found 1 day ago
S$261
Return
found 1 day ago

Tue, 6 Jan - Tue, 13 Jan
STL
St. Louis
ORD
Chicago
S$288 Return, found 1 day ago
S$288
Return
found 1 day ago

Tue, 6 Jan - Tue, 13 Jan
STL
St. Louis
ORD
Chicago
S$311 Return, found 1 day ago
S$311
Return
found 1 day ago

Tue, 6 Jan - Tue, 13 Jan
STL
St. Louis
ORD
Chicago
S$314 Return, found 1 day ago
S$314
Return
found 1 day ago

Tue, 6 Jan - Tue, 13 Jan
STL
St. Louis
ORD
Chicago
S$326 Return, found 1 day ago
S$326
Return
found 1 day ago

Tue, 6 Jan - Tue, 13 Jan
STL
St. Louis
ORD
Chicago
S$334 Return, found 1 day ago
S$334
Return
found 1 day ago

Tue, 6 Jan - Tue, 13 Jan
STL
St. Louis
ORD
Chicago
S$337 Return, found 1 day ago
S$337
Return
found 1 day ago

Tue, 6 Jan - Tue, 13 Jan
STL
St. Louis
ORD
Chicago
S$339 Return, found 1 day ago
S$339
Return
found 1 day ago

Tue, 6 Jan - Tue, 13 Jan
STL
St. Louis
ORD
Chicago
S$350 Return, found 1 day ago
S$350
Return
found 1 day ago

Tue, 6 Jan - Tue, 13 Jan
STL
St. Louis
ORD
Chicago
S$352 Return, found 1 day ago
S$352
Return
found 1 day ago
Find the cheapest month to fly from St. Louis (STL) to Chicago (ORD)
October is typically the cheapest month to fly
From S$101 - S$404 per traveller.
Origin airport | Lambert-St. Louis Intl. |
|---|---|
Destination airport | O'Hare Intl. |
Return price | S$260 |
Distance | 413 km |
Average flight time | 1 hour 27 mins |
Perfect flights from St. Louis to Chicago
Your Journey from St. Louis to Chicago
Start your unforgettable journey with Expedia. Our broad selection of flights from St. Louis to Chicago caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
Choosing Your Ideal Flight
With Expedia, you have access to a wide range of airlines, including Delta, American Airlines, United. Our selection of flights from Lambert-St. Louis Intl. to O'Hare Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
Maximizing Value with St. Louis to Chicago Flights
Experience the joy of finding cheap flights from Lambert-St. Louis Intl. to O'Hare Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$131 and roundtrip prices from S$261*.
Pre-Flight Essentials
Ensure a smooth journey from St. Louis to Chicago with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
Experience the Vibrant Chicago
Picture yourself stepping off the plane in Chicago and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
Added Convenience on Your St. Louis to Chicago Flight
Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from St. Louis to Chicago.
Beyond the Flight – Exploring Chicago
With Expedia, your adventure extends beyond the flight. Explore Chicago at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
Book Your Flight from St. Louis to Chicago with Confidence
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from St. Louis to Chicago with confidence. Book your travel arrangements with Expedia today.
*Note: Prices may vary based on availability and are subject to change.
Explore a world of travel with Expedia
- Trending Routes
- Trending Flights
- Top Flights Destinations
- More Carriers
- Nearby Airports
- Cheap Flights from Other Airports
- Expedia's Latest Trends
Popular flights to Chicago
- Mexico City to Chicago (MEX - ORD)
- Mumbai to Chicago (BOM - ORD)
- Kuala Lumpur to Chicago (KUL - ORD)
- Boston to Chicago (BOS - ORD)
- New York to Chicago (LGA - ORD)
- Taipei to Chicago (TPE - ORD)
- Bengaluru to Chicago (BLR - ORD)
- Hartford to Chicago (BDL - ORD)
- Albuquerque to Chicago (ABQ - ORD)
- New Orleans to Chicago (MSY - ORD)
- Vancouver to Chicago (YVR - ORD)
- Seoul to Chicago (ICN - ORD)
Popular flights to Chicago
Top Flight Destinations Near Here
- Flights to New York
- Flights to Las Vegas
- Flights to Orlando
- Flights to Chicago
- Flights to Los Angeles
- Flights to Miami
- Flights to San Francisco
- Flights to San Diego
- Flights to Houston
- Flights to Pigeon Forge
- Flights to Gatlinburg
- Flights to San Antonio
- Flights to Nashville
- Flights to Atlanta
- Flights to Boston
- Flights to Austin
- Flights to Key West
- Flights to Fort Lauderdale
- Flights to Honolulu
- Flights to New Orleans
Chicago Airports
Chicago
Expedia's Latest Trends
Flights
- Flights from Singapore (SIN) to Seattle (SEA)
- Flights from Hartsfield-Jackson Atlanta Intl. to NYC-All Airports
- Flights from San Diego (SAN) to San Francisco (SFO)
- Flights from Seattle (SEA) to San Francisco (SFO)
- Flights from Singapore (SIN) to Chicago (ORD)
- Flights from Seattle (SEA) to Singapore (SIN)
- Flights from NYC-All Airports to Changi
- Flights from NYC-All Airports to Pearson Intl.
- Flights from Dallas (DFW) to Singapore (SIN)
- Flights from Boston (BOS) to New York (JFK)
- Flights from Seattle (SEA) to Vancouver (YVR)
- Flights from NYC-All Airports to Harry Reid Intl.
- Flights from Changi to NYC-All Airports
- Flights from San Diego Intl. to NYC-All Airports
- Flights from Boston (BOS) to Singapore (SIN)
- Flights from Singapore (SIN) to Boston (BOS)
- Flights from Chicago (ORD) to Singapore (SIN)
- Flights from Boston (BOS) to Barcelona (BCN)
- Flights from Los Angeles (LAX) to Boston (BOS)
- Flights from Singapore (SIN) to Dallas (DFW)
- Flights from San Francisco (SFO) to Seattle (SEA)
- Flights from Pearson Intl. to NYC-All Airports
- Flights from NYC-All Airports to William P. Hobby
- Flights from New York (JFK) to Boston (BOS)
- Flights from Logan Intl. to CHI-All Airports
- Flights from Los Angeles Intl. to NYC-All Airports
- Flights from NYC-All Airports to Denver Intl.
- Flights from LON-All Airports to NYC-All Airports
- Flights from Singapore (SIN) to San Diego (SAN)
- Flights from NYC-All Airports to Los Angeles Intl.
*Available to Expedia members.
