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Cheap flights from Singapore to Seattle from S$ 582

SIN — SEA
4 Nov — 11 Nov1
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

Tue 13-1001:25 -
1 stop24h 15m
Sun 22-1100:10 -
1 stop28h 15m
Deal found 5-10S$ 1,043
Sun 15-1108:40 -
1 stop16h 52m
Sun 22-1108:40 -
1 stop30h 20m
Deal found 4-10S$ 1,045
Fri 13-1108:55 -
Nonstop14h 10m
Sat 28-1108:40 -
Nonstop17h 05m
Deal found 4-10S$ 1,051
Tue 17-1122:30 -
1 stop26h 35m
Tue 24-1111:00 -
1 stop21h 15m
Deal found 3-10S$ 1,052
Sat 19-1208:40 -
1 stop25h 42m
Mon 11-110:10 -
2 stops22h 35m
Deal found 4-10S$ 1,061
Thu 22-1009:00 -
Nonstop14h 25m
Wed 4-1107:00 -
1 stop21h 15m
Deal found 3-10S$ 1,062
Tue 17-1108:55 -
Nonstop14h 10m
Tue 24-1107:00 -
1 stop21h 15m
Deal found 3-10S$ 1,069
Tue 17-1101:40 -
1 stop23h 25m
Wed 25-1111:00 -
1 stop21h 15m
Deal found 4-10S$ 1,080
Mon 5-1001:25 -
1 stop24h 15m
Tue 27-1012:00 -
1 stop21h 15m
Deal found 4-10S$ 1,082
Sat 19-1208:40 -
1 stop29h 17m
Tue 12-111:00 -
1 stop21h 15m
Deal found 4-10S$ 1,084

Find flight deals from Singapore to Seattle

Round-trip from

S$ 1,034

One-way from

S$ 582

Popular in

April

Cheapest in

February

Average price

S$ 1,295
Singapore Airlines
  • Singapore Airlines
  • 13-11-28-11
  • Nonstop
  • 31h 15m total
  • Singapore to Seattle
Search Deals
Singapore Airlines
  • Singapore Airlines
  • 22-10-31-12
  • Nonstop
  • 14h 25m total
  • Singapore to Seattle
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (S$ 6 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (S$ 21 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

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 return flight

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Thu 22-10

08:45-23:26

1 stop29h 41m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 650

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Tue 10-11

10:10-09:40

1 stop39h 30m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 652

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Mon 26-10

22:20-20:47

1 stop37h 27m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 652

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Sun 22-11

10:10-23:18

1 stop29h 08m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 652

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Tue 3-11

22:20-20:47

1 stop38h 27m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 652

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Tue 27-10

10:10-23:31

1 stop28h 21m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 655
Fastest return journey

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Fri 20-11

22:20-00:59

1 stop18h 39m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 657

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Fri 16-10

02:00-19:15

1 stop32h 15m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 694

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Thu 22-10

21:00-22:42

2 stops40h 42m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 725

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Wed 17-2

14:45-15:05

1 stop16h 20m

Seattle/Tacoma Intl

Sun 21-2

23:45-13:25

1 stop21h 40m

S$ 1,234

Flights are sorted by cheapest return flights first.

Deals found on 2-10

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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 return 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?

The price you pay for your flight from Singapore to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 7 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Singapore to Seattle (average of S$ 1,069). Flying from Singapore to Seattle in April is currently the most expensive (average of S$ 1,361). 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?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Singapore to Seattle as you normally would.

How much does it cost for a return flight from Singapore to Seattle?

Airfare is below average for this route at the moment.

Singapore to Seattle flights typically cost between S$ 1,272 and S$ 1,297 in November.
The cheapest return price found within the last 5 days was S$ 1,045 on Air Canada (15 Nov–22 Nov).

Reviews of airlines servicing Seattle

Get a feel of what it's like to fly with STARLUX Airlines,EVA Air, andChina Airlines from Singapore to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
8.8
Very Good
Check prices

Boarding

8.8

Entertainment

8.7

Food

8.6

Crew

9.1

Overall

8.8

Comfort

8.8

Reviews

1 / 15
8.0
Excellent

Anonymous,Jul 2026

TPE - CRK

Communication from other airlines. They were not aware that my connecting flight was late. I booked everything here but no one took care of it by checking.
STARLUX Airlines
8.8
Very Good
STARLUX Airlines
8.8
Very Good
Check prices

Boarding

8.8

Entertainment

8.7

Food

8.6

Crew

9.1

Overall

8.8

Comfort

8.8

Reviews

1 / 15
8.0
Excellent

Anonymous,Jul 2026

TPE - CRK

Communication from other airlines. They were not aware that my connecting flight was late. I booked everything here but no one took care of it by checking.
EVA Air
8.5
Very Good
1,544 reviews
STARLUX Airlines
8.8
Very Good
Check prices

Boarding

8.8

Entertainment

8.7

Food

8.6

Crew

9.1

Overall

8.8

Comfort

8.8

Reviews

1 / 15
8.0
Excellent

Anonymous,Jul 2026

TPE - CRK

Communication from other airlines. They were not aware that my connecting flight was late. I booked everything here but no one took care of it by checking.
China Airlines
8.2
Very Good
848 reviews
STARLUX Airlines
8.8
Very Good
Check prices

Boarding

8.8

Entertainment

8.7

Food

8.6

Crew

9.1

Overall

8.8

Comfort

8.8

Reviews

1 / 15
8.0
Excellent

Anonymous,Jul 2026

TPE - CRK

Communication from other airlines. They were not aware that my connecting flight was late. I booked everything here but no one took care of it by checking.
Singapore Airlines
8.2
Very Good
1,623 reviews
STARLUX Airlines
8.8
Very Good
Check prices

Boarding

8.8

Entertainment

8.7

Food

8.6

Crew

9.1

Overall

8.8

Comfort

8.8

Reviews

1 / 15
8.0
Excellent

Anonymous,Jul 2026

TPE - CRK

Communication from other airlines. They were not aware that my connecting flight was late. I booked everything here but no one took care of it by checking.
Air Canada
7.1
Good
11,728 reviews
STARLUX Airlines
8.8
Very Good
Check prices

Boarding

8.8

Entertainment

8.7

Food

8.6

Crew

9.1

Overall

8.8

Comfort

8.8

Reviews

1 / 15
8.0
Excellent

Anonymous,Jul 2026

TPE - CRK

Communication from other airlines. They were not aware that my connecting flight was late. I booked everything here but no one took care of it by checking.

Related info for your journey

  • How popular is this Singapore to Seattle flight route?

    Flights from Singapore Changi to Seattle/Tacoma Intl have been viewed 29 times in the past calendar month.

  • How long is the flight from Singapore to Seattle?

    There are many flights that can get you from Singapore to Seattle in 16h 20m. Fly via STARLUX Airlines, China Airlines, or Delta to get the fastest option. There are 12970 km between Singapore and Seattle. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Singapore to Seattle round-trip?

    Flying on China Airlines is currently your cheapest option to Seattle, with prices starting at S$ 534. Additional round-trip tickets that might be worth considering are offered by Singapore Airlines and Air Canada, with the lowest prices starting at S$ 892 and S$ 965, respectively. You may be able to fly from Singapore to Seattle for 55% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Singapore to Seattle one-way?

    To fly one-way, consider booking your trip with Singapore Airlines, which is currently one of the cheapest options available, starting at S$ 539. Air Canada flights start at S$ 586 while deals on ANA start at S$ 668 one-way.

  • 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 holiday 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, February is the cheapest month in which you can book a flight from Singapore to Seattle (average of S$ 1,069). Flying from Singapore to Seattle in April is currently the most expensive (average of S$ 1,361). 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
Bothell
Leavenworth

Browse thousands of different options on Cheapflights for your next trip

Fly from Singapore to Seattle on these airlines

Singapore Airlines flights from Singapore Changi to Seattle/Tacoma Intl

Top 5 airlines flying from Singapore to Seattle

AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapestS$ 534AverageS$ 1,108FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Singapore AirlinesCheapestS$ 892AverageS$ 1,296FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Air CanadaCheapestS$ 965AverageS$ 1,065FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
STARLUX AirlinesCheapestS$ 1,054AverageS$ 1,158FlexibilityNo cancel feeOn-timeN/A
Search STARLUX Airlines flights
EVA AirCheapestS$ 1,062AverageS$ 1,259FlexibilityNo cancel feeOn-time74%
Search EVA Air flights

Fly with Cheapflights

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

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Singapore to Seattle for you. Better yet — we are completely free to use.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Singapore to Seattle flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Singapore to Seattle become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from Singapore today and book when prices fit your budget.

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