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

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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 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 March , April 2026

26 Mar - 06 Apr $ 1,160.00
STL
St Louis
United Airlines
1 STOPS
SIN
Singapore
SIN
Singapore
United Airlines
1 STOPS
STL
St Louis
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09 Mar - 10 Apr $ 1,642.00
STL
St Louis
Cathay Pacific
2 STOPS
SIN
Singapore
SIN
Singapore
Cathay Pacific
2 STOPS
STL
St Louis
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05 Mar - 04 Apr $ 3,354.00
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 Mar - 31 Mar $ 1,335.00
STL
St Louis
Hawaiian Airlines
2 STOPS
SIN
Singapore
SIN
Singapore
Hawaiian Airlines
3 STOPS
STL
St Louis
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09 Mar - 31 Mar $ 1,379.00
STL
St Louis
Hawaiian Airlines
2 STOPS
SIN
Singapore
SIN
Singapore
Hawaiian Airlines
2 STOPS
STL
St Louis
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25 Mar - 31 Mar $ 1,412.00
STL
St Louis
Hawaiian Airlines
3 STOPS
SIN
Singapore
SIN
Singapore
Hawaiian Airlines
2 STOPS
STL
St Louis
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One-way flights to Singapore from St Louis

10:33 AM - 1:40 AM
Cathay Pacific
2 Stops
30h 7m
STL - SIN
$ 510
Kiwi
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10:33 AM - 9:00 AM
Cathay Pacific
2 Stops
37h 32m
STL - SIN
$ 510
Kiwi
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6:51 AM - 10:35 AM
United Airlines
1 Stops
23h 24m
STL - SIN
$ 721
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.