$489 Find Cheap Flights from Portland to Singapore - Compare and Save

In the last 5 days, the lowest price for a flight from Portland to Singapore was $489 for a one-way ticket and $976 for a round-trip.

A passport is required to fly from Portland to Singapore.

Portland and Singapore are both served by 1 main airport. You will leave Portland from Portland and will be arriving at Singapore Changi.

We unfortunately don’t have that data for this specific route.

Star Alliance is the only airline alliance operating flights between Portland and Singapore.

San Francisco is the most popular layover city among KAYAK users traveling from Portland to Singapore.

The two airlines most popular with KAYAK users for flights from Portland to Singapore are Singapore Airlines and United Airlines. With an average price for the route of $1,001 and an overall rating of 8.2, Singapore Airlines is the most popular choice. United Airlines is also a great choice for the route, with an average price of $1,201 and an overall rating of 7.4.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portland to Singapore.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Singapore from Portland is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Singapore with an airline and back to Portland with another airline. Booking your flights between Portland and SIN can sometimes prove cheaper using this method.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Singapore from Portland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.