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Cheap flights from St Louis (STL) to Brussels (BRU)

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0 Children (2~11)
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How to find the cheapest flight from St Louis (STL) to Brussels (BRU)

How to find the cheapest flight from St Louis (STL) to Brussels (BRU)
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How to find the cheapest flight from St Louis (STL) to Brussels (BRU)
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How to find the cheapest flight from St Louis (STL) to Brussels (BRU)
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Cheap flights from St Louis to Brussels in May , June 2026

30 May - 10 Jun $ 1,383.00
STL
St Louis
United Airlines
1 STOPS
BRU
Brussels
BRU
Brussels
United Airlines
1 STOPS
STL
St Louis
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27 May - 09 Jun $ 2,187.00
STL
St Louis
Aer Lingus
2 STOPS
BRU
Brussels
BRU
Brussels
Aer Lingus
2 STOPS
STL
St Louis
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27 May - 05 Jun $ 2,187.00
STL
St Louis
Aer Lingus
2 STOPS
BRU
Brussels
BRU
Brussels
Aer Lingus
2 STOPS
STL
St Louis
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Last minute flights from St Louis to Brussels

27 May - 01 Jun $ 1,593.00
STL
St Louis
Frontier Airlines
3 STOPS
BRU
Brussels
BRU
Brussels
Frontier Airlines
3 STOPS
STL
St Louis
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27 May - 01 Jun $ 1,691.00
STL
St Louis
Frontier Airlines
2 STOPS
BRU
Brussels
BRU
Brussels
Frontier Airlines
3 STOPS
STL
St Louis
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27 May - 01 Jun $ 1,698.00
STL
St Louis
Frontier Airlines
2 STOPS
BRU
Brussels
BRU
Brussels
Frontier Airlines
3 STOPS
STL
St Louis
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One-way flights to Brussels from St Louis

3:20 PM - 11:05 AM
United Airlines
2 Stops
14h 55m
STL - BRU
$ 796
Kiwi
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3:20 PM - 5:55 PM
United Airlines
1 Stops
10h 40m
STL - BRU
$ 800
Kiwi
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2:15 PM - 6:35 PM
United Airlines
1 Stops
10h 35m
STL - BRU
$ 808
Kiwi
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How to find the cheapest flight from St Louis (STL) to Brussels (BRU)

Related info for your journey
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How to find the cheapest flight from St Louis (STL) to Brussels (BRU)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to Brussels (BRU)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.