Cheapest return flights from Seattle to Manila in March from $517

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

Return flights

03 Mar - 23 Mar Singapore Airlines
03 Mar - 20 Apr Singapore Airlines
03 Mar - 08 Apr Singapore Airlines
01 Mar - 06 Apr Singapore Airlines
03 Mar - 06 Apr Singapore Airlines
01 Mar - 16 Apr Singapore Airlines
24 Mar - 30 Apr Singapore Airlines
27 Mar - 17 Apr Singapore Airlines
24 Mar - 09 Apr Singapore Airlines
10 Mar - 25 Mar Singapore Airlines
19 Mar - 09 Apr Singapore Airlines
24 Mar - 10 Apr Singapore Airlines
13 Mar - 20 Mar Singapore Airlines
05 Mar - 11 Mar Singapore Airlines
20 Mar - 26 Mar Singapore Airlines
07 Mar - 21 Mar Singapore Airlines
06 Mar - 22 Mar Singapore Airlines
08 Mar - 22 Mar Singapore Airlines
11 Mar - 18 Mar Korean Air
05 Mar - 10 Mar Korean Air

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

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