
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
- Southern Airways
Southern Airways
- Frontier Airlines
Frontier Airlines
- Alaska Airlines
Alaska Airlines
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Cheap flights from St. Louis to Chicago (STL-ORD)
Prices were available within the past 7 days and start at €39 for one-way flights and €78 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, 23 Oct - Mon, 27 Oct
STL
St. Louis
ORD
Chicago
€78 Return, found 3 days ago
€78
Return
found 3 days ago

Sat, 22 Nov - Mon, 24 Nov
STL
St. Louis
ORD
Chicago
€113 Return, found 3 hours ago
€113
Return
found 3 hours ago

Tue, 4 Nov - Tue, 11 Nov
STL
St. Louis
ORD
Chicago
€118 Return, found 6 hours ago
€118
Return
found 6 hours ago

Tue, 4 Nov - Tue, 11 Nov
STL
St. Louis
ORD
Chicago
€135 Return, found 6 hours ago
€135
Return
found 6 hours ago

Sat, 22 Nov - Mon, 24 Nov
STL
St. Louis
ORD
Chicago
€138 Return, found 3 hours ago
€138
Return
found 3 hours ago

Tue, 4 Nov - Tue, 11 Nov
STL
St. Louis
ORD
Chicago
€145 Return, found 6 hours ago
€145
Return
found 6 hours ago

Thu, 23 Oct - Mon, 27 Oct
STL
St. Louis
ORD
Chicago
€149 Return, found 3 days ago
€149
Return
found 3 days ago

Thu, 23 Oct - Mon, 27 Oct
STL
St. Louis
ORD
Chicago
€151 Return, found 3 days ago
€151
Return
found 3 days ago

Tue, 4 Nov - Tue, 11 Nov
STL
St. Louis
ORD
Chicago
€152 Return, found 6 hours ago
€152
Return
found 6 hours ago

Thu, 23 Oct - Mon, 27 Oct
STL
St. Louis
ORD
Chicago
€173 Return, found 3 days ago
€173
Return
found 3 days ago
Find the cheapest month to fly from St. Louis (STL) to Chicago (ORD)
October is typically the cheapest month to fly
From €66 - €227 per traveller.
Origin airport | Lambert-St. Louis Intl. |
Destination airport | O'Hare Intl. |
Return price | €78 |
Distance | 413 km |
Average flight time | 1 hour 25 mins |
Perfect flights from St. Louis to Chicago
Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from St. Louis to Chicago. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
Picture yourself strolling through the streets of Chicago, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
Our flexible Lambert-St. Louis Intl. to O'Hare Intl. ticket options cater to your travel preferences, with incredible one-way fares from €39 and roundtrip prices from €78. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at O'Hare Intl. and explore Chicago and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your STL to ORD travel arrangements today and embark on the journey of a lifetime in Chicago.
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Top Routes to Chicago
- Newark Liberty Intl. Airport to Chicago (EWR - ORD)
- Los Angeles to Chicago (LAX - ORD)
- New York to Chicago (LGA - ORD)
- Boston to Chicago (BOS - ORD)
- Cork to Chicago (ORK - ORD)
- Warsaw to Chicago (WAW - ORD)
- New York to Chicago (JFK - ORD)
- Dublin to Chicago (DUB - ORD)
- Budapest to Chicago (BUD - ORD)
- Shannon to Chicago (SNN - ORD)
- Vienna to Chicago (VIE - ORD)
- Frankfurt to Chicago (FRA - ORD)
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