S$ 346 Find Cheap Flights from Seattle to Singapore

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Seattle to Singapore departing on 6-2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Singapore

Travellers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Track pricesNot ready to book? Create a price alert for when prices drop.

Free to useThere are no hidden charges or fees.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Seattle to Singapore

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Seattle to Singapore that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Seattle to Singapore

Sun, 23 Nov - Tue, 2 Dec
Philippine Airlines Logo
21:30 - 19:10SEA-SIN
29h 40m1 stop
Philippine Airlines Logo
14:10 - 18:40SIN-SEA
20h 30m1 stop
S$ 876Philippine Airlines
Find Deal
Thu, 29 Jan - Sat, 14 Feb
Singapore Airlines Logo
08:45 - 17:45SEA-SIN
17h 00mdirect
Singapore Airlines Logo
09:00 - 07:10SIN-SEA
14h 10mdirect
S$ 881Singapore Airlines
Find Deal
Thu, 5 Feb - Sun, 15 Feb
Multiple Airlines Logo
08:45 - 17:45SEA-SIN
17h 00mdirect
Multiple Airlines Logo
19:00 - 00:11SIN-SEA
21h 11m1 stop
S$ 896Multiple Airlines
Find Deal
Tue, 7 Apr - Wed, 17 Jun
Cathay Pacific Logo
11:50 - 15:25SEA-SIN
36h 35m1 stop
Cathay Pacific Logo
16:05 - 10:35SIN-SEA
33h 30m1 stop
S$ 898Cathay Pacific
Find Deal
Tue, 7 Apr - Wed, 17 Jun
Cathay Pacific Logo
11:50 - 12:25SEA-SIN
33h 35m1 stop
Cathay Pacific Logo
18:00 - 10:35SIN-SEA
31h 35m1 stop
S$ 909Cathay Pacific
Find Deal
Fri, 13 Feb - Fri, 27 Feb
Multiple Airlines Logo
08:45 - 17:45SEA-SIN
17h 00mdirect
Multiple Airlines Logo
09:20 - 16:36SIN-SEA
23h 16m2 stops
S$ 912Multiple Airlines
Find Deal
Wed, 4 Feb - Sun, 15 Feb
Asiana Airlines Logo
00:10 - 21:55SEA-SIN
29h 45m1 stop
Asiana Airlines Logo
23:10 - 13:55SIN-SEA
30h 45m1 stop
S$ 919Asiana Airlines
Find Deal
Sat, 14 Feb - Thu, 12 Mar
Asiana Airlines Logo
00:10 - 21:55SEA-SIN
29h 45m1 stop
Asiana Airlines Logo
23:10 - 14:55SIN-SEA
30h 45m1 stop
S$ 920Asiana Airlines
Find Deal
Thu, 27 Nov - Wed, 3 Dec
Korean Air Logo
18:01 - 20:25SEA-SIN
34h 24m2 stops
Korean Air Logo
01:35 - 09:00SIN-SEA
23h 25m1 stop
S$ 946Korean Air
Find Deal
Thu, 27 Nov - Wed, 3 Dec
Korean Air Logo
12:00 - 05:00SEA-SIN
49h 00m2 stops
Korean Air Logo
01:35 - 09:00SIN-SEA
23h 25m1 stop
S$ 989Korean Air
Find Deal
Booking Insights

KAYAK's insights & trends for Seattle to Singapore flights

Get data-powered insights and trends into flights from Seattle to Singapore to help you find the cheapest flights, the best time to fly, and much more.

What is the cheapest Seattle to Singapore flight route?

Data is based on round-trip flight searches on KAYAK over the past month.

The cheapest ticket to Singapore from Seattle found in the last 72 hours was to Singapore, at S$ 883 return. The most popular route is from Seattle (SEA) to Singapore (SIN), and the cheapest round-trip airline ticket found on this route in the last 72 hours was S$ 883.

Can I save money by flying with a stopover from Seattle to Singapore?

The average return price for all direct flights, flights with one stopover, and flights with two stopovers for the route found by users searching on KAYAK in the last 2 weeks.

No, with an average price for the route of S$ 883, prices are generally cheapest when you fly direct.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Seattle to Singapore, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Seattle to Singapore is September, when tickets cost S$ 942 (return) on average. On the other hand, the most expensive months are December and June, when the average cost of return tickets is S$ 2,075 and S$ 1,471 respectively.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Seattle to Singapore, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below-average price on a flight from Seattle to Singapore, you should book around 3 weeks before departure, which saves you about 28% compared to booking last-minute. For the absolute cheapest price, our data suggests you should book 12 weeks before departure.

Good to know

Low seasonSeptember
Cheapest flightS$ 346
Best time to beat the crowds (22% less expensive on average)
Most popular time to fly (73% more expensive on average)
Flight from Seattle to Singapore

FAQs - booking Singapore flights

  • How does KAYAK find such low prices on flights from Seattle to Singapore?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Singapore.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Singapore?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Seattle to Singapore is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Seattle to Singapore?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from Seattle to Singapore with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Singapore?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Seattle to Singapore up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest time of day to fly to Singapore?

    The cheapest time of day to fly to Singapore is generally in the morning, when retur flights cost S$ 1,440 on average. The most expensive time of day to fly to Singapore is generally in the afternoon, which is peak travel time and where the average cost of a ticket is S$ 1,881.

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

Information on your arrival and departure airports

Not what you’re looking for? Find thousands of other hotels, flights, car hires and package deals with KAYAK.