$464+ Cheap flights from Singapore 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 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SEA
May 11 — May 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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.Cheap flight deals from Singapore to Seattle
Cheapest
Best
Last-minute
One-way
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 April 11, 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 April 11, 2026.
This Korean Air deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:30 pm
SIN
- SEA
1 stop26h 30m
Korean Air
Mon 11/1611:00 am
SEA
- SIN
1 stop41h 25m
Korean Air
Deal found 4/6![Korean Air logo]()
$794
This Gotogate deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:50 pm
SIN
- SEA
1 stop31h 05m
Asiana Airlines
Sun 9/2012:55 am
SEA
- SIN
1 stop29h 35m
Asiana Airlines
Deal found 4/10![Asiana Airlines logo]()
$827
This Asiana Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:50 pm
SIN
- SEA
1 stop31h 05m
Asiana Airlines
Fri 10/912:55 am
SEA
- SIN
1 stop29h 35m
Asiana Airlines
Deal found 4/7![Asiana Airlines logo]()
$861
This Asiana Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:50 pm
SIN
- SEA
1 stop31h 05m
Asiana Airlines
Mon 9/2812:55 am
SEA
- SIN
1 stop29h 35m
Asiana Airlines
Deal found 4/8![Asiana Airlines logo]()
$866
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/31:25 am
SIN
- SEA
2 stops32h 40m
Delta
Wed 9/1612:50 pm
SEA
- SIN
1 stop25h 10m
Delta
Deal found 4/6![Delta logo]()
$903
This Expedia deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:30 am
SIN
- SEA
1 stop18h 10m
Delta
Tue 9/297:20 am
SEA
- SIN
2 stops25h 35m
Delta
Deal found 4/8![Delta logo]()
$905
This United Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:35 pm
SIN
- SEA
1 stop19h 54m
United Airlines
Thu 8/65:00 am
SEA
- SIN
1 stop34h 15m
United Airlines
Deal found 4/6![United Airlines logo]()
$907
This Korean Air deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:30 am
SIN
- SEA
1 stop18h 10m
Korean Air
Mon 9/281:00 pm
SEA
- SIN
1 stop25h 00m
Korean Air
Deal found 4/8![Korean Air logo]()
$909
This United Airlines deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:45 am
SIN
- SEA
1 stop26h 58m
United Airlines
Mon 9/216:29 am
SEA
- SIN
2 stops32h 46m
United Airlines
Deal found 4/10![United Airlines logo]()
$916
Best flights from Singapore to SeattleDiscover 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 April 11, 2026.
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 April 11, 2026.
This Asiana Airlines deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:50 pm
SIN
- SEA
1 stop31h 05m
Asiana Airlines
Fri 10/912:55 am
SEA
- SIN
1 stop29h 35m
Asiana Airlines
Deal found 4/10![Asiana Airlines logo]()
$866
This United Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/48:35 pm
SIN
- SEA
1 stop27h 47m
United Airlines
Wed 8/57:00 am
SEA
- SIN
1 stop20h 35m
United Airlines
Deal found 4/6![United Airlines logo]()
$907
This Qatar Airways deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:05 am
SIN
- SEA
1 stop28h 00m
Multiple Airlines
Wed 5/64:25 pm
SEA
- SIN
1 stop32h 50m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$990
This Qatar Airways deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/283:15 am
SIN
- SEA
1 stop24h 10m
Qatar Airways
Mon 8/314:25 pm
SEA
- SIN
1 stop32h 20m
Qatar Airways
Deal found 4/8![Qatar Airways logo]()
$991
This United Airlines deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:45 am
SIN
- SEA
1 stop26h 58m
United Airlines
Mon 9/216:29 am
SEA
- SIN
2 stops32h 46m
United Airlines
Deal found 4/10![United Airlines logo]()
$916
This China Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/272:00 am
SIN
- SEA
1 stop32h 15m
Multiple Airlines
Thu 10/17:07 pm
SEA
- SIN
2 stops26h 28m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$992
This Qatar Airways deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:15 am
SIN
- SEA
1 stop24h 10m
Qatar Airways
Mon 9/284:25 pm
SEA
- SIN
1 stop25h 25m
Qatar Airways
Deal found 4/8![Qatar Airways logo]()
$1,051
This Qatar Airways deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/11:05 am
SIN
- SEA
1 stop28h 00m
Multiple Airlines
Sat 5/94:25 pm
SEA
- SIN
1 stop25h 55m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$1,042
This Qatar Airways deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/203:15 am
SIN
- SEA
2 stops32h 17m
Multiple Airlines
Sat 10/104:25 pm
SEA
- SIN
1 stop25h 25m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$1,062
Last-minute flights from Singapore to SeattleDiscover last-minute flight deals from Singapore to Seattle. Data last updated April 11, 2026 and is based on user searches.
Discover last-minute flight deals from Singapore to Seattle. Data last updated April 11, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/201:55 am
SIN
- SEA
2 stops36h 03m
Japan Airlines
Fri 4/241:15 pm
SEA
- SIN
1 stop20h 05m
Japan Airlines
Deal found 4/10![Japan Airlines logo]()
$1,034
This Qatar Airways deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:05 am
SIN
- SEA
1 stop28h 00m
Multiple Airlines
Wed 5/64:25 pm
SEA
- SIN
1 stop32h 50m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$990
This CheapTickets deal was found by Cheapflights users on 4/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:05 am
SIN
- SEA
1 stop28h 00m
Multiple Airlines
Fri 4/2412:55 am
SEA
- SIN
1 stop29h 35m
Multiple Airlines
Deal found 4/11![Multiple Airlines logo]()
$1,012
This Qatar Airways deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/11:05 am
SIN
- SEA
1 stop28h 00m
Multiple Airlines
Sat 5/94:25 pm
SEA
- SIN
1 stop25h 55m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$1,042
This Qatar Airways deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/51:05 am
SIN
- SEA
1 stop28h 00m
Multiple Airlines
Mon 5/114:25 pm
SEA
- SIN
1 stop25h 55m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$989
This oojo deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/212:00 pm
SIN
- SEA
1 stop17h 10m
STARLUX Airlines
Wed 5/271:15 am
SEA
- SIN
1 stop20h 25m
STARLUX Airlines
Deal found 4/6![STARLUX Airlines logo]()
$972
This Bravofly deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/221:05 am
SIN
- SEA
1 stop28h 00m
Qatar Airways
Sat 5/304:25 pm
SEA
- SIN
1 stop25h 55m
Qatar Airways
Deal found 4/8![Qatar Airways logo]()
$1,010
This Qatar Airways deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/221:05 am
SIN
- SEA
1 stop28h 00m
Multiple Airlines
Sat 5/304:25 pm
SEA
- SIN
1 stop32h 50m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$1,040
This Qatar Airways deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/241:05 am
SIN
- SEA
1 stop28h 00m
Qatar Airways
Mon 6/14:25 pm
SEA
- SIN
1 stop25h 55m
Qatar Airways
Deal found 4/9![Qatar Airways logo]()
$1,006
This Qatar Airways deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/317:40 pm
SIN
- SEA
1 stop33h 25m
Qatar Airways
Thu 8/64:25 pm
SEA
- SIN
1 stop32h 20m
Qatar Airways
Deal found 4/6![Qatar Airways logo]()
$1,008
This Qatar Airways deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/317:40 pm
SIN
- SEA
1 stop33h 25m
Qatar Airways
Sat 8/84:25 pm
SEA
- SIN
1 stop32h 20m
Qatar Airways
Deal found 4/6![Qatar Airways logo]()
$1,033
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 April 11, 2026.
Search for one-way flight options from Singapore to Seattle. Find affordable one-way fares based on user searches. Data last updated April 11, 2026.
This United Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/78:35 pm
SIN
- SEA
1 stop19h 54m
United Airlines
Deal found 4/7![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:35 pm
SIN
- SEA
1 stop29h 08m
United Airlines
Deal found 4/8![United Airlines logo]()
$469
This KAYAK deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/78:35 pm
SIN
- SEA
1 stop19h 54m
ANA
Deal found 4/8![ANA logo]()
$483
This Super.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2311:05 am
SIN
- SEA
1 stop18h 20m
ANA
Deal found 4/6![ANA logo]()
$500
This United Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2211:05 am
SIN
- SEA
1 stop18h 20m
United Airlines
Deal found 4/6![United Airlines logo]()
$522
This United Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/218:35 pm
SIN
- SEA
1 stop19h 54m
United Airlines
Deal found 4/6![United Airlines logo]()
$523
This Justfly.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:15 am
SIN
- SEA
1 stop23h 10m
ANA
Deal found 4/6![ANA logo]()
$536
This Kiwi.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2111:05 am
SIN
- SEA
1 stop18h 20m
ANA
Deal found 4/6![ANA logo]()
$537
This United Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/311:05 am
SIN
- SEA
2 stops42h 25m
United Airlines
Deal found 4/7![United Airlines logo]()
$539
Find flight deals from Singapore to Seattle
Keep the following information in mind while searching for Singapore to Seattle flight deals. Data was last updated April 11, 2026.
Round-trip from | $827 (Gotogate) |
|---|---|
One-way from | $464 (United Airlines) |
Popular in | January |
Cheapest in | October |
Average price | $915 |
Good one-way deal | $1,197 or less |
Cheapflights Fare Finder
Customize 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 2,558,603 searches. Data last updated April 11, 2026.
Use the filters below to find and compare flights from Singapore to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SingaporeSeattle
SIN - SEA
SINSEA
Singapore Changi
Mon 9/21
10:50 pm-2:55 pm
1 stop31h 05m
Seattle/Tacoma Intl
Fri 10/9
12:55 am-9:30 pm
1 stop29h 35m
$866
Quickest round-trip
SingaporeSeattle
SIN - SEA
SINSEA
Singapore Changi
Thu 6/4
8:35 pm-9:22 am
1 stop27h 47m
Seattle/Tacoma Intl
Wed 8/5
7:00 am-6:35 pm
1 stop20h 35m
$907
SingaporeSeattle
SIN - SEA
SINSEA
Singapore Changi
Thu 9/10
8:45 am-8:43 pm
1 stop26h 58m
Seattle/Tacoma Intl
Mon 9/21
6:29 am-6:15 am
2 stops32h 46m
$916
SingaporeSeattle
SIN - SEA
SINSEA
Singapore Changi
Tue 4/21
1:05 am-2:05 pm
1 stop28h 00m
Seattle/Tacoma Intl
Wed 5/6
4:25 pm-4:15 pm
1 stop32h 50m
$990
SingaporeSeattle
SIN - SEA
SINSEA
Singapore Changi
Tue 7/28
3:15 am-12:25 pm
1 stop24h 10m
Seattle/Tacoma Intl
Mon 8/31
4:25 pm-3:45 pm
1 stop32h 20m
$991
SingaporeSeattle
SIN - SEA
SINSEA
Singapore Changi
Sun 9/27
2:00 am-7:15 pm
1 stop32h 15m
Seattle/Tacoma Intl
Thu 10/1
7:07 pm-12:35 pm
2 stops26h 28m
$992
SingaporeSeattle
SIN - SEA
SINSEA
Singapore Changi
Fri 5/1
1:05 am-2:05 pm
1 stop28h 00m
Seattle/Tacoma Intl
Sat 5/9
4:25 pm-9:20 am
1 stop25h 55m
$1,042
SingaporeSeattle
SIN - SEA
SINSEA
Singapore Changi
Thu 9/17
3:15 am-12:25 pm
1 stop24h 10m
Seattle/Tacoma Intl
Mon 9/28
4:25 pm-8:50 am
1 stop25h 25m
$1,051
SingaporeSeattle
SIN - SEA
SINSEA
Singapore Changi
Sun 9/20
3:15 am-8:32 pm
2 stops32h 17m
Seattle/Tacoma Intl
Sat 10/10
4:25 pm-8:50 am
1 stop25h 25m
$1,062
Cheapest one-way
SingaporeSeattle
SIN - SEA
SINSEA
Singapore Changi
Thu 5/28
8:35 pm-2:30 pm
1 stop32h 55m
$468
Showing 1-10 of 20 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 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
SG0-SEA
SIN-SEA
What is the cheapest month to book a flight from Singapore to Seattle?
Currently, February is the cheapest month in which you can book a flight from Singapore to Seattle (average of $435). Flying from Singapore to Seattle in January is currently the most expensive (average of $890). 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?
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 April 11, 2026.
When flying from Singapore to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Singapore to Seattle delayed?
About 17% of weekly flights between Singapore and Seattle have experienced delays in the past year, with the average delay time being 96 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?
Tuesday tends to have the lowest number of delays on this route, whereas Thursday 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 last year, Singapore Airlines have had the lowest number of delays on this route, with just 17% of flights being delayed.
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 April 11, 2026.
Read through reviews of airlines operating flights from Singapore to Seattle, such as STARLUX Airlines,EVA Air, andSingapore Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
9.0
Food
8.7
Crew
9.2
Overall
8.9
Entertainment
8.8
Comfort
8.9
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Boarding
9.0
Food
8.7
Crew
9.2
Overall
8.9
Entertainment
8.8
Comfort
8.9
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Boarding
9.0
Food
8.7
Crew
9.2
Overall
8.9
Entertainment
8.8
Comfort
8.9
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Boarding
9.0
Food
8.7
Crew
9.2
Overall
8.9
Entertainment
8.8
Comfort
8.9
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Boarding
9.0
Food
8.7
Crew
9.2
Overall
8.9
Entertainment
8.8
Comfort
8.9
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
Ocean Shores
Olympia
Kent
Lynnwood
Lacey
Edmonds
Leavenworth
Snoqualmie
Tumwater
Tukwila
Renton
Puyallup
Kirkland
Ellensburg
Fife
Lakewood
Issaquah
Shoreline
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Seattle flight routes
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.
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 April 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers 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 April 11, 2026.
Top 4 airlines flying from Singapore to Seattle
Discover the top 4 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 2,558,603 searches. Data last updated April 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$761 | Average$802 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$776 | Average$844 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$778 | Average$1,158 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$785 | Average$817 | FlexibilityNo cancel fee | On-timeN/A |