Cheapest one-way flights from Seattle to Manila in December from 354€

AirHint found the following cheapest one-way flights from Seattle (SEA) to Manila (MNL) in December 2025 (see full year).

One-Way flights

04 Dec Japan Airlines
02 Dec Hawaiian Airlines
08 Dec Hawaiian Airlines
09 Dec Hainan Airlines
06 Dec Hainan Airlines
07 Dec Asiana Airlines
24 Dec Korean Air
02 Dec Philippine Airlines direct
04 Dec Philippine Airlines direct
23 Dec Korean Air

Also check the deals for return flights from Seattle to Manila in December.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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