Cheap Flights from Portland International Airport to Singapore (SIN) Find and Compare the Best Airline Deals | Skyticket

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2025/4
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2025/4
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Portland (Oregon)－Singapore Changi Airport
April Lowest Airfares -----
Portland (Oregon)－Singapore Changi Airport
May Lowest Airfares -----

Portland (Oregon)－Singapore Changi Airport
June Lowest Airfares -----
Portland (Oregon)－Singapore Changi Airport
July Lowest Airfares -----
Portland (Oregon)－Singapore Changi Airport
August Lowest Airfares -----

Portland (Oregon)－Singapore
Estimated Flight Time
17 Hours 59 Minutes
Portland (Oregon)－Singapore
Number of Operating Airlines
17

Operating Airlines for Portland (Oregon)－Singapore Changi Airport Route
American Airlines

Air Canada

Finnair

Eva Air

Cathay Pacific

Delta Air Lines

Japan Airlines

Korean Air

Klm Royal Dutch Airlines

China Eastern Airlines

All Nippon Airways

Philippine Airlines

Qatar Airways

Singapore Airlines

Turkish Airlines

United Airlines

LCCBritish Airways

Other Destinations from:Portland (Oregon)

Portland (Oregon)－Tokyo(Narita)
USD645〜
Portland (Oregon)－Tokyo(Haneda)
USD658〜
Portland (Oregon)－Osaka(Kansai)
USD690〜
* Fares vary in accordance to seat availability
Other Departures to: Singapore
* Fares vary in accordance to seat availability