$341 Cheap Flights to Saint-Louis

Flights to Saint-Louis at a glance

Flying to Saint-Louis is easy—choose between full-service and budget airlines, compare flight times, and select the option that best fits your budget, schedule, and plans for exploring the city's renowned attractions and neighborhoods.

• Major airport in Saint-Louis: EuroAirport (BSL)
• Flights per week: 250+ flights arriving at Saint-Louis airport
• Number of airlines that fly to Saint-Louis: around 15+ carriers

Popular airport in Saint-Louis

Saint-Louis is a vibrant city perfect for family getaways, entertainment, and sports vacations. Visitors are drawn to Saint-Louis for its outdoor activities, family-friendly atmosphere, stunning scenery, adventurous spirit, and rich culture. The city is conveniently served by a major airport.

• EuroAirport (BSL): Situated in Haut-Rhin, Grand Est, this airport caters to international travelers with connections to approximately 35 global destinations. Passengers may opt for business class for enhanced comfort, based on the specific routes and airlines. Major airlines operating here include British Airways, easyJet, and Lufthansa.

Top routes to Saint-Louis

• London (LGW/LHR) to Saint-Louis (BSL), with one-way flights starting at around $65
• New York (JFK) to Saint-Louis (BSL), with one-way flights starting at around $260
• Amsterdam (AMS) to Saint-Louis (BSL), with one-way tickets available from around $95
• Barcelona (BCN) to Saint-Louis (BSL), with one-way fares starting at around $25
• Madrid (MAD) to Saint-Louis (BSL), with one-way fares starting at around $50

Cheapest routes to Saint-Louis

• Barcelona (BCN) to Saint-Louis (BSL), with cheap one-way fares from around $25
• Budapest (BUD) to Saint-Louis (BSL), with low-cost one-way tickets from around $35
• Dublin (DUB) to Saint-Louis (BSL), with budget one-way fares from around $40
• Krakow (KRK) to Saint-Louis (BSL), with cheap one-way fares from around $45
• Copenhagen (CPH) to Saint-Louis (BSL), with affordable one-way prices from around $45

*Flight times and fares vary by season and availability and are based on one-way routes

Top airlines with flights to Saint-Louis

• British Airways: Operating flights to EuroAirport (BSL), this airline represents about 24% of arrivals to Saint-Louis. One-way fares typically hover around $420, with premium cabin services that may include business class, depending on the route.
• easyJet: This carrier also serves EuroAirport (BSL) and is responsible for roughly 23% of arrivals to Saint-Louis. Travelers can expect average one-way fares around $140.
• Lufthansa: Flying into EuroAirport (BSL), Lufthansa accounts for approximately 13% of arrivals to Saint-Louis. The average fare for a one-way ticket is about $360.
• United: With flights to EuroAirport (BSL), United constitutes about 10% of arrivals to Saint-Louis. Average one-way fares are around $500, and premium cabin services may offer business class depending on the route.
• American Airlines: Serving EuroAirport (BSL), this airline makes up approximately 6% of arrivals to Saint-Louis. Travelers can expect an average one-way fare of about $520.

Best time to fly to Saint-Louis

The most popular months for travelers to fly to Saint-Louis are March, June, and December, when peak temperatures in Saint-Louis can reach up to 64.4°F in June. If you prefer quieter travel, consider February, the least busy time to visit with temperatures around 36.5°F and typically the lowest average one-way fare (around $248), roughly 34% cheaper than the yearly average.

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

How to save money on a flight to Saint-Louis

Getting some of the best deals on flights to Saint-Louis is all about timing and flexibility. Here are some key tips to help you save:

1. Compare flight options—use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
2. Set up price alerts—as an Expedia member you can use Price Tracking to receive notifications when flight prices change.
3. Bundle and save—book a flight and unlock a hotel deal on Expedia*, or explore our Saint-Louis hotel and flight deals.
4. Think about luggage-nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your baggage allowance before confirming your booking to avoid excess baggage fees at the airport.
5. Earn miles—you can earn airline miles when you book your Saint-Louis flight with Expedia. Just select your frequent flyer program and enter your program number when confirming your booking.

*For members. Select hotels.

Arriving in Saint-Louis

Saint-Louis welcomes travelers through its range of transport options based on price, convenience, and proximity. Here's how to reach Saint-Louis efficiently:

• Public transportation: From EuroAirport, several transportation options are easily accessible by car. Saint-Louis La Chaussée Station, a train station, is about 1.3 miles from the airport, while University Tram Stop, a metro station, and Basel Seaport, a seaport, are both located approximately 4.5 miles away, providing convenient links for travelers.
• Hotel transfer: Transfers offer a convenient way to reach your hotel in Saint-Louis, with options including free hotel shuttles and private rides, which can be arranged in advance.
• Car rental: Renting a car in Saint-Louis is a good option if you plan to explore and sightsee beyond the city. Browse cheap car rentals in Saint-Louis on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.

Where to stay around Saint-Louis

• Blotzheim: Located 3 miles drive away from Saint-Louis, Blotzheim offers a delightful blend of family-friendly activities and outdoor experiences. Visitors can enjoy various venues, including an arena entertainment facility and a vibrant public market. For nature enthusiasts, the nearby Petite Camargue Alsacienne Nature Reserve is a must-see, while the Plage de Huningue provides a lovely spot for a beach day. Don't miss the cultural gem, Fondation Fernet-Branca, which showcases contemporary art, making Blotzheim a great destination for exploration and relaxation.
• Huningue: Huningue is located 1.0 mile drive away from Saint-Louis and is perfect for travelers seeking outdoor adventures and family fun. The city features an array of activities, from arena entertainment to nearby ski resorts during the winter months. Nature lovers can explore the picturesque Petite Camargue Alsacienne Nature Reserve, while the Plage de Huningue is ideal for a sunny day by the water. The Fondation Fernet-Branca also adds a cultural touch, inviting visitors to appreciate its artistic offerings.
• Hagenthal-le-Bas: Situated 6 miles drive away from Saint-Louis, Hagenthal-le-Bas is a fantastic spot for families and sports enthusiasts alike. The city boasts an aquatic center and a planetarium observatory, making it an entertaining place to visit. With the scenic Petite Camargue Alsacienne Nature Reserve close by, outdoor activities abound. Visitors can also unwind at the Plage de Huningue or explore the art exhibits at Fondation Fernet-Branca, ensuring a well-rounded experience in this charming locale.

Tips for short-haul flights to Saint-Louis

For quick getaways, efficiency is key. Here is how to make your short-haul journey smoother:

• Pack light and skip checked bags—when flying with budget airlines, it's often more economical to travel with just a carry-on. Maximize space by using mini toiletries, wearing your heaviest clothing, and planning your outfits wisely. This also allows you to bypass the wait at baggage claim upon arrival.
• Bring your own entertainment—many short-haul flights may lack in-flight entertainment options. Prepare ahead by downloading TV shows, movies, music, or podcasts, and consider bringing a book to keep yourself entertained. Don't forget to charge your devices fully before you board.
• Arrive at the airport in plenty of time—even for short or domestic flights, it's advisable to arrive at least 1.5 to 2 hours before your departure, taking into account traffic and security lines.
• Bring your own snacks and water—pack your favorite snacks and a refillable water bottle to stay hydrated and save money while at the airport.

Tips for long-haul flights to Saint-Louis

Flying long-haul sometimes requires extra planning to ensure a comfortable journey:

• Select your seat in advance—for long flights, choosing the right seat is essential for your comfort. Full-service airlines often provide complimentary seat selection once online check-in opens, typically 24–48 hours before your flight. Some airlines even allow seat selection earlier than this.
• Arrive at the airport in plenty of time—make sure to arrive at least 3 hours before your departure for international flights to accommodate check-in, security, and immigration procedures.
• Relax at the airport—if you have some extra time, take the opportunity to explore the shops, enjoy a coffee, or unwind at your gate or in a departure lounge if you have access. Most airports offer free Wi-Fi, so you can stay connected.
• Adjust to the new time zone mid-flight—begin acclimating your body clock by changing your watch and sleep schedule to align with your destination's time zone. Aim to sleep or stay awake during the flight according to the local time of your arrival to help minimize jet lag.

Tips to find the cheapest flights to Saint-Louis

The cheapest day to fly

Get started finding a cheap flight to Saint-Louis on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

November is the cheapest month to fly to Saint-Louis. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Saint-Louis. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to Saint-Louis, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to Saint-Louis

The lowest price for round-trip flights to Saint-Louis in 2026 starts from $590, while one-way tickets start from from $341. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Saint-Louis. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Saint-Louis

American Airlines, British Airways, Lufthansa, Delta, KLM, United, Air Canada are just some of the airlines that can typically offer cheap tickets to Saint-Louis. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Saint-Louis and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Saint-Louis, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Saint-Louis. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your Saint-Louis plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to Saint-Louis

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Saint-Louis.

Stopover savings

The cheapest tickets to Saint-Louis are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Saint-Louis. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to Saint-Louis for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Saint-Louis. Simply download the free Expedia app to your smart device and activate Saint-Louis flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Saint-Louis. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.