Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Paris Charles de Gaulle Airport to St. Louis from $446

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Paris Charles de Gaulle Airport to St. Louis departing on 5/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Paris Charles de Gaulle Airport to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
7:25 am - 1:25 pm
CDG
-
STL
13h 00m
1 stop
Lufthansa Logo
7:09 pm - 5:15 pm
STL
-
CDG
15h 06m
2 stops
$813Lufthansa
Fri, Apr 17 - Thu, Apr 30
United Airlines Logo
7:25 am - 1:25 pm
CDG
-
STL
13h 00m
1 stop
United Airlines Logo
7:45 am - 9:20 am
STL
-
CDG
18h 35m
1 stop
$815United Airlines
Fri, Apr 10 - Thu, Apr 23
Lufthansa Logo
7:45 am - 1:25 pm
CDG
-
STL
12h 40m
1 stop
Lufthansa Logo
1:13 pm - 9:20 am
STL
-
CDG
13h 07m
1 stop
$816Lufthansa
Mon, Jun 8 - Sat, Jun 20
United Airlines Logo
7:25 am - 1:25 pm
CDG
-
STL
13h 00m
1 stop
United Airlines Logo
12:55 pm - 12:35 pm
STL
-
CDG
16h 40m
1 stop
$819United Airlines
Fri, May 29 - Sun, Jun 7
United Airlines Logo
7:20 am - 7:31 pm
CDG
-
STL
19h 11m
2 stops
United Airlines Logo
9:10 am - 7:45 am
STL
-
CDG
15h 35m
2 stops
$820United Airlines
Tue, Apr 7 - Fri, Apr 24
United Airlines Logo
9:40 am - 6:13 pm
CDG
-
STL
15h 33m
2 stops
United Airlines Logo
9:23 am - 7:45 am
STL
-
CDG
15h 22m
2 stops
$822United Airlines
Sat, Jun 6 - Mon, Jun 22
United Airlines Logo
7:20 am - 8:25 pm
CDG
-
STL
20h 05m
2 stops
United Airlines Logo
12:55 pm - 12:35 pm
STL
-
CDG
16h 40m
1 stop
$823United Airlines
Sat, May 30 - Sun, Jun 7
United Airlines Logo
9:40 am - 7:31 pm
CDG
-
STL
16h 51m
2 stops
United Airlines Logo
7:45 am - 7:45 am
STL
-
CDG
17h 00m
2 stops
$825United Airlines
Sat, Apr 25 - Sat, May 2
Multiple Airlines Logo
10:35 am - 3:25 pm
CDG
-
STL
35h 50m
2 stops
Multiple Airlines Logo
11:15 am - 7:05 am
STL
-
CDG
12h 50m
2 stops
$826Multiple Airlines
Tue, Apr 7 - Tue, Apr 14
United Airlines Logo
2:45 pm - 10:44 pm
CDG
-
STL
14h 59m
2 stops
United Airlines Logo
2:20 pm - 10:00 am
STL
-
CDG
12h 40m
1 stop
$830United Airlines
Sat, Jun 6 - Thu, Jun 18

United Airlines flights from Paris Charles de Gaulle Airport to St. Louis

Our best United Airlines deals on Paris Charles de Gaulle Airport to St. Louis flight tickets
United Airlines
Apr 10
CDG7:25 amParis Charles de Gaulle
13h 00m
1 stop
STL1:25 pmLambert-St Louis
Apr 23
STL7:45 amLambert-St Louis
18h 35m
1 stop
CDG9:20 amParis Charles de Gaulle
$815
United Airlines
May 29
CDG7:25 amParis Charles de Gaulle
13h 00m
1 stop
STL1:25 pmLambert-St Louis
Jun 7
STL12:55 pmLambert-St Louis
16h 40m
1 stop
CDG12:35 pmParis Charles de Gaulle
$819
United Airlines
Apr 7
CDG7:20 amParis Charles de Gaulle
19h 11m
2 stops
STL7:31 pmLambert-St Louis
Apr 24
STL9:10 amLambert-St Louis
15h 35m
2 stops
CDG7:45 amParis Charles de Gaulle
$820

Air Canada flights from Paris Charles de Gaulle Airport to St. Louis

Our best Air Canada deals on Paris Charles de Gaulle Airport to St. Louis flight tickets
Air Canada
Jun 6
CDG10:05 amParis Charles de Gaulle
17h 20m
1 stop
STL8:25 pmLambert-St Louis
Jun 17
STL1:00 pmLambert-St Louis
14h 20m
1 stop
CDG10:20 amParis Charles de Gaulle
$854
Air Canada
Jun 12
CDG10:05 amParis Charles de Gaulle
17h 20m
1 stop
STL8:25 pmLambert-St Louis
Jun 19
STL6:00 amLambert-St Louis
21h 00m
2 stops
CDG10:00 amParis Charles de Gaulle
$859
Air Canada
Jun 9
CDG2:10 pmParis Charles de Gaulle
25h 31m
2 stops
STL8:41 amLambert-St Louis
Jun 19
STL6:00 amLambert-St Louis
21h 00m
2 stops
CDG10:00 amParis Charles de Gaulle
$865

momondo Fare Finder

 
Customize your flight search to find flights from Paris Charles de Gaulle Airport to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 15, 2026.
Use the filters below to find and compare flights from Paris Charles de Gaulle Airport to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 4/17

7:25 am-1:25 pm

1 stop13h 00m

Lambert-St Louis

Thu 4/30

7:09 pm-5:15 pm

2 stops15h 06m

$813

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 4/10

7:25 am-1:25 pm

1 stop13h 00m

Lambert-St Louis

Thu 4/23

7:45 am-9:20 am

1 stop18h 35m

$815
Quickest round-trip

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Mon 6/8

7:45 am-1:25 pm

1 stop12h 40m

Lambert-St Louis

Sat 6/20

1:13 pm-9:20 am

1 stop13h 07m

$816

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 5/29

7:25 am-1:25 pm

1 stop13h 00m

Lambert-St Louis

Sun 6/7

12:55 pm-12:35 pm

1 stop16h 40m

$819

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Tue 4/7

7:20 am-7:31 pm

2 stops19h 11m

Lambert-St Louis

Fri 4/24

9:10 am-7:45 am

2 stops15h 35m

$820

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Sat 6/6

9:40 am-6:13 pm

2 stops15h 33m

Lambert-St Louis

Mon 6/22

9:23 am-7:45 am

2 stops15h 22m

$822

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Sat 5/30

7:20 am-8:25 pm

2 stops20h 05m

Lambert-St Louis

Sun 6/7

12:55 pm-12:35 pm

1 stop16h 40m

$823

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Sat 4/25

9:40 am-7:31 pm

2 stops16h 51m

Lambert-St Louis

Sat 5/2

7:45 am-7:45 am

2 stops17h 00m

$825

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Tue 4/7

10:35 am-3:25 pm

2 stops35h 50m

Lambert-St Louis

Tue 4/14

11:15 am-7:05 am

2 stops12h 50m

$826

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Sat 6/6

2:45 pm-10:44 pm

2 stops14h 59m

Lambert-St Louis

Thu 6/18

2:20 pm-10:00 am

1 stop12h 40m

$830

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to St. Louis from

How to get the cheapest flight ticket from Paris Charles de Gaulle Airport to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to St. Louis?

In general, March is the cheapest month to fly from Paris Charles de Gaulle Airport to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $721. The month of May is another great option to travel to St. Louis, with average flight prices from Paris Charles de Gaulle Airport averaging around $750.

How far in advance should I book a flight to St. Louis?

You are more likely to see cheaper flights to St. Louis from Paris Charles de Gaulle Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $874 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Paris Charles de Gaulle Airport for as low as $674 on momondo.

Can stopping save me money on Paris Charles de Gaulle Airport to St. Louis flights?

You could potentially save up to 7% on your flight if you consider stops on a Paris Charles de Gaulle Airport to St. Louis flight.

When to book flights from Paris Charles de Gaulle Airport to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Paris Charles de Gaulle Airport to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Paris Charles de Gaulle Airport to St. Louis (CDG to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Paris Charles de Gaulle Airport to St. Louis

Fastest flight time

12h 40m

Direct flights

None
The fastest flight from Paris Charles de Gaulle Airport to St. Louis takes 12h 40m
There are no direct flights from Paris Charles de Gaulle Airport to St. Louis. There are no popular flight routes from Paris Charles de Gaulle Airport to St. Louis.
Search flight deals

  • How far is Paris Charles de Gaulle to Lambert-St Louis by plane?

    The straight-line distance from Paris Charles de Gaulle to Lambert-St Louis is 4382.4 mi. Flights usually cover this in 12h 40m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Paris Charles de Gaulle Airport to Lambert-St Louis Airport?

    Prices for flights from Paris Charles de Gaulle Airport to Lambert-St Louis Airport were last updated today.

  • How many operators does momondo search for flights from Paris Charles de Gaulle Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Paris Charles de Gaulle Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Paris Charles de Gaulle Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Paris Charles de Gaulle Airport to St. Louis?

Best airlines flying from Paris Charles de Gaulle Airport to St. Louis

Compare and see reviews for airlines that fly from Paris Charles de Gaulle Airport to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $701Free CancellationRating
7.4
9,427 reviews
Search United Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Florissant
Maryland Heights
O'Fallon
Collinsville
St. Peters
Fenton
Alton
Wentzville
Farmington
Edwardsville
Festus
Clayton
Eureka
Litchfield
Glencoe
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Paris to St. Louis?

It is quick and easy to find Paris to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

Can I find flights from Paris to St. Louis with flexible booking policies on momondo?

Flights from Paris to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Paris to St. Louis?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Paris.

I’m not ready to book a flight from Paris to St. Louis right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Paris to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your St. Louis trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 4/14
Tue 4/21
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States