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Cheap flights from St. Louis to Paris from $429

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 10/18. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Paris

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
9:47 am - 11:55 am
STL
-
ORY
19h 08m
2 stops
Iberia Logo
1:45 pm - 7:30 pm
ORY
-
STL
12h 45m
1 stop
$1,013Iberia
Mon, Oct 5 - Tue, Oct 13
Iberia Logo
9:47 am - 11:55 am
STL
-
ORY
19h 08m
2 stops
Iberia Logo
7:25 am - 8:08 pm
ORY
-
STL
19h 43m
2 stops
$1,014Iberia
Mon, Oct 5 - Tue, Oct 13
Iberia Logo
2:47 pm - 11:55 am
STL
-
ORY
14h 08m
2 stops
Iberia Logo
1:45 pm - 7:30 pm
ORY
-
STL
12h 45m
1 stop
$1,143Iberia
Mon, Oct 5 - Tue, Oct 13
Iberia Logo
2:47 pm - 11:55 am
STL
-
ORY
14h 08m
2 stops
Iberia Logo
7:25 am - 8:08 pm
ORY
-
STL
19h 43m
2 stops
$1,194Iberia
Mon, Oct 5 - Tue, Oct 13
Iberia Logo
1:09 pm - 11:55 am
STL
-
ORY
15h 46m
2 stops
Iberia Logo
1:45 pm - 9:13 am
ORY
-
STL
26h 28m
2 stops
$1,197Iberia
Tue, Aug 4 - Wed, Aug 12
Iberia Logo
1:09 pm - 11:55 am
STL
-
ORY
15h 46m
2 stops
Iberia Logo
1:45 pm - 9:13 am
ORY
-
STL
26h 28m
2 stops
$1,198Iberia
Tue, Aug 4 - Wed, Aug 12
Iberia Logo
1:26 pm - 1:25 pm
STL
-
ORY
16h 59m
2 stops
Iberia Logo
7:00 pm - 9:09 am
ORY
-
STL
45h 09m
2 stops
$1,251Iberia
Sun, Jul 19 - Sat, Jul 25
Iberia Logo
2:37 pm - 4:30 pm
STL
-
ORY
18h 53m
2 stops
Iberia Logo
1:45 pm - 7:30 pm
ORY
-
STL
12h 45m
1 stop
$1,256Iberia
Mon, Oct 12 - Sun, Oct 18
Multiple Airlines Logo
1:05 pm - 10:30 pm
STL
-
ORY
26h 25m
3 stops
Multiple Airlines Logo
7:20 pm - 12:21 pm
ORY
-
STL
24h 01m
2 stops
$1,278Multiple Airlines
Sat, Jun 13 - Mon, Jun 22
Multiple Airlines Logo
2:15 pm - 6:10 pm
STL
-
ORY
20h 55m
2 stops
Multiple Airlines Logo
7:20 pm - 12:21 pm
ORY
-
STL
24h 01m
2 stops
$1,279Multiple Airlines
Wed, Jun 3 - Wed, Jun 17

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Iberia flights from St. Louis to Paris Orly Airport

Our best Iberia deals on St. Louis to Paris Orly Airport flight tickets
Iberia
Oct 5
STL9:47 amLambert-St Louis
19h 08m
2 stops
ORY11:55 amParis Orly
Oct 13
ORY1:45 pmParis Orly
12h 45m
1 stop
STL7:30 pmLambert-St Louis
$1,013
Iberia
Oct 5
STL9:47 amLambert-St Louis
19h 08m
2 stops
ORY11:55 amParis Orly
Oct 13
ORY7:25 amParis Orly
19h 43m
2 stops
STL8:08 pmLambert-St Louis
$1,014
Iberia
Oct 5
STL2:47 pmLambert-St Louis
14h 08m
2 stops
ORY11:55 amParis Orly
Oct 13
ORY1:45 pmParis Orly
12h 45m
1 stop
STL7:30 pmLambert-St Louis
$1,143

British Airways flights from St. Louis to Paris Orly Airport

Our best British Airways deals on St. Louis to Paris Orly Airport flight tickets
British Airways
May 17
STL9:40 pmLambert-St Louis
12h 55m
1 stop
ORY5:35 pmParis Orly
May 20
ORY1:45 pmParis Orly
12h 45m
1 stop
STL7:30 pmLambert-St Louis
$2,858
British Airways
May 10
STL9:40 pmLambert-St Louis
12h 55m
1 stop
ORY5:35 pmParis Orly
May 31
ORY1:45 pmParis Orly
12h 45m
1 stop
STL7:30 pmLambert-St Louis
$4,001
British Airways
May 20
STL9:35 pmLambert-St Louis
13h 00m
1 stop
ORY5:35 pmParis Orly
May 31
ORY1:45 pmParis Orly
12h 45m
1 stop
STL7:30 pmLambert-St Louis
$4,043

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Paris Orly Airport 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 May 6, 2026.
Use the filters below to find and compare flights from St. Louis to Paris Orly Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisParis

STL - ORY

STLORY

Lambert-St Louis

Mon 10/5

9:47 am-11:55 am

2 stops19h 08m

Paris Orly

Tue 10/13

1:45 pm-7:30 pm

1 stop12h 45m

$1,013

St. LouisParis

STL - ORY

STLORY

Lambert-St Louis

Mon 10/5

9:47 am-11:55 am

2 stops19h 08m

Paris Orly

Tue 10/13

7:25 am-8:08 pm

2 stops19h 43m

$1,014
Quickest round-trip

St. LouisParis

STL - ORY

STLORY

Lambert-St Louis

Mon 10/5

2:47 pm-11:55 am

2 stops14h 08m

Paris Orly

Tue 10/13

1:45 pm-7:30 pm

1 stop12h 45m

$1,143

St. LouisParis

STL - ORY

STLORY

Lambert-St Louis

Mon 10/5

2:47 pm-11:55 am

2 stops14h 08m

Paris Orly

Tue 10/13

7:25 am-8:08 pm

2 stops19h 43m

$1,194

St. LouisParis

STL - ORY

STLORY

Lambert-St Louis

Tue 8/4

1:09 pm-11:55 am

2 stops15h 46m

Paris Orly

Wed 8/12

1:45 pm-9:13 am

2 stops26h 28m

$1,197

St. LouisParis

STL - ORY

STLORY

Lambert-St Louis

Tue 8/4

1:09 pm-11:55 am

2 stops15h 46m

Paris Orly

Wed 8/12

1:45 pm-9:13 am

2 stops26h 28m

$1,198

St. LouisParis

STL - ORY

STLORY

Lambert-St Louis

Sun 7/19

1:26 pm-1:25 pm

2 stops16h 59m

Paris Orly

Sat 7/25

7:00 pm-9:09 am

2 stops45h 09m

$1,251

St. LouisParis

STL - ORY

STLORY

Lambert-St Louis

Mon 10/12

2:37 pm-4:30 pm

2 stops18h 53m

Paris Orly

Sun 10/18

1:45 pm-7:30 pm

1 stop12h 45m

$1,256

St. LouisParis

STL - ORY

STLORY

Lambert-St Louis

Sat 6/13

1:05 pm-10:30 pm

3 stops26h 25m

Paris Orly

Mon 6/22

7:20 pm-12:21 pm

2 stops24h 01m

$1,278

St. LouisParis

STL - ORY

STLORY

Lambert-St Louis

Wed 6/3

2:15 pm-6:10 pm

2 stops20h 55m

Paris Orly

Wed 6/17

7:20 pm-12:21 pm

2 stops24h 01m

$1,279

Flights are sorted by cheapest round-trip flights first.

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

When to book flights from St. Louis to Paris Orly Airport

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

Cheap St. Louis to Paris Orly Airport (STL to ORY) flight deals and tips

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

Fastest flight time

13h 00m

Direct flights

None
The fastest flight from St. Louis to Paris Orly Airport takes 13h 00m
There are no direct flights from St. Louis to Paris Orly Airport. There are no popular flight routes from St. Louis to Paris Orly Airport.
Search flight deals

Frequently asked questions about flying from St. Louis to Paris Orly Airport

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

    A flight from Lambert-St Louis to Paris Orly will travel around 4384.5 mi. By plane, this route typically takes 13h 00m.

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

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

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

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

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

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

Best airlines flying from St. Louis to Paris Orly Airport

Compare and see reviews for airlines that fly from St. Louis to Paris Orly Airport with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom $857Free CancellationRating
7.0
3,212 reviews
Search Iberia flights

Frequently asked questions about flying from St. Louis to Paris Orly Airport

  • How do I get Price Alerts for flights from St. Louis to Paris Orly Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to St. Louis from Paris Orly Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from St. Louis to Paris Orly Airport with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Paris?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Paris for you.

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

momondo does allow users to show only those flights to Paris from St. Louis which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for St. Louis to Paris flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from St. Louis to Paris now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Paris and let you know when they change.

An easier way to manage your Paris Orly Airport 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.
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