What is the cheapest airline that flies from Paris to Lambert-St Louis?

British Airways and Iberia are the most popular carriers operating from Paris to Lambert-St Louis

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?

The number of operators available for flights from Paris to Lambert-St Louis Airport is 2 as of December 2025.

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.

$404 Cheap Flights from Paris to St. Louis in 2025/26

Q: What is the typical price of a round-trip flight between Paris and St. Louis?

Prices are currently typical for flights on this route. Typical prices usually range from $481 to $755. The lowest price recently found on this route was $705.

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Find the cheapest flights from Paris to St. Louis

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 1:55 pm

CDG

STL

14h 40m1 stop

11:22 am - 7:25 am

STL

CDG

13h 03m1 stop

$705Lufthansa

Fri, Jan 23 - Thu, Feb 5

6:15 am - 1:55 pm

CDG

STL

14h 40m1 stop

12:44 pm - 6:55 am

STL

CDG

11h 11m1 stop

$709Multiple Airlines

Wed, Jan 28 - Wed, Feb 4

6:15 am - 1:55 pm

CDG

STL

14h 40m1 stop

11:22 am - 10:25 am

STL

CDG

16h 03m2 stops

$714Lufthansa

Fri, Jan 23 - Thu, Feb 5

6:15 am - 1:55 pm

CDG

STL

14h 40m1 stop

12:44 pm - 6:55 am

STL

CDG

11h 11m1 stop

$731United Airlines

Fri, Jan 23 - Thu, Feb 5

6:15 am - 1:55 pm

CDG

STL

14h 40m1 stop

12:44 pm - 11:10 am

STL

CDG

15h 26m2 stops

$734Lufthansa

Wed, Jan 28 - Wed, Feb 4

6:25 am - 7:27 pm

CDG

STL

20h 02m2 stops

1:15 pm - 11:25 am

STL

CDG

15h 10m2 stops

$736United Airlines

Thu, Jan 22 - Mon, Jan 26

11:40 am - 10:59 pm

CDG

STL

18h 19m2 stops

5:04 pm - 3:45 pm

STL

CDG

15h 41m2 stops

$748British Airways

Fri, Jan 23 - Thu, Feb 5

10:15 am - 8:43 pm

CDG

STL

17h 28m2 stops

6:57 pm - 5:05 pm

STL

CDG

15h 08m2 stops

$752Delta

Fri, Jan 23 - Thu, Feb 5

10:30 am - 9:51 pm

CDG

STL

18h 21m2 stops

11:05 am - 8:20 am

STL

CDG

14h 15m2 stops

$761American Airlines

Fri, Jan 23 - Thu, Feb 5

7:25 am - 1:03 pm

ORY

STL

36h 38m2 stops

6:00 am - 1:35 pm

STL

ORY

24h 35m2 stops

$774American Airlines

Thu, Jan 22 - Mon, Jan 26

United Airlines flights from Paris to St. Louis

Our best United Airlines deals on Paris to St. Louis flight tickets

United Airlines

Jan 23

CDG6:15 amParis Charles de Gaulle

14h 40m

1 stop

STL1:55 pmLambert-St Louis

Feb 5

STL12:44 pmLambert-St Louis

11h 11m

1 stop

CDG6:55 amParis Charles de Gaulle

$731

Find similar

United Airlines

Jan 22

CDG6:25 amParis Charles de Gaulle

20h 02m

2 stops

STL7:27 pmLambert-St Louis

Jan 26

STL11:22 amLambert-St Louis

13h 03m

1 stop

CDG7:25 amParis Charles de Gaulle

$736

Find similar

United Airlines

Feb 28

CDG8:45 amParis Charles de Gaulle

17h 29m

2 stops

STL7:14 pmLambert-St Louis

Jun 6

STL1:00 pmLambert-St Louis

14h 20m

1 stop

CDG10:20 amParis Charles de Gaulle

$769

Find similar

Lufthansa flights from Paris to St. Louis

Our best Lufthansa deals on Paris to St. Louis flight tickets

Lufthansa

Jan 23

CDG6:15 amParis Charles de Gaulle

14h 40m

1 stop

STL1:55 pmLambert-St Louis

Feb 5

STL11:22 amLambert-St Louis

13h 03m

1 stop

CDG7:25 amParis Charles de Gaulle

$705

Find similar

Lufthansa

Jan 25

CDG8:50 amParis Charles de Gaulle

15h 53m

2 stops

STL5:43 pmLambert-St Louis

Feb 5

STL1:15 pmLambert-St Louis

13h 40m

1 stop

CDG9:55 amParis Charles de Gaulle

$712

Find similar

Lufthansa

Jan 23

CDG6:15 amParis Charles de Gaulle

14h 40m

1 stop

STL1:55 pmLambert-St Louis

Feb 5

STL11:22 amLambert-St Louis

16h 03m

2 stops

CDG10:25 amParis Charles de Gaulle

$714

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 1/23

6:15 am-1:55 pm

1 stop14h 40m

Lambert-St Louis

Thu 2/5

11:22 am-7:25 am

1 stop13h 03m

$705

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Wed 1/28

6:15 am-1:55 pm

1 stop14h 40m

Lambert-St Louis

Wed 2/4

12:44 pm-6:55 am

1 stop11h 11m

$709

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 1/23

6:15 am-1:55 pm

1 stop14h 40m

Lambert-St Louis

Thu 2/5

11:22 am-10:25 am

2 stops16h 03m

$714

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 1/23

6:15 am-1:55 pm

1 stop14h 40m

Lambert-St Louis

Thu 2/5

12:44 pm-6:55 am

1 stop11h 11m

$731

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Wed 1/28

6:15 am-1:55 pm

1 stop14h 40m

Lambert-St Louis

Wed 2/4

12:44 pm-11:10 am

2 stops15h 26m

$734

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Thu 1/22

6:25 am-7:27 pm

2 stops20h 02m

Lambert-St Louis

Mon 1/26

1:15 pm-11:25 am

2 stops15h 10m

$736

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 1/23

11:40 am-10:59 pm

2 stops18h 19m

Lambert-St Louis

Thu 2/5

5:04 pm-3:45 pm

2 stops15h 41m

$748

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 1/23

10:15 am-8:43 pm

2 stops17h 28m

Lambert-St Louis

Thu 2/5

6:57 pm-5:05 pm

2 stops15h 08m

$752

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 1/23

10:30 am-9:51 pm

2 stops18h 21m

Lambert-St Louis

Thu 2/5

11:05 am-8:20 am

2 stops14h 15m

$761

ParisSt. Louis

ORY - STL

ORYSTL

Paris Orly

Thu 1/22

7:25 am-1:03 pm

2 stops36h 38m

Lambert-St Louis

Mon 1/26

6:00 am-1:35 pm

2 stops24h 35m

$774

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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, May 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 $597. The month of March is another great option to travel to St. Louis, with average flight prices from Paris averaging around $606.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Saturday when prices can be found for as low as $756. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $920. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Paris in the morning is the least expensive time of day to depart. momondo users have found prices as low as $792 when looking at flights departing in the morning. In the afternoon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $967 per ticket.

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 when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $833 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 for as low as $672 on momondo.

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

You could potentially save up to 19% on your flight if you consider stops on a Paris to St. Louis flight.

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	13h 05m
Direct flights	None

The fastest flight from Paris to St. Louis takes 13h 05m

There are no direct flights from Paris to St. Louis. There are no popular flight routes from Paris to St. Louis.

Search flight deals

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 13h 05m.
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?
The number of operators available for flights from Paris to Lambert-St Louis Airport is 2 as of December 2025.
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
Iberia	PriceFrom $553	Free Cancellation	Rating 7.0 3,052 reviews		Search Iberia flights
United Airlines	PriceFrom $616	Free Cancellation	Rating 7.4 9,094 reviews		Search United Airlines flights

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Maryland Heights

O'Fallon

Florissant

Fenton

Wentzville

St. Peters

Collinsville

Alton

Clayton

Festus

Glencoe

Farmington

Eureka

Edwardsville

Litchfield

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.