Cheapest return flights from Seattle to Manila in August from $779

AirHint found the following cheapest return flights from Seattle (SEA) to Manila (MNL) in August 2026 (see full year).

Return flights

02 Aug - 20 Aug STARLUX Airlines
02 Aug - 21 Aug STARLUX Airlines
02 Aug - 19 Aug STARLUX Airlines
02 Aug - 20 Aug Philippine Airlines direct
02 Aug - 19 Aug Philippine Airlines direct
01 Aug - 20 Aug Korean Air
02 Aug - 21 Aug Philippine Airlines direct

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

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