S$ 439 Find Cheap Flights from Seattle to Singapore

The cheapest ticket to Singapore from Seattle found in the last 72 hours was S$ 439 one-way, and S$ 929 round-trip. The most popular route is from Seattle to Singapore, and the cheapest return airline ticket found on this route in the last 72 hours was S$ 439.

Singapore Airlines flies most frequently to Singapore from Seattle.

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 Seattle to Singapore.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Seattle to Singapore is likely to change within 7 days, so travellers 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 return ticket. You could then fly from Seattle to Singapore with an airline and back with another airline.

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 from Seattle to Singapore up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.