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

Return flights

08 May - 15 May	Korean Air
09 May - 16 May	Korean Air
10 May - 17 May	Korean Air
05 May - 18 May	Korean Air
05 May - 19 May	Korean Air
06 May - 20 May	Korean Air
01 May - 07 May	EVA Air
08 May - 15 May	Philippine Airlines	direct
10 May - 17 May	Philippine Airlines	direct
06 May - 20 May	Philippine Airlines	direct

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

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 Seattle

Cheap car rent in Seattle

Cheapest return flights from Manila to Seattle in May from $686

Return flights