Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Singapore to Seattle from S$ 570

SIN — SEA
2 Dec — 9 Dec1
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

Thu 12-1102:20 -
2 stops26h 40m
Sun 29-1112:00 -
1 stop20h 50m
Deal found 31-10S$ 1,054
Fri 13-1108:40 -
1 stop16h 47m
Sun 29-1115:15 -
1 stop23h 45m
Deal found 31-10S$ 1,073
Mon 16-1101:40 -
1 stop28h 30m
Mon 23-1111:00 -
1 stop41h 25m
Deal found 30-10S$ 1,081
Fri 13-1108:55 -
Nonstop14h 10m
Sun 29-1108:40 -
Nonstop17h 05m
Deal found 29-10S$ 1,084
Wed 25-1101:40 -
1 stop26h 11m
Thu 3-1212:35 -
1 stop24h 25m
Deal found 29-10S$ 1,104
Wed 23-1216:15 -
2 stops31h 50m
Sun 10-108:40 -
Nonstop17h 05m
Deal found 31-10S$ 1,105
Mon 23-1101:40 -
1 stop26h 11m
Tue 8-1212:35 -
1 stop24h 25m
Deal found 2-11S$ 1,107
Mon 2-1102:00 -
1 stop32h 10m
Tue 3-1100:10 -
1 stop20h 55m
Deal found 29-10S$ 1,118

Find flight deals from Singapore to Seattle

Round-trip from

S$ 1,046

One-way from

S$ 570

Popular in

April

Cheapest in

February

Average price

S$ 1,084

Good round-trip deal

S$ 1,576 or less
Singapore Airlines
  • Singapore Airlines
  • 26-1-2-2
  • 1 total stop
  • 34h 55m total
  • Singapore to Seattle
Search Deals
Singapore Airlines
  • Singapore Airlines
  • 22-11-31-12
  • Nonstop
  • 14h 10m total
  • Singapore to Seattle
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (S$ 28 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (S$ 23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2026
Search Deals
Price to beat on a round-trip flight from Singapore Changi to Seattle/Tacoma Intl.
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
Fastest return journey

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Fri 13-11

08:55-07:05

Nonstop14h 10m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 590

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Mon 23-11

10:10-16:27

1 stop22h 17m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 651

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Sun 15-11

22:30-09:05

1 stop26h 35m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 680

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Tue 15-12

14:25-18:10

1 stop19h 45m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 692

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Fri 19-3

10:30-15:10

1 stop19h 40m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 698

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Sat 5-12

14:25-18:10

1 stop19h 45m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 702

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Mon 16-11

10:45-11:14

2 stops40h 29m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 734

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Wed 25-11

10:10-16:26

1 stop46h 16m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 749

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Mon 30-11

01:40-16:44

2 stops31h 04m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 772

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Wed 17-2

10:10-09:34

1 stop39h 24m

Seattle/Tacoma Intl

Sun 21-2

17:30-20:15

1 stop34h 45m

S$ 1,060

Flights are sorted by cheapest return flights first.

Deals found on 2-11

Showing 1-10 of 20 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$ 1,068). Flying from Singapore to Seattle in April is currently the most expensive (average of S$ 1,398). 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 typical for this route at the moment.

Singapore to Seattle flights typically cost between S$ 967 and S$ 1,111 in January.
The cheapest return price found within the last 5 days was S$ 1,046 on Multiple Airlines (26 Jan–2 Feb).

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

Overall

8.8

Food

8.6

Comfort

8.8

Entertainment

8.6

Boarding

8.8

Crew

9.1

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

Overall

8.8

Food

8.6

Comfort

8.8

Entertainment

8.6

Boarding

8.8

Crew

9.1

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
1,552 reviews
STARLUX Airlines
8.8
Very Good
Check prices

Overall

8.8

Food

8.6

Comfort

8.8

Entertainment

8.6

Boarding

8.8

Crew

9.1

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
8.3
Very Good
854 reviews
STARLUX Airlines
8.8
Very Good
Check prices

Overall

8.8

Food

8.6

Comfort

8.8

Entertainment

8.6

Boarding

8.8

Crew

9.1

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
1,635 reviews
STARLUX Airlines
8.8
Very Good
Check prices

Overall

8.8

Food

8.6

Comfort

8.8

Entertainment

8.6

Boarding

8.8

Crew

9.1

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
11,845 reviews
STARLUX Airlines
8.8
Very Good
Check prices

Overall

8.8

Food

8.6

Comfort

8.8

Entertainment

8.6

Boarding

8.8

Crew

9.1

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 38 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 19h 45m. Fly via United Airlines, Delta, or China Airlines 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$ 891 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$ 607 while deals on ANA start at S$ 668 one-way.

  • What are the cheapest flights from Singapore to Seattle?

    On average you can expect to pay S$ 1,613 for a flight from Singapore to Seattle. The cheapest flight overall is S$ 1,496 while the most popular route, (Singapore Changi - Seattle/Tacoma Intl) is currently priced at S$ 1,047.

  • 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$ 1,068). Flying from Singapore to Seattle in April is currently the most expensive (average of S$ 1,398). 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$ 1,107FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Singapore AirlinesCheapestS$ 891AverageS$ 1,409FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Air CanadaCheapestS$ 965AverageS$ 1,064FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
STARLUX AirlinesCheapestS$ 1,052AverageS$ 1,176FlexibilityNo cancel feeOn-timeN/A
Search STARLUX Airlines flights
EVA AirCheapestS$ 1,061AverageS$ 1,280FlexibilityNo cancel feeOn-time74%
Search EVA Air flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Seattle from Singapore today with Cheapflights!

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.