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Cheap flights from St. Louis to Paris from $242

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Paris departing on 1/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from St. Louis to Paris

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
2:29 pm - 10:55 am
STL
-
CDG
13h 26m
2 stops
British Airways Logo
8:10 am - 7:30 pm
CDG
-
STL
18h 20m
1 stop
$498British Airways
Tue, Apr 21 - Tue, May 5
British Airways Logo
7:05 am - 10:55 am
STL
-
CDG
20h 50m
2 stops
British Airways Logo
8:10 am - 7:30 pm
CDG
-
STL
18h 20m
1 stop
$499British Airways
Tue, May 5 - Tue, May 12
British Airways Logo
2:29 pm - 10:55 am
STL
-
CDG
13h 26m
2 stops
British Airways Logo
11:50 am - 10:14 pm
CDG
-
STL
17h 24m
2 stops
$501British Airways
Tue, Apr 21 - Tue, May 5
British Airways Logo
8:53 am - 10:55 am
STL
-
CDG
19h 02m
2 stops
British Airways Logo
11:45 am - 10:14 pm
CDG
-
STL
17h 29m
2 stops
$502British Airways
Tue, Apr 21 - Thu, May 7
Multiple Airlines Logo
4:05 pm - 9:35 am
STL
-
CDG
11h 30m
1 stop
Multiple Airlines Logo
7:45 am - 1:25 pm
CDG
-
STL
12h 40m
1 stop
$503Multiple Airlines
Wed, Mar 18 - Wed, Apr 1
Finnair Logo
12:27 pm - 10:00 am
STL
-
CDG
14h 33m
1 stop
Finnair Logo
10:50 am - 10:14 pm
CDG
-
STL
18h 24m
2 stops
$508Finnair
Tue, Apr 21 - Thu, May 7
Multiple Airlines Logo
12:27 pm - 10:00 am
STL
-
CDG
14h 33m
1 stop
Multiple Airlines Logo
8:10 am - 7:30 pm
CDG
-
STL
18h 20m
1 stop
$511Multiple Airlines
Tue, Apr 21 - Tue, May 5
United Airlines Logo
11:15 am - 9:20 am
STL
-
CDG
15h 05m
1 stop
United Airlines Logo
9:30 am - 8:05 pm
CDG
-
STL
17h 35m
1 stop
$517United Airlines
Tue, Apr 21 - Tue, May 5
Iberia Logo
11:59 am - 1:35 pm
STL
-
ORY
18h 36m
2 stops
Iberia Logo
7:25 am - 9:11 pm
ORY
-
STL
19h 46m
2 stops
$554Iberia
Mon, Mar 2 - Mon, Mar 9
Iberia Logo
11:55 am - 9:25 am
STL
-
ORY
38h 30m
2 stops
Iberia Logo
8:55 pm - 6:16 pm
ORY
-
STL
28h 21m
2 stops
$603Iberia
Sat, Jan 31 - Mon, Feb 9

Air Canada flights from St. Louis to Paris

Our best Air Canada deals on St. Louis to Paris flight tickets
Air Canada
Apr 14
STL10:00 amLambert-St Louis
17h 20m
2 stops
CDG10:20 amParis Charles de Gaulle
Apr 21
CDG9:30 amParis Charles de Gaulle
18h 38m
2 stops
STL9:08 pmLambert-St Louis
$555
Air Canada
Apr 15
STL9:10 amLambert-St Louis
17h 50m
2 stops
CDG10:00 amParis Charles de Gaulle
Apr 21
CDG9:30 amParis Charles de Gaulle
18h 38m
2 stops
STL9:08 pmLambert-St Louis
$560
Air Canada
Apr 24
STL4:05 pmLambert-St Louis
10h 55m
1 stop
CDG10:00 amParis Charles de Gaulle
Apr 30
CDG1:30 pmParis Charles de Gaulle
29h 36m
2 stops
STL12:06 pmLambert-St Louis
$578

British Airways flights from St. Louis to Paris

Our best British Airways deals on St. Louis to Paris flight tickets
British Airways
Apr 21
STL2:29 pmLambert-St Louis
13h 26m
2 stops
CDG10:55 amParis Charles de Gaulle
May 5
CDG8:10 amParis Charles de Gaulle
18h 20m
1 stop
STL7:30 pmLambert-St Louis
$498
British Airways
Apr 21
STL2:29 pmLambert-St Louis
18h 21m
2 stops
CDG3:50 pmParis Charles de Gaulle
May 5
CDG5:45 pmParis Charles de Gaulle
32h 45m
1 stop
STL7:30 pmLambert-St Louis
$499
British Airways
Apr 21
STL2:29 pmLambert-St Louis
13h 26m
2 stops
CDG10:55 amParis Charles de Gaulle
May 5
CDG11:50 amParis Charles de Gaulle
17h 24m
2 stops
STL10:14 pmLambert-St Louis
$501

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Paris 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 January 21, 2026.
Use the filters below to find and compare flights from St. Louis to Paris that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisParis

STL - CDG

STLCDG

Lambert-St Louis

Tue 4/21

2:29 pm-10:55 am

2 stops13h 26m

Paris Charles de Gaulle

Tue 5/5

8:10 am-7:30 pm

1 stop18h 20m

$498

St. LouisParis

STL - CDG

STLCDG

Lambert-St Louis

Tue 5/5

7:05 am-10:55 am

2 stops20h 50m

Paris Charles de Gaulle

Tue 5/12

8:10 am-7:30 pm

1 stop18h 20m

$499

St. LouisParis

STL - CDG

STLCDG

Lambert-St Louis

Tue 4/21

2:29 pm-10:55 am

2 stops13h 26m

Paris Charles de Gaulle

Tue 5/5

11:50 am-10:14 pm

2 stops17h 24m

$501

St. LouisParis

STL - CDG

STLCDG

Lambert-St Louis

Tue 4/21

8:53 am-10:55 am

2 stops19h 02m

Paris Charles de Gaulle

Thu 5/7

11:45 am-10:14 pm

2 stops17h 29m

$502

St. LouisParis

STL - CDG

STLCDG

Lambert-St Louis

Wed 3/18

4:05 pm-9:35 am

1 stop11h 30m

Paris Charles de Gaulle

Wed 4/1

7:45 am-1:25 pm

1 stop12h 40m

$503

St. LouisParis

STL - CDG

STLCDG

Lambert-St Louis

Tue 4/21

12:27 pm-10:00 am

1 stop14h 33m

Paris Charles de Gaulle

Thu 5/7

10:50 am-10:14 pm

2 stops18h 24m

$508

St. LouisParis

STL - CDG

STLCDG

Lambert-St Louis

Tue 4/21

12:27 pm-10:00 am

1 stop14h 33m

Paris Charles de Gaulle

Tue 5/5

8:10 am-7:30 pm

1 stop18h 20m

$511

St. LouisParis

STL - CDG

STLCDG

Lambert-St Louis

Tue 4/21

11:15 am-9:20 am

1 stop15h 05m

Paris Charles de Gaulle

Tue 5/5

9:30 am-8:05 pm

1 stop17h 35m

$517

St. LouisParis

STL - ORY

STLORY

Lambert-St Louis

Mon 3/2

11:59 am-1:35 pm

2 stops18h 36m

Paris Orly

Mon 3/9

7:25 am-9:11 pm

2 stops19h 46m

$554

St. LouisParis

STL - ORY

STLORY

Lambert-St Louis

Sat 1/31

11:55 am-9:25 am

2 stops38h 30m

Paris Orly

Mon 2/9

8:55 pm-6:16 pm

2 stops28h 21m

$603

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 Paris from

How to get the cheapest flight ticket from St. Louis to Paris

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 St. Louis and Paris?

What is the cheapest month to fly to Paris?

The month of February is, on average, the cheapest month to fly to Paris from St. Louis, with most prices found around $718. If you are unable to visit Paris during the month of February, then departing from St. Louis during the month January is also very affordable. Most momondo users find prices during this month for around $732.

How far in advance should I book a flight to Paris?

You are more likely to see cheaper flights to Paris from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Paris for around $967 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Paris from St. Louis for as low as $819 on momondo.

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

You could potentially save up to 9% on your flight if you consider stops on a St. Louis to Paris flight.

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

As of January 2026, prices for St. Louis to Paris flights are approximately 23% cheaper when compared to flights at the same time last year.

When to book flights from St. Louis to Paris

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

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

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

Fastest flight time

11h 30m

Direct flights

None
The fastest flight from St. Louis to Paris takes 11h 30m
There are no direct flights from St. Louis to Paris. There are no popular flight routes from St. Louis to Paris.
Search flight deals

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

    Paris is 4379.5 mi away from Lambert-St Louis. 11h 30m is a normal flight duration for this route.

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

    Prices for flights from Lambert-St Louis Airport to Paris are refreshed on a daily basis.

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

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

    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 Lambert-St Louis Airport to Paris.

  • What documentation or ID do you need to fly to Paris?

    The travel and health documents you'll need for your trip to Paris 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 Paris. 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 St. Louis to Paris?

Best airlines flying from St. Louis to Paris

Compare and see reviews for airlines that fly from St. Louis to Paris with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $609Free CancellationRating
7.4
9,191 reviews
Search United Airlines flights
Air FrancePriceFrom $624Free CancellationRating
7.4
1,523 reviews
Search Air France flights
KLMPriceFrom $633Free CancellationRating
7.7
1,442 reviews
Search KLM flights
DeltaPriceFrom $633Free CancellationRating
7.9
8,088 reviews
Search Delta flights
American AirlinesPriceFrom $671Free CancellationRating
7.2
11,174 reviews
Search American Airlines flights
Air CanadaPriceFrom $743Free CancellationRating
7.1
10,646 reviews
Search Air Canada flights
IberiaPriceFrom $912Free CancellationRating
7.0
3,094 reviews
Search Iberia flights

Traveling to a place near Paris?

Book flights to Paris if you plan to visit one of these locations
Roissy-en-France
Versailles
Chessy
Tremblay-en-France
Courbevoie
Orly
Issy-les-Moulineaux
Ivry-sur-Seine
Saint-Denis
Chartres
Saint-Ouen
Levallois-Perret
Nanterre
Magny-le-Hongre
Orléans
Massy
Fontainebleau
Neuilly-sur-Seine
Suresnes
Chantilly

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Paris from St. Louis.

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

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

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

momondo helps you find the best flight between St. Louis and Paris by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of St. Louis to Paris flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to France

Fly into one of these airports located in Paris

Airports listed have a maximum distance of 42.5 mi from Paris
Paris Beauvais-Tille Airport
Paris Charles de Gaulle Airport
Paris Orly Airport