Cheap Flights from Seattle, WA to Singapore from $303

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On Cheapflightsplus.com you will find 1 direct and 833 connecting flights from Seattle to Singapore. You can compare airfare deals from 26 airlines and multiple travel sites from $303, book and save on cheap plane tickets and last minute offers. Also check out SEA-SIN flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Seattle to Singapore Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $303 (one-way), $520 (round-trip).

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Best Flights from Seattle to Singapore Today

Take a look at the list of non stop flights and flights with layovers from Seattle to Singapore with the lowest price of $303. The fastest direct flight takes 16h 20m and the fastest connecting – 18h 50m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $303 Find flight	10:15 Seattle Seattle-Tacoma Intl	17:35+1 день Singapore Changi	16h 20m	Singapore Airlines	SQ27
from $337 Find flight	14:30 Seattle Seattle-Tacoma Intl	21:30+2 дня Singapore Changi	40h 0m layover 22h 15m - Seoul	Asiana Airlines	OZ271 OZ751
from $370 Find flight	13:30 Seattle Seattle-Tacoma Intl	00:20+2 дня Singapore Changi	19h 50m layover 2h 30m - Tokyo	Japan Airlines - JAL	JL67 JL711
from $370 Find flight	16:30 Seattle Seattle-Tacoma Intl	06:40+2 дня Singapore Changi	23h 10m layover 5h 40m - Tokyo	All Nippon Airways	NH117 NH843
from $372 Find flight	13:20 Seattle Seattle-Tacoma Intl	23:40+2 дня Singapore Changi	19h 20m layover 2h 0m - Seoul	Korean Air	KE42 KE645
from $372 Find flight	13:20 Seattle Seattle-Tacoma Intl	05:00+2 дня Singapore Changi	24h 40m layover 6h 55m - Seoul	Korean Air	KE42 KE647
from $372 Find flight	13:20 Seattle Seattle-Tacoma Intl	19:55+2 дня Singapore Changi	39h 35m layover 22h 5m - Seoul	Korean Air	KE42 KE643
from $372 Find flight	13:20 Seattle Seattle-Tacoma Intl	21:30+2 дня Singapore Changi	41h 10m layover 23h 30m - Seoul	Korean Air	KE42 OZ751
from $384 Find flight	19:35 Seattle Seattle-Tacoma Intl	06:15+2 дня Singapore Changi	19h 40m layover 0h 51m - San Francisco	United Airlines	UA2632 UA1
from $384 Find flight	07:00 Seattle Seattle-Tacoma Intl	18:25+1 день Singapore Changi	20h 25m layover 1h 26m - San Francisco	United Airlines	UA2640 UA29
from $366 Find flight	08:41 Seattle Seattle-Tacoma Intl	00:20+2 дня Singapore Changi	24h 39m layover 4h 27m - Vancouver 2h 15m - Tokyo	Japan Airlines - JAL	JL6334 JL17 JL711
from $372 Find flight	21:40 Seattle Seattle-Tacoma Intl	23:40+3 дня Singapore Changi	35h 0m layover 13h 11m - San Francisco 1h 20m - Seoul	Hawaiian Airlines	HA6897 KE24 KE645
from $375 Find flight	01:40 Seattle Seattle-Tacoma Intl	18:35+1 день Singapore Changi	25h 55m layover 2h 10m - Taipei 5h 55m - Ho Chi Minh City	China Airlines	CI21 CI781 TR323
from $375 Find flight	21:44 Seattle Seattle-Tacoma Intl	23:40+3 дня Singapore Changi	34h 56m layover 13h 11m - San Francisco 1h 20m - Seoul	Alaska Airlines	AS1152 KE24 KE645
from $384 Find flight	01:40 Seattle Seattle-Tacoma Intl	21:15+1 день Singapore Changi	28h 35m layover 2h 10m - Taipei 8h 35m - Ho Chi Minh City	China Airlines	CI21 CI781 TR303
from $384 Find flight	13:20 Seattle Seattle-Tacoma Intl	17:10+2 дня Singapore Changi	36h 50m layover 2h 10m - Seoul 14h 55m - Manila	Korean Air	KE42 KE623 5J805

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on June 27, 2025

Flight Schedule Seattle (Washington) to Singapore

Full flight schedule will help you in detecting at what time planes fly from Seattle to Singapore. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
10:15 — 17:35 +1 day	10:15 — 17:35 SQ27 Singapore Airlines Seattle — Singapore	16h 20m	Find flight from$303
05:00 — 18:25 +1 day	05:00 — 07:15 UA5657 United Airlines Seattle — San Francisco 3h 30m stop 10:45 — 18:25 UA29 United Airlines San Francisco — Singapore	22h 25m including layover	Find flight from$385
05:10 — 18:25 +1 day	05:10 — 07:22 UA706 United Airlines Seattle — San Francisco 3h 38m stop 11:00 — 18:25 UA29 United Airlines San Francisco — Singapore	22h 15m including layover	Find flight from$391
07:00 — 18:25 +1 day	07:00 — 09:19 UA2640 United Airlines Seattle — San Francisco 1h 26m stop 11:00 — 18:25 UA29 United Airlines San Francisco — Singapore	20h 25m including layover	Find flight from$384
07:00 — 18:25 +1 day	07:00 — 09:20 UA714 United Airlines Seattle — San Francisco 1h 40m stop 11:00 — 18:25 UA29 United Airlines San Francisco — Singapore	20h 25m including layover	Find flight from$391
09:50 — 06:15 +2 days	09:45 — 12:01 UA1470 United Airlines Seattle — San Francisco 10h 46m stop 22:55 — 06:15 UA1 United Airlines San Francisco — Singapore	29h 25m including layover	Find flight from$391
12:52 — 06:15 +2 days	12:52 — 15:07 UA1482 United Airlines Seattle — San Francisco 7h 33m stop 22:40 — 06:15 UA1 United Airlines San Francisco — Singapore	26h 23m including layover	Find flight from$387
13:20 — 23:40 +2 days	11:00 — 15:55 KE42 Korean Air Seattle — Seoul 2h stop 18:35 — 00:10 KE645 Korean Air Seoul — Singapore	19h 20m including layover	Find flight from$372
13:30 — 00:20 +2 days	12:10 — 15:40 JL67 Japan Airlines - JAL Seattle — Tokyo 2h 30m stop 18:10 — 00:50 JL711 Japan Airlines - JAL Tokyo — Singapore	19h 50m including layover	Find flight from$370
14:30 — 21:30 +2 days	12:40 — 17:50 OZ271 Asiana Airlines Seattle — Seoul 22h 15m stop 16:20 — 21:55 OZ751 Asiana Airlines Seoul — Singapore	40h including layover	Find flight from$337
14:50 — 06:15 +2 days	14:50 — 17:06 UA1620 United Airlines Seattle — San Francisco 5h 49m stop 22:55 — 06:15 UA1 United Airlines San Francisco — Singapore	24h 25m including layover	Find flight from$391
15:19 — 06:15 +2 days	15:19 — 17:35 UA2355 United Airlines Seattle — San Francisco 5h 20m stop 22:55 — 06:15 UA1 United Airlines San Francisco — Singapore	23h 56m including layover	Find flight from$393
15:23 — 06:15 +2 days	14:29 — 16:45 UA325 United Airlines Seattle — San Francisco 5h 1m stop 22:55 — 06:15 UA1 United Airlines San Francisco — Singapore	23h 52m including layover	Find flight from$385
16:30 — 06:40 +2 days	15:40 — 19:15 NH117 All Nippon Airways Seattle — Tokyo 5h 40m stop 00:25 — 06:55 NH843 All Nippon Airways Tokyo — Singapore	23h 10m including layover	Find flight from$370
16:30 — 17:15 +2 days	15:40 — 19:15 NH117 All Nippon Airways Seattle — Tokyo 15h 55m stop 10:50 — 17:35 NH841 All Nippon Airways Tokyo — Singapore	33h 45m including layover	Find flight from$371
17:35 — 06:15 +2 days	17:10 — 19:26 UA2482 United Airlines Seattle — San Francisco 2h 53m stop 22:55 — 06:15 UA1 United Airlines San Francisco — Singapore	21h 40m including layover	Find flight from$385
19:35 — 06:15 +2 days	19:35 — 21:49 UA2632 United Airlines Seattle — San Francisco 51m stop 22:40 — 06:15 UA1 United Airlines San Francisco — Singapore	19h 40m including layover	Find flight from$384
01:40 — 18:35 +1 day	01:40 — 05:05 CI21 China Airlines Seattle — Taipei 2h 10m stop 07:15 — 09:40 CI781 China Airlines Taipei — Ho Chi Minh City 5h 55m stop 15:35 — 18:35 TR323 Tiger Airways Ho Chi Minh City — Singapore	25h 55m including layover	Find flight from$375
01:40 — 21:15 +1 day	01:40 — 05:05 CI21 China Airlines Seattle — Taipei 2h 10m stop 07:15 — 09:40 CI781 China Airlines Taipei — Ho Chi Minh City 8h 35m stop 18:15 — 21:15 TR303 Tiger Airways Ho Chi Minh City — Singapore	28h 35m including layover	Find flight from$384
06:45 — 06:15 +2 days	06:45 — 09:40 UA2127 United Airlines Seattle — Los Angeles 52m stop 10:32 — 12:05 UA1791 United Airlines Los Angeles — San Francisco 10h 50m stop 22:55 — 06:15 UA1 United Airlines San Francisco — Singapore	32h 30m including layover	Find flight from$391
08:10 — 23:40 +2 days	08:05 — 10:24 HA6903 Hawaiian Airlines Seattle — San Francisco 2h 41m stop 12:40 — 17:20 KE24 Korean Air San Francisco — Seoul 1h 20m stop 18:40 — 23:40 KE645 Korean Air Seoul — Singapore	24h 30m including layover	Find flight from$391
08:41 — 00:20 +2 days	08:41 — 09:38 JL6334 Japan Airlines - JAL Seattle — Vancouver 4h 27m stop 13:50 — 15:50 JL17 Japan Airlines - JAL Vancouver — Tokyo 2h 15m stop 18:05 — 00:20 JL711 Japan Airlines - JAL Tokyo — Singapore	24h 39m including layover	Find flight from$366
09:05 — 00:45 +2 days	09:05 — 11:28 NH7305 All Nippon Airways Seattle — San Francisco 1h 12m stop 12:40 — 15:25 NH7 All Nippon Airways San Francisco — Tokyo 3h 15m stop 18:40 — 00:45 NH801 All Nippon Airways Tokyo — Singapore	24h 40m including layover	Find flight from$388
11:11 — 06:15 +2 days	11:11 — 14:58 UA1969 United Airlines Seattle — Denver 3h 1m stop 17:59 — 19:45 UA1007 United Airlines Denver — San Francisco 3h 10m stop 22:55 — 06:15 UA1 United Airlines San Francisco — Singapore	28h 4m including layover	Find flight from$391
11:11 — 06:15 +2 days	11:11 — 14:58 UA1969 United Airlines Seattle — Denver 1h 2m stop 16:00 — 17:43 UA2633 United Airlines Denver — San Francisco 5h 12m stop 22:55 — 06:15 UA1 United Airlines San Francisco — Singapore	28h 4m including layover	Find flight from$391
12:49 — 06:15 +2 days	12:43 — 16:30 UA1417 United Airlines Seattle — Denver 1h 19m stop 17:59 — 19:42 UA1007 United Airlines Denver — San Francisco 3h 10m stop 22:55 — 06:15 UA1 United Airlines San Francisco — Singapore	26h 26m including layover	Find flight from$391
19:34 — 17:15 +2 days	19:22 — 21:38 NH7305 All Nippon Airways Seattle — San Francisco 3h 55m stop 01:45 — 05:00 NH107 All Nippon Airways San Francisco — Tokyo 6h 25m stop 10:55 — 17:15 NH841 All Nippon Airways Tokyo — Singapore	30h 41m including layover	Find flight from$386
20:26 — 14:25 +3 days	20:26 — 22:40 HA6898 Hawaiian Airlines Seattle — San Francisco 18h 40m stop 17:20 — 20:00 ZG25 Grozny Avia San Francisco — Tokyo 12h 15m stop 08:15 — 14:25 TR809 Tiger Airways Tokyo — Singapore	50h 59m including layover	Find flight from$388
21:40 — 23:40 +3 days	21:40 — 23:58 HA6897 Hawaiian Airlines Seattle — San Francisco 13h 11m stop 13:10 — 17:20 KE24 Korean Air San Francisco — Seoul 1h 20m stop 18:40 — 23:40 KE645 Korean Air Seoul — Singapore	35h including layover	Find flight from$372
21:44 — 23:40 +3 days	21:44 — 23:59 AS1152 Alaska Airlines Seattle — San Francisco 13h 11m stop 13:10 — 17:20 KE24 Korean Air San Francisco — Seoul 1h 20m stop 18:40 — 23:40 KE645 Korean Air Seoul — Singapore	34h 56m including layover	Find flight from$375

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on June 27, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Seattle to Singapore depends on and how to choose the most interesting flight option for you.

Distance between Seattle and Singapore is 12980 miles. Time difference between the cities is 4h. Airplanes depart 01:10 to 23:59 from 3 Seattle airports and arrive 01:10 to 23:59 to 4 Singapore airports. Average flight time is 16h 20m.

The fastest flight 16h 20m
Average flight time 16h 20m
The earliest flight 01:10
The latest flight 23:59
Distance 8066 ml

The cheapest months to travel to Singapore are august (from 405 $), october (from 450 $), july (from 451 $).

The most expensive months are december (from 641 $), june (from 592 $), february (from 587 $).

What is the lowest airfare Seattle to Singapore?

The cheapest plane ticket found by our users is $303. This airfare is for economy class on one-way SQ27 flight by Singapore Airlines for August 28, 2025 which leaves Seattle-Tacoma Intl in Seattle at 10:15 am and arrives at Singapore Changi at 17:35.

Economy class

$303

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Business class

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First class

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Popular Airlines on the Route

The flight Seattle — Singapore is served by 26 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by Japan Airlines - JAL - 20 departures per week at the price of from $ 366 . And the most expensive tickets are offered by Japan Airlines - JAL airline - from $ 966.

Direct flights

There are 1 nonstop flights on the route. The fastest direct flight is SQ27 by Singapore Airlines takes 16h 20m and the cheapest is SQ27 by Singapore Airlines for $303.

SQ - Singapore Airlines

from $303

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Connecting Flights

There are 833 flights with layovers on the route. The fastest connecting flight is PR125 by Philippine Airlines takes 18h 50m and the cheapest is SQ27 by Singapore Airlines for $337.

JL - Japan Airlines - JAL

from $366

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PR - Philippine Airlines

from $420

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UA - United Airlines

from $384

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HU - Hainan Airlines

from $575

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JX - Jambojet

from $385

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BR - EVA Airways Corporation

from $429

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KE - Korean Air

from $372

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MH - Malaysia Airlines

from $748

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WS - WestJet

from $522

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SQ - Singapore Airlines

from $690

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CA - Air China Limited

from $741

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QR - Qatar Airways

from $449

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See more connecting flights

Airports

You can fly from Seattle to Singapore from 3 airports (Boeing Field International Airport, Seattle-Tacoma Intl, Kenmore Air Harbor SPB).

Seattle airports

Boeing Field International Airport-BFI

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Seattle-Tacoma Intl-SEA

from $303
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Kenmore Air Harbor SPB-LKE

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Singapore airports

Changi-SIN

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Paya Lebar-QPG

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Seletar-XSP

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Tengah-TGA

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Airplanes

There are flights to Singapore from Seattle by 26 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Seattle

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Top International Destinations from Seattle

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Seattle — Tokyo

from $77

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from $64

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from $76

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from $80

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Seattle — Montreal

from $68

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Seattle — Amsterdam

from $64

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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