NZ$562 Cheap Flights Seattle to Singapore (SEA-SIN)

View NZ$562 flight on Tue, 24 Mar 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Changi Airport (SIN)

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Cheap Flights from Seattle (SEA) to Singapore (SIN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 6 Nov - Thu, 20 Nov
SEA
Seattle
SIN
Singapore
NZ$1,283 Return, found 1 day ago
NZ$1,283
Return
found 1 day ago
Select United flight, departing Thu, 6 Nov from Seattle to Singapore, returning Thu, 20 Nov, priced at NZ$1,283 found 1 day ago
Asiana Airlines
Sun, 10 May - Mon, 11 May
SEA
Seattle
SIN
Singapore
NZ$1,304 Return, found 1 day ago
NZ$1,304
Return
found 1 day ago
Select Asiana Airlines flight, departing Sun, 10 May from Seattle to Singapore, returning Mon, 11 May, priced at NZ$1,304 found 1 day ago
Korean Air
Thu, 6 Nov - Thu, 20 Nov
SEA
Seattle
SIN
Singapore
NZ$1,364 Return, found 1 day ago
NZ$1,364
Return
found 1 day ago
Select Korean Air flight, departing Thu, 6 Nov from Seattle to Singapore, returning Thu, 20 Nov, priced at NZ$1,364 found 1 day ago
Air Canada
Tue, 24 Mar - Fri, 10 Apr
SEA
Seattle
SIN
Singapore
NZ$1,389 Return, found 1 day ago
NZ$1,389
Return
found 1 day ago
Select Air Canada flight, departing Tue, 24 Mar from Seattle to Singapore, returning Fri, 10 Apr, priced at NZ$1,389 found 1 day ago
Cathay Pacific
Tue, 24 Mar - Fri, 10 Apr
SEA
Seattle
SIN
Singapore
NZ$1,488 Return, found 1 day ago
NZ$1,488
Return
found 1 day ago
Select Cathay Pacific flight, departing Tue, 24 Mar from Seattle to Singapore, returning Fri, 10 Apr, priced at NZ$1,488 found 1 day ago
Singapore Airlines
Tue, 24 Mar - Fri, 10 Apr
SEA
Seattle
SIN
Singapore
NZ$1,515 Return, found 1 day ago
NZ$1,515
Return
found 1 day ago
Select Singapore Airlines flight, departing Tue, 24 Mar from Seattle to Singapore, returning Fri, 10 Apr, priced at NZ$1,515 found 1 day ago
Philippine Airlines
Tue, 24 Mar - Fri, 10 Apr
SEA
Seattle
SIN
Singapore
NZ$1,593 Return, found 1 day ago
NZ$1,593
Return
found 1 day ago
Select Philippine Airlines flight, departing Tue, 24 Mar from Seattle to Singapore, returning Fri, 10 Apr, priced at NZ$1,593 found 1 day ago
Delta
Tue, 24 Mar - Fri, 10 Apr
SEA
Seattle
SIN
Singapore
NZ$1,690 Return, found 1 day ago
NZ$1,690
Return
found 1 day ago
Select Delta flight, departing Tue, 24 Mar from Seattle to Singapore, returning Fri, 10 Apr, priced at NZ$1,690 found 1 day ago
China Airlines
Sun, 10 May - Mon, 11 May
SEA
Seattle
SIN
Singapore
NZ$1,837 Return, found 1 day ago
NZ$1,837
Return
found 1 day ago
Select China Airlines flight, departing Sun, 10 May from Seattle to Singapore, returning Mon, 11 May, priced at NZ$1,837 found 1 day ago
EVA Airways
Thu, 6 Nov - Thu, 20 Nov
SEA
Seattle
SIN
Singapore
NZ$1,854 Return, found 1 day ago
NZ$1,854
Return
found 1 day ago
Select EVA Airways flight, departing Thu, 6 Nov from Seattle to Singapore, returning Thu, 20 Nov, priced at NZ$1,854 found 1 day ago

Frequently asked questions

How much is a flight from SEA to Changi Airport (SIN)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip journey from SEA to Singapore Airport was NZ$1,283. Cheap fares don't wait forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Changi Airport (SIN)?
Most flights can be cancelled online, but every air carrier has different terms and conditions. If you do have to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to Changi Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SEA to SIN flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Seattle - Tacoma Intl. Airport (SEA) to Changi Airport?
The distance is around 13 000 kilometres, so pack your carry-on bag with all you need to make your journey comfortable. Not sure what to take on board your SeaTac to Singapore flight? A sleep mask, earplugs and a travel pillow are among the essentials.
Which airlines fly direct from SEA to Singapore Airport?
Operating 13 flights every month, Singapore Airlines (SQ) is a popular choice when flying directly from Sea-Tac Airport to Changi Airport (SIN).
Are Seattle - Tacoma Intl. Airport (SEA) to Changi Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices always go up and down, so not always. While last-minute deals between Sea-Tac Airport and Singapore Airport are possible, it's also a good idea to monitor prices well before you fly. In fact, some air carriers publicize their prices up to a year before the departure date. Expedia is continuously updating the best airfare bargains around, so check back often and be ready to secure your seat when the price is right.

Travel information

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Changi
Airlines serving
Air Canada, Air France, All Nippon Airways, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, China Airlines, Delta, EVA Airways, Emirates, Japan Airlines, KLM, Korean Air, Lufthansa, Philippine Airlines, Qatar Airways, Singapore Airlines, Turkish Airlines, United
Return price
NZ$1,283
Distance
12903 km
Average flight time
15 hours 20 mins

Book with confidence

Book with confidence

Perfect flights from Seattle to Singapore

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seattle to Singapore. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of Singapore, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Seattle - Tacoma Intl. to Changi ticket options cater to your travel preferences, with incredible one-way fares from NZ$562 and roundtrip prices from NZ$1,283. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Changi and explore Singapore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your SEA to SIN travel arrangements today and embark on the journey of a lifetime in Singapore.
Perfect flights from Seattle to Singapore

Explore a world of travel with Expedia

Explore a world of travel with Expedia

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