$529 Find Cheap Flights from Singapore to Portland - Compare and Save

In the last 5 days, the lowest price for a flight from Singapore to Portland was $529 for a one-way ticket and $902 for a round-trip.

Yes, you'll most likely have to show a valid passport before boarding the plane in Singapore and on arrival in Portland.

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

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 Singapore to Portland.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portland from Singapore 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 Portland with an airline and back to Singapore with another airline. Booking your flights between Singapore and PDX 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 Portland from Singapore up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.