Cheapest one-way flights from Seattle to Manila in August from 318€

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

One-Way flights

19 Aug United
15 Aug Asiana Airlines
04 Aug Asiana Airlines
03 Aug Korean Air
02 Aug Asiana Airlines
03 Aug Philippine Airlines direct
15 Aug Philippine Airlines direct

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

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.

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