Are there nonstop flights from Manila (MNL) to Seattle (SEA)?

Yes. Philippine Airlines fly this route. Flight time is about 13h 6m.

What is the fastest connection from Manila (MNL) to Seattle (SEA)?

via Tokyo ≈ 13h 35m, via Tokyo ≈ 13h 35m, via Vancouver ≈ 13h 39m (estimated flying time, excluding layovers).

from 22,500 ANA miles, from 40,000 JAL miles (economy, one way, based on the published award charts).

Ninoy Aquino International Airport (MNL) to Seattle–Tacoma International Airport (SEA)・10,705 km

Nonstop flights available (1 airline). Flight time about 13h 6m. Nonstop return flights also operate.

With milesANA 22,500 miles+ (via HND)JAL 40,000 miles+ (via NRT)Economy, one way, estimate. Tap a connection for miles by cabin.

20 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.