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

Return flights

10 Sep - 16 Sep	Delta
13 Sep - 16 Sep	Delta
09 Sep - 23 Sep	Delta
27 Sep - 30 Sep	Delta
04 Sep - 18 Sep	Delta
09 Sep - 15 Sep	Delta
09 Sep - 16 Sep	Delta
08 Sep - 15 Sep	Delta
20 Sep - 07 Oct	Delta
25 Sep - 11 Oct	Delta
26 Sep - 11 Oct	Delta
23 Sep - 09 Oct	Delta
24 Sep - 11 Oct	Delta
30 Sep - 14 Oct	Delta
30 Sep - 16 Oct	Delta
16 Sep - 04 Oct	Delta
25 Sep - 08 Oct	Delta
27 Sep - 11 Oct	Delta
16 Sep - 20 Sep	Delta
06 Sep - 20 Sep	Delta

Also check the deals for one-way flights from Washington to Cairo 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 Cairo in September from $744

Return flights