
Popular airlines from Seattle-Tacoma International Airport (SEA) to Changi Airport (SIN)
- EVA Airways
EVA Airways
- Starlux Airlines
Starlux Airlines
- Qatar Airways
Qatar Airways
- All Nippon Airways
All Nippon Airways
- Singapore Airlines
Singapore Airlines
- Cathay Pacific
Cathay Pacific
- Japan Airlines
Japan Airlines
- Plan, book, fly with confidence
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Cheap flights from Seattle (SEA) to Singapore (SIN)
Prices were available within the past 7 days and start at CA $450 for one-way flights and CA $905 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Find the cheapest month to fly from Seattle (SEA) to Singapore (SIN)
March is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | Seattle - Tacoma Intl. |
Destination airport | Changi |
Airlines serving | Air Canada, Alaska Airlines, All Nippon Airways, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, China Airlines, Delta, EVA Airways, Emirates, Japan Airlines, Korean Air, Lufthansa, Philippine Airlines, Qatar Airways, Singapore Airlines, Turkish Airlines, United |
Roundtrip price | CA $904 |
Distance | 12903 km |
Average flight time | 15 hours 20 mins |
Seattle to Singapore Flights
The easy way to book your flights from Seattle to Singapore
With Expedia, it’s simple to find and book flights to Singapore from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are Singapore Airlines nonstop flights to Changi, too.
Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Singapore today, tomorrow, or this week.
Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Changi, SIN
Sort your search results by price to find great deals on your flight from Seattle to Singapore—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Singapore from Seattle currently is just CA $905 rising to CA $1,237.
Here are more money-saving tips:
- Fly in September when flight prices are normally at their lowest
- Book about a month to 6 weeks before you travel for the best prices to Singapore
- Avoid peak season and weekends when flights can cost more
- Early morning and late-night flights are sometimes cheaper, so try varying your travel times
- One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!
Reasons to choose Expedia for your flight to Singapore from Seattle
Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Singapore with Expedia today.
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Top Routes from Seattle
- Seattle to Newark Liberty Intl. Airport (SEA - EWR)
- Seattle to Mumbai (SEA - BOM)
- Seattle to Los Angeles (SEA - LAX)
- Seattle to Miami (SEA - MIA)
- Seattle to New York (SEA - LGA)
- Seattle to Orange County (SEA - SNA)
- Seattle to Honolulu (SEA - HNL)
- Seattle to Delhi (SEA - DEL)
- Seattle to Minneapolis (SEA - MSP)
- Seattle to New York (SEA - JFK)
- Seattle to Dubai (SEA - DXB)
- Seattle to Dublin (SEA - DUB)
Top Routes to Singapore
- Ottawa to Singapore (YOW - SIN)
- Calgary to Singapore (YYC - SIN)
- Kuala Lumpur to Singapore (KUL - SIN)
- Hong Kong to Singapore (HKG - SIN)
- Winnipeg to Singapore (YWG - SIN)
- Manila to Singapore (MNL - SIN)
- Delhi to Singapore (DEL - SIN)
- Halifax to Singapore (YHZ - SIN)
- Victoria to Singapore (YYJ - SIN)
- Québec to Singapore (YQB - SIN)
- New York to Singapore (JFK - SIN)
- Montreal to Singapore (YUL - SIN)
Top Flight Destinations
Seattle Paine Field Intl. Airport
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