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Cheap flights from Paris to St. Louis from £407

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Paris to St. Louis departing on 26/5. 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 Paris to St. Louis

Cheap return flights

Enter your travel dates to find the best prices.
Lufthansa Logo
07:45 - 13:25
CDG
-
STL
12h 40m
1 stop
Lufthansa Logo
13:13 - 09:20
STL
-
CDG
13h 07m
1 stop
£617Lufthansa
Mon, 8 Jun - Sat, 20 Jun
United Airlines Logo
07:25 - 13:25
CDG
-
STL
13h 00m
1 stop
United Airlines Logo
12:55 - 12:35
STL
-
CDG
16h 40m
1 stop
£619United Airlines
Fri, 29 May - Sun, 7 Jun
United Airlines Logo
07:45 - 13:25
CDG
-
STL
12h 40m
1 stop
United Airlines Logo
13:00 - 10:20
STL
-
CDG
14h 20m
1 stop
£620United Airlines
Mon, 8 Jun - Tue, 16 Jun
United Airlines Logo
09:40 - 18:13
CDG
-
STL
15h 33m
2 stops
United Airlines Logo
12:55 - 07:45
STL
-
CDG
11h 50m
1 stop
£621United Airlines
Sat, 6 Jun - Sun, 21 Jun
United Airlines Logo
07:20 - 20:25
CDG
-
STL
20h 05m
2 stops
United Airlines Logo
12:55 - 12:35
STL
-
CDG
16h 40m
1 stop
£622United Airlines
Sat, 30 May - Sun, 7 Jun
United Airlines Logo
09:40 - 19:31
CDG
-
STL
16h 51m
2 stops
United Airlines Logo
07:45 - 07:45
STL
-
CDG
17h 00m
2 stops
£624United Airlines
Sat, 25 Apr - Sat, 2 May
United Airlines Logo
14:45 - 22:44
CDG
-
STL
14h 59m
2 stops
United Airlines Logo
14:20 - 10:00
STL
-
CDG
12h 40m
1 stop
£627United Airlines
Sat, 6 Jun - Thu, 18 Jun
Multiple Airlines Logo
10:10 - 19:17
ORY
-
STL
16h 07m
2 stops
Multiple Airlines Logo
21:35 - 17:35
STL
-
ORY
13h 00m
1 stop
£1,234Multiple Airlines
Tue, 28 Jul - Tue, 11 Aug
British Airways Logo
13:45 - 19:30
ORY
-
STL
12h 45m
1 stop
British Airways Logo
21:35 - 17:35
STL
-
ORY
13h 00m
1 stop
£1,636British Airways
Wed, 13 May - Wed, 20 May
British Airways Logo
13:45 - 19:30
ORY
-
STL
12h 45m
1 stop
British Airways Logo
21:35 - 17:35
STL
-
ORY
13h 00m
1 stop
£1,677British Airways
Wed, 13 May - Wed, 20 May

British Airways flights from Paris to St. Louis

Our best British Airways deals on Paris to St. Louis flight tickets
British Airways
28 Mar
CDG10:25Paris Charles de Gaulle
16h 46m
2 stops
STL21:11Lambert-St Louis
1 Apr
STL18:33Lambert-St Louis
15h 57m
2 stops
CDG17:30Paris Charles de Gaulle
£714
British Airways
18 Aug
CDG14:30Paris Charles de Gaulle
12h 00m
1 stop
STL19:30Lambert-St Louis
29 Aug
STL20:00Lambert-St Louis
15h 40m
2 stops
CDG18:40Paris Charles de Gaulle
£730
British Airways
18 Aug
CDG14:30Paris Charles de Gaulle
12h 00m
1 stop
STL19:30Lambert-St Louis
29 Aug
STL20:00Lambert-St Louis
15h 40m
2 stops
CDG18:40Paris Charles de Gaulle
£733

Delta flights from Paris to St. Louis

Our best Delta deals on Paris to St. Louis flight tickets
Delta
10 Apr
CDG12:15Paris Charles de Gaulle
18h 10m
2 stops
STL23:25Lambert-St Louis
17 Apr
STL13:46Lambert-St Louis
14h 29m
2 stops
CDG11:15Paris Charles de Gaulle
£650
Delta
17 Apr
CDG12:15Paris Charles de Gaulle
17h 59m
2 stops
STL23:14Lambert-St Louis
30 Apr
STL13:46Lambert-St Louis
14h 29m
2 stops
CDG11:15Paris Charles de Gaulle
£691
Delta
7 Apr
CDG07:10Paris Charles de Gaulle
16h 22m
2 stops
STL16:32Lambert-St Louis
29 Apr
STL17:35Lambert-St Louis
13h 35m
2 stops
CDG14:10Paris Charles de Gaulle
£732

momondo Fare Finder

 
Customise your flight search to find flights from Paris to St. Louis 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 279,928 searches. Data last updated 15 March 2026.
Use the filters below to find and compare flights from Paris to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Mon 8/6

07:45-13:25

1 stop12h 40m

Lambert-St Louis

Sat 20/6

13:13-09:20

1 stop13h 07m

£617

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 29/5

07:25-13:25

1 stop13h 00m

Lambert-St Louis

Sun 7/6

12:55-12:35

1 stop16h 40m

£619

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Mon 8/6

07:45-13:25

1 stop12h 40m

Lambert-St Louis

Tue 16/6

13:00-10:20

1 stop14h 20m

£620

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Sat 6/6

09:40-18:13

2 stops15h 33m

Lambert-St Louis

Sun 21/6

12:55-07:45

1 stop11h 50m

£621

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Sat 30/5

07:20-20:25

2 stops20h 05m

Lambert-St Louis

Sun 7/6

12:55-12:35

1 stop16h 40m

£622

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Sat 25/4

09:40-19:31

2 stops16h 51m

Lambert-St Louis

Sat 2/5

07:45-07:45

2 stops17h 00m

£624

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Sat 6/6

14:45-22:44

2 stops14h 59m

Lambert-St Louis

Thu 18/6

14:20-10:00

1 stop12h 40m

£627

ParisSt. Louis

ORY - STL

ORYSTL

Paris Orly

Tue 28/7

10:10-19:17

2 stops16h 07m

Lambert-St Louis

Tue 11/8

21:35-17:35

1 stop13h 00m

£1,234
Fastest return journey

ParisSt. Louis

ORY - STL

ORYSTL

Paris Orly

Wed 13/5

13:45-19:30

1 stop12h 45m

Lambert-St Louis

Wed 20/5

21:35-17:35

1 stop13h 00m

£1,636

ParisSt. Louis

ORY - STL

ORYSTL

Paris Orly

Wed 13/5

13:45-19:30

1 stop12h 45m

Lambert-St Louis

Wed 20/5

21:35-17:35

1 stop13h 00m

£1,677

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

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

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 £451. 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 £513.

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 £661 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 £510 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

17h 33m

Direct flights

None
The fastest flight from Paris to St. Louis takes 17h 33m
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. 17h 33m 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.

Travelling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Collinsville

Why use momondo?

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.

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