Cheap flights from St. Louis to Paris from $245
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 8/4. 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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How to get the cheapest flight ticket from St. Louis to Paris
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 cheapest month to fly to Paris?
The month of February is, on average, the cheapest month to fly to Paris from St. Louis, with most prices found around $715. If you are unable to visit Paris during the month of February, then departing from St. Louis during the month March is also very affordable. Most momondo users find prices during this month for around $787.
What is the cheapest day to depart on your flight to Paris?
The cheapest day to depart from St. Louis to Paris is on a Tuesday when prices can be found for as low as $849. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Paris on Saturday is $1,100.
What is the cheapest time of day to depart on your flight to Paris?
According to our data, the cheapest time of day to fly to Paris is in the evening. momondo users have found flights departing from St. Louis to Paris in the evening for as low as $903. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Paris are more costly in the afternoon, with an average ticket price of $1,012. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Paris?
You are more likely to see cheaper flights to Paris from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Paris for around $994 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Paris from St. Louis for as low as $750 on momondo.
What is the cheapest airline that flies from Lambert-St Louis to Paris?
Air Canada, Delta, and Iberia are the most popular carriers operating from Lambert-St Louis to Paris
What airlines fly to Paris?
United Airlines, Air France and Air Canada are the top three most popular airlines that fly to Paris from St. Louis according to our data. United Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Paris. Keep in mind that there are 8 different airlines that fly to Paris on a routine basis, so you have a few additional options to choose from.
When to book flights from St. Louis to Paris
Cheap St. Louis to Paris (STL to PAR) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from St. Louis to Paris
How far is Lambert-St Louis to Paris by plane?
Paris is 4379.5 mi away from Lambert-St Louis. 10h 20m is a normal flight duration for this route.
When did momondo last update prices for flights from Lambert-St Louis Airport to Paris?
Prices for flights from Lambert-St Louis Airport to Paris are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Paris?
The number of operators available for flights from Lambert-St Louis Airport to Paris is 8 as of July 2025.
How old do you have to be to fly from Lambert-St Louis Airport to Paris?
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.
What documentation or ID do you need to fly to Paris?
The travel and health documents you'll need for your trip to Paris 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. 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?
momondo data reveals that the most frequently booked airline on the route from St. Louis to Paris is United Airlines, representing 30% of all bookings. The subsequent popular airlines are Delta at 16%, Air France at 15%, and American Airlines at 14%.
Best airlines flying from St. Louis to Paris
Compare and see reviews for airlines that fly from St. Louis to Paris with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $594 | Free Cancellation | Rating 6.6 7,103 reviews | |||
| PriceFrom $609 | Free Cancellation | Rating 7.4 8,842 reviews | |||
| PriceFrom $642 | Free Cancellation | Rating 7.5 1,468 reviews | |||
| PriceFrom $662 | Free Cancellation | Rating 7.8 1,370 reviews | |||
| PriceFrom $676 | Free Cancellation | Rating 8.0 7,954 reviews | |||
| PriceFrom $743 | Free Cancellation | Rating 7.1 9,691 reviews | |||
| PriceFrom $756 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $778 | Free Cancellation | Rating 6.8 7,197 reviews |
Traveling to a place near Paris?
Book flights to Paris if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from St. Louis to Paris?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Paris from St. Louis.
Can I find flights from St. Louis to Paris with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Paris from St. Louis with this policy.
How can momondo help me find flights from St. Louis to Paris?
momondo helps you find the best flight between St. Louis and Paris by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from St. Louis to Paris right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of St. Louis to Paris flights. All you need is a valid email address and we will do the rest; it is that quick and easy.