How popular is this Singapore to Seattle flight route?

Flights from Singapore to Seattle/Tacoma Intl have been viewed 34 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 14h 45m. Fly via Air Canada or Singapore 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 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$ 507. Air Canada flights start at S$ 580 while deals on ANA start at S$ 656 one-way.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

What are the cheapest flights from Singapore to Seattle?

Looking at all options, your cheapest flight can be booked for S$ 1,259. While the most popular route (Singapore Changi - Seattle/Tacoma Intl) can be booked for S$ 994 on average, our data indicates S$ 1,282 when flying from Singapore to Seattle.

What are the most popular airlines that fly from Singapore to Seattle?

When booking a flight from Singapore to Seattle, you may want to consider flying on EVA Air, Singapore Airlines or Air Canada as they are the most popular for this route.

What airport do you fly into for flights to Seattle from Singapore?

Seattle/Tacoma Intl (SEA), located 18.4 km from the city centre, is the airport you fly into when you book flights from Singapore to Seattle.

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.

S$ 637+ Cheap Flights from Singapore to Seattle

Cheap flight deals from Singapore to Seattle

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Singapore to Seattle
Explore the most affordable flight options available from Singapore to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Thu 22-1007:00 -

1 stop18h 05m

Wed 4-1108:40 -

1 stop30h 20m

Deal found 5-9S$ 1,003

Sun 18-1007:00 -

1 stop26h 32m

Sun 25-1019:05 -

1 stop20h 55m

Deal found 3-9S$ 1,009

Fri 20-1108:55 -

Nonstop14h 10m

Sat 28-1108:40 -

Nonstop17h 05m

Deal found 5-9S$ 1,017

Tue 10-1108:40 -

1 stop16h 52m

Sat 14-1119:05 -

2 stops24h 10m

Deal found 4-9S$ 1,022

Mon 9-1121:00 -

2 stops28h 32m

Sat 14-1119:05 -

2 stops24h 10m

Deal found 4-9S$ 1,023

Tue 20-1020:50 -

2 stops28h 15m

Tue 27-1010:10 -

1 stop29h 50m

Deal found 5-9S$ 1,030

Sat 7-1108:40 -

1 stop16h 52m

Sun 22-1110:10 -

1 stop28h 50m

Deal found 5-9S$ 1,037

Find flight deals from Singapore to Seattle

Round-trip from	S$ 1,003
One-way from	S$ 637
Popular in	September
Cheapest in	November
Average price	S$ 1,318
Good round-trip deal	S$ 1,281 or less

Air Canada
22-10-4-11
2 total stops
48h 25m total
Singapore to Seattle

Search Deals

Korean Air
22-10-31-12
1 total stop
27h 40m total
Singapore to Seattle

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (S$ 143 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (S$ 18 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from Singapore to Seattle/Tacoma Intl.

Search Deals

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

Sun 27-9

20:35-01:15

1 stop19h 40m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 647

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Sat 10-10

08:45-10:03

1 stop40h 18m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 647

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Fri 9-10

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 27-10

10:10-23:31

1 stop28h 21m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 653

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Tue 27-10

19:25-00:36

2 stops44h 11m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 662

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Tue 22-9

21:00-21:36

2 stops39h 36m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 664

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Sun 18-10

21:00-22:42

2 stops40h 42m

Seattle/Tacoma Intl

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 664

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Sun 18-10

20:50-18:32

2 stops36h 42m

Seattle/Tacoma Intl

Fri 23-10

19:15-11:15

2 stops25h 00m

S$ 1,126

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Fri 25-9

09:00-08:45

Nonstop14h 45m

Seattle/Tacoma Intl

Sun 11-10

10:15-17:35

Nonstop16h 20m

S$ 1,177

SingaporeSeattle

SIN Singapore Changi - SEA Seattle/Tacoma Intl

SINSEA

Singapore Changi

Fri 18-12

08:55-07:05

Nonstop14h 10m

Seattle/Tacoma Intl

Tue 26-1

08:40-17:45

Nonstop17h 05m

S$ 1,180

Flights are sorted by cheapest return flights first.

Deals found on 3-9

Showing 1-10 of 19 resultsSorted by cheapest first

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.

SIN-SEA

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

SG0-SEA

SIN-SEA

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 S$ 997). Flying from Singapore to Seattle in September is currently the most expensive (average of S$ 1,318). 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 SG 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 often are flights from Singapore to Seattle delayed?

About 16% of weekly flights between Singapore and Seattle have experienced delays in the past year, with the average delay time being 88 minutes.

What is the most punctual flight time for Singapore to Seattle flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Friday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Singapore to Seattle flights?

Over the past year, Singapore Airlines have had the lowest number of delays on this route, with just 16% of flights being delayed.

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 1 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Seattle

Read reviews from past customers who have flown with STARLUX Airlines,EVA Air, andChina Airlines from Singapore to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

STARLUX Airlines

8.7

Very Good

Check prices

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

8.7

Very Good

STARLUX Airlines

8.7

Very Good

Check prices

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

1,522 reviews

STARLUX Airlines

8.7

Very Good

Check prices

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

844 reviews

STARLUX Airlines

8.7

Very Good

Check prices

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

1,596 reviews

STARLUX Airlines

8.7

Very Good

Check prices

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

11,593 reviews

STARLUX Airlines

8.7

Very Good

Check prices

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

What airport do you fly into for flights to Seattle from Singapore?
Seattle/Tacoma Intl (SEA), located 18.4 km from the city centre, is the airport you fly into when you book flights from Singapore to Seattle.
How popular is this Singapore to Seattle flight route?
Flights from Singapore to Seattle/Tacoma Intl have been viewed 34 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 14h 45m. Fly via Air Canada or Singapore 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 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$ 507. Air Canada flights start at S$ 580 while deals on ANA start at S$ 656 one-way.
What are the cheapest flights from Singapore to Seattle?
Looking at all options, your cheapest flight can be booked for S$ 1,259. While the most popular route (Singapore Changi - Seattle/Tacoma Intl) can be booked for S$ 994 on average, our data indicates S$ 1,282 when flying from Singapore to Seattle.
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, November is the cheapest month in which you can book a flight from Singapore to Seattle (average of S$ 997). Flying from Singapore to Seattle in September is currently the most expensive (average of S$ 1,318). 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

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Alternative routes

Complete your trip

Direct flights to Washington

Flights by cabin class

Other flight options

Popular flights

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Alternative routes for Singapore to Seattle

Singapore to Seattle flights

Singapore to Portland flights

Top 5 airlines flying from Singapore to Seattle

Airline	Cheapest	Average	Flexibility	On-time
China Airlines	CheapestS$ 529	AverageS$ 1,096	FlexibilityNo cancel fee	On-time70%	Search China Airlines flights
Singapore Airlines	CheapestS$ 883	AverageS$ 1,311	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights
Air Canada	CheapestS$ 955	AverageS$ 1,053	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
STARLUX Airlines	CheapestS$ 1,042	AverageS$ 1,146	FlexibilityNo cancel fee	On-timeN/A	Search STARLUX Airlines flights
EVA Air	CheapestS$ 1,051	AverageS$ 1,235	FlexibilityNo cancel fee	On-time74%	Search EVA Air flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Singapore to Seattle. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Singapore to Seattle for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from Singapore to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from Singapore to Seattle on Cheapflights with our Price Alert feature and get notified when better prices are available.

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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.

Cheap flights from Singapore to Seattle from S$ 637

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22-10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Singapore to Seattle

Cheapest flights from Singapore to SeattleExplore the most affordable flight options available from Singapore to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Explore the most affordable flight options available from Singapore to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Best flights from Singapore to SeattleDiscover carefully curated flight deals from Singapore to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Discover carefully curated flight deals from Singapore to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Direct flights from Singapore to SeattleExplore direct flight options from Singapore to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 7 September 2026.

Explore direct flight options from Singapore to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 7 September 2026.

Last-minute flights from Singapore to SeattleDiscover last-minute flight deals from Singapore to Seattle. Data last updated 7 September 2026 and is based on user searches.

Discover last-minute flight deals from Singapore to Seattle. Data last updated 7 September 2026 and is based on user searches.

One-way flights from Singapore to SeattleSearch for one-way flight options from Singapore to Seattle. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.

Search for one-way flight options from Singapore to Seattle. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.

Find flight deals from Singapore to Seattle

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Cheapflights Fare Finder

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

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.

Cheapflights Insights

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

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

Find hourly flight availability from Singapore to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 September 2026.

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 often are flights from Singapore to Seattle delayed?

About 16% of weekly flights between Singapore and Seattle have experienced delays in the past year, with the average delay time being 88 minutes.

What is the most punctual flight time for Singapore to Seattle flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Friday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Singapore to Seattle flights?

Over the past year, Singapore Airlines have had the lowest number of delays on this route, with just 16% of flights being delayed.

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 1 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Seattle

Read reviews from past customers who have flown with STARLUX Airlines,EVA Air, andChina Airlines from Singapore to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Seattle from Singapore?

How popular is this Singapore to Seattle flight route?

How long is the flight from Singapore to Seattle?

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

What are the cheapest flights from Singapore to Seattle?

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

How can I find direct flights from Singapore to Seattle?

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

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

Travelling to a place near Seattle?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Singapore to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Washington

Book a non-stop flight to one of these other cities located in Washington.

Search flights from Singapore to Seattle by cabin class

Find flights from Singapore to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Singapore and Seattle flights

Browse other Singapore and Seattle flight options. Last updated on 7 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Seattle

Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 7 September 2026.

Top 5 airlines flying from Singapore to Seattle

Fly with Cheapflights

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

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

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

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

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Book With Flexibility

Travel Smart

Cheapest flights from Singapore to Seattle
Explore the most affordable flight options available from Singapore to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Best flights from Singapore to Seattle
Discover carefully curated flight deals from Singapore to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Direct flights from Singapore to Seattle
Explore direct flight options from Singapore to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 7 September 2026.

Last-minute flights from Singapore to Seattle
Discover last-minute flight deals from Singapore to Seattle. Data last updated 7 September 2026 and is based on user searches.

One-way flights from Singapore to Seattle
Search for one-way flight options from Singapore to Seattle. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.