September is by far the best month, wherein you can get cheapest flights for Seattle to Singapore. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
Disclaimer - All the mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.
SEA
23:35
Seattle Seattle Tacoma International Airport
Wed , 03 Sep 2025
SIN
09:25
Singapore Singapore Changi Airport
Fri, 05 Sep 2025
SEA
12:50
Seattle Seattle Tacoma International Airport
Wed , 03 Sep 2025
SIN
23:40
Singapore Singapore Changi Airport
Thu, 04 Sep 2025
SEA
13:45
Seattle Seattle Tacoma International Airport
Wed , 03 Sep 2025
SIN
00:20
Singapore Singapore Changi Airport
Fri, 05 Sep 2025
SEA
01:40
Seattle Seattle Tacoma International Airport
Wed , 03 Sep 2025
SIN
12:35
Singapore Singapore Changi Airport
Thu, 04 Sep 2025
SEA
01:30
Seattle Seattle Tacoma International Airport
Wed , 03 Sep 2025
SIN
12:00
Singapore Singapore Changi Airport
Thu, 04 Sep 2025
SEA
01:15
Seattle Seattle Tacoma International Airport
Wed , 03 Sep 2025
SIN
12:40
Singapore Singapore Changi Airport
Thu, 04 Sep 2025
SEA
16:30
Seattle Seattle Tacoma International Airport
Wed , 03 Sep 2025
SIN
09:00
Singapore Singapore Changi Airport
Fri, 05 Sep 2025
SEA
19:10
Seattle Seattle Tacoma International Airport
Wed , 03 Sep 2025
SIN
17:55
Singapore Singapore Changi Airport
Fri, 05 Sep 2025
SEA
01:30
Seattle Seattle Tacoma International Airport
Fri , 05 Sep 2025
SIN
12:00
Singapore Singapore Changi Airport
Sat, 06 Sep 2025
SEA
17:15
Seattle Seattle Tacoma International Airport
Wed , 03 Sep 2025
SIN
08:35
Singapore Singapore Changi Airport
Fri, 05 Sep 2025
SEA
13:30
Seattle Seattle Tacoma International Airport
Wed , 03 Sep 2025
SIN
00:20
Singapore Singapore Changi Airport
Fri, 05 Sep 2025