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

Best time to book flights for Seattle (SEA) to Manila (MNL) flights at AirHint

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

Return flights

13 Aug - 21 Sep China Airlines
15 Aug - 05 Sep Philippine Airlines direct
13 Aug - 21 Sep Philippine Airlines direct
14 Aug - 04 Sep Asiana Airlines
13 Aug - 20 Aug China Airlines
01 Aug - 24 Aug China Airlines
15 Aug - 22 Aug China Airlines
01 Aug - 24 Aug Philippine Airlines direct
01 Aug - 22 Aug ANA
01 Aug - 22 Aug Philippine Airlines direct
14 Aug - 21 Aug EVA Air
15 Aug - 22 Aug Philippine Airlines direct
13 Aug - 20 Aug Philippine Airlines direct

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

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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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