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

Return flights

16 Sep - 30 Sep	Delta
08 Sep - 15 Sep	Delta
04 Sep - 14 Sep	Delta
06 Sep - 28 Sep	Delta
28 Sep - 07 Oct	Delta
28 Sep - 05 Oct	Delta
26 Sep - 04 Oct	Delta
27 Sep - 04 Oct	Delta
28 Sep - 03 Oct	Delta
29 Sep - 05 Oct	Delta
22 Sep - 26 Sep	United
09 Sep - 16 Sep	Emirates
09 Sep - 24 Oct	Emirates
12 Sep - 19 Sep	Emirates
20 Sep - 30 Sep	Emirates
26 Sep - 06 Oct	Emirates
27 Sep - 05 Oct	Emirates

Also check the deals for one-way flights from Washington 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 Washington to Dubai in September from 646€

Return flights