Use SEA Spot Saver to book security screening appointments in advance, reducing wait times significantly. Reserve online a few days before your flight.
Most accurate provider | AranGrant 3 stars |
---|---|
Most trusted provider | AranGrant 3 stars |
Round-trip from | $777 (Air Canada) |
One-way from | $478 (Trip.com) |
Popular in | December |
Cheapest in | March |
Average price | $886 |
Good round-trip deal | $931 or less |
Good one-way deal | $350 or less |
Fly from
Fly to
Route
Depart
Return
Price
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Tue 9/23
7:15 pm-5:00 am
2 stops42h 45m
Singapore Changi
Tue 10/7
9:45 am-10:16 pm
2 stops27h 31m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Mon 9/29
1:45 pm-11:20 pm
2 stops42h 35m
Singapore Changi
Thu 10/30
10:00 am-6:26 pm
1 stop23h 26m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Sun 9/7
10:15 am-5:35 pm
Nonstop16h 20m
Singapore Changi
Sun 9/21
6:40 pm-8:53 am
1 stop29h 13m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Wed 10/1
11:35 pm-1:20 pm
1 stop22h 45m
Singapore Changi
Wed 10/29
10:30 am-7:35 pm
1 stop24h 05m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Tue 5/13
2:15 pm-9:30 pm
1 stop40h 15m
Singapore Changi
Tue 5/20
10:50 pm-12:30 pm
1 stop28h 40m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Tue 5/20
12:50 pm-11:40 pm
1 stop19h 50m
Singapore Changi
Mon 5/26
1:10 am-10:40 am
1 stop24h 30m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Sun 8/31
1:40 am-12:35 pm
1 stop19h 55m
Singapore Changi
Mon 9/8
1:45 pm-7:45 pm
1 stop21h 00m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Mon 9/29
12:52 pm-6:15 am
1 stop26h 23m
Singapore Changi
Mon 10/27
10:10 am-3:25 pm
1 stop20h 15m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Wed 5/21
7:10 pm-5:55 pm
1 stop31h 45m
Singapore Changi
Wed 6/4
11:10 pm-5:15 pm
1 stop33h 05m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Sun 9/28
7:00 am-6:40 am
2 stops56h 40m
Singapore Changi
Thu 10/30
6:35 am-3:25 pm
2 stops23h 50m
Provider | Price Accuracy | Trust Score* |
---|---|---|
Price Accuracy1 star | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy2 stars | Trust Score*2 stars | |
Price Accuracy3 stars | Trust Score*2 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy- | Trust Score*1 star | |
Price Accuracy3 stars | Trust Score*2 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy- | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars |
Booking 16 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.
Currently, September is the cheapest month in which you can book a flight from Seattle to Singapore (average of $1,011). Flying from Seattle to Singapore in December is currently the most expensive (average of $1,684). 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.
It’s typically best to fly out from Seattle to Singapore at noon. Doing so could potentially save you 12% on the flight price compared to flying in the evening, which is usually more expensive.
Travelers seeking maximum savings on their Seattle to Singapore flight should consider departing on Tuesday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
In terms of precipitation, rainfall in Singapore ranges from 5.9 - 10.6 inches per month. December is typically the wettest month, when rainfall can reach 10.6 in. July is typically the driest time to visit Singapore when rainfall is around 5.9 in.
If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 78.8 F).
Entertainment
Comfort
Crew
Boarding
Food
Overall
Reviews
Anonymous,Apr 2025
KIX - TPE
Entertainment
Comfort
Crew
Boarding
Food
Overall
Reviews
Anonymous,Apr 2025
KIX - TPE
Entertainment
Comfort
Crew
Boarding
Food
Overall
Reviews
Anonymous,Apr 2025
KIX - TPE
Entertainment
Comfort
Crew
Boarding
Food
Overall
Reviews
Anonymous,Apr 2025
KIX - TPE
Entertainment
Comfort
Crew
Boarding
Food
Overall
Reviews
Anonymous,Apr 2025
KIX - TPE
Entertainment
Comfort
Crew
Boarding
Food
Overall
Reviews
Anonymous,Apr 2025
KIX - TPE
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$685 | Average$1,116 | FlexibilityNo cancel fee | On-time81% | |
Cheapest$689 | Average$779 | FlexibilityNo cancel fee | On-time76% | |
Cheapest$694 | Average$782 | FlexibilityNo cancel fee | On-time60% | |
Cheapest$716 | Average$1,147 | FlexibilityNo cancel fee | On-time79% | |
Cheapest$722 | Average$884 | FlexibilityNo cancel fee | On-time81% | |
Cheapest$725 | Average$917 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$728 | Average$901 | FlexibilityNo cancel fee | On-time67% | |
Cheapest$750 | Average$1,234 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$899 | Average$1,057 | FlexibilityNo cancel fee | On-time70% | |
Cheapest$972 | Average$1,075 | FlexibilityNo cancel fee | On-time75% |