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

British Airways, Iberia, and Lufthansa 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 September 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.

$455 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 low for flights on this route. Typical prices usually range from $674 to $695. The lowest price recently found on this route was $594.

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Find the cheapest flights from Paris to St. Louis

Round-trip

One-way

Cheap round-trip flights

10:25 am - 7:27 pmCDG-STL

16h 02m2 stops

2:51 pm - 1:50 pmSTL-CDG

15h 59m2 stops

$594

Find Deal

Do, Nov 6 - Mi, Nov 19

11:45 am - 11:56 pmCDG-STL

19h 11m2 stops

5:40 pm - 3:20 pmSTL-CDG

14h 40m2 stops

$598American Airlines

Find Deal

Do, Nov 6 - Mi, Nov 19

11:45 am - 11:56 pmCDG-STL

19h 11m2 stops

11:42 am - 10:40 amSTL-CDG

15h 58m2 stops

$600British Airways

Find Deal

Mi, Nov 26 - So, Nov 30

7:10 am - 7:30 pmCDG-STL

19h 20m2 stops

2:08 pm - 1:45 pmSTL-CDG

16h 37m2 stops

$601British Airways

Find Deal

Di, Nov 25 - Mo, Dez 1

1:30 pm - 8:55 pmCDG-STL

14h 25m1 stop

1:20 pm - 9:05 amSTL-CDG

12h 45m1 stop

$606Iberia

Find Deal

Do, Nov 6 - Mi, Nov 19

7:00 am - 10:34 pmCDG-STL

22h 34m2 stops

7:00 am - 9:05 amSTL-CDG

19h 05m1 stop

$608Iberia

Find Deal

Mi, Nov 26 - So, Nov 30

6:15 am - 1:55 pmCDG-STL

14h 40m1 stop

11:49 am - 7:25 amSTL-CDG

12h 36m1 stop

$648Lufthansa

Find Deal

Mi, Nov 26 - Mo, Dez 1

10:20 am - 7:39 pmCDG-STL

16h 19m2 stops

3:14 pm - 9:55 amSTL-CDG

11h 41m1 stop

$654United Airlines

Find Deal

Di, Nov 25 - Mo, Dez 1

9:00 am - 7:57 pmCDG-STL

17h 57m1 stop

8:00 am - 9:55 amSTL-CDG

18h 55m1 stop

$711United Airlines

Find Deal

Sa, Okt 4 - Do, Nov 27

9:10 am - 5:39 pmCDG-STL

15h 29m2 stops

5:11 pm - 7:25 amSTL-CDG

31h 14m1 stop

$1,258Lufthansa

Find Deal

Di, Nov 25 - Sa, Nov 29

British Airways flights from Paris to St. Louis

Our best British Airways deals on Paris to St. Louis flight tickets

British Airways

Nov 26

CDG11:45 amParis Charles de Gaulle

19h 11m

2 stops

STL11:56 pmLambert-St Louis

Nov 30

STL11:42 amLambert-St Louis

15h 58m

2 stops

CDG10:40 amParis Charles de Gaulle

$600

Find similar

British Airways

Nov 25

CDG7:10 amParis Charles de Gaulle

19h 20m

2 stops

STL7:30 pmLambert-St Louis

Dec 1

STL2:08 pmLambert-St Louis

16h 37m

2 stops

CDG1:45 pmParis Charles de Gaulle

$601

Find similar

British Airways

Nov 6

CDG11:25 amParis Charles de Gaulle

29h 45m

2 stops

STL10:10 amLambert-St Louis

Nov 19

STL9:50 amLambert-St Louis

15h 30m

2 stops

CDG8:20 amParis Charles de Gaulle

$612

Find similar

Lufthansa flights from Paris to St. Louis

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

Lufthansa

Nov 26

CDG6:15 amParis Charles de Gaulle

14h 40m

1 stop

STL1:55 pmLambert-St Louis

Dec 1

STL11:49 amLambert-St Louis

12h 36m

1 stop

CDG7:25 amParis Charles de Gaulle

$648

Find similar

Lufthansa

Sep 27

CDG7:20 amParis Charles de Gaulle

23h 27m

2 stops

STL11:47 pmLambert-St Louis

Nov 13

STL11:49 amLambert-St Louis

16h 36m

1 stop

CDG11:25 amParis Charles de Gaulle

$941

Find similar

Lufthansa

Nov 25

CDG9:10 amParis Charles de Gaulle

15h 29m

2 stops

STL5:39 pmLambert-St Louis

Nov 29

STL5:11 pmLambert-St Louis

31h 14m

1 stop

CDG7:25 amParis Charles de Gaulle

$1,258

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Do 11/6

10:25 am-7:27 pm

2 stops16h 02m

Lambert-St Louis

Mi 11/19

2:51 pm-1:50 pm

2 stops15h 59m

$594

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Do 11/6

11:45 am-11:56 pm

2 stops19h 11m

Lambert-St Louis

Mi 11/19

5:40 pm-3:20 pm

2 stops14h 40m

$598

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Mi 11/26

11:45 am-11:56 pm

2 stops19h 11m

Lambert-St Louis

So 11/30

11:42 am-10:40 am

2 stops15h 58m

$600

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Di 11/25

7:10 am-7:30 pm

2 stops19h 20m

Lambert-St Louis

Mo 12/1

2:08 pm-1:45 pm

2 stops16h 37m

$601

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Do 11/6

1:30 pm-8:55 pm

1 stop14h 25m

Lambert-St Louis

Mi 11/19

1:20 pm-9:05 am

1 stop12h 45m

$606

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Mi 11/26

7:00 am-10:34 pm

2 stops22h 34m

Lambert-St Louis

So 11/30

7:00 am-9:05 am

1 stop19h 05m

$608

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Mi 11/26

6:15 am-1:55 pm

1 stop14h 40m

Lambert-St Louis

Mo 12/1

11:49 am-7:25 am

1 stop12h 36m

$648

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Di 11/25

10:20 am-7:39 pm

2 stops16h 19m

Lambert-St Louis

Mo 12/1

3:14 pm-9:55 am

1 stop11h 41m

$654

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Sa 10/4

9:00 am-7:57 pm

1 stop17h 57m

Lambert-St Louis

Do 11/27

8:00 am-9:55 am

1 stop18h 55m

$711

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Di 11/25

9:10 am-5:39 pm

2 stops15h 29m

Lambert-St Louis

Sa 11/29

5:11 pm-7:25 am

1 stop31h 14m

$1,258

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 $642.

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 $846 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 28% 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

Direct flights	None

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 12h 50m.
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 September 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.
What is the most popular airline from Paris to St. Louis?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Paris to St. Louis is United Airlines (100% of total bookings).

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 2,924 reviews		Search Iberia flights
United Airlines	PriceFrom $616	Free Cancellation	Rating 7.4 8,929 reviews		Search United Airlines flights

St. Charles

Chesterfield

Hermann

Fairview Heights

Florissant

Maryland Heights

O'Fallon

Fenton

Collinsville

Wentzville

Alton

St. Peters

Farmington

Festus

Glencoe

Clayton

Edwardsville

Eureka

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.