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Cheap flights from St Louis (STL) to Singapore (SIN)

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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 Singapore (SIN)

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

09 Jun - 09 Jul $ 1,608.00
STL
St Louis
Alaska Airlines
3 STOPS
SIN
Singapore
SIN
Singapore
Alaska Airlines
2 STOPS
STL
St Louis
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13 Jun - 07 Jul $ 2,148.00
STL
St Louis
Qatar Airways
2 STOPS
SIN
Singapore
SIN
Singapore
Qatar Airways
2 STOPS
STL
St Louis
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13 Jun - 02 Jul $ 5,716.00
STL
St Louis
Alaska Airlines
2 STOPS
SIN
Singapore
SIN
Singapore
Alaska Airlines
1 STOPS
STL
St Louis
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Last minute flights from St Louis to Singapore

09 Jun - 01 Jul $ 1,617.00
STL
St Louis
WestJet
3 STOPS
SIN
Singapore
SIN
Singapore
WestJet
3 STOPS
STL
St Louis
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09 Jun - 01 Jul $ 1,619.00
STL
St Louis
Frontier Airlines
3 STOPS
SIN
Singapore
SIN
Singapore
Frontier Airlines
3 STOPS
STL
St Louis
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09 Jun - 30 Jun $ 1,814.00
STL
St Louis
Alaska Airlines
3 STOPS
SIN
Singapore
SIN
Singapore
Alaska Airlines
2 STOPS
STL
St Louis
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One-way flights to Singapore from St Louis

4:12 PM - 9:30 AM
Philippine Airlines
3 Stops
32h 3m
STL - SIN
$ 735
Kiwi
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7:56 PM - 9:25 AM
EVA Air
2 Stops
28h 59m
STL - SIN
$ 1,155
Kiwi
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7:23 PM - 10:50 PM
United Airlines
1 Stops
21h 52m
STL - SIN
$ 1,415
Kiwi
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How to find the cheapest flight from St Louis (STL) to Singapore (SIN)

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