$1,620 Cheap Flights from Antwerp (ANR) to St. Louis (STL)

View $1,620 flight on Thu, Sep 18, 2025Opens in a new window

Popular airlines from Antwerp (ANR-Antwerp Intl.) to St. Louis Lambert Intl. Airport (STL)

Cheap Flights from Antwerp to St. Louis (ANR-STL)

Prices were available within the past 7 days and start at $1,620 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Antwerp (ANR) to St. Louis (STL)
Origin airport
Antwerp Intl.
Destination airport
Lambert-St. Louis Intl.
Distance
4385 mi

Antwerp to St. Louis Flights

The cheapest times to fly from Antwerp to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Antwerp to St. Louis are during the month of . You can find some of the cheapest flights from Antwerp to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Antwerp to St. Louis

Sunday is one of the best days to book for cheap flights from Antwerp to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Antwerp to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Antwerp to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,620 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Antwerp to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Antwerp to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

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

 

Frequently asked questions

How much does a flight from Antwerp Intl. Airport (ANR) to Lambert-St. Louis Intl. Airport (STL) cost?
Discover the latest flight deals from ANR to STL by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ANR to STL?
The cheapest flights from ANR to STL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from ANR to STL?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ANR to STL. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Antwerp Intl. Airport (ANR) to Lambert-St. Louis Intl. Airport (STL)?
There aren't any daily nonstop flights available from Antwerp Intl. Airport (ANR) to Lambert-St. Louis Intl. Airport (STL). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from ANR to STL?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can change based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Antwerp Intl. Airport (ANR) to Lambert-St. Louis Intl. Airport (STL)?
To arrive at Lambert-St. Louis Intl. Airport (STL) without delays, choose a flight that leaves from Antwerp Intl. Airport (ANR) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Antwerp Intl. Airport (ANR) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Last-minute bookings from ANR to STL are typically more expensive. For the best rates, start looking for flights early. That being said, if you can play around with your travel dates, you may score a cheap ticket right before your trip.
Is it cheaper to book an ANR to STL flight and hotel package?
Compared with arranging flights and hotels separately, booking an ANR to STL flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place will take the stress out of travel planning. Just pick your flights and select from our wide range of hotels, then customize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Antwerp Intl. Airport (ANR) to Lambert-St. Louis Intl. Airport (STL)?
Generally, it's possible to reschedule or cancel your ANR to STL flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.