
Popular airlines from Changi Airport (SIN) to Seattle-Tacoma International Airport (SEA)
- All Nippon Airways
All Nippon Airways
- Qatar Airways
Qatar Airways
- Cathay Pacific
Cathay Pacific
- EVA Airways
EVA Airways
- Singapore Airlines
Singapore Airlines
- Emirates
Emirates
- Japan Airlines
Japan Airlines
- Plan, book, fly with confidence
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Cheap Flights from Singapore (SIN) to Seattle (SEA)
Prices were available within the past 7 days and start at £315 for one-way flights and £534 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Find the cheapest month to fly from Singapore (SIN) to Seattle (SEA)
May is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | Changi |
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | Air Canada, Air France, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, Delta, EVA Airways, Emirates, Finnair, Japan Airlines, KLM, Korean Air, Lufthansa, Philippine Airlines, Qatar Airways, Singapore Airlines, Turkish Airlines, United |
Return price | £534 |
Distance | 12903 km |
Average flight time | 15 hours 45 mins |
Compare flights from Singapore to Seattle easily and book with confidence
For travelling on business or for pleasure, Expedia makes it easy to book your flights from Singapore to Seattle. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Seattle - Tacoma Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Changi to Seattle - Tacoma Intl..
To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.
Grab a great deal on your flight from Changi (SIN) to Seattle - Tacoma Intl. (SEA)
The easiest way to view the best deals on flights from Singapore to Seattle today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Changi to Seattle - Tacoma Intl. start at just £534 and range up to £778.
To find an even better deal, try
- being flexible on your dates – midweek flights can be cheaper
- looking for other airports near Singapore and Seattle
- booking your flight during September, the cheapest month on this route
- varying your flight times – early morning and late at night are sometimes cheaper
Why you should book your Singapore to Seattle flight with Expedia!
We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Changi to Seattle - Tacoma Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.
Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.
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Top Routes from Singapore
- Singapore to Kuala Lumpur (SIN - KUL)
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- Singapore to Denpasar (SIN - DPS)
- Singapore to Taipei (SIN - TPE)
- Singapore to Samui Intl. Airport (SIN - USM)
- Singapore to Phuket (SIN - HKT)
- Singapore to Tokyo (SIN - NRT)
- Singapore to Langkawi (SIN - LGK)
- Singapore to Seoul (SIN - ICN)
- Singapore to Melbourne (SIN - MEL)
- Singapore to London (SIN - LHR)
Top Routes to Seattle
- Phoenix to Seattle (PHX - SEA)
- Newark Liberty Intl. Airport to Seattle (EWR - SEA)
- Los Angeles to Seattle (LAX - SEA)
- London to Seattle (LCY - SEA)
- Amsterdam to Seattle (AMS - SEA)
- Leeds to Seattle (LBA - SEA)
- Edinburgh to Seattle (EDI - SEA)
- New York to Seattle (JFK - SEA)
- Dubai to Seattle (DXB - SEA)
- Dublin to Seattle (DUB - SEA)
- Birmingham to Seattle (BHX - SEA)
- Vancouver to Seattle (YVR - SEA)
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