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Cheap flights from St. Louis to Paris from $250

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 10/14. 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

Logo
9:15 am - 6:50 amSTL-CDG
14h 35m2 stops
Logo
6:15 am - 1:55 pmCDG-STL
14h 40m1 stop
$576
Find Deal
Mon, Oct 20 - Wed, Nov 5
United Airlines Logo
8:05 am - 7:45 amSTL-CDG
16h 40m1 stop
United Airlines Logo
6:15 am - 1:55 pmCDG-STL
14h 40m1 stop
$581United Airlines
Find Deal
Mon, Oct 20 - Wed, Nov 5
Logo
9:15 am - 6:50 amSTL-CDG
14h 35m2 stops
Logo
6:15 am - 1:55 pmCDG-STL
14h 40m1 stop
$586
Find Deal
Mon, Oct 20 - Wed, Nov 5
Air Canada Logo
1:30 pm - 10:20 amSTL-CDG
13h 50m1 stop
Air Canada Logo
2:00 pm - 2:23 pmCDG-STL
31h 23m2 stops
$594Air Canada
Find Deal
Mon, Oct 13 - Wed, Nov 26
Virgin Atlantic Logo
10:45 am - 8:10 amSTL-CDG
15h 25m1 stop
Virgin Atlantic Logo
11:30 am - 11:06 pmCDG-STL
18h 36m2 stops
$595Virgin Atlantic
Find Deal
Tue, Oct 28 - Tue, Nov 4
Air Canada Logo
1:30 pm - 10:20 amSTL-CDG
13h 50m1 stop
Air Canada Logo
12:05 pm - 3:29 pmCDG-STL
34h 24m1 stop
$614Air Canada
Find Deal
Mon, Oct 13 - Tue, Nov 25
Virgin Atlantic Logo
5:28 pm - 1:15 pmSTL-CDG
12h 47m1 stop
Virgin Atlantic Logo
11:30 am - 8:46 pmCDG-STL
16h 16m2 stops
$716Virgin Atlantic
Find Deal
Wed, Dec 3 - Sun, Dec 7
Air France Logo
4:10 pm - 4:15 pmSTL-ORY
41h 05m2 stops
Air France Logo
9:05 am - 4:43 pmORY-STL
38h 38m2 stops
$748Air France
Find Deal
Tue, Sep 30 - Tue, Oct 7
American Airlines Logo
1:43 pm - 4:30 pmSTL-ORY
19h 47m2 stops
American Airlines Logo
7:25 am - 11:58 pmORY-STL
23h 33m2 stops
$878American Airlines
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Wed, Dec 3 - Sun, Dec 7
American Airlines Logo
2:06 pm - 12:00 pmSTL-ORY
15h 54m2 stops
American Airlines Logo
7:25 am - 7:29 pmORY-STL
19h 04m2 stops
$1,308American Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 15

United Airlines flights from St. Louis to Paris

Our best United Airlines deals on St. Louis to Paris flight tickets
United Airlines
Oct 20
STL8:05 amLambert-St Louis
16h 40m
1 stop
CDG7:45 amParis Charles de Gaulle
Nov 5
CDG6:15 amParis Charles de Gaulle
14h 40m
1 stop
STL1:55 pmLambert-St Louis
$581
Find similar
United Airlines
Nov 5
STL8:25 amLambert-St Louis
15h 30m
1 stop
CDG6:55 amParis Charles de Gaulle
Dec 3
CDG2:00 pmParis Charles de Gaulle
34h 03m
2 stops
STL5:03 pmLambert-St Louis
$599
Find similar
United Airlines
Nov 3
STL10:00 amLambert-St Louis
16h 55m
1 stop
CDG9:55 amParis Charles de Gaulle
Dec 3
CDG6:15 amParis Charles de Gaulle
14h 40m
1 stop
STL1:55 pmLambert-St Louis
$601
Find similar

Virgin Atlantic flights from St. Louis to Paris

Our best Virgin Atlantic deals on St. Louis to Paris flight tickets
Virgin Atlantic
Oct 28
STL10:45 amLambert-St Louis
15h 25m
1 stop
CDG8:10 amParis Charles de Gaulle
Nov 4
CDG11:30 amParis Charles de Gaulle
18h 36m
2 stops
STL11:06 pmLambert-St Louis
$595
Find similar
Virgin Atlantic
Dec 3
STL5:28 pmLambert-St Louis
12h 47m
1 stop
CDG1:15 pmParis Charles de Gaulle
Dec 7
CDG11:30 amParis Charles de Gaulle
16h 16m
2 stops
STL8:46 pmLambert-St Louis
$716
Find similar

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 September 15, 2025.
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

Mon 10/20

9:15 am-6:50 am

2 stops14h 35m

Paris Charles de Gaulle

Wed 11/5

6:15 am-1:55 pm

1 stop14h 40m

$576

St. LouisParis

STL - CDG

STLCDG

Lambert-St Louis

Mon 10/20

8:05 am-7:45 am

1 stop16h 40m

Paris Charles de Gaulle

Wed 11/5

6:15 am-1:55 pm

1 stop14h 40m

$581

St. LouisParis

STL - CDG

STLCDG

Lambert-St Louis

Mon 10/20

9:15 am-6:50 am

2 stops14h 35m

Paris Charles de Gaulle

Wed 11/5

6:15 am-1:55 pm

1 stop14h 40m

$586

St. LouisParis

STL - CDG

STLCDG

Lambert-St Louis

Mon 10/13

1:30 pm-10:20 am

1 stop13h 50m

Paris Charles de Gaulle

Wed 11/26

2:00 pm-2:23 pm

2 stops31h 23m

$594

St. LouisParis

STL - CDG

STLCDG

Lambert-St Louis

Tue 10/28

10:45 am-8:10 am

1 stop15h 25m

Paris Charles de Gaulle

Tue 11/4

11:30 am-11:06 pm

2 stops18h 36m

$595

St. LouisParis

STL - CDG

STLCDG

Lambert-St Louis

Mon 10/13

1:30 pm-10:20 am

1 stop13h 50m

Paris Charles de Gaulle

Tue 11/25

12:05 pm-3:29 pm

1 stop34h 24m

$614

St. LouisParis

STL - CDG

STLCDG

Lambert-St Louis

Wed 12/3

5:28 pm-1:15 pm

1 stop12h 47m

Paris Charles de Gaulle

Sun 12/7

11:30 am-8:46 pm

2 stops16h 16m

$716

St. LouisParis

STL - ORY

STLORY

Lambert-St Louis

Tue 9/30

4:10 pm-4:15 pm

2 stops41h 05m

Paris Orly

Tue 10/7

9:05 am-4:43 pm

2 stops38h 38m

$748

St. LouisParis

STL - ORY

STLORY

Lambert-St Louis

Wed 12/3

1:43 pm-4:30 pm

2 stops19h 47m

Paris Orly

Sun 12/7

7:25 am-11:58 pm

2 stops23h 33m

$878

St. LouisParis

STL - ORY

STLORY

Lambert-St Louis

Sat 11/1

2:06 pm-12:00 pm

2 stops15h 54m

Paris Orly

Sat 11/15

7:25 am-7:29 pm

2 stops19h 04m

$1,308

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 $682. If you are unable to visit Paris during the month of February, then departing from St. Louis during the month March is also very affordable. Most momondo users find prices during this month for around $762.

What is the cheapest day to depart on your flight to Paris?

The cheapest day to depart from St. Louis to Paris is on a Tuesday when prices can be found for as low as $849. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Paris on Saturday is $1,100.

What is the cheapest time of day to depart on your flight to Paris?

According to our data, the cheapest time of day to fly to Paris is in the evening. momondo users have found flights departing from St. Louis to Paris in the evening for as low as $903. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Paris are more costly in the afternoon, with an average ticket price of $1,012. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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 $993 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 $667 on momondo.

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

As of September 2025, prices for St. Louis to Paris flights are approximately 35% 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

Direct flights

None
There are no direct flights from St. Louis to Paris. There are no popular flight routes from St. Louis to Paris.
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  • How far is Lambert-St Louis to Paris by plane?

    Paris is 4379.5 mi away from Lambert-St Louis. 10h 20m 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 $625Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
Air FrancePriceFrom $642Free CancellationRating
7.4
1,469 reviews
Search Air France flights
KLMPriceFrom $662Free CancellationRating
7.8
1,385 reviews
Search KLM flights
American AirlinesPriceFrom $671Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $676Free CancellationRating
7.9
7,954 reviews
Search Delta flights
Air CanadaPriceFrom $743Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
LufthansaPriceFrom $778Free CancellationRating
6.8
7,407 reviews
Search Lufthansa flights
IberiaPriceFrom $912Free CancellationRating
7.0
2,924 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
Chessy
Versailles
Tremblay-en-France
Courbevoie
Magny-le-Hongre
Issy-les-Moulineaux
Chartres
Orly
Vanves
Saint-Denis
Ivry-sur-Seine
Levallois-Perret
Massy
Fontainebleau
Nanterre
Malakoff
Suresnes
Serris
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