$29 Cheap flight deals from Colorado Springs (DEN) to O'Fallon (STL)
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This Weekend's Flight Deals from Colorado Springs to O'Fallon
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 $29 One Way, $69 Round Trip from Colorado Springs to O'Fallon
Prices starting at $69 for return flights and $29 for one-way flights to O'Fallon were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
O'Fallon economy flight packages
Hilton Garden Inn Chesterfield
May 17 - May 21
Colorado Springs (COS) to St. Louis (STL)
Reviewed on Apr 8, 2025
The Wildwood Hotel
May 17 - May 21
Colorado Springs (COS) to St. Louis (STL)
Reviewed on Oct 16, 2025
The Cheshire
May 17 - May 21
Colorado Springs (COS) to St. Louis (STL)
Reviewed on Sep 2, 2025
More About Flying To O'Fallon from Colorado Springs
Route Information for Flights from Colorado Springs to O'Fallon
Origin Airport IATA Code | DEN |
|---|---|
Destination Airport IATA Code | STL |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
Colorado Springs to O'Fallon
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O'Fallon Airports
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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.