AirHint found the following cheapest return flights from Washington (IAD) to Rome (FCO) in August 2025 (see full year).

Return flights

17 Aug - 26 Aug	TAP
20 Aug - 27 Aug	TAP
20 Aug - 04 Sep	TAP
19 Aug - 26 Aug	American Airlines
18 Aug - 28 Aug	Iberia
16 Aug - 29 Aug	ITA Airways
18 Aug - 13 Sep	Iberia
19 Aug - 13 Sep	Iberia
24 Aug - 13 Sep	Iberia
17 Aug - 25 Aug	Iberia
16 Aug - 29 Aug	ITA Airways	direct
22 Aug - 26 Aug	TAP
21 Aug - 13 Sep	Iberia
23 Aug - 13 Sep	Iberia
16 Aug - 06 Sep	Iberia
18 Aug - 28 Aug	ITA Airways	direct
22 Aug - 13 Sep	TAP
20 Aug - 13 Sep	TAP
27 Aug - 06 Sep	Icelandair
19 Aug - 26 Aug	ITA Airways	direct

Also check the deals for one-way flights from Washington to Rome in August.

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 Rome in August from 428€

Return flights