*ALL-IN fares includes taxes, fees, and surcharges except applicable Philippine Travel Tax which at passenger's option can be added separately during or after the booking.
Seattle to Singapore Flights on Philippine Airlines!
Our Most Searched Flights from Seattle to Singapore
Enjoy amazing fare deals Seattle Singapore!
Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Quoted fares includes taxes, fees, and surcharges except PH Travel Tax which is added at the passenger's option during or after the booking.
Enjoy amazing fare deals Seattle Singapore!
Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Quoted fares includes taxes, fees, and surcharges except PH Travel Tax which is added at the passenger's option during or after the booking.
Enjoy amazing Business Class fares Seattle Singapore!
Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Quoted fares includes taxes, fees, and surcharges except PH Travel Tax which is added at the passenger's option during or after the booking.
Best Flights Deals by Popularity from Seattle to Singapore
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Quoted fares includes taxes, fees, and surcharges except PH Travel Tax paid at the airport.