
$46 Cheap flight deals from Gainesville (MCO) to O'Fallon (STL)
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This Weekend's Flight Deals from Gainesville 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 $46 One Way, $95 Round Trip from Gainesville to O'Fallon
Prices starting at $95 for return flights and $46 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

The Wildwood Hotel
Jun 11 - Jun 15
Orlando (MCO) to St. Louis (STL)
Reviewed on Apr 21, 2025

More About Flying To O'Fallon from Gainesville
Route Information for Flights from Gainesville to O'Fallon
Origin Airport IATA Code | MCO |
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Destination Airport IATA Code | STL |
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Gainesville to O'Fallon
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Booking a trip from Gainesville to O'Fallon has never been easier. Not only will you find great deals on flights, we offer bargains on cruises, car rentals, top-notch hotels, and more. You can also research and add local activities in O'Fallon to your flight or hotel reservation to keep the kids happy and active.
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O'Fallon Airports
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.