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

British Airways and Finnair 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 refresh daily.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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.

£354 Cheap Flights from Paris to St. Louis in 2026

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 £580 to £615. The lowest price recently found on this route was £465.

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Find the cheapest flights from Paris to St. Louis

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One-way

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Enter your travel dates to find the best prices.

10:50 - 23:42

CDG

STL

19h 52m

2 stops

17:00 - 12:40

STL

CDG

12h 40m

1 stop

£465Finnair

Tue, 26 May - Mon, 6 Jul

11:55 - 10:59

CDG

STL

29h 04m

2 stops

19:49 - 23:00

STL

CDG

20h 11m

2 stops

£476British Airways

Tue, 10 Mar - Tue, 26 May

11:05 - 22:58

CDG

STL

17h 53m

1 stop

09:35 - 09:05

STL

CDG

17h 30m

1 stop

£505Iberia

Fri, 13 Mar - Fri, 20 Mar

11:30 - 08:51

CDG

STL

27h 21m

2 stops

19:49 - 22:50

STL

CDG

20h 01m

2 stops

£506British Airways

Tue, 10 Mar - Mon, 25 May

11:25 - 22:58

CDG

STL

17h 33m

2 stops

09:35 - 06:35

STL

CDG

15h 00m

2 stops

£519Multiple Airlines

Fri, 13 Mar - Fri, 20 Mar

07:15 - 22:14

CDG

STL

21h 59m

2 stops

17:00 - 12:40

STL

CDG

12h 40m

1 stop

£530Finnair

Wed, 20 May - Sat, 30 May

20:35 - 23:44

CDG

STL

33h 09m

2 stops

19:49 - 22:50

STL

CDG

20h 01m

2 stops

£537British Airways

Sun, 15 Mar - Mon, 25 May

11:40 - 08:38

CDG

STL

26h 58m

2 stops

19:49 - 23:00

STL

CDG

20h 11m

2 stops

£541British Airways

Sat, 14 Mar - Tue, 26 May

10:30 - 20:13

CDG

STL

16h 43m

2 stops

18:50 - 17:40

STL

CDG

16h 50m

2 stops

£550British Airways

Fri, 6 Feb - Thu, 26 Mar

11:40 - 23:35

ORY

STL

17h 55m

2 stops

06:00 - 22:25

STL

ORY

34h 25m

2 stops

£831Multiple Airlines

Fri, 13 Mar - Fri, 20 Mar

British Airways flights from Paris to St. Louis

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

British Airways

10 Mar

CDG11:55Paris Charles de Gaulle

29h 04m

2 stops

STL10:59Lambert-St Louis

26 May

STL19:49Lambert-St Louis

20h 11m

2 stops

CDG23:00Paris Charles de Gaulle

£476

British Airways

10 Mar

CDG11:30Paris Charles de Gaulle

27h 21m

2 stops

STL08:51Lambert-St Louis

25 May

STL19:49Lambert-St Louis

20h 01m

2 stops

CDG22:50Paris Charles de Gaulle

£506

British Airways

2 Feb

CDG11:55Paris Charles de Gaulle

15h 18m

2 stops

STL20:13Lambert-St Louis

15 Feb

STL14:19Lambert-St Louis

16h 46m

2 stops

CDG14:05Paris Charles de Gaulle

£515

United Airlines flights from Paris to St. Louis

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

United Airlines

15 Mar

CDG08:45Paris Charles de Gaulle

18h 22m

2 stops

STL21:07Lambert-St Louis

24 May

STL13:00Lambert-St Louis

11h 05m

1 stop

CDG07:05Paris Charles de Gaulle

£563

United Airlines

16 Mar

CDG14:25Paris Charles de Gaulle

28h 02m

2 stops

STL12:27Lambert-St Louis

25 May

STL13:00Lambert-St Louis

14h 20m

1 stop

CDG10:20Paris Charles de Gaulle

£565

United Airlines

14 Mar

CDG08:50Paris Charles de Gaulle

18h 52m

2 stops

STL21:42Lambert-St Louis

26 May

STL13:00Lambert-St Louis

14h 20m

1 stop

CDG10:20Paris Charles de Gaulle

£574

Fly from

Fly to

Route

Depart

Return

Price

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Tue 26/5

10:50-23:42

2 stops19h 52m

Lambert-St Louis

Mon 6/7

17:00-12:40

1 stop12h 40m

£465

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Tue 10/3

11:55-10:59

2 stops29h 04m

Lambert-St Louis

Tue 26/5

19:49-23:00

2 stops20h 11m

£476

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 13/3

11:05-22:58

1 stop17h 53m

Lambert-St Louis

Fri 20/3

09:35-09:05

1 stop17h 30m

£505

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Tue 10/3

11:30-08:51

2 stops27h 21m

Lambert-St Louis

Mon 25/5

19:49-22:50

2 stops20h 01m

£506

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 13/3

11:25-22:58

2 stops17h 33m

Lambert-St Louis

Fri 20/3

09:35-06:35

2 stops15h 00m

£519

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Wed 20/5

07:15-22:14

2 stops21h 59m

Lambert-St Louis

Sat 30/5

17:00-12:40

1 stop12h 40m

£530

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Sun 15/3

20:35-23:44

2 stops33h 09m

Lambert-St Louis

Mon 25/5

19:49-22:50

2 stops20h 01m

£537

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Sat 14/3

11:40-08:38

2 stops26h 58m

Lambert-St Louis

Tue 26/5

19:49-23:00

2 stops20h 11m

£541

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 6/2

10:30-20:13

2 stops16h 43m

Lambert-St Louis

Thu 26/3

18:50-17:40

2 stops16h 50m

£550

ParisSt. Louis

ORY - STL

ORYSTL

Paris Orly

Fri 13/3

11:40-23:35

2 stops17h 55m

Lambert-St Louis

Fri 20/3

06:00-22:25

2 stops34h 25m

£831

Flights are sorted by cheapest return 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?

The month of May is, on average, the cheapest month to fly to St. Louis from Paris, with most prices found around £435. If you’re not able to fly to St. Louis in May, then December is your next best option. Flight prices from Paris to St. Louis during December average around £494.

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 £620 when searching weeks before you fly. 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 £489 on momondo.

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

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 return 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	18h 47m
Direct flights	None

The fastest flight from Paris to St. Louis takes 18h 47m

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?
The distance between Paris and Lambert-St Louis is about 4379.5 mi. 18h 47m is a normal flight duration for this route.
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 refresh daily.
How old do you have to be to fly from Paris to Lambert-St Louis Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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.

Collinsville

St. Charles

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

It is quick and easy to find Paris to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

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?

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