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

Return flights

24 Sep - 28 Sep	Air Canada
05 Sep - 08 Sep	United
16 Sep - 23 Sep	United
30 Sep - 23 Oct	Turkish Airlines
17 Sep - 24 Sep	Turkish Airlines
27 Sep - 03 Oct	United
01 Sep - 06 Sep	SWISS
17 Sep - 24 Sep	Emirates	direct
30 Sep - 23 Oct	Emirates	direct
24 Sep - 28 Sep	Emirates	direct
27 Sep - 03 Oct	Emirates	direct
01 Sep - 06 Sep	Emirates	direct
05 Sep - 08 Sep	Emirates	direct

Also check the deals for one-way flights from Seattle to Dubai in September.

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 September from 563€

Return flights