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Cheap flights from Portland (PDX) 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 Portland (PDX) to Singapore (SIN)

How to find the cheapest flight from Portland (PDX) to Singapore (SIN)
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How to find the cheapest flight from Portland (PDX) to Singapore (SIN)
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How to find the cheapest flight from Portland (PDX) to Singapore (SIN)
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Cheap flights from Portland to Singapore in July , August 2026

31 Jul - 13 Aug $ 1,067.00
PDX
Portland
Air Canada
1 STOPS
SIN
Singapore
SIN
Singapore
Air Canada
1 STOPS
PDX
Portland
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28 Jul - 11 Aug $ 1,090.00
PDX
Portland
Air Canada
1 STOPS
SIN
Singapore
SIN
Singapore
Air Canada
2 STOPS
PDX
Portland
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28 Jul - 06 Aug $ 1,701.00
PDX
Portland
Air Canada
1 STOPS
SIN
Singapore
SIN
Singapore
Air Canada
1 STOPS
PDX
Portland
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Last minute flights from Portland to Singapore

24 Jul - 31 Jul $ 1,515.00
PDX
Portland
United Airlines
1 STOPS
SIN
Singapore
SIN
Singapore
United Airlines
1 STOPS
PDX
Portland
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24 Jul - 31 Jul $ 1,515.00
PDX
Portland
United Airlines
1 STOPS
SIN
Singapore
SIN
Singapore
United Airlines
1 STOPS
PDX
Portland
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28 Jul - 31 Jul $ 5,613.00
PDX
Portland
Alaska Airlines
1 STOPS
SIN
Singapore
SIN
Singapore
Alaska Airlines
1 STOPS
PDX
Portland
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One-way flights to Singapore from Portland

7:45 PM - 10:50 PM
Air Canada
1 Stops
18h 30m
PDX - SIN
$ 458
Kiwi
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3:30 PM - 10:50 PM
Air Canada
1 Stops
22h 45m
PDX - SIN
$ 462
Kiwi
Pick dates
7:45 PM - 10:50 PM
Air Canada
1 Stops
18h 30m
PDX - SIN
$ 856
Kiwi
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How to find the cheapest flight from Portland (PDX) to Singapore (SIN)

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