$69 Cheap flight deals from Chicago (CHI) to Mascoutah (STL)
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This Weekend's Flight Deals from Chicago to Mascoutah
This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Airfares from $69 One Way, $139 Round Trip from Chicago to Mascoutah
Prices starting at $139 for return flights and $69 for one-way flights to Mascoutah were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Mascoutah economy flight packages
The Wildwood Hotel
May 1 - May 3
Chicago (CHI) to St. Louis (STL)
St. Louis (STL) to Chicago (CHI)
Reviewed on Oct 16, 2025
Ameristar Casino Resort and Spa
May 1 - May 3
Chicago (CHI) to St. Louis (STL)
St. Louis (STL) to Chicago (CHI)
Reviewed on Dec 2, 2025
21C Museum Hotel St Louis
May 1 - May 3
Chicago (CHI) to St. Louis (STL)
St. Louis (STL) to Chicago (CHI)
Reviewed on Jan 14, 2026
More About Flying To Mascoutah from Chicago
Route Information for Flights from Chicago to Mascoutah
Origin Airport IATA Code | CHI |
|---|---|
Destination Airport IATA Code | STL |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
Chicago to Mascoutah
Orbitz guarantees you low prices on flights from Chicago to Mascoutah. In addition to low fares on Chicago to Mascoutah flights, Orbitz offers fantastic savings on hotels, cruises, vacation packages, and more.
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Besides helping you fly for the lowest fares, Orbitz lets you earn miles for your frequent flyer program for certain flights from Chicago to Mascoutah. If you are a member of the frequent flyer or loyalty program offered by the airline you booked through Orbitz or a partner airline’s, simply add your frequent flyer number to your Orbitz reservation to get credit for your Chicago to Mascoutah flights.
Travel Planning Made Easy
We help take some of the anxiety out of your Chicago to Mascoutah flights with free flight alerts. We will let you know of flight changes and delays to your flights from Chicago to Mascoutah by email, voicemail, or text messages to your mobile phone. Alerts can also be sent to up to six other contacts to keep family and business teams informed.
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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.
Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.
Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.