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Cheap flights from Paris to St. Louis from $418

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 to St. Louis departing on 8/25. 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.

Find the cheapest flights from Paris to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
6:00 am - 7:27 pm
CDG
-
STL
20h 27m
2 stops
British Airways Logo
1:54 pm - 10:00 am
STL
-
CDG
13h 06m
1 stop
$830British Airways
Mon, Aug 31 - Fri, Sep 11
Multiple Airlines Logo
1:55 pm - 12:16 am
CDG
-
STL
17h 21m
1 stop
Multiple Airlines Logo
11:15 am - 11:30 am
STL
-
CDG
17h 15m
1 stop
$835Multiple Airlines
Thu, Jun 25 - Fri, Jul 10
Iberia Logo
2:40 pm - 12:14 am
CDG
-
STL
16h 34m
1 stop
Iberia Logo
10:14 am - 7:45 am
STL
-
CDG
14h 31m
1 stop
$839Iberia
Mon, Aug 31 - Fri, Sep 11
Multiple Airlines Logo
12:05 pm - 7:30 pm
CDG
-
STL
14h 25m
1 stop
Multiple Airlines Logo
3:23 pm - 12:40 pm
STL
-
CDG
14h 17m
1 stop
$852Multiple Airlines
Wed, Aug 26 - Fri, Nov 6
British Airways Logo
10:40 am - 7:30 pm
CDG
-
STL
15h 50m
1 stop
British Airways Logo
2:50 pm - 1:20 pm
STL
-
CDG
15h 30m
2 stops
$853British Airways
Wed, Aug 26 - Fri, Nov 6
Iberia Logo
1:55 pm - 12:16 am
CDG
-
STL
17h 21m
1 stop
Iberia Logo
1:14 pm - 10:00 am
STL
-
CDG
13h 46m
1 stop
$855Iberia
Fri, Jun 26 - Fri, Jul 31
Multiple Airlines Logo
6:50 am - 7:27 pm
CDG
-
STL
19h 37m
2 stops
Multiple Airlines Logo
2:50 pm - 1:20 pm
STL
-
CDG
15h 30m
2 stops
$856Multiple Airlines
Wed, Aug 26 - Fri, Nov 6
American Airlines Logo
12:15 pm - 7:02 pm
CDG
-
STL
13h 47m
1 stop
American Airlines Logo
5:30 am - 9:20 am
STL
-
CDG
21h 50m
1 stop
$857American Airlines
Tue, Oct 13 - Wed, Oct 28
American Airlines Logo
8:10 am - 8:08 pm
CDG
-
STL
18h 58m
2 stops
American Airlines Logo
1:00 pm - 8:15 am
STL
-
CDG
13h 15m
1 stop
$858American Airlines
Sat, Oct 17 - Mon, Oct 26
British Airways Logo
10:45 am - 8:08 pm
CDG
-
STL
16h 23m
2 stops
British Airways Logo
12:52 pm - 1:50 pm
STL
-
CDG
18h 58m
2 stops
$861British Airways
Fri, Oct 16 - Wed, Oct 28

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British Airways flights from Paris to St. Louis

Our best British Airways deals on Paris to St. Louis flight tickets
British Airways
Aug 31
CDG6:00 amParis Charles de Gaulle
20h 27m
2 stops
STL7:27 pmLambert-St Louis
Sep 11
STL1:54 pmLambert-St Louis
13h 06m
1 stop
CDG10:00 amParis Charles de Gaulle
$830
British Airways
Jun 18
CDG11:00 amParis Charles de Gaulle
13h 19m
1 stop
STL5:19 pmLambert-St Louis
Jul 2
STL5:48 pmLambert-St Louis
10h 42m
1 stop
CDG11:30 amParis Charles de Gaulle
$833
British Airways
Aug 26
CDG10:40 amParis Charles de Gaulle
15h 50m
1 stop
STL7:30 pmLambert-St Louis
Nov 6
STL2:50 pmLambert-St Louis
15h 30m
2 stops
CDG1:20 pmParis Charles de Gaulle
$853

Iberia flights from Paris to St. Louis

Our best Iberia deals on Paris to St. Louis flight tickets
Iberia
Jun 22
CDG2:40 pmParis Charles de Gaulle
16h 19m
1 stop
STL11:59 pmLambert-St Louis
Jul 5
STL11:15 amLambert-St Louis
17h 15m
1 stop
CDG11:30 amParis Charles de Gaulle
$835
Iberia
Aug 31
CDG2:40 pmParis Charles de Gaulle
16h 34m
1 stop
STL12:14 amLambert-St Louis
Sep 11
STL10:14 amLambert-St Louis
14h 31m
1 stop
CDG7:45 amParis Charles de Gaulle
$839
Iberia
Jun 22
CDG2:40 pmParis Charles de Gaulle
16h 19m
1 stop
STL11:59 pmLambert-St Louis
Jul 5
STL11:15 amLambert-St Louis
17h 15m
1 stop
CDG11:30 amParis Charles de Gaulle
$848

momondo Fare Finder

 
Customize your flight search to find flights from Paris 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 June 15, 2026.
Use the filters below to find and compare flights from Paris 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

Mon 8/31

6:00 am-7:27 pm

2 stops20h 27m

Lambert-St Louis

Fri 9/11

1:54 pm-10:00 am

1 stop13h 06m

$830

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Thu 6/25

1:55 pm-12:16 am

1 stop17h 21m

Lambert-St Louis

Fri 7/10

11:15 am-11:30 am

1 stop17h 15m

$835

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Mon 8/31

2:40 pm-12:14 am

1 stop16h 34m

Lambert-St Louis

Fri 9/11

10:14 am-7:45 am

1 stop14h 31m

$839
Quickest round-trip

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Wed 8/26

12:05 pm-7:30 pm

1 stop14h 25m

Lambert-St Louis

Fri 11/6

3:23 pm-12:40 pm

1 stop14h 17m

$852

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Wed 8/26

10:40 am-7:30 pm

1 stop15h 50m

Lambert-St Louis

Fri 11/6

2:50 pm-1:20 pm

2 stops15h 30m

$853

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 6/26

1:55 pm-12:16 am

1 stop17h 21m

Lambert-St Louis

Fri 7/31

1:14 pm-10:00 am

1 stop13h 46m

$855

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Wed 8/26

6:50 am-7:27 pm

2 stops19h 37m

Lambert-St Louis

Fri 11/6

2:50 pm-1:20 pm

2 stops15h 30m

$856

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Tue 10/13

12:15 pm-7:02 pm

1 stop13h 47m

Lambert-St Louis

Wed 10/28

5:30 am-9:20 am

1 stop21h 50m

$857

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Sat 10/17

8:10 am-8:08 pm

2 stops18h 58m

Lambert-St Louis

Mon 10/26

1:00 pm-8:15 am

1 stop13h 15m

$858

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 10/16

10:45 am-8:08 pm

2 stops16h 23m

Lambert-St Louis

Wed 10/28

12:52 pm-1:50 pm

2 stops18h 58m

$861

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Paris 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 typical price of a round-trip flight between Paris and St. Louis?

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

In general, December is the cheapest month to fly from Paris to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $400. The month of November is another great option to travel to St. Louis, with average flight prices from Paris averaging around $606.

Can stopping save me money on Paris to St. Louis flights?

You could potentially save up to 18% on your flight if you consider stops on a Paris to St. Louis flight.

How have Paris to St. Louis flight prices changed over time?

When to book flights from Paris to St. Louis

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

Cheap Paris to St. Louis (PAR to STL) flight deals and tips

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

Fastest flight time

12h 45m

Direct flights

None
The fastest flight from Paris to St. Louis takes 12h 45m
There are no direct flights from Paris to St. Louis. There are no popular flight routes from Paris to St. Louis.
Search flight deals

Frequently asked questions about flying from Paris to St. Louis

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

    There are 4379.5 mi between Paris and Lambert-St Louis. A reasonable flight in good conditions will take 12h 45m.

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

    Prices for flights from Paris to Lambert-St Louis Airport are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Paris 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.

Best airlines flying from Paris to St. Louis

Compare and see reviews for airlines that fly from Paris to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $706Free CancellationRating
7.4
9,831 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
Fairview Heights
Hermann
Maryland Heights
Florissant
O'Fallon
St. Peters
Collinsville
Alton
Wentzville
Clayton
Fenton
Farmington
Festus
Eureka
Litchfield
Edwardsville
Grafton
Shrewsbury

Why use momondo?

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

Finding the right flight to St. Louis from Paris is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to St. Louis quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to St. Louis from Paris with this policy.

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

momondo provides multiple filters to help you find the best flight to St. Louis from Paris. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to St. Louis, momondo offers a useful price alert feature which will track prices for flights to St. Louis from Paris and alert you when they change.

An easier way to manage your St. Louis trip

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