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Cheap flights from Singapore to Seattle from S$ 507

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11-11. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SEA
4 Aug — 11 Aug1
1 adult

Cheap flight deals from Singapore to Seattle

Keep the following information in mind while searching for Singapore to Seattle flight deals. Data was last updated 30 July 2025.

Round-trip from

S$ 839

One-way from

S$ 507

Popular in

August

Cheapest in

February

Average price

S$ 1,349

Good round-trip deal

S$ 1,440 or less
Air Canada
  • Air Canada
  • 30-9-26-10
  • 2 total stops
  • 70h 01m total
  • Singapore to Seattle
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Air Canada
  • Air Canada
  • 11-11
  • 1 total stop
  • 20h 26m total
  • Singapore to Seattle
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (S$ 174 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (S$ 39 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Singapore to Seattle/Tacoma Intl.
Search Deals

Find flight deals from Singapore to Seattle

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 30 July 2025.

Tue 30-909:10SIN - SEA
1 stop39h 11mAir Canada
Sun 26-1010:05SEA - SIN
1 stop30h 50mAir Canada
Deal found 28-7S$ 839
Sun 28-1223:10SIN - SEA
1 stop30h 45mAsiana Airlines
Wed 14-100:10SEA - SIN
1 stop29h 45mAsiana Airlines
Deal found 29-7S$ 856
Wed 1-1009:45SIN - SEA
2 stops27h 31mMultiple Airlines
Mon 27-1005:50SEA - SIN
2 stops28h 05mMultiple Airlines
Deal found 29-7S$ 919
Sat 11-1014:00SIN - SEA
1 stop17h 10mSTARLUX Airlines
Sat 25-1000:45SEA - SIN
1 stop21h 40mSTARLUX Airlines
Deal found 28-7S$ 1,000
Thu 18-1214:25SIN - SEA
1 stop19h 45mChina Airlines
Tue 30-1200:10SEA - SIN
1 stop20h 55mChina Airlines
Deal found 29-7S$ 1,042

Cheapflights Fare Finder

 
Customise your flight search to find flights from Singapore to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 30 July 2025.
Use the filters below to find and compare flights from Singapore to Seattle that are best for you.

Fly from

Singapore

Fly to

Seattle

Route

Depart

Return

Price

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Tue 30-9

09:10-09:21

1 stop39h 11m

Seattle/Tacoma Intl

Sun 26-10

10:05-07:55

1 stop30h 50m

S$ 839

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Sun 28-12

23:10-13:55

1 stop30h 45m

Seattle/Tacoma Intl

Wed 14-1

00:10-21:55

1 stop29h 45m

S$ 856

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Wed 1-10

09:45-22:16

2 stops27h 31m

Seattle/Tacoma Intl

Mon 27-10

05:50-00:55

2 stops28h 05m

S$ 919

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Sat 11-10

14:00-16:10

1 stop17h 10m

Seattle/Tacoma Intl

Sat 25-10

00:45-13:25

1 stop21h 40m

S$ 1,000

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Thu 18-12

14:25-18:10

1 stop19h 45m

Seattle/Tacoma Intl

Tue 30-12

00:10-13:05

1 stop20h 55m

S$ 1,042

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Tue 11-11

10:00-14:26

1 stop20h 26m

S$ 507

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Tue 11-11

09:00-07:10

Nonstop14h 10m

S$ 536

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Sat 11-10

20:40-16:24

1 stop34h 44m

S$ 596

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Mon 8-9

18:50-16:10

2 stops36h 20m

S$ 601

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Mon 19-1

14:25-18:10

1 stop19h 45m

S$ 657

Flights are sorted by cheapest return flights first.

Deals found on 27-7

Showing 1-10 of 14 results
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
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

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 30 July 2025.

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.

What is the cheapest day to fly from Singapore to Seattle?

Use this chart to determine the cheapest time to fly return from Singapore to Seattle. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Singapore to Seattle flight should consider departing on Friday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 30 July 2025.
Read reviews from past customers who have flown with STARLUX Airlines, EVA Air, andKorean Air 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
9.0
Wonderful
Check prices

Overall

9.0

Food

8.8

Crew

9.3

Boarding

9.0

Entertainment

8.9

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful
STARLUX Airlines
9.0
Wonderful
Check prices

Overall

9.0

Food

8.8

Crew

9.3

Boarding

9.0

Entertainment

8.9

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
EVA Air
8.4
Very Good
1,221 reviews
STARLUX Airlines
9.0
Wonderful
Check prices

Overall

9.0

Food

8.8

Crew

9.3

Boarding

9.0

Entertainment

8.9

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very Good
1,121 reviews
STARLUX Airlines
9.0
Wonderful
Check prices

Overall

9.0

Food

8.8

Crew

9.3

Boarding

9.0

Entertainment

8.9

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very Good
754 reviews
STARLUX Airlines
9.0
Wonderful
Check prices

Overall

9.0

Food

8.8

Crew

9.3

Boarding

9.0

Entertainment

8.9

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Asiana Airlines
8.2
Very Good
465 reviews
STARLUX Airlines
9.0
Wonderful
Check prices

Overall

9.0

Food

8.8

Crew

9.3

Boarding

9.0

Entertainment

8.9

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

Find useful and relevant information for your journey from Singapore to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 160 times in the past calendar month.

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

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at S$ 507. Singapore Airlines flights start at S$ 536 while deals on United Airlines start at S$ 596 one-way.

  • What are the cheapest flights from Singapore to Seattle?

    Looking at all options, your cheapest flight can be booked for S$ 1,364. While the most popular route (Singapore Changi - Seattle/Tacoma Intl) can be booked for S$ 980 on average our data indicates S$ 1,555 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Singapore to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Singapore to Seattle flights
Singapore to Portland flights

Top 8 airlines flying from Singapore to Seattle

Discover the top 8 airlines that operate flights from Singapore to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 30 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapestS$ 890AverageS$ 1,408FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
ANACheapestS$ 925AverageS$ 1,274FlexibilityNo cancel feeOn-time80%
Search ANA flights
STARLUX AirlinesCheapestS$ 956AverageS$ 1,107FlexibilityNo cancel feeOn-timeN/A
Search STARLUX Airlines flights
China AirlinesCheapestS$ 985AverageS$ 1,060FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
EVA AirCheapestS$ 1,009AverageS$ 1,157FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
United AirlinesCheapestS$ 1,032AverageS$ 1,098FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Korean AirCheapestS$ 1,060AverageS$ 1,256FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Singapore AirlinesCheapestS$ 1,099AverageS$ 1,571FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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