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Cheap flights from St Louis (STL) to Luxembourg (LUX)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from St Louis (STL) to Luxembourg (LUX)

How to find the cheapest flight from St Louis (STL) to Luxembourg (LUX)
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How to find the cheapest flight from St Louis (STL) to Luxembourg (LUX)
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How to find the cheapest flight from St Louis (STL) to Luxembourg (LUX)
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Cheap flights from St Louis to Luxembourg in March , April 2026

29 Mar - 27 Apr $ 943.00
STL
St Louis
Frontier Airlines
3 STOPS
LUX
Luxembourg
LUX
Luxembourg
Frontier Airlines
3 STOPS
STL
St Louis
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23 Mar - 27 Apr $ 964.00
STL
St Louis
Frontier Airlines
3 STOPS
LUX
Luxembourg
LUX
Luxembourg
Frontier Airlines
3 STOPS
STL
St Louis
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23 Mar - 27 Apr $ 980.00
STL
St Louis
Frontier Airlines
3 STOPS
LUX
Luxembourg
LUX
Luxembourg
Frontier Airlines
3 STOPS
STL
St Louis
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Last minute flights from St Louis to Luxembourg

29 Mar - 02 Apr $ 1,091.00
STL
St Louis
Frontier Airlines
3 STOPS
LUX
Luxembourg
LUX
Luxembourg
Frontier Airlines
3 STOPS
STL
St Louis
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23 Mar - 02 Apr $ 1,128.00
STL
St Louis
Frontier Airlines
3 STOPS
LUX
Luxembourg
LUX
Luxembourg
Frontier Airlines
3 STOPS
STL
St Louis
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23 Mar - 01 Apr $ 1,243.00
STL
St Louis
Frontier Airlines
3 STOPS
LUX
Luxembourg
LUX
Luxembourg
Frontier Airlines
3 STOPS
STL
St Louis
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One-way flights to Luxembourg from St Louis

4:51 PM - 8:40 AM
Luxair
3 Stops
34h 39m
STL - LUX
$ 383
Kiwi
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7:47 AM - 8:45 PM
Luxair
3 Stops
32h 53m
STL - LUX
$ 404
Kiwi
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7:47 AM - 5:45 PM
SAS
3 Stops
29h 33m
STL - LUX
$ 420
Kiwi
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How to find the cheapest flight from St Louis (STL) to Luxembourg (LUX)

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