Direct (nonstop) flights from Singapore to Seattle
1 airline flys nonstop from Singapore Changi Airport (SIN) to Seattle Tacoma International (SEA). It's 8,070 miles (12,988 km), about 14h 10m in the air. Operated by Singapore Airlines.
Singapore Airlines
Route data last updated: May 28, 2026
Airlines with non-stop flights
SQ
Singapore Airlines
Alternative Routes
Other ways to fly from Singapore to Seattle with one stop · direct emits 1234 kg CO₂ per passenger
Looking for the return flight?
SEA → SIN: Flights from Seattle to SingaporeOther direct flights from Singapore
Direct flights from Seattle (SEA)
Frequently Asked Questions
How long is the direct flight from Singapore to Seattle?
A nonstop flight from Singapore (SIN) to Seattle (SEA) takes approximately 14 hours and 10 minutes. The distance is 8,070 miles (12,988 km).
Which airlines fly nonstop from Singapore to Seattle?
Just Singapore Airlines.
Is there a nonstop flight from Singapore to Seattle?
Yes. 1 airline: Singapore Airlines.
How far is Singapore from Seattle?
The flight distance from Singapore to Seattle is 8,070 miles (12,988 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Sydney.
What is the time difference between Singapore and Seattle?
Seattle is 15 hours behind Singapore. (Asia/Singapore vs America/Los_Angeles.)
Will I experience jet lag flying from Singapore to Seattle?
Probably — 15-hour time difference means significant jet lag. Expect about 1 day of adjustment per hour of shift. Flying westward is generally easier to adjust to.
What type of aircraft flies from Singapore to Seattle?
At 14h 10m, this route typically uses wide-body aircraft — Boeing 777, 787, or Airbus A330/A350. Varies by airline.
Do I need a visa to travel from Singapore to USA?
Depends on your passport. Check with the USA embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Singapore to Seattle?
Roughly 1234 kg CO2 per passenger one-way. That's about the same as driving 6,170 km.
Is the return flight from Seattle to Singapore also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Singapore to Seattle?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. For long-haul, booking 2-3 months out tends to help. Use "Check Prices" above to compare.
How early should I arrive at Singapore Changi Airport for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.