Direct flights from Seattle to Singapore

Airlines Schedules

SEA - SIN route map All flights from SEA to SIN non-stop. There are direct flights from Seattle Tacoma International (SEA), Washington, USA to Singapore Changi Airport (SIN), Singapore with Singapore Airlines. 5 weekly departures are currently scheduled on this route. Departure times range from 08:45 to 10:15 depending on the schedule period. The flight distance is 8109 miles (13047 km). Flight time ranges from 16 hours and 20 minutes to 17 hours.

SEA
Seattle Tacoma

Seattle , USA

SIN
Singapore Changi Airport

Singapore , Singapore

SEA

Seattle Tacoma
USA

Seattle , USA

Singapore Changi Airport

Singapore , Singapore

SIN

Flight time 16h 20min to 17h 0min

Updated Aug 11, 2026

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Airlines with non-stop routes:

Singapore Airlines Star Alliance

Departure times vary between 08:45 and 10:15

Sun

Mon

Tue

Wed

Thu

Fri

Sat

5 flights/week

Weekday-labels: HAS FLIGHTS UPCOMING NO FLIGHTS

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Flight schedule from Seattle to Singapore with Singapore Airlines

This is a weekly direct flight schedule for Singapore Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.

Flight

Mon

Sep 7

Tue

Sep 8

Wed

Sep 9

Thu

Sep 10

Fri

Sep 11

Sat

Sep 12

Sun

Sep 13

SQ27

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10:15

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10:15

The timetable & schedule information was updated at 2026-08-11

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Seattle to Singapore scheduled departures

Select a date to see every published non-stop departure between SEA and SIN.

Select date to show departures:

Wednesday

Wed

Sep 09

0 flights(0)

Thursday

Thu

Sep 10

1 flights(1)

Friday

Fri

Sep 11

1 flights(1)

Saturday

Sat

Sep 12

1 flights(1)

Sunday

Sun

Sep 13

1 flights(1)

Monday

Mon

Sep 14

0 flights(0)

Tuesday

Tue

Sep 15

1 flights(1)

Time

Airline

Flight