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Cheap flights from St Louis (STL) to Bucharest (BBU)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from St Louis (STL) to Bucharest (BBU)

How to find the cheapest flight from St Louis (STL) to Bucharest (BBU)
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How to find the cheapest flight from St Louis (STL) to Bucharest (BBU)
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How to find the cheapest flight from St Louis (STL) to Bucharest (BBU)
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Cheap flights from St Louis to Bucharest in June , July 2026

29 Jun - 21 Jul $ 1,577.00
STL
St Louis
Frontier Airlines
3 STOPS
BBU
Bucharest
BBU
Bucharest
Frontier Airlines
3 STOPS
STL
St Louis
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30 Jun - 21 Jul $ 1,586.00
STL
St Louis
Frontier Airlines
3 STOPS
BBU
Bucharest
BBU
Bucharest
Frontier Airlines
3 STOPS
STL
St Louis
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29 Jun - 15 Jul $ 1,619.00
STL
St Louis
Frontier Airlines
3 STOPS
BBU
Bucharest
BBU
Bucharest
Frontier Airlines
3 STOPS
STL
St Louis
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Last minute flights from St Louis to Bucharest

28 Jun - 01 Jul $ 2,160.00
STL
St Louis
Frontier Airlines
3 STOPS
BBU
Bucharest
BBU
Bucharest
Frontier Airlines
3 STOPS
STL
St Louis
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28 Jun - 01 Jul $ 2,162.00
STL
St Louis
Frontier Airlines
3 STOPS
BBU
Bucharest
BBU
Bucharest
Frontier Airlines
3 STOPS
STL
St Louis
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28 Jun - 01 Jul $ 2,165.00
STL
St Louis
Frontier Airlines
3 STOPS
BBU
Bucharest
BBU
Bucharest
Frontier Airlines
3 STOPS
STL
St Louis
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One-way flights to Bucharest from St Louis

2:15 PM - 7:55 PM
Wizz Air
3 Stops
24h 5m
STL - BBU
$ 809
Kiwi
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1:20 PM - 8:15 PM
Wizz Air
3 Stops
25h 15m
STL - BBU
$ 818
Kiwi
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2:15 PM - 8:15 PM
Wizz Air
2 Stops
24h 20m
STL - BBU
$ 1,018
Kiwi
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How to find the cheapest flight from St Louis (STL) to Bucharest (BBU)

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