Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Seattle to Singapore
The cheapest flights right now
Seattle – Singapore
Outbound – Oct 25, 2026
direct
17h 5m Return – Nov 7, 2026
direct
14h 10m $690
3 days ago
Seattle – Singapore
Outbound – Nov 8, 2026
direct
17h 5m Return – Nov 21, 2026
direct
14h 10m $761
today
Seattle – Singapore
Outbound – Oct 25, 2026
1 stop
22h 15m SFO
Return – Nov 7, 2026
1 stop
20h 29m SFO
$827
3 days ago
Seattle – Singapore
Outbound – Nov 9, 2026
1 stop
20h 55m MNL
Return – Nov 21, 2026
direct
14h 10m $934
today
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Cheapest flight tickets
$810
Average price of a round trip
$818
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
22h3
A flight from Seattle to Singapore takes on average 22h3.
Best time
August
According to user searches, the ideal month to go to Singapore is August.
Tips for finding a cheap flight from Seattle to Singapore
Check out our tips for booking your flight to Singapore (Singapore) from Seattle (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is September, with an average flight ticket price of $818 (calculation over the last two years). The most touristic season corresponds to the months of September, October and November.
For the cheapest flights, it is advisable to buy your ticket at least 53 days before the departure date.
The airline offering the cheapest flight tickets is United Airlines. A ticket from the airline United Airlines to Singapore costs on average $818.
The airlines that offer the most flights are .
Price of flight tickets from Seattle to Singapore
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from $810 to $826
- The average price of a flight ticket is about $818
- Prices are lowest for stays in the month of September
- The month in which booking a ticket is cheaper is: September
info departure city :
Seattle, USA
airports :
Kenmore Air Harbor Spb. (LKE)
Seattle-Tacoma International Airport (SEA)
Renton Municipal Airport (RNT)
King County International Airport (BFI)
local time :
Seattle is a city in the country USA, the time zone is [[timezone]]. In Seattle, it is currently {fromLocalTime}, the temperature is on average 15°C, with a minimum of 10°C and a maximum of 23°C.
The city of Seattle (SEA) has 4 airport(s): Kenmore Air Harbor Spb., Seattle-Tacoma, Renton and King County
destination info :
Singapore, Singapore
airports :
Singapore-Changi Airport (SIN)
Paya Lebar Air Base (QPG)
Seletar Airport (XSP)
local time :
Singapore is in the country Singapore, the time zone is [[timezone]]. In Singapore, it is currently {toLocalTime}, the temperature is on average 29°C, with a minimum of 28°C and a maximum of 29°C.
The city of Singapore has 3 airport(s): Singapore-Changi, Paya Lebar and Seletar
Useful info about Singapore
What is the least touristic period to go to Singapore?
If you want to visit Singapore during the least touristic period, choose the month of August.
What is the most popular time to travel to Singapore?
In Singapore, the most popular month is September. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from Seattle to Singapore?
According to our data, it is recommended to book your flight 53 days before your departure. If you book your flight ticket 8 weeks before your departure, you may find a price below average. The cheapest day to book a flight from Seattle to Singapore is Thursday.
What are the arrival and destination airports when traveling between Seattle and Singapore?
When you leave, you can leave from Seattle-Tacoma, and you will arrive at Singapore-Changi.
How to reach Seattle airport from the city centre?
The airport Kenmore Air Harbor Spb. is located 3 km, Seattle-Tacoma is located 16 km, Renton is located 16 km or King County is located 8 km from the city centre. You can access it by using public transportation, taking a taxi, or renting a car.
Are there other means of transportation to go from Seattle to Singapore?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Seattle and Singapore?
In summer, the average temperature is 28°C in Singapore and 18°C in Seattle. The average rainfall in summer is 192 mm in Singapore and 38 mm in Seattle. In summer, it is warmer in Singapore and it rains less in Seattle. In winter, it is colder in Singapore and it rains more in Singapore.