
Flight Deals from Portland to Singapore from $558
Top flight deals from leading airlines:







... and +100s more
Save up to 50% on select flights with Priceline
Save an average of $240 per person when bundling your flight and hotel together with Priceline
If a VIP member finds a better price elsewhere, we'll refund up to 200% of the difference
We’re always here for you - reach us 24 hours a day, 7 days a week
Stops
- Up to 1 stop$1209
- Up to 2 stops$1003
Airlines
- All Nippon Airways$1079
- American Airlines$1101
- Cathay Pacific$1291
- China Southern Airlines$3201
- EVA Air$1318
- Japan Airlines$1030
- KLM$1659
- Korean Air$1003
- Lufthansa$1733
- Qatar Airways$1216
- Singapore Airlines$1209
- Starlux Airlines$1115
- SWISS$1884
Cabin Class
- Economy$1003
Departure Airports
- Portland International Airport$1003
Arrival Airports
- Singapore Changi Airport$1003
Layover Airports
- Amsterdam Airport Schiphol$1659
- Chicago O Hare Airport$1884
- Dallas Fort Worth International Airport$1101
- Denver International Airport$1209
- Frankfurt am Main Airport$1733
- George Bush Intercontinental Houston Airport$1373
- Guangzhou Baiyun International Airport$3201
- Hamad International Airport$1216
- Hong Kong International Airport$1291
- Los Angeles International Airport$1030
- Munich Airport$1733
- San Diego International Airport$1046
- San Francisco International Airport$1079
- Seattle Tacoma International Airport$1003
- Seoul Incheon Airport$1003
- Taiwan Taoyuan International Airport$1115
- Tokyo Haneda Airport$1030
- Tokyo Narita Airport$1030
- Vancouver International Airport$1030
- Zürich Airport$1884
Best Price. GUARANTEED.
Exclusively for Priceline Members
Tired of searching? Book now!
We'll refund the difference if you find a lower price.
Book a flight & hotel together for extra savings.

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Top Deals on flights from Portland to Singapore
Portland, US (PDX) - Singapore, SG (SIN)

Sep 18
Sep 19
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Portland, US (PDX) - Singapore, SG (SIN)

Sep 3
Sep 4
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Portland, US (PDX) - Singapore, SG (SIN)

Jul 24
Jul 26
as low as
Portland, US (PDX) - Singapore, SG (SIN)

Sep 18
Sep 20
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Portland, US (PDX) - Singapore, SG (SIN)

Sep 18
Sep 20
as low as
Portland, US (PDX) - Singapore, SG (SIN)

Sep 18
Sep 20
as low as
Portland, US (PDX) - Singapore, SG (SIN)

Aug 28
Aug 30
as low as
Portland, US (PDX) - Singapore, SG (SIN)

Jul 21
Jul 23
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Portland, US (PDX) - Singapore, SG (SIN)

Aug 13
Aug 15
as low as
Portland, US (PDX) - Singapore, SG (SIN)

Aug 28
Aug 30
as low as
Portland, US (PDX) - Singapore, SG (SIN)

Nov 1
Nov 4
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Portland, US (PDX) - Singapore, SG (SIN)

Sep 18
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