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

Return flights

30 Sep - 21 Oct	Royal Jordanian
22 Sep - 21 Oct	Royal Jordanian
20 Sep - 28 Sep	Air France
20 Sep - 27 Sep	Air France
22 Sep - 29 Sep	Air France
29 Sep - 29 Oct	Air France
30 Sep - 30 Oct	Air France
23 Sep - 11 Oct	Air France
16 Sep - 23 Sep	EgyptAir	direct
25 Sep - 09 Oct	Air France
26 Sep - 16 Oct	ITA Airways
27 Sep - 25 Oct	Etihad Airways
27 Sep - 23 Oct	Etihad Airways
16 Sep - 15 Oct	Etihad Airways
23 Sep - 23 Sep	EgyptAir	direct
27 Sep - 27 Sep	EgyptAir	direct
19 Sep - 26 Sep	Delta
20 Sep - 27 Sep	EgyptAir	direct
22 Sep - 23 Sep	Turkish Airlines
17 Sep - 24 Sep	Delta

Also check the deals for one-way flights from Cairo to Washington 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 Cairo to Washington in September from 566€

Return flights