$395 Cheap Flights from St. Louis (STL) to Paris (CDG)

View $395 flight on Mon, Nov 10, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Paris Charles de Gaulle Airport (CDG)

Cheap Flights from St. Louis to Paris (STL-CDG)

Prices were available within the past 7 days and start at $395 for one-way flights and $514 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Tue, Jan 20 - Tue, Jan 27
STL
St. Louis
CDG
Paris
$514 Roundtrip, found 10 hours ago
$514
Roundtrip
found 10 hours ago
Select British Airways flight, departing Tue, Jan 20 from St. Louis to Paris, returning Tue, Jan 27, priced at $514 found 10 hours ago
Iberia
Tue, Jan 20 - Tue, Jan 27
STL
St. Louis
CDG
Paris
$517 Roundtrip, found 10 hours ago
$517
Roundtrip
found 10 hours ago
Select Iberia flight, departing Tue, Jan 20 from St. Louis to Paris, returning Tue, Jan 27, priced at $517 found 10 hours ago
British Airways
Tue, Feb 24 - Tue, Mar 10
STL
St. Louis
CDG
Paris
$517 Roundtrip, found 1 hour ago
$517
Roundtrip
found 1 hour ago
Select British Airways flight, departing Tue, Feb 24 from St. Louis to Paris, returning Tue, Mar 10, priced at $517 found 1 hour ago
British Airways
Wed, Nov 12 - Wed, Nov 19
STL
St. Louis
CDG
Paris
$518 Roundtrip, found 1 day ago
$518
Roundtrip
found 1 day ago
Select British Airways flight, departing Wed, Nov 12 from St. Louis to Paris, returning Wed, Nov 19, priced at $518 found 1 day ago
American Airlines
Wed, Jan 28 - Wed, Feb 11
STL
St. Louis
CDG
Paris
$519 Roundtrip, found 18 hours ago
$519
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Wed, Jan 28 from St. Louis to Paris, returning Wed, Feb 11, priced at $519 found 18 hours ago
Virgin Atlantic
Tue, Feb 24 - Tue, Mar 10
STL
St. Louis
CDG
Paris
$522 Roundtrip, found 1 hour ago
$522
Roundtrip
found 1 hour ago
Select Virgin Atlantic flight, departing Tue, Feb 24 from St. Louis to Paris, returning Tue, Mar 10, priced at $522 found 1 hour ago
Delta
Tue, Feb 24 - Tue, Mar 10
STL
St. Louis
CDG
Paris
$522 Roundtrip, found 1 hour ago
$522
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Feb 24 from St. Louis to Paris, returning Tue, Mar 10, priced at $522 found 1 hour ago
Delta
Sun, Feb 8 - Thu, Feb 19
STL
St. Louis
CDG
Paris
$522 Roundtrip, found 2 hours ago
$522
Roundtrip
found 2 hours ago
Select Delta flight, departing Sun, Feb 8 from St. Louis to Paris, returning Thu, Feb 19, priced at $522 found 2 hours ago
Virgin Atlantic
Tue, Feb 17 - Fri, Feb 27
STL
St. Louis
CDG
Paris
$526 Roundtrip, found 2 days ago
$526
Roundtrip
found 2 days ago
Select Virgin Atlantic flight, departing Tue, Feb 17 from St. Louis to Paris, returning Fri, Feb 27, priced at $526 found 2 days ago
Iberia
Tue, Dec 2 - Thu, Dec 11
STL
St. Louis
CDG
Paris
$527 Roundtrip, found 1 day ago
$527
Roundtrip
found 1 day ago
Select Iberia flight, departing Tue, Dec 2 from St. Louis to Paris, returning Thu, Dec 11, priced at $527 found 1 day ago

Find the cheapest month to fly from St. Louis (STL) to Paris (CDG)

November is typically the cheapest month to fly

From $521 - $1,248 per traveler.

Alternative airports near Paris

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Roissy-Charles de Gaulle CDG. Cheapest option available. Average driving time to city center is 35 minutes. Flights from $572
CDG
Roissy-Charles de Gaulle
Cheapest
Average driving time to city center35 min
Flights from $572

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Roissy-Charles de Gaulle Airport (CDG) cost?
Secure a cheap one-way flight from $395 or cheap return flight from $514 from Lambert-St. Louis Intl. Airport (STL) to Roissy-Charles de Gaulle Airport (CDG) 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 Lambert-St. Louis Intl. Airport (STL) to Roissy-Charles de Gaulle Airport (CDG)?
January is the most affordable month to fly from STL to CDG. Avoiding peak travel times is often the key to finding better fares.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Roissy-Charles de Gaulle Airport (CDG)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from STL to CDG. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Roissy-Charles de Gaulle Airport (CDG)?
You'll have to take a flight with a layover if you're traveling from Lambert-St. Louis Intl. Airport (STL) to Roissy-Charles de Gaulle Airport (CDG). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from STL to CDG?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on various factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Roissy-Charles de Gaulle Airport (CDG)?
To avoid potential delays on the Lambert-St. Louis Intl. Airport (STL) to Roissy-Charles de Gaulle Airport (CDG) route, fly before 3 PM. Departures after this time are 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 Lambert-St. Louis Intl. Airport (STL) to Roissy-Charles de Gaulle Airport (CDG) last-minute?
Last-minute bookings from STL to CDG are usually more expensive. To secure the cheapest rates, start searching for flights as early as possible. That said, if your travel plans are flexible, it's possible to score a cheap ticket right before your trip.
Is it cheaper to book a STL to CDG flight and hotel package?
Securing a STL to CDG flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our extensive range of hotels and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Roissy-Charles de Gaulle Airport (CDG)?
In most instances, you're able to cancel or reschedule your STL to CDG flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want further details, head to our Customer Service portal.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Roissy-Charles de Gaulle
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, KLM, Lufthansa, Scandinavian Airlines, United, Virgin Atlantic
Roundtrip price
$514
Distance
4387 mi

Book with confidence

St. Louis to Paris Flights

The cheapest times to fly from St. Louis to Paris

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 St. Louis to Paris are during the month of January. You can find some of the cheapest flights from St. Louis to Paris with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from St. Louis to Paris: 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 St. Louis to Paris

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 St. Louis to Paris in 2025. You can also book with separate airlines for your outbound and return journeys, from $395 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 St. Louis to Paris 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 St. Louis to Paris 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.

 

St. Louis to Paris Flights

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*Available to One Key members.