$154 Cheap flight deals from Greenville - Spartanburg (GSP) to O'Fallon (STL)
Earn rewards on top of your airline miles with Orbitz Rewards
Many airlines offer flexible change policies
Sign up to receive text alerts about your trip
Airfares from $154 One Way, $254 Round Trip from Greenville - Spartanburg to O'Fallon
Prices starting at $254 for return flights and $154 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
Bell's Extended Stay and Suites
Mar 17 - Mar 22
Greenville (GSP) to St. Louis (STL)
St. Louis (STL) to Greenville (GSP)
Reviewed on Dec 13, 2024
Comfort Inn St. Robert / Fort Leonard Wood
Mar 17 - Mar 22
Greenville (GSP) to St. Louis (STL)
St. Louis (STL) to Greenville (GSP)
Reviewed on Dec 21, 2025
Baymont by Wyndham Ft. Leonard/Saint Robert
Mar 17 - Mar 22
Greenville (GSP) to St. Louis (STL)
St. Louis (STL) to Greenville (GSP)
Reviewed on Aug 29, 2025
More About Flying To O'Fallon from Greenville - Spartanburg
Route Information for Flights from Greenville - Spartanburg to O'Fallon
Origin Airport IATA Code | GSP |
|---|---|
Destination Airport IATA Code | STL |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
Greenville - Spartanburg to O'Fallon
Using Orbitz can save you a significant amount of money and time when booking Greenville - Spartanburg to O'Fallon flights. With cutting-edge mobile tools for on-the-move travel planning and guaranteed low prices, Orbitz is the ultimate resource for travelers looking for great deals.
Book Your Greenville - Spartanburg to O'Fallon Flights From Any Location
Orbitz now offers free apps for iPad, iPhone, and Android users. You can use Orbitz on these devices to search for affordable fares and to book flights from Greenville - Spartanburg to O'Fallon. Mobile apps also allow users to view, compare, and book hotel rooms with just a few taps on the screen and let you access up-to-date flight and baggage claim information in a matter of seconds.
Fly Cheap and Boost Your Frequent Flyer Miles
Earn miles or points on select Greenville - Spartanburg to O'Fallon flights to boost your frequent flyer travel rewards. When using Orbitz to book domestic or international flights, include your frequent flyer numbers or add these details to your Orbitz user profile so they are included with your reservation.
Keep Everyone Updated With Flight Alerts
Orbitz is the ideal way to book flights from Greenville - Spartanburg to O'Fallon. Free Orbitz alerts can be sent to you and as many as six of your contacts about changes to your Greenville - Spartanburg to O'Fallon flights. This keeps everyone notified of flight delays or any other disruptions that might impact your arrival time.
Orbitz Makes It Easy to Plan Your Trips on a Budget
You can always find affordable flights from Greenville - Spartanburg to O'Fallon on Orbitz. Use different airlines to book arrival and departure flights, take advantage of vacation package deals, and secure exclusive rewards.
- Flights from Greenville - Spartanburg
- Greenville - Spartanburg Airports
- O'Fallon Airports
- Airlines Operating
Flights from Greenville - Spartanburg
- Greenville - Spartanburg to Chicago
- Greenville - Spartanburg to Newark
- Greenville - Spartanburg to Los Angeles
- Greenville - Spartanburg to New York
- Greenville - Spartanburg to Orlando
- Greenville - Spartanburg to Dallas
- Greenville - Spartanburg to Detroit
- Greenville - Spartanburg to Houston
- Greenville - Spartanburg to London
- Greenville - Spartanburg to Montreal
- Greenville - Spartanburg to New Orleans
- Greenville - Spartanburg to San Francisco
- Greenville - Spartanburg to Toronto
- Greenville - Spartanburg to Washington
- Greenville - Spartanburg to Rome
- Greenville - Spartanburg to Hartford
- Greenville - Spartanburg to Sacramento
- Greenville - Spartanburg to Harrisburg - Hershey
- Greenville - Spartanburg to Amarillo
- Greenville - Spartanburg to Amman
Greenville - Spartanburg Airports
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.