Discover affordable flights from Chicago to Saint Louis with prices starting from $great deals. Book your journey today!
Chicago
MDW
→
Saint Louis
STL
10/14/2025 – 10/21/2025
Cheap flight deals from Chicago to Saint Louis
Average price start from:
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$110
Round-trip flights from Chicago to Saint Louis starting at $110. Book now for the best deals!
One-way from:
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$69
One-way flights from Chicago to Saint Louis starting at $69. Great for flexible travel!
Cheapest day:
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Wednesday
Wednesday is the cheapest day to fly from Chicago to Saint Louis. Save more by booking on this day!
Cheapest In:
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January
Find the best month to travel from Chicago to Saint Louis
Find flight deals from Chicago to Saint Louis
Cheapest flights from Chicago to Saint Louis
ONEWAY FLIGHTS
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Explore the cheapest oneway flights from Chicago to Saint Louis spotted daily.
MDW
Chicago
MDW - Chicago • 2025-10-14 • 09:00
Unknown
60 min
STL
Unknown City
$69
Non-stop • 60 min
MDW
Chicago
MDW - Chicago • 2025-10-14 • 09:00
Unknown
60 min
STL
Unknown City
$71
Non-stop • 60 min
MDW
Chicago
MDW - Chicago • 2025-10-14 • 09:00
Unknown
60 min
STL
Unknown City
$89
Non-stop • 60 min
MDW
Chicago
MDW - Chicago • 2025-10-14 • 09:00
Unknown
60 min
STL
Unknown City
$185
Non-stop • 60 min
Weather & Climate Information
Temperature
Saint Louis experiences a humid subtropical climate with hot summers (average highs around 32°C in July) and cold winters (average lows around -3°C in January). Rainfall is distributed throughout the year, with occasional thunderstorms.
Rainfall
The best time to visit Saint Louis is in spring (April to June) and fall (September to October) when temperatures are mild and outdoor events are plentiful.
Airlines at STL
Discover excellent flight options from Chicago to Saint Louis with top airlines including Frontier Airlines, Southwest Airlines, Delta Air Lines. These carriers offer reliable service and comfortable connections between these popular destinations.
The average flight time is approximately 10-15 hours, with most routes featuring one stopover for optimal pricing and convenience. When planning your journey from Chicago to Saint Louis, these airlines provide excellent connectivity and modern aircraft for a pleasant travel experience.
Places to Visit in Saint Louis
Top places to visit in Saint Louis include the **Gateway Arch**, The tallest monument in the U.S., offering panoramic views of the city and Mississippi River.; the **Forest Park**, A sprawling urban park featuring museums, a zoo, and scenic walking trails.; the **Saint Louis Art Museum**, A renowned museum with extensive collections of art from around the world, located in Forest Park.; the **Saint Louis Zoo**, One of the top zoos in the country, offering free admission and a wide variety of animals.; and the **City Museum**, An eclectic, interactive museum housed in a former shoe factory, popular with families..
About Saint Louis
Embark on an incredible journey from Chicago to Saint Louis and immerse yourself in the charm of this remarkable destination. Saint Louis is a major city in Missouri, known for its iconic Gateway Arch, vibrant cultural scene, and rich history along the Mississippi River.
Founded in 1764 by French fur traders, Saint Louis became a key port on the Mississippi River and played a significant role in westward expansion, notably as the starting point for the Lewis and Clark Expedition.
For optimal weather conditions, visit Saint Louis during Peak tourist season is summer (June to August), coinciding with school holidays and major festivals. when outdoor activities are at their best.
Save significantly on your trip by booking flights from Chicago to Saint Louis in off-peak season and selecting Wednesday flights. Experience the local way of life and taste the authentic flavors of Saint Louis.
Airlines Flying from Chicago to Saint Louis
Discover excellent flight options from Chicago to Saint Louis with top airlines including Frontier Airlines, Southwest Airlines, Delta Air Lines. These carriers offer reliable service and comfortable connections between these popular destinations.
The average flight time is approximately 10-15 hours, with most routes featuring one stopover for optimal pricing and convenience. When planning your journey from Chicago to Saint Louis, these airlines provide excellent connectivity and modern aircraft for a pleasant travel experience.
Hotels in Saint Louis
Discover top-rated hotels near STL Airport for your stay in Saint Louis. These accommodations offer excellent connectivity to STL Airport and provide modern amenities for business and leisure travelers. Book early to secure the best rates and availability.
Hotel
Category: Standard
Comfortable accommodations with modern amenities.
Location: Near airport
Hotel ID:
Airport Statistics
Situated as a pivotal transportation hub, the airport boasts extensive connectivity with both domestic and international flight routes, facilitating seamless passenger movement across global destinations. Featuring state-of-the-art facilities, including advanced passenger screening, diverse dining options, and enhanced retail experiences, the airport prioritizes traveler comfort and efficiency, ensuring an exceptional journey from check-in to boarding.
About Saint Louis
Embark on an incredible journey from Chicago to Saint Louis and immerse yourself in the charm of this remarkable destination. Saint Louis is a major city in Missouri, known for its iconic Gateway Arch, vibrant cultural scene, and rich history along the Mississippi River.
Founded in 1764 by French fur traders, Saint Louis became a key port on the Mississippi River and played a significant role in westward expansion, notably as the starting point for the Lewis and Clark Expedition.
For optimal weather conditions, visit Saint Louis during Peak tourist season is summer (June to August), coinciding with school holidays and major festivals. when outdoor activities are at their best.
Save significantly on your trip by booking flights from Chicago to Saint Louis in off-peak season and selecting Wednesday flights. Experience the local way of life and taste the authentic flavors of Saint Louis.
Places to Visit in Saint Louis
Top places to visit in Saint Louis include the **Gateway Arch**, The tallest monument in the U.S., offering panoramic views of the city and Mississippi River.; the **Forest Park**, A sprawling urban park featuring museums, a zoo, and scenic walking trails.; the **Saint Louis Art Museum**, A renowned museum with extensive collections of art from around the world, located in Forest Park.; the **Saint Louis Zoo**, One of the top zoos in the country, offering free admission and a wide variety of animals.; and the **City Museum**, An eclectic, interactive museum housed in a former shoe factory, popular with families..
Hotels in Saint Louis
Discover top-rated hotels near STL Airport for your stay in Saint Louis. These accommodations offer excellent connectivity to STL Airport and provide modern amenities for business and leisure travelers. Book early to secure the best rates and availability.
Hotel
Category: Standard
Comfortable accommodations with modern amenities.
Location: Near airport
Hotel ID:
Airlines Flying from Chicago to Saint Louis
Discover excellent flight options from Chicago to Saint Louis with top airlines including Frontier Airlines, Southwest Airlines, Delta Air Lines. These carriers offer reliable service and comfortable connections between these popular destinations.
The average flight time is approximately 10-15 hours, with most routes featuring one stopover for optimal pricing and convenience. When planning your journey from Chicago to Saint Louis, these airlines provide excellent connectivity and modern aircraft for a pleasant travel experience.
Frequently Asked Questions
How much does it cost to fly from Chicago to Saint Louis?
Flight prices start from $69 for this route. Save more by booking during off-peak season and choosing Wednesday departures.
What's the flight duration from Chicago to Saint Louis?
The typical flight time is approximately 10-15 hours, with most routes featuring one stopover for better pricing and convenience.
What airlines serve the Chicago to Saint Louis route?
Several airlines operate flights including Frontier Airlines, Southwest Airlines, Delta Air Lines. Compare schedules and prices to find the best option for your travel needs.
When should I book my flight for the best price?
For optimal savings, book 2-3 months ahead and consider traveling during off-peak months when demand is lower.
Where can I stay near STL Airport?
There are several hotels near STL Airport with convenient shuttle services. Many offer comfortable accommodations for both business and leisure travelers.
What makes Saint Louis worth visiting?
Saint Louis combines rich cultural heritage with modern attractions. Visit during Peak tourist season is summer (June to August), coinciding with school holidays and major festivals. to experience the city at its best.
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