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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 July , August 2026

29 Jul - 30 Aug $ 1,632.00
STL
St Louis
Frontier Airlines
2 STOPS
SIN
Singapore
SIN
Singapore
Frontier Airlines
2 STOPS
STL
St Louis
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29 Jul - 05 Aug $ 1,792.00
STL
St Louis
Alaska Airlines
2 STOPS
SIN
Singapore
SIN
Singapore
Alaska Airlines
2 STOPS
STL
St Louis
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29 Jul - 07 Aug $ 6,724.00
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

26 Jul - 01 Aug $ 1,751.00
STL
St Louis
WestJet
3 STOPS
SIN
Singapore
SIN
Singapore
WestJet
3 STOPS
STL
St Louis
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27 Jul - 01 Aug $ 1,752.00
STL
St Louis
WestJet
3 STOPS
SIN
Singapore
SIN
Singapore
WestJet
3 STOPS
STL
St Louis
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29 Jul - 01 Aug $ 1,866.00
STL
St Louis
WestJet
2 STOPS
SIN
Singapore
SIN
Singapore
WestJet
3 STOPS
STL
St Louis
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One-way flights to Singapore from St Louis

6:02 AM - 6:05 PM
Alaska Airlines
2 Stops
29h 18m
STL - SIN
$ 695
Kiwi
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7:56 PM - 7:30 AM
EVA Air
2 Stops
26h 59m
STL - SIN
$ 850
Kiwi
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2:40 PM - 10:50 PM
Air Canada
2 Stops
25h 35m
STL - SIN
$ 1,027
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.