Cheapest return flights from Seattle to Manila in December from $799

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

Return flights

03 Dec - 29 Dec ANA
18 Dec - 22 Jan ANA
18 Dec - 20 Jan ANA
18 Dec - 13 Jan ANA
26 Dec - 16 Jan Asiana Airlines
12 Dec - 29 Dec Air Canada
17 Dec - 20 Jan ANA
26 Dec - 16 Jan Philippine Airlines direct
19 Dec - 14 Jan Air Canada
19 Dec - 23 Jan Singapore Airlines
19 Dec - 07 Jan Air Canada
18 Dec - 02 Jan ANA

Also check the deals for one-way flights from Seattle to Manila in December.

Skyscanner

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.

Book a cheap hotel in Manila

Cheap car rent in Manila

Feel free to contact us with any feedback or request another flight research.