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

Return flights

06 Dec - 27 Dec	Air Canada
08 Dec - 12 Dec	Air Canada
05 Dec - 25 Dec	KLM
13 Dec - 27 Dec	Air Canada
12 Dec - 27 Dec	Air Canada
10 Dec - 27 Dec	Air Canada
14 Dec - 27 Dec	Air Canada
13 Dec - 20 Dec	Air Canada
08 Dec - 12 Dec	Emirates	direct
10 Dec - 27 Dec	Emirates	direct
15 Dec - 01 Jan	Lufthansa
20 Dec - 06 Jan	Qatar Airways
15 Dec - 01 Jan	Emirates	direct
20 Dec - 03 Jan	Air Canada
20 Dec - 06 Jan	Emirates	direct

Also check the deals for one-way flights from Seattle to Dubai 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 Seattle to Dubai in December from 637€

Return flights