Cheap Flights from Paris (CDG) to St. Louis (XLS)

Popular airlines from Paris Charles de Gaulle Airport (CDG) to St. Louis (XLS)

Frequently asked questions

How much does a flight from Roissy-Charles de Gaulle Airport (CDG) to St. Louis (XLS) cost?
Snag a cheap one-way flight or cheap return flight from Roissy-Charles de Gaulle Airport (CDG) to St. Louis (XLS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Roissy-Charles de Gaulle Airport (CDG) to St. Louis (XLS)?
The cheapest month to fly from CDG to XLS is , when demand is low. Off-peak months are generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Roissy-Charles de Gaulle Airport (CDG) to St. Louis (XLS)?
To find the cheapest airline that'll fly you from CDG to XLS, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Roissy-Charles de Gaulle Airport (CDG) to St. Louis (XLS)?
Direct flights from Roissy-Charles de Gaulle Airport (CDG) to St. Louis (XLS) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CDG to XLS?
Typically you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can vary based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Roissy-Charles de Gaulle Airport (CDG) to St. Louis (XLS)?
Select a flight from Roissy-Charles de Gaulle Airport (CDG) to St. Louis (XLS) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Roissy-Charles de Gaulle Airport (CDG) to St. Louis (XLS) last-minute?
Last-minute bookings from CDG to XLS are generally more expensive. To lock in the best rates, start looking for flights as early as possible. That being said, if you're flexible with your travel plans, you may land a cheap ticket right before your trip.
Is it cheaper to book a CDG to XLS flight and hotel package?
You can save money by securing a CDG to XLS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After choosing your ideal accommodations and flights, consider other add-ons like car rentals, tours and activities.
Can I cancel or change the date of my flight from Roissy-Charles de Gaulle Airport (CDG) to St. Louis (XLS)?
Typically, you can reschedule or cancel your CDG to XLS flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want more information, visit our Customer Service portal.

Travel information

Travel information

Origin airport
Roissy-Charles de Gaulle
Destination airport
St. Louis
Distance
2516 mi

Book with confidence

Book with confidence

Paris to St. Louis Flights

The cheapest times to fly from Paris to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Paris to St. Louis are during the month of . You can find some of the cheapest flights from Paris to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Paris to St. Louis

Sunday is one of the best days to book for cheap flights from Paris to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Paris to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Paris to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Paris to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Paris to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Paris to St. Louis Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.