
Popular airlines from O'Fallon
American Airlines
Delta
United
Southwest Airlines
Alaska Airlines
Frontier Airlines
Air Canada
Today's featured flight deals from O'Fallon
- St. Louis (STL) to Phoenix (PHX).American Airlines, nonstop.Departing on Wed, Nov 5 at 7:00am from St. Louis, arriving at 9:36am in Phoenix.Returning on Sun, Nov 9 at 12:30am from Phoenix, arriving at 8:27am in St. Louis.Select American Airlines flight departing on Wed, Nov 5 at 7:00am from St. Louis, returning on Sun, Nov 9 at 12:30am from Phoenix priced at $25840% less than typical$258
- St. Louis (STL) to Phoenix (PHX).American Airlines, nonstop.Departing on Tue, Nov 11 at 2:29pm from St. Louis, arriving at 5:05pm in Phoenix.Returning on Sun, Nov 16 at 12:30am from Phoenix, arriving at 8:27am in St. Louis.Select American Airlines flight departing on Tue, Nov 11 at 2:29pm from St. Louis, returning on Sun, Nov 16 at 12:30am from Phoenix priced at $24840% less than typical$248
- St. Louis (STL) to Phoenix (PHX).American Airlines, nonstop.Departing on Thu, Oct 23 at 7:31am from St. Louis, arriving at 9:05am in Phoenix.Returning on Thu, Oct 30 at 12:38pm from Phoenix, arriving at 5:38pm in St. Louis.Select American Airlines flight departing on Thu, Oct 23 at 7:31am from St. Louis, returning on Thu, Oct 30 at 12:38pm from Phoenix priced at $25440% less than typical$254
- St. Louis (STL) to Miami (MIA).Southwest Airlines, nonstop.Departing on Fri, Oct 24 at 12:35pm from St. Louis, arriving at 4:15pm in Miami.Returning on Fri, Oct 31 at 10:01pm from Miami, arriving at 11:56pm in St. Louis.Select Southwest Airlines flight departing on Fri, Oct 24 at 12:35pm from St. Louis, returning on Fri, Oct 31 at 10:01pm from Miami priced at $22940% less than typical$229
- St. Louis (STL) to Miami (MIA).American Airlines, nonstop.Departing on Wed, Nov 12 at 4:41pm from St. Louis, arriving at 8:25pm in Miami.Returning on Mon, Nov 17 at 7:30pm from Miami, arriving at 11:44pm in St. Louis.Select American Airlines flight departing on Wed, Nov 12 at 4:41pm from St. Louis, returning on Mon, Nov 17 at 7:30pm from Miami priced at $20735% less than typical$207
- St. Louis (STL) to Miami (MIA).Southwest Airlines, nonstop.Departing on Mon, Oct 27 at 12:35pm from St. Louis, arriving at 4:15pm in Miami.Returning on Sat, Nov 1 at 5:45am from Miami, arriving at 7:35am in St. Louis.Select Southwest Airlines flight departing on Mon, Oct 27 at 12:35pm from St. Louis, returning on Sat, Nov 1 at 5:45am from Miami priced at $23930% less than typical$239
- St. Louis (STL) to Dallas (DAL).Southwest Airlines, nonstop.Departing on Fri, Oct 24 at 7:30am from St. Louis, arriving at 9:15am in Dallas.Returning on Fri, Oct 31 at 4:35pm from Dallas, arriving at 6:22pm in St. Louis.Select Southwest Airlines flight departing on Fri, Oct 24 at 7:30am from St. Louis, returning on Fri, Oct 31 at 4:35pm from Dallas priced at $20445% less than typical$204
- St. Louis (STL) to Dallas (DAL).Southwest Airlines, nonstop.Departing on Fri, Oct 24 at 7:30am from St. Louis, arriving at 9:15am in Dallas.Returning on Fri, Oct 31 at 7:30am from Dallas, arriving at 9:20am in St. Louis.Select Southwest Airlines flight departing on Fri, Oct 24 at 7:30am from St. Louis, returning on Fri, Oct 31 at 7:30am from Dallas priced at $20445% less than typical$204
- St. Louis (STL) to Dallas (DAL).Southwest Airlines, nonstop.Departing on Thu, Oct 23 at 5:00am from St. Louis, arriving at 6:45am in Dallas.Returning on Thu, Oct 30 at 6:00am from Dallas, arriving at 7:40am in St. Louis.Select Southwest Airlines flight departing on Thu, Oct 23 at 5:00am from St. Louis, returning on Thu, Oct 30 at 6:00am from Dallas priced at $24430% less than typical$244
Cheapest flights from O'Fallon
These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Flights from O'Fallon: Essential Travel Information
Cheapest flight from O'Fallon | $68 (roundtrip) |
---|---|
Best airlines to fly from O'Fallon | Frontier Airlines, Spirit Airlines, Southwest Airlines, American Airlines, United, Alaska Airlines |
Cheapest month to fly from O'Fallon | November |
O'Fallon IATA code | STL |
O'Fallon Country/State | St. Louis |
Airline ticket deals from O'Fallon | $68 - $214 |
How to Find Cheap Flights from O'Fallon, MO
How much is a flight from O'Fallon?
This week, flights from O'Fallon are available between $68 – $214.
How to find cheap flights from O'Fallon?
Expedia makes it easy to compare cheap flights from O'Fallon to many destinations. Check out excellent deals on domestic and international flights from O'Fallon. Once you select an offer, use our filters and sort by “Price (Lowest)” to see some of the cheapest and suitable options.
How can I get the best deal on flights from O'Fallon?
On Expedia, you have some of best airline ticket deals at your fingertips. Whether it’s a beach escape with your partner, a family vacation with your kids, or business trip with colleagues, these low airline ticket prices mean more savings for you. An excellent strategy for finding some of the best deals on flights from O'Fallon is to be flexible with your dates. Within each offer, you can compare prices for similar timeframes using our “Show flexible dates” feature. Depending on your destination, direct flights from O'Fallon may be more expensive. Airlines with strict bag policies or fees can also impact your costs.
What is the best airline to fly from O'Fallon?
At Expedia, we give you all the available options from our reputable partners. Select the airline that best suits your preferences and membership loyalties. You can fly from O'Fallon with: Frontier Airlines, Spirit Airlines, Southwest Airlines, American Airlines, United, Alaska Airlines.
What is the best month to fly from O'Fallon?
One of the cheapest times to fly from O'Fallon airport(s) is November, based on the current list of flights available now. Prices on plane tickets vary considerably throughout the year due to availability and seasonal demand.
Are there any last-minute flights from O'Fallon?
Expedia is the place to find last-minute flights from O'Fallon, making it easy for you to compare prices on flights in the near future for different combinations of travel dates and from multiple airlines. We source some of the best deals for you and display some of the best offers available over the next 2 weeks.
Why book your ticket with Expedia?
Booking flights from O'Fallon with Expedia is the obvious choice to get low prices, save money, and see more value from every dollar spent. We show you some of the best deals happening right now and provide a vast inventory of airlines and flight routes to choose from, so you can find some of the cheapest flights from O'Fallon. You can customize your journey to your timeline, route preferences, budget, rewards programs, and more.
Can I change/cancel my flight?
Some flights can be changed or canceled, but fees and refunds will depend on the unique terms of your flight agreement. Airlines have different rules and restrictions for exchanging or refunding flights. For more information, go to your itinerary or visit our customer service portal. We recommend choosing flights with no change fees for the most flexibility. Filter by “Flexible change policies” to see flights with no change fees.
*Data specialists from both ARC and Expedia Group analysed ARC's global flight data to distil actionable information to help people save money on travel. While it's impossible to guarantee when to find the lowest prices, after examining the variables, we were able to observe trends. Analysis based on ARC, round-trip flight data between 1 October 2017 - 30 September 2018 for Economy and Premium cabin ATPs on a global basis.
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Lodging
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Cars
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