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Cheap flights from Seattle to Singapore from $342

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Singapore departing on 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Singapore

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Singapore that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Singapore.

Cheap last minute flights

Planning a quick getaway from Seattle to Singapore? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Singapore, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Singapore

Find recent round-trip train or bus tickets from Seattle to Singapore.

All round-trip flight deals to Singapore

The cheapest plane tickets to Singapore found on KAYAK recently.
12:45 pm - 9:55 pmSEA-SIN
41h 10m1 stop
11:10 pm - 10:55 amSIN-SEA
27h 45m1 stop
$716Asiana Airlines
Find Deal
Wed, Feb 5 - Wed, Feb 12
12:45 pm - 9:55 pmSEA-SIN
41h 10m1 stop
1:55 am - 10:55 amSIN-SEA
25h 00m1 stop
$741Asiana Airlines
Find Deal
Mon, Feb 10 - Thu, Feb 13
9:40 am - 5:40 pmSEA-SIN
17h 00mnonstop
9:00 am - 8:10 amSIN-SEA
14h 10mnonstop
$747Singapore Airlines
Find Deal
Sun, Mar 9 - Tue, Mar 18
8:40 am - 5:40 pmSEA-SIN
17h 00mnonstop
9:00 am - 8:10 amSIN-SEA
14h 10mnonstop
$751Singapore Airlines
Find Deal
Thu, Mar 6 - Sun, Mar 23
1:00 pm - 11:40 pmSEA-SIN
19h 40m1 stop
10:30 pm - 10:50 amSIN-SEA
27h 20m1 stop
$855Korean Air
Find Deal
Sat, Apr 26 - Sun, May 11
8:03 am - 6:40 amSEA-SIN
30h 37m2 stops
8:15 am - 9:55 amSIN-SEA
17h 40m1 stop
$872Japan Airlines
Find Deal
Tue, Jan 14 - Tue, Jan 28
8:03 am - 6:40 amSEA-SIN
30h 37m2 stops
8:15 am - 9:55 amSIN-SEA
17h 40m1 stop
$874Japan Airlines
Find Deal
Thu, Jan 23 - Thu, Jan 30
5:15 pm - 8:15 pmSEA-SIN
35h 00m1 stop
10:10 am - 9:20 pmSIN-SEA
27h 10m1 stop
$880United Airlines
Find Deal
Tue, Jan 14 - Tue, Jan 28
11:00 am - 12:10 amSEA-SIN
21h 10m1 stop
11:00 am - 10:00 amSIN-SEA
38h 00m1 stop
$884Korean Air
Find Deal
Thu, Mar 6 - Sun, Mar 23
3:18 pm - 8:15 pmSEA-SIN
36h 57m2 stops
10:10 am - 9:20 pmSIN-SEA
27h 10m1 stop
$891United Airlines
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Sun, Jan 19 - Thu, Jan 23
9:40 am - 5:40 pmSEA-SIN
17h 00mnonstop
$342Singapore Airlines
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Sun, Mar 9
1:58 pm - 11:10 pmSEA-SIN
41h 12m2 stops
Tue, Jan 21
11:00 am - 12:10 amSEA-SIN
21h 10m1 stop
$470Korean Air
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Thu, Jan 23
12:30 pm - 12:50 amSEA-SIN
20h 20m1 stop
$475Japan Airlines
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Tue, Jan 21
7:00 am - 8:15 pmSEA-SIN
21h 15m1 stop
$480United Airlines
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Mon, Jan 20
7:10 pm - 7:00 amSEA-SIN
44h 50m2 stops
$486United Airlines
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Sun, Mar 9
6:00 am - 12:50 amSEA-SIN
26h 50m2 stops
$526Japan Airlines
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Mon, Feb 3
3:05 pm - 11:15 amSEA-SIN
28h 10m2 stops
$617Air Canada
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Sat, Feb 1
1:00 pm - 11:40 pmSEA-SIN
19h 40m1 stop
$672Korean Air
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Fri, May 23
5:45 am - 7:55 amSEA-SIN
34h 10m1 stop
$860Air Canada
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Thu, Dec 26
5:00 am - 8:15 pmSEA-SIN
23h 15m1 stop
10:45 am - 1:20 pmSIN-SEA
18h 35m1 stop
$1,288United Airlines
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Tue, Dec 24 - Mon, Jan 20
5:00 am - 8:15 pmSEA-SIN
23h 15m1 stop
6:35 am - 3:45 pmSIN-SEA
25h 10m2 stops
$1,296United Airlines
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Tue, Dec 24 - Thu, Jan 16
11:00 am - 12:10 amSEA-SIN
21h 10m1 stop
1:30 am - 1:19 pmSIN-SEA
27h 49m1 stop
$1,767Korean Air
Find Deal
Tue, Dec 24 - Fri, Jan 17
10:40 am - 5:00 amSEA-SIN
26h 20m1 stop
11:00 am - 9:00 amSIN-SEA
38h 00m1 stop
$1,788Korean Air
Find Deal
Sun, Dec 22 - Mon, Jan 20
7:15 pm - 7:55 amSEA-SIN
20h 40m1 stop
10:00 am - 6:30 pmSIN-SEA
24h 30m1 stop
$1,905Air Canada
Find Deal
Tue, Dec 24 - Sun, Jan 19
12:45 pm - 12:35 amSEA-SIN
19h 50m1 stop
11:10 pm - 10:55 amSIN-SEA
27h 45m1 stop
$1,907Asiana Airlines
Find Deal
Mon, Dec 23 - Sun, Jan 19
7:15 pm - 7:55 amSEA-SIN
20h 40m1 stop
10:00 am - 6:30 pmSIN-SEA
24h 30m1 stop
$1,935Air Canada
Find Deal
Sun, Dec 22 - Sun, Jan 19
12:45 pm - 12:35 amSEA-SIN
19h 50m1 stop
1:55 am - 10:55 amSIN-SEA
25h 00m1 stop
$2,182Asiana Airlines
Find Deal
Mon, Dec 23 - Mon, Jan 13
9:40 pm - 7:05 pmSEA-SIN
29h 25m1 stop
2:10 am - 8:35 pmSIN-SEA
34h 25m2 stops
$2,604Singapore Airlines
Find Deal
Mon, Dec 23 - Tue, Jan 14
8:40 am - 5:40 pmSEA-SIN
17h 00mnonstop
8:45 pm - 10:00 amSIN-SEA
29h 15m1 stop
$2,649Singapore Airlines
Find Deal
Sun, Dec 22 - Mon, Jan 20
9:40 am - 5:40 pmSEA-SIN
17h 00mnonstop
9:00 am - 8:10 amSIN-SEA
14h 10mnonstop
$747Singapore Airlines
Find Deal
Sun, Mar 9 - Tue, Mar 18
8:40 am - 5:40 pmSEA-SIN
17h 00mnonstop
9:00 am - 8:10 amSIN-SEA
14h 10mnonstop
$751Singapore Airlines
Find Deal
Thu, Mar 6 - Sun, Mar 23
10:15 am - 5:35 pmSEA-SIN
16h 20mnonstop
9:00 am - 8:45 amSIN-SEA
14h 45mnonstop
$797Singapore Airlines
Find Deal
Sun, Apr 6 - Sat, Apr 12
10:15 am - 5:35 pmSEA-SIN
16h 20mnonstop
9:00 am - 8:45 amSIN-SEA
14h 45mnonstop
$857Singapore Airlines
Find Deal
Tue, May 6 - Tue, May 20
9:40 am - 5:40 pmSEA-SIN
17h 00mnonstop
9:00 am - 8:45 amSIN-SEA
14h 45mnonstop
$861Singapore Airlines
Find Deal
Thu, Mar 13 - Sun, Mar 30
9:40 am - 5:40 pmSEA-SIN
17h 00mnonstop
9:00 am - 8:45 amSIN-SEA
14h 45mnonstop
$985Singapore Airlines
Find Deal
Thu, Mar 27 - Tue, Apr 8
9:40 am - 5:40 pmSEA-SIN
17h 00mnonstop
9:00 am - 8:45 amSIN-SEA
14h 45mnonstop
$1,038Singapore Airlines
Find Deal
Thu, Mar 27 - Sun, Apr 6
8:40 am - 5:40 pmSEA-SIN
17h 00mnonstop
9:00 am - 8:10 amSIN-SEA
14h 10mnonstop
$1,068Singapore Airlines
Find Deal
Thu, Mar 6 - Sun, Mar 23
10:15 am - 5:35 pmSEA-SIN
16h 20mnonstop
9:00 am - 8:45 amSIN-SEA
14h 45mnonstop
$1,118Singapore Airlines
Find Deal
Sat, May 24 - Sun, Jun 1
10:15 am - 5:35 pmSEA-SIN
16h 20mnonstop
9:00 am - 8:45 amSIN-SEA
14h 45mnonstop
$1,208Singapore Airlines
Find Deal
Sun, May 25 - Thu, Jun 19

Turkish Airlines flights from Seattle to Singapore

Our best Turkish Airlines deals on Seattle to Singapore flight tickets
Turkish Airlines
Jan 18
SEA7:00 pmSeattle/Tacoma Intl
30h 35m
1 stop
SIN5:35 pmSingapore Changi
Feb 11
SIN11:25 pmSingapore Changi
33h 40m
1 stop
SEA5:05 pmSeattle/Tacoma Intl
Turkish Airlines
Jan 17
SEA7:00 pmSeattle/Tacoma Intl
30h 35m
1 stop
SIN5:35 pmSingapore Changi
Jan 22
SIN11:25 pmSingapore Changi
33h 40m
1 stop
SEA5:05 pmSeattle/Tacoma Intl
Turkish Airlines
Feb 1
SEA7:00 pmSeattle/Tacoma Intl
45h 45m
1 stop
SIN8:45 amSingapore Changi
Feb 8
SIN11:25 pmSingapore Changi
33h 40m
1 stop
SEA5:05 pmSeattle/Tacoma Intl

ANA flights from Seattle to Singapore

Our best ANA deals on Seattle to Singapore flight tickets
ANA
Jan 8
SEA3:25 pmSeattle/Tacoma Intl
34h 10m
2 stops
SIN5:35 pmSingapore Changi
Jan 15
SIN10:45 amSingapore Changi
26h 35m
2 stops
SEA9:20 pmSeattle/Tacoma Intl
ANA
Dec 23
SEA3:40 pmSeattle/Tacoma Intl
33h 55m
1 stop
SIN5:35 pmSingapore Changi
Jan 16
SIN6:35 amSingapore Changi
22h 57m
2 stops
SEA1:32 pmSeattle/Tacoma Intl
ANA
Dec 28
SEA7:15 amSeattle/Tacoma Intl
25h 40m
2 stops
SIN12:55 amSingapore Changi
Jan 16
SIN6:35 amSingapore Changi
22h 57m
2 stops
SEA1:32 pmSeattle/Tacoma Intl

See travel insights to Singapore from

How to get the cheapest flight ticket from Seattle to Singapore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Singapore?

The month of January is, on average, the cheapest month to fly to Singapore from Seattle, with most prices found around $991. If you aren’t able to travel to Singapore during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $991.

What is the cheapest day to depart on your flight to Singapore?

The cheapest day to depart from Seattle to Singapore is on a Wednesday when prices can be found for as low as $1,033. The most expensive day to fly to Singapore is Friday, with ticket prices averaging around $1,241.

What is the cheapest time of day to depart on your flight to Singapore?

At noon is the cheapest time of day to fly from Seattle to Singapore when you can find flight prices for as low as $1,089. Flying to Singapore at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,226 on average. Flights to Singapore from Seattle in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Seattle/Tacoma Intl to Singapore Changi flight route?

Fly from Seattle/Tacoma Intl to Singapore Changi for the best Seattle/Tacoma Intl - Singapore Changi flight prices

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

In general, most travelers find the cheapest time to book a flight to Singapore is about 60 days prior to their departure date when tickets on average are $1,190. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $742.

What cabin class options are available on Seattle/Tacoma Intl to Singapore Changi flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Singapore Changi flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Singapore flights?

You could potentially save up to 11% on your flight if you consider stops on a Seattle to Singapore flight.

How have Seattle to Singapore flight prices changed over time?

As of December 2024, prices for Seattle to Singapore flights are approximately 34% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Singapore

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Singapore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Singapore (SEA to SIN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Singapore

Best Price Found

$342

Fastest flight time

16h 20m

Direct flights

Mon, Wed, Fri and Sun

Airports in Singapore

1 airport
The best one-way flight to Singapore from Seattle in the past 72 hours is $342. The best round-trip flight deal from Seattle to Singapore found on momondo in the last 72 hours is $716.
The fastest flight from Seattle to Singapore takes 16h 20m
Direct flights go from Seattle to Singapore on Monday, Wednesday, Friday and Sunday. The only airline offering direct flights is Singapore Airlines.
There is 1 airport near Singapore: Singapore Changi (SIN)

  • How far is Seattle/Tacoma Intl to Singapore Changi by plane?

    Singapore Changi is 8059.6 mi away from Seattle/Tacoma Intl. Typically, this will take 16h 20m by plane in normal conditions.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Singapore Changi Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Singapore Changi Airport are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Singapore Changi Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Singapore Changi Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Singapore Changi Airport.

  • What documentation or ID do you need to fly to Singapore Changi Airport?

    The travel and health documents you'll need for your trip to Singapore Changi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Singapore Changi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Singapore?

  • What is the most popular airline from Seattle to Singapore?


Best airlines flying from Seattle to Singapore

Compare and see reviews for airlines that fly from Seattle to Singapore with momondo
Airline
Rating
Free Cancellation
Price
Asiana AirlinesPriceFrom $694Free CancellationRating
8.3
477 reviews
Search Asiana Airlines flights
Philippine AirlinesPriceFrom $728Free CancellationRating
7.2
944 reviews
Search Philippine Airlines flights
Korean AirPriceFrom $748Free CancellationRating
8.4
1,021 reviews
Search Korean Air flights
Japan AirlinesPriceFrom $790Free CancellationRating
8.3
1,442 reviews
Search Japan Airlines flights
United AirlinesPriceFrom $815Free CancellationRating
7.4
9,048 reviews
Search United Airlines flights
Singapore AirlinesPriceFrom $817Free CancellationRating
8.1
1,331 reviews
Search Singapore Airlines flights
DeltaPriceFrom $882Free CancellationRating
8.0
8,600 reviews
Search Delta flights
China AirlinesPriceFrom $899Free CancellationRating
8.2
754 reviews
Search China Airlines flights
Air CanadaPriceFrom $911Free CancellationRating
7.0
8,391 reviews
Search Air Canada flights
Turkish AirlinesPriceFrom $953Free CancellationRating
7.3
3,901 reviews
Search Turkish Airlines flights
  • Singapore Airlines Flights From Seattle to Singapore

    Across 4 Singapore Airlines flights from Seattle to Singapore this week, the average price was $1,218, with the best Singapore Airlines deals starting from $817 round-trip. 1,331 users have rated Singapore Airlines on momondo, with an average score of 8.1/10.


Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Singapore?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Singapore. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to Singapore with flexible booking policies on momondo?

All flight searches from Seattle to Singapore on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Singapore?

Once all potential Seattle to Singapore flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Singapore right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Singapore, momondo offers a useful price alert feature which will track prices for flights to Singapore from Seattle and alert you when they change.


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