Flights from St Louis to Brussels Capital Region

Flight deals from St Louis to Brussels Capital Region

Looking for cheap tickets from St Louis to Brussels Capital Region, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.

Brussels.R$ 1.690 per passenger.Departing Thu, 19 Mar.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from St Louis on Thu, 19 Mar, arriving in Brussels S. Charleroi.Price includes taxes and charges.From R$ 1.690, select.

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Flying from St Louis to Brussels Capital Region

Arm yourself with these facts on the fly.

Cheapest flight found	R$ 1.690
Cheapest month to fly	March
Cheapest airport to fly from	St Louis

How to find cheap flights from St Louis to Brussels Capital Region

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from St Louis to Brussels Capital Region. Other savvy travellers recently found return flights from R$ 2.917 and one-way tickets from R$ 1.690 one-way. Ready to join them? Here are a few tips to help you do it the smart way.

Fly from St Louis into Brussels International

At the moment, the lowest priced flight tickets to Brussels Capital Region are from St Louis Airport to Brussels International Airport.

Fly in April

We crunched the flight calendar and found the cheapest time to fly from St Louis to Brussels Capital Region is currently April.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from St Louis to anywhere you choose in Brussels Capital Region.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from St Louis to Brussels Capital Region go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the Brussels Capital Region to Brussels Capital Region flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

What's the average St Louis to Brussels Capital Region flight price?

We looked at all of the upcoming return flights from St Louis to Brussels Capital Region we could find over the next 12 months. It looks like R$ 2.917 is the best price. This is good, compared to the average Brussels Capital Region ticket price of R$ 2.917.

What is the cheapest month to fly from St Louis to Brussels Capital Region?

The cheapest month to fly from St Louis to Brussels Capital Region is currently April.

Which upcoming date is cheapest to fly from St Louis to Brussels Capital Region on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from St Louis to Brussels Capital Region on Tuesday, 14 April 2026.

Are there any direct flights from St Louis to Brussels Capital Region?

Currently, there aren't any direct flights from St Louis to Brussels Capital Region, but you can still fly with a stopover.

If I'm flying from St Louis, where in Brussels Capital Region is cheapest to fly into?

If you're flying from St Louis, the cheapest city in Brussels Capital Region to fly into is Brussels. The cheapest airport serving Brussels at the moment is Brussels International.