How popular is this Singapore to Seattle flight route?

The Singapore Changi to Seattle/Tacoma Intl flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How long is the flight from Singapore to Seattle?

For as low as $788, United Airlines can have you in Seattle from Singapore in 20h 39m. The distance between Singapore and Seattle is about 8059 mi.

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

According to our current data, United Airlines ($761), Singapore Airlines ($763), and EVA Air ($779) offers the cheapest pricing from Singapore to Seattle. United Airlines is priced at 17% lower than the current average price of a flight leaving 3 months from now.

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

Travelers seeking maximum savings on their Singapore to Seattle flight should consider departing on Friday at noon 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.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

What are the cheapest flights from Singapore to Seattle?

On average you can expect to pay $2,931 for a flight from Singapore to Seattle. The cheapest flight overall is $418 while the most popular route, (Singapore Changi - Seattle/Tacoma Intl) is currently priced at $733.

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

Consider EVA Air, STARLUX Airlines or Singapore Airlines when booking your flight. These represent the most popular airlines when flying from Singapore to Seattle.

What is the cheapest day to fly round-trip from Singapore to Seattle?

Travelers have found that booking a Sunday departure is the best way to save up to 59% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

Find a great deal and save up to 8% by booking at least 42 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Singapore to Seattle within the next two weeks, with the cheapest ticket starting at $779.

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

Our data shows that February tends to be the cheapest month to fly to Seattle from Singapore. Users have commonly found prices around $917 for the month, but tickets can be as low as $799. Due to multiple factors, prepare for potentially higher prices in August.

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.

$424+ Cheap Flights from Singapore to Seattle

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Singapore to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Singapore Changi to Seattle/Tacoma Intl are usually found in February or September, booked 41 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Singapore to Seattle

Round-trip from	$603 (Mytrip)
One-way from	$424 (CheapTickets)
Popular in	August
Cheapest in	February
Average price	$871
Good one-way deal	$835 or less

From Singapore Changi to Seattle/Tacoma Intl

Search Deals

One-way flight from Singapore Changi to Seattle/Tacoma Intl

Search Deals

Highest demand for flights based on searches. 1% potential increase in price ($17 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Price to beat on a one-way flight from Singapore Changi to Seattle/Tacoma Intl.

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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 September 11, 2025.

Sun 10/2611:10 pmSIN - SEA

1 stop30h 45mAsiana Airlines

Sat 11/112:10 amSEA - SIN

1 stop30h 45mAsiana Airlines

Deal found 9/11

$603

Tue 10/217:30 amSIN - SEA

1 stop20h 00mMultiple Airlines

Mon 10/2712:10 amSEA - SIN

1 stop30h 15mMultiple Airlines

Deal found 9/11

$722

Thu 10/233:15 amSIN - SEA

1 stop22h 25mMultiple Airlines

Sun 11/911:00 amSEA - SIN

1 stop21h 10mMultiple Airlines

Deal found 9/10

$724

Fri 10/248:45 amSIN - SEA

1 stop22h 39mUnited Airlines

Sun 11/97:28 pmSEA - SIN

1 stop32h 47mUnited Airlines

Deal found 9/11

$735

Fri 10/172:00 amSIN - SEA

1 stop32h 20mChina Airlines

Mon 10/271:10 amSEA - SIN

1 stop20h 55mChina Airlines

Deal found 9/11

$737

Wed 11/122:00 amSIN - SEA

1 stop32h 10mChina Airlines

Mon 12/812:10 amSEA - SIN

1 stop20h 55mChina Airlines

Deal found 9/10

$741

Wed 11/1211:10 pmSIN - SEA

1 stop30h 45mAsiana Airlines

Sun 12/712:10 amSEA - SIN

1 stop29h 45mAsiana Airlines

Deal found 9/9

$748

Thu 9/251:45 pmSIN - SEA

1 stop20h 35mChina Airlines

Sat 9/271:10 amSEA - SIN

1 stop20h 25mChina Airlines

Deal found 9/11

$750

Best flights from Singapore to Seattle
Discover carefully curated flight deals from Singapore to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.

Fri 10/248:45 amSIN - SEA

1 stop20h 39mUnited Airlines

Sun 11/97:00 amSEA - SIN

1 stop21h 15mUnited Airlines

Deal found 9/11

$788

Thu 10/233:15 amSIN - SEA

1 stop22h 25mMultiple Airlines

Sun 11/911:00 amSEA - SIN

2 stops27h 50mMultiple Airlines

Deal found 9/10

$828

Fri 11/2111:10 pmSIN - SEA

1 stop30h 45mAsiana Airlines

Sat 11/2912:10 amSEA - SIN

1 stop29h 45mAsiana Airlines

Deal found 9/10

$834

Fri 11/141:15 pmSIN - SEA

1 stop20h 55mEVA Air

Tue 12/912:10 amSEA - SIN

1 stop19h 55mEVA Air

Deal found 9/11

$839

Fri 11/2110:40 amSIN - SEA

1 stop18h 40mDelta

Sun 11/3011:15 amSEA - SIN

1 stop25h 45mDelta

Deal found 9/11

$850

Tue 10/218:45 amSIN - SEA

1 stop27h 30mUnited Airlines

Tue 10/281:20 pmSEA - SIN

1 stop39h 55mUnited Airlines

Deal found 9/11

$790

Tue 10/219:00 amSIN - SEA

Nonstop14h 45mMultiple Airlines

Mon 10/2712:10 amSEA - SIN

1 stop30h 45mMultiple Airlines

Deal found 9/11

$846

Thu 9/258:40 pmSIN - SEA

1 stop30h 22mUnited Airlines

Sun 9/287:00 amSEA - SIN

1 stop32h 15mUnited Airlines

Deal found 9/11

$790

Wed 11/1210:10 amSIN - SEA

1 stop22h 05mUnited Airlines

Mon 12/87:00 amSEA - SIN

1 stop21h 15mUnited Airlines

Deal found 9/9

$790

Sun 10/2610:20 pmSIN - SEA

1 stop35h 05mUnited Airlines

Sun 11/25:20 pmSEA - SIN

1 stop22h 40mUnited Airlines

Deal found 9/11

$790

Sat 10/258:40 pmSIN - SEA

1 stop31h 58mUnited Airlines

Sat 11/15:20 pmSEA - SIN

1 stop35h 55mUnited Airlines

Deal found 9/10

$790

Last-minute flights from Singapore to Seattle
Discover last-minute flight deals from Singapore to Seattle. Data last updated September 11, 2025 and is based on user searches.

Thu 9/251:45 pmSIN - SEA

1 stop20h 35mChina Airlines

Sat 9/271:10 amSEA - SIN

1 stop20h 25mChina Airlines

Deal found 9/11

$750

Fri 10/172:00 amSIN - SEA

1 stop32h 20mChina Airlines

Mon 10/271:10 amSEA - SIN

1 stop20h 55mChina Airlines

Deal found 9/11

$737

Mon 10/202:00 amSIN - SEA

1 stop32h 20mChina Airlines

Mon 10/271:10 amSEA - SIN

1 stop20h 55mChina Airlines

Deal found 9/11

$753

Tue 10/217:30 amSIN - SEA

1 stop20h 00mMultiple Airlines

Mon 10/2712:10 amSEA - SIN

1 stop30h 15mMultiple Airlines

Deal found 9/11

$722

Thu 10/233:15 amSIN - SEA

1 stop22h 25mMultiple Airlines

Sun 11/911:00 amSEA - SIN

1 stop21h 10mMultiple Airlines

Deal found 9/10

$724

Fri 10/248:45 amSIN - SEA

1 stop22h 39mUnited Airlines

Sun 11/97:28 pmSEA - SIN

1 stop32h 47mUnited Airlines

Deal found 9/11

$735

Sun 10/2611:10 pmSIN - SEA

1 stop30h 45mAsiana Airlines

Sat 11/112:10 amSEA - SIN

1 stop30h 45mAsiana Airlines

Deal found 9/11

$603

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 September 11, 2025.

Tue 9/1612:20 amSIN - SEA

1 stop33h 55mPhilippine Airlines

Deal found 9/10

$424

Tue 10/712:20 amSIN - SEA

1 stop33h 55mPhilippine Airlines

Deal found 9/10

$431

Thu 10/309:00 amSIN - SEA

Nonstop14h 10mSingapore Airlines

Deal found 9/10

$432

Fri 10/319:00 amSIN - SEA

Nonstop14h 10mSingapore Airlines

Deal found 9/11

$437

Thu 10/239:00 amSIN - SEA

Nonstop14h 45mSingapore Airlines

Deal found 9/10

$443

Tue 10/219:00 amSIN - SEA

Nonstop14h 45mSingapore Airlines

Deal found 9/10

$448

Tue 10/148:40 pmSIN - SEA

1 stop39h 35mUnited Airlines

Deal found 9/11

$464

Tue 10/218:40 pmSIN - SEA

1 stop37h 05mUnited Airlines

Deal found 9/10

$465

Tue 11/189:00 amSIN - SEA

Nonstop14h 10mSingapore Airlines

Deal found 9/9

$473

Mon 2/99:00 pmSIN - SEA

2 stops38h 16mAir Canada

Deal found 9/10

$482

Mon 2/99:15 amSIN - SEA

1 stop20h 37mMultiple Airlines

Deal found 9/10

$485

Tue 10/281:10 amSIN - SEA

2 stops37h 22mMultiple Airlines

Deal found 9/11

$490

Fly from

Fly to

Route

Depart

Return

Price

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Fri 10/24

8:45 am-2:24 pm

1 stop20h 39m

Seattle/Tacoma Intl

Sun 11/9

7:00 am-8:15 pm

1 stop21h 15m

$788

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Tue 10/21

8:45 am-9:15 pm

1 stop27h 30m

Seattle/Tacoma Intl

Tue 10/28

1:20 pm-8:15 pm

1 stop39h 55m

$790

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Thu 9/25

8:40 pm-12:02 pm

1 stop30h 22m

Seattle/Tacoma Intl

Sun 9/28

7:00 am-6:15 am

1 stop32h 15m

$790

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Wed 11/12

10:10 am-4:15 pm

1 stop22h 05m

Seattle/Tacoma Intl

Mon 12/8

7:00 am-8:15 pm

1 stop21h 15m

$790

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Sun 10/26

10:20 pm-6:25 pm

1 stop35h 05m

Seattle/Tacoma Intl

Sun 11/2

5:20 pm-8:00 am

1 stop22h 40m

$790

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Sat 10/25

8:40 pm-1:38 pm

1 stop31h 58m

Seattle/Tacoma Intl

Sat 11/1

5:20 pm-8:15 pm

1 stop35h 55m

$790

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Thu 10/23

3:15 am-10:40 am

1 stop22h 25m

Seattle/Tacoma Intl

Sun 11/9

11:00 am-6:50 am

2 stops27h 50m

$828

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Fri 11/21

11:10 pm-1:55 pm

1 stop30h 45m

Seattle/Tacoma Intl

Sat 11/29

12:10 am-9:55 pm

1 stop29h 45m

$834

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Fri 11/14

1:15 pm-6:10 pm

1 stop20h 55m

Seattle/Tacoma Intl

Tue 12/9

12:10 am-12:05 pm

1 stop19h 55m

$839

SingaporeSeattle

SIN - SEA

SINSEA

Singapore Changi

Tue 10/21

9:00 am-8:45 am

Nonstop14h 45m

Seattle/Tacoma Intl

Mon 10/27

12:10 am-9:55 pm

1 stop30h 45m

$846

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 23 results

The best insider tips for Singapore to Seattle flights

Cheapflights partnered with top experts to bring you the best recommendations for your Singapore to Seattle trip

Airports

SIN

For early check-in, use Jewel's desks up to 24 hours before your flight, avoiding queues at SIN.

SEA

Use the Link light rail from SEA to downtown Seattle for a cost-effective and convenient 40-minute journey.

Our travel experts

Yulia Denisyuk

Expert on SIN

Brandon Schultz

Expert on SEA

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

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

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 41 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, January is the cheapest month in which you can book a flight from Singapore to Seattle (average of $238). Flying from Singapore to Seattle in June is currently the most expensive (average of $388). 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?

One of the essential ways to save on airfare from Singapore to Seattle is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 35% on airfare.

Reviews of airlines servicing Seattle

See what other customers who have flown with STARLUX Airlines, EVA Air, and Singapore Airlines from Singapore to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

STARLUX Airlines

8.9

Very good

211 reviews

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

8.9

Very good

211 reviews

STARLUX Airlines

8.9

Very good

211 reviews

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

1,236 reviews

STARLUX Airlines

8.9

Very good

211 reviews

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.

Singapore Airlines

8.1

Very good

1,365 reviews

STARLUX Airlines

8.9

Very good

211 reviews

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.

United Airlines

7.4

Good

8,937 reviews

STARLUX Airlines

8.9

Very good

211 reviews

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

How popular is this Singapore to Seattle flight route?
The Singapore Changi to Seattle/Tacoma Intl flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Singapore to Seattle?
For as low as $788, United Airlines can have you in Seattle from Singapore in 20h 39m. The distance between Singapore and Seattle is about 8059 mi.
What are the cheapest airlines flying from Singapore to Seattle round-trip?
According to our current data, United Airlines ($761), Singapore Airlines ($763), and EVA Air ($779) offers the cheapest pricing from Singapore to Seattle. United Airlines is priced at 17% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest flights from Singapore to Seattle?
On average you can expect to pay $2,931 for a flight from Singapore to Seattle. The cheapest flight overall is $418 while the most popular route, (Singapore Changi - Seattle/Tacoma Intl) is currently priced at $733.
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, January is the cheapest month in which you can book a flight from Singapore to Seattle (average of $238). Flying from Singapore to Seattle in June is currently the most expensive (average of $388). 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

SeaTac

Tukwila

Tacoma

Lakewood

Ocean Shores

Lynnwood

Edmonds

Leavenworth

Lacey

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Olympia

Kent

Federal Way

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Puyallup

Chehalis

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Issaquah

Aberdeen

Shoreline

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Alternative routes for Singapore to Seattle

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Downtown car rentals

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West Seattle car rentals

Other flights to Seattle

Top 4 airlines flying from Singapore to Seattle

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$761	Average$855	FlexibilityNo cancel fee	On-time69%
Singapore Airlines	Cheapest$763	Average$1,299	FlexibilityNo cancel fee	On-time81%
EVA Air	Cheapest$779	Average$864	FlexibilityNo cancel fee	On-time74%
STARLUX Airlines	Cheapest$785	Average$836	FlexibilityNo cancel fee	On-timeN/A

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$424+ Cheap flights from Singapore (SIN) to Seattle (SEA)

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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Singapore to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Singapore Changi to Seattle/Tacoma Intl are usually found in February or September, booked 41 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Singapore to Seattle

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good one-way deal

Find 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 September 11, 2025.

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 September 11, 2025.

Cheapflights Fare Finder

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

The best insider tips for Singapore to Seattle flights

Cheapflights partnered with top experts to bring you the best recommendations for your Singapore to Seattle trip

Airports

SIN

SEA

Our travel experts

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

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

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

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

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

Reviews of airlines servicing Seattle

See what other customers who have flown with STARLUX Airlines, EVA Air, and Singapore Airlines from Singapore to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

How popular is this Singapore to Seattle flight route?

How long is the flight from Singapore to Seattle?

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

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?

Traveling 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.

Top 4 airlines flying from Singapore to Seattle

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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 September 11, 2025.