$483 Find Cheap Flights from Belgium to St. Louis

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to St. Louis departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

 
These are the airlines KAYAK users have selected most often from within our search results for flights to St. Louis, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results for flights to St. Louis, as well as popular online travel agencies
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Flight Deals

Cheap Flights from Belgium to St. Louis

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Belgium to St. Louis that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Belgium to St. Louis

Thu, Oct 8 - Sat, Oct 17
Multiple Airlines Logo
6:20 am - 6:41 pm
BRU
-
STL
19h 21m
2 stops
Multiple Airlines Logo
12:10 pm - 7:10 am
STL
-
BRU
12h 00m
1 stop
$753Multiple Airlines
Fri, Jun 5 - Tue, Jun 9
Multiple Airlines Logo
6:20 am - 1:25 pm
BRU
-
STL
14h 05m
1 stop
Multiple Airlines Logo
2:15 pm - 1:15 pm
STL
-
BRU
16h 00m
2 stops
$758Multiple Airlines
Thu, Oct 8 - Sat, Oct 17
Multiple Airlines Logo
9:25 am - 6:41 pm
BRU
-
STL
16h 16m
1 stop
Multiple Airlines Logo
12:10 pm - 7:10 am
STL
-
BRU
12h 00m
1 stop
$764Multiple Airlines
Mon, Jun 22 - Sun, Jun 28
Lufthansa Logo
6:20 am - 1:25 pm
BRU
-
STL
14h 05m
1 stop
Lufthansa Logo
1:13 pm - 9:00 am
STL
-
BRU
12h 47m
1 stop
$768Lufthansa
Mon, Jun 8 - Sun, Jun 14
Multiple Airlines Logo
6:20 am - 1:25 pm
BRU
-
STL
14h 05m
1 stop
Multiple Airlines Logo
8:10 am - 7:10 am
STL
-
BRU
16h 00m
2 stops
$771Multiple Airlines
Fri, Jun 5 - Tue, Jun 9
Lufthansa Logo
6:20 am - 1:25 pm
BRU
-
STL
14h 05m
1 stop
Lufthansa Logo
8:43 am - 7:15 am
STL
-
BRU
15h 32m
1 stop
$773Lufthansa
Thu, Jun 11 - Wed, Jun 24
Lufthansa Logo
8:30 am - 3:46 pm
BRU
-
STL
14h 16m
2 stops
Lufthansa Logo
12:23 pm - 7:45 am
STL
-
BRU
12h 22m
1 stop
$776Lufthansa
Mon, Jun 22 - Sun, Jun 28
Multiple Airlines Logo
6:20 am - 3:46 pm
BRU
-
STL
16h 26m
2 stops
Multiple Airlines Logo
10:20 am - 7:50 am
STL
-
BRU
14h 30m
2 stops
$777Multiple Airlines
Sun, Jun 21 - Sun, Jun 28
Air Canada Logo
6:20 am - 8:25 pm
BRU
-
STL
21h 05m
2 stops
Air Canada Logo
1:20 pm - 7:10 am
STL
-
BRU
10h 50m
1 stop
$779Air Canada
Sun, Jun 21 - Sun, Jun 28
Air Canada Logo
6:20 am - 8:25 pm
BRU
-
STL
21h 05m
2 stops
Air Canada Logo
1:20 pm - 1:40 pm
STL
-
BRU
17h 20m
2 stops
$781Air Canada
Booking Insights

KAYAK's insights & trends for flights to St. Louis

Get data-powered insights and trends for flights to St. Louis to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest flight to St. Louis?

These are the best round-trip prices found by users searching on KAYAK in the last 7 days.

In the last 7 days, the cheapest flight deal to St. Louis was found on the route from Brussels, at $753 return. The most popular connection is from New York to St. Louis and KAYAK users have found round-trip deals for as low as $312 in the last 7 days.

Find deals

Good to know

Low seasonMarch
Cheapest flight$483
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly and prices are also 10% lower on average.
Flight from Brussels to St. Louis

FAQs - booking St. Louis flights

  • What is the cheapest flight to St. Louis?

    In the last 7 days, the cheapest flight deal to St. Louis was found on the route from Brussels, at $753 return. The most popular connection is from New York to St. Louis and KAYAK users have found round-trip deals for as low as $312 in the last 7 days.

  • How far is Lambert-St Louis Airport from central St. Louis?

    Central St. Louis is 13 miles away from Lambert-St Louis Airport.

  • What is the name of St. Louis’s airport?

    When flying to St. Louis, you'll arrive at Lambert-St Louis Airport (STL). The airport is also known as Lambert Field, Lambert-St Louis, St. Louis Lambert, or St. Louis Lambert Intl.

  • How does KAYAK find such low prices on flights to St. Louis?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to St. Louis.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to St. Louis?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights to St. Louis?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to St. Louis?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • How many direct flights to St. Louis are there each week?

    Each week there are around 3,096 direct flights from within Belgium to St. Louis. The most common day for departures is Sunday, with 19% of flights taking off on this day.

Top tips for finding cheap flights to St. Louis

  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest St. Louis flight deals.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
O'Fallon
Wentzville
Farmington
Eureka
Litchfield
Grafton
Shrewsbury
Glencoe

Everything you need to know for your flight to St. Louis

Information on the airport you'll fly into in St. Louis

St. Louis (STL)