AirHint found the following cheapest return flights from Jakarta (CGK) to Seattle (SEA) in December 2025 (see full year).

Return flights

06 Dec - 05 Jan	Cathay Pacific
21 Dec - 28 Dec	EVA Air
21 Dec - 31 Dec	EVA Air
19 Dec - 31 Dec	EVA Air
20 Dec - 30 Dec	EVA Air
12 Dec - 25 Dec	EVA Air
10 Dec - 17 Dec	EVA Air
20 Dec - 31 Dec	EVA Air
20 Dec - 03 Jan	EVA Air

Also check the deals for one-way flights from Jakarta to Seattle in December.

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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Cheapest return flights from Jakarta to Seattle in December from $1051

Return flights