$333+ Cheap flights from Seattle (SEA) to Singapore
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SIN
Nov 23 — Nov 301
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Singapore with Cheapflights
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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
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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 Seattle to Singapore
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to SingaporeExplore the most affordable flight options available from Seattle to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.
Explore the most affordable flight options available from Seattle to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.
This Bravofly deal was found by Cheapflights users on 10/20. 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.
Sun 11/83:40 pm -
1 stop23h 15m
Sun 11/2210:20 pm -
1 stop31h 00m
Deal found 10/20![ANA logo]()
$785
This FlightHub deal was found by Cheapflights users on 10/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/23:40 pm -
1 stop23h 15m
Mon 11/96:35 am -
2 stops24h 04m
Deal found 10/24![ANA logo]()
$788
This Kissandfly.com deal was found by Cheapflights users on 10/21. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:40 am -
Nonstop17h 05m
Sun 11/228:55 am -
Nonstop14h 10m
Deal found 10/21![Singapore Airlines logo]()
$790
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 10/277:00 am -
1 stop22h 15m
Tue 11/310:10 am -
1 stop24h 16m
Deal found 10/19![United Airlines logo]()
$791
This United Airlines deal was found by Cheapflights users on 10/21. 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 10/267:00 am -
1 stop22h 15m
Sat 10/3110:45 am -
1 stop18h 35m
Deal found 10/21![United Airlines logo]()
$792
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/83:40 pm -
1 stop23h 15m
Sun 11/2210:20 pm -
1 stop40h 58m
Deal found 10/21![United Airlines logo]()
$793
This Korean Air deal was found by Cheapflights users on 10/20. 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 11/312:10 am -
1 stop28h 15m
Wed 11/1110:30 am -
1 stop38h 35m
Deal found 10/20![Korean Air logo]()
$795
This United Airlines deal was found by Cheapflights users on 10/21. 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 10/267:00 am -
1 stop22h 15m
Wed 11/410:10 am -
2 stops24h 59m
Deal found 10/21![United Airlines logo]()
$796
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Sat 10/247:25 pm -
1 stop33h 50m
Tue 11/1010:20 pm -
1 stop27h 20m
Deal found 10/21![United Airlines logo]()
$797
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Sat 10/243:55 pm -
2 stops37h 20m
Sat 10/3110:45 am -
1 stop18h 35m
Deal found 10/21![United Airlines logo]()
$802
Best flights from Seattle to SingaporeDiscover carefully curated flight deals from Seattle to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
Discover carefully curated flight deals from Seattle to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Tue 11/37:00 am -
1 stop21h 15m
Fri 11/610:10 am -
1 stop22h 17m
Deal found 10/20![United Airlines logo]()
$792
This Korean Air deal was found by Cheapflights users on 10/22. 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.
Sat 3/204:15 pm -
2 stops37h 10m
Fri 3/2610:30 am -
1 stop19h 40m
Deal found 10/22![Korean Air logo]()
$853
This Delta deal was found by Cheapflights users on 10/23. 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.
Wed 2/107:20 am -
2 stops29h 40m
Mon 3/110:30 pm -
2 stops38h 01m
Deal found 10/23![Delta logo]()
$909
This United Airlines deal was found by Cheapflights users on 10/23. 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 1/113:45 pm -
1 stop23h 10m
Tue 2/1610:45 am -
1 stop18h 35m
Deal found 10/23![United Airlines logo]()
$799
This United Airlines deal was found by Cheapflights users on 10/23. 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 1/146:15 am -
2 stops32h 40m
Tue 2/1610:45 am -
1 stop18h 35m
Deal found 10/23![United Airlines logo]()
$802
This United Airlines deal was found by Cheapflights users on 10/19. 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 4/146:29 am -
2 stops33h 16m
Wed 4/2111:05 am -
1 stop18h 20m
Deal found 10/19![United Airlines logo]()
$803
This United Airlines deal was found by Cheapflights users on 10/23. 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 1/115:44 pm -
2 stops45h 11m
Wed 1/2710:45 am -
1 stop18h 35m
Deal found 10/23![United Airlines logo]()
$804
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Sat 3/204:45 pm -
1 stop23h 10m
Wed 3/2410:10 am -
2 stops23h 53m
Deal found 10/19![United Airlines logo]()
$804
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/97:00 am -
2 stops24h 40m
Thu 11/1210:10 am -
1 stop26h 37m
Deal found 10/20![United Airlines logo]()
$804
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Tue 1/123:45 pm -
1 stop23h 10m
Wed 1/206:35 am -
3 stops30h 42m
Deal found 10/20![United Airlines logo]()
$811
This United Airlines deal was found by Cheapflights users on 10/22. 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 3/225:00 am -
2 stops28h 45m
Thu 3/2510:10 am -
2 stops23h 53m
Deal found 10/22![United Airlines logo]()
$812
Last-minute flights from Seattle to SingaporeDiscover last-minute flight deals from Seattle to Singapore. Data last updated October 24, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Singapore. Data last updated October 24, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Sat 10/247:25 pm -
1 stop33h 50m
Tue 11/1010:20 pm -
1 stop27h 20m
Deal found 10/21![United Airlines logo]()
$797
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Sat 10/243:55 pm -
2 stops37h 20m
Sat 10/3110:45 am -
1 stop18h 35m
Deal found 10/21![United Airlines logo]()
$802
This United Airlines deal was found by Cheapflights users on 10/21. 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 10/267:00 am -
1 stop22h 15m
Sat 10/3110:45 am -
1 stop18h 35m
Deal found 10/21![United Airlines logo]()
$792
This United Airlines deal was found by Cheapflights users on 10/21. 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 10/266:30 pm -
2 stops34h 45m
Thu 11/510:20 pm -
1 stop18h 39m
Deal found 10/21![United Airlines logo]()
$796
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 10/277:00 am -
1 stop22h 15m
Tue 11/310:10 am -
1 stop24h 16m
Deal found 10/19![United Airlines logo]()
$791
This FlightHub deal was found by Cheapflights users on 10/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/23:40 pm -
1 stop23h 15m
Mon 11/96:35 am -
2 stops24h 04m
Deal found 10/24![ANA logo]()
$788
This Korean Air deal was found by Cheapflights users on 10/20. 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 11/312:10 am -
1 stop28h 15m
Wed 11/1110:30 am -
1 stop38h 35m
Deal found 10/20![Korean Air logo]()
$795
This Bravofly deal was found by Cheapflights users on 10/20. 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.
Sun 11/83:40 pm -
1 stop23h 15m
Sun 11/2210:20 pm -
1 stop31h 00m
Deal found 10/20![ANA logo]()
$785
This Kissandfly.com deal was found by Cheapflights users on 10/21. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:40 am -
Nonstop17h 05m
Sun 11/228:55 am -
Nonstop14h 10m
Deal found 10/21![Singapore Airlines logo]()
$790
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/83:40 pm -
1 stop23h 15m
Sun 11/2210:20 pm -
1 stop40h 58m
Deal found 10/21![United Airlines logo]()
$793
One-way flights from Seattle to SingaporeSearch for one-way flight options from Seattle to Singapore. Find affordable one-way fares based on user searches. Data last updated October 24, 2026.
Search for one-way flight options from Seattle to Singapore. Find affordable one-way fares based on user searches. Data last updated October 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Wed 2/248:40 am -
Nonstop17h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Singapore Airlines logo]()
$333
This lastminute.com deal was found by Cheapflights users on 10/20. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/24:15 pm -
2 stops36h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Korean Air logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 1/248:40 am -
Nonstop17h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Singapore Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Tue 1/268:40 am -
Nonstop17h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Singapore Airlines logo]()
$342
This Kissandfly.com deal was found by Cheapflights users on 10/20. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/128:40 am -
Nonstop17h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Singapore Airlines logo]()
$347
Find flight deals from Seattle to Singapore
Keep the following information in mind while searching for Seattle to Singapore flight deals. Data was last updated October 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $785 (Bravofly) |
One-way from | $333 (Kiwi.com) |
Popular in | December |
Cheapest in | November |
Average price | $763 |
Good round-trip deal | $748 or less |
Good one-way deal | $352 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Singapore 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 7,457,451 searches. Data last updated October 24, 2026.
Use the filters below to find and compare flights from Seattle to Singapore that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleSingapore
SEA Seattle/Tacoma Intl - SIN Singapore Changi
SEASIN
Seattle/Tacoma Intl
Tue 2/16
12:50 pm-5:00 am
1 stop24h 10m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$368
SeattleSingapore
SEA Seattle/Tacoma Intl - SIN Singapore Changi
SEASIN
Seattle/Tacoma Intl
Mon 2/15
12:50 pm-5:00 am
1 stop24h 10m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$368
SeattleSingapore
SEA Seattle/Tacoma Intl - SIN Singapore Changi
SEASIN
Seattle/Tacoma Intl
Mon 1/25
5:28 pm-8:15 pm
2 stops34h 47m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$375
Quickest round-trip
SeattleSingapore
SEA Seattle/Tacoma Intl - SIN Singapore Changi
SEASIN
Seattle/Tacoma Intl
Tue 11/3
7:00 am-8:15 pm
1 stop21h 15m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$378
SeattleSingapore
SEA Seattle/Tacoma Intl - SIN Singapore Changi
SEASIN
Seattle/Tacoma Intl
Sun 11/1
7:00 am-8:15 pm
1 stop21h 15m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$378
SeattleSingapore
SEA Seattle/Tacoma Intl - SIN Singapore Changi
SEASIN
Seattle/Tacoma Intl
Tue 2/16
3:51 pm-8:15 pm
2 stops36h 24m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$378
SeattleSingapore
SEA Seattle/Tacoma Intl - SIN Singapore Changi
SEASIN
Seattle/Tacoma Intl
Tue 12/8
12:35 pm-8:25 pm
1 stop39h 50m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$382
SeattleSingapore
SEA Seattle/Tacoma Intl - SIN Singapore Changi
SEASIN
Seattle/Tacoma Intl
Mon 12/7
12:35 pm-5:00 am
1 stop24h 25m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$382
SeattleSingapore
SEA Seattle/Tacoma Intl - SIN Singapore Changi
SEASIN
Seattle/Tacoma Intl
Fri 2/26
12:10 am-5:00 am
1 stop36h 50m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$383
SeattleSingapore
SEA Seattle/Tacoma Intl - SIN Singapore Changi
SEASIN
Seattle/Tacoma Intl
Sat 2/27
8:30 am-6:55 am
2 stops30h 25m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$388
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Seattle to Singapore
Have a flexible travel schedule? Discover the best time to fly to Singapore from Seattle with our price prediction graph.
SEA-SIN
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 Seattle to Singapore
SEA-SG0
SEA-SIN
What is the cheapest month to book a flight from Seattle to Singapore?
Currently, November is the cheapest month in which you can book a flight from Seattle to Singapore (average of $691). Flying from Seattle to Singapore in December is currently the most expensive (average of $1,625). 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 SEA to SG?
Find hourly flight availability from Seattle to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 24, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Singapore as you normally would.
How often are flights from Seattle to Singapore delayed?
About 26% of weekly flights between Seattle and Singapore have experienced delays in the past year, with the average delay time being 93 minutes.
What is the most punctual flight time for Seattle to Singapore 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?
Sunday 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 Seattle to Singapore flights?
Over the last year, Singapore Airlines have had the lowest number of delays on this route, with just 26% of flights being delayed.
How far ahead should I book a flight from Seattle to Singapore?
Booking 54 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Singapore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Singapore
Get insights into the airlines that provide service to Singapore. 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 Singapore. Reviews last updated October 24, 2026.
Get a feel of what it's like to fly with STARLUX Airlines,Singapore Airlines, andAsiana Airlines from Seattle to Singapore by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
9.1
Boarding
8.8
Entertainment
8.7
Food
8.6
Comfort
8.8
Overall
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Crew
9.1
Boarding
8.8
Entertainment
8.7
Food
8.6
Comfort
8.8
Overall
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Crew
9.1
Boarding
8.8
Entertainment
8.7
Food
8.6
Comfort
8.8
Overall
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Crew
9.1
Boarding
8.8
Entertainment
8.7
Food
8.6
Comfort
8.8
Overall
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Crew
9.1
Boarding
8.8
Entertainment
8.7
Food
8.6
Comfort
8.8
Overall
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Crew
9.1
Boarding
8.8
Entertainment
8.7
Food
8.6
Comfort
8.8
Overall
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Related info for your journey
Find useful and relevant information for your journey from Seattle to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Complete your trip
Complete your trip to Singapore by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Singapore by cabin class
Find flights from Seattle to Singapore, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Singapore flights
Browse other Seattle and Singapore flight options. Last updated on October 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 10 airlines flying from Seattle to Singapore
Discover the top 10 airlines that operate flights from Seattle to Singapore. 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 7,457,451 searches. Data last updated October 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$348 | Average$348 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$498 | Average$1,174 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$506 | Average$803 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$534 | Average$999 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$610 | Average$757 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$621 | Average$943 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$624 | Average$824 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$750 | Average$936 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$774 | Average$1,182 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$794 | Average$942 | FlexibilityNo cancel fee | On-time79% |