AirHint found the following cheapest return flights from Seattle (SEA) to Manila (MNL) in January 2027 (see full year).
Return flights
| 06 Jan - 31 Jan | Korean Air | ||
| 03 Jan - 10 Jan | Korean Air | ||
| 08 Jan - 02 Feb | Asiana Airlines | ||
| 01 Jan - 05 Jan | Korean Air | ||
| 06 Jan - 31 Jan | Philippine Airlines | direct | |
| 03 Jan - 10 Jan | Philippine Airlines | direct |
Also check the deals for one-way flights from Seattle to Manila in January.
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