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Cheap flights from Singapore to Seattle from C$ 711

SIN — SEA
12 Oct — 19 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Singapore to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Singapore to Seattle

Wed 16/97:30 a.m. -
1 stop21h 07m
Wed 23/91:00 p.m. -
1 stop25h 00m
Deal found 8/9C$ 1,208
Tue 13/101:25 a.m. -
1 stop26h 49m
Mon 26/101:30 p.m. -
1 stop39h 55m
Deal found 9/9C$ 1,209
Mon 21/910:00 p.m. -
1 stop27h 40m
Sat 7/1111:00 a.m. -
1 stop26h 00m
Deal found 7/9C$ 1,211
Tue 15/99:00 p.m. -
2 stops39h 36m
Fri 25/911:57 p.m. -
2 stops42h 43m
Deal found 8/9C$ 1,282
Tue 22/99:00 p.m. -
2 stops40h 37m
Sat 26/96:18 a.m. -
2 stops36h 22m
Deal found 8/9C$ 1,283
Mon 5/108:45 a.m. -
1 stop20h 32m
Wed 7/108:29 p.m. -
1 stop31h 06m
Deal found 11/9C$ 1,323
Wed 16/98:45 a.m. -
1 stop20h 39m
Tue 22/95:00 a.m. -
2 stops34h 15m
Deal found 8/9C$ 1,324
Wed 23/99:00 p.m. -
2 stops42h 11m
Sat 26/96:18 a.m. -
2 stops36h 22m
Deal found 8/9C$ 1,326
Sat 26/128:55 a.m. -
Nonstop14h 10m
Sat 9/18:40 a.m. -
Nonstop17h 05m
Deal found 8/9C$ 1,345

Find flight deals from Singapore to Seattle

Round-trip from

C$ 1,209

One-way from

C$ 711

Popular in

September

Cheapest in

November

Average price

C$ 1,417
Delta
  • Delta
  • 13/10-26/10
  • 2 total stops
  • 66h 44m total
  • Singapore to Seattle
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United Airlines
  • United Airlines
  • 21/9-31/12
  • 1 total stop
  • 34h 39m total
  • Singapore to Seattle
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 161 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease (C$ 18 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Singapore to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Fri 18/9

8:35 p.m.-8:43 p.m.

1 stop39h 08m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:30 p.m.

Nonstop0h 00m

C$ 711

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Wed 23/9

8:35 p.m.-6:44 p.m.

1 stop37h 09m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:30 p.m.

Nonstop0h 00m

C$ 711

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Mon 26/10

10:20 p.m.-8:47 p.m.

1 stop37h 27m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:30 p.m.

Nonstop0h 00m

C$ 711

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Tue 20/10

8:35 p.m.-9:01 p.m.

1 stop39h 26m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:30 p.m.

Nonstop0h 00m

C$ 711

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Sun 20/9

8:35 p.m.-8:43 p.m.

1 stop39h 08m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:30 p.m.

Nonstop0h 00m

C$ 711
Quickest round-trip

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Tue 27/10

10:10 a.m.-11:31 p.m.

1 stop28h 21m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:30 p.m.

Nonstop0h 00m

C$ 716

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Tue 27/10

7:25 p.m.-12:36 a.m.

2 stops44h 11m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:30 p.m.

Nonstop0h 00m

C$ 726

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Sat 26/9

9:00 p.m.-9:36 p.m.

2 stops39h 36m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:30 p.m.

Nonstop0h 00m

C$ 777

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Wed 7/10

9:00 p.m.-12:36 a.m.

2 stops42h 36m

Seattle/Tacoma Intl

Sat 17/10

11:55 p.m.-9:40 a.m.

2 stops42h 45m

C$ 1,283

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Mon 5/10

8:45 a.m.-2:17 p.m.

1 stop20h 32m

Seattle/Tacoma Intl

Wed 7/10

8:29 p.m.-6:35 p.m.

1 stop31h 06m

C$ 1,323

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 17 resultsSorted by cheapest first
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Best time to book a flight from Singapore to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Singapore with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Singapore to Seattle

How far ahead should I book a flight from Singapore to Seattle?

To ensure you get the cheapest price possible for a flight from Singapore to Seattle, you should look to book at least 7 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Singapore to Seattle?

Currently, November is the cheapest month in which you can book a flight from Singapore to Seattle (average of C$ 1,090). Flying from Singapore to Seattle in September is currently the most expensive (average of C$ 1,417). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SIN to SEA?

When flying from Singapore to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Singapore to Seattle?

Airfare is typical for this route at the moment.

Singapore to Seattle flights typically cost between C$ 1,179 and C$ 1,589 in October.
The cheapest round-trip price found within the last 5 days was C$ 1,209 on Delta (13 Oct-26 Oct).

Related info for your journey

  • How popular is this Singapore to Seattle flight route?

    Within the past month, 1 users have taken a look at flights from Singapore Changi to Seattle/Tacoma Intl.

  • How long is the flight from Singapore to Seattle?

    For as low as C$ 1,381, United Airlines can have you in Seattle from Singapore in 17h 10m. Singapore and Seattle are separated by a distance of 12970 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Singapore to Seattle that include hotel bookings?

    Yes. In addition to deals on Singapore to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Singapore to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Seattle.

  • Can I find deals for business class flights from Singapore to Seattle?

    Yes. Cheapflights offers flight deals from Singapore to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Singapore to Seattle?

    Currently, November is the cheapest month in which you can book a flight from Singapore to Seattle (average of C$ 1,090). Flying from Singapore to Seattle in September is currently the most expensive (average of C$ 1,417). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Kent
Mukilteo
Leavenworth
Tacoma
Renton
Cashmere
Lynnwood
Ellensburg
Tukwila
Olympia
Marysville
Federal Way
Kirkland

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How does Cheapflights help users find flights from Singapore to Seattle?

Deals for Singapore to Seattle flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Singapore to Seattle?

Cheapflights simply makes it quick and affordable to book flights from Singapore to Seattle by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Singapore to Seattle with no change fees?

Certainly. Search results for flights to Seattle from Singapore shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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