
Popular airlines from St. Charles
American Airlines
United
Delta
Spirit Airlines
JetBlue Airways
Air Canada
Frontier Airlines
Today's featured flight deals from St. Charles
- Chicago (ORD) to Phoenix (PHX).American Airlines, nonstop.Departing on Fri, Sep 26 at 7:00pm from Chicago, arriving at 8:57pm in Phoenix.Returning on Tue, Sep 30 at 12:29pm from Phoenix, arriving at 6:08pm in Chicago.Select American Airlines flight departing on Fri, Sep 26 at 7:00pm from Chicago, returning on Tue, Sep 30 at 12:29pm from Phoenix priced at $20520% less than typical$205
- Chicago (ORD) to Las Vegas (LAS).American Airlines, nonstop.Departing on Sat, Oct 4 at 7:15am from Chicago, arriving at 9:11am in Las Vegas.Returning on Thu, Oct 9 at 11:59pm from Las Vegas, arriving on Fri, Oct 10 at 5:30am in Chicago.Select American Airlines flight departing on Sat, Oct 4 at 7:15am from Chicago, returning on Thu, Oct 9 at 11:59pm from Las Vegas priced at $15945% less than typical$159
- Chicago (ORD) to Las Vegas (LAS).American Airlines, nonstop.Departing on Sat, Oct 4 at 8:56pm from Chicago, arriving at 10:53pm in Las Vegas.Returning on Thu, Oct 9 at 11:59pm from Las Vegas, arriving on Fri, Oct 10 at 5:30am in Chicago.Select American Airlines flight departing on Sat, Oct 4 at 8:56pm from Chicago, returning on Thu, Oct 9 at 11:59pm from Las Vegas priced at $15945% less than typical$159
- Chicago (ORD) to Las Vegas (LAS).American Airlines, nonstop.Departing on Sun, Sep 14 at 6:49pm from Chicago, arriving at 8:50pm in Las Vegas.Returning on Sat, Sep 20 at 8:15am from Las Vegas, arriving at 1:59pm in Chicago.Select American Airlines flight departing on Sun, Sep 14 at 6:49pm from Chicago, returning on Sat, Sep 20 at 8:15am from Las Vegas priced at $22835% less than typical$228
- Chicago (ORD) to Miami (MIA).American Airlines, nonstop.Departing on Sat, Oct 4 at 7:15pm from Chicago, arriving at 11:28pm in Miami.Returning on Mon, Oct 13 at 6:50am from Miami, arriving at 3:20pm in Chicago.Select American Airlines flight departing on Sat, Oct 4 at 7:15pm from Chicago, returning on Mon, Oct 13 at 6:50am from Miami priced at $16750% less than typical$167
- Chicago (ORD) to Miami (MIA).American Airlines, nonstop.Departing on Sat, Oct 4 at 7:15pm from Chicago, arriving at 11:28pm in Miami.Returning on Sat, Oct 11 at 9:40pm from Miami, arriving at 11:58pm in Chicago.Select American Airlines flight departing on Sat, Oct 4 at 7:15pm from Chicago, returning on Sat, Oct 11 at 9:40pm from Miami priced at $13735% less than typical$137
Cheapest flights from St. Charles
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 St. Charles: Essential Travel Information
Cheapest flight from St. Charles | $75 (roundtrip) |
---|---|
Best airlines to fly from St. Charles | Spirit Airlines, Frontier Airlines, United, Southwest Airlines, American Airlines, Alaska Airlines, Sun Country Airlines |
Cheapest month to fly from St. Charles | September |
St. Charles IATA code | CHI |
St. Charles Country/State | Illinois |
Airline ticket deals from St. Charles | $75 - $237 |
How to Find Cheap Flights from St. Charles, IL
How much is a flight from St. Charles?
This week, flights from St. Charles are available between $75 – $237.
How to find cheap flights from St. Charles?
Expedia makes it easy to compare cheap flights from St. Charles to many destinations. Check out excellent deals on domestic and international flights from St. Charles. 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 St. Charles?
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 St. Charles 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 St. Charles may be more expensive. Airlines with strict bag policies or fees can also impact your costs.
What is the best airline to fly from St. Charles?
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 St. Charles with: Spirit Airlines, Frontier Airlines, United, Southwest Airlines, American Airlines, Alaska Airlines, Sun Country Airlines.
What is the best month to fly from St. Charles?
One of the cheapest times to fly from St. Charles airport(s) is September, 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 St. Charles?
Expedia is the place to find last-minute flights from St. Charles, 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 St. Charles 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 St. Charles. 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.