AirHint found the following cheapest return flights from Washington (IAD) to Rome (FCO) in May 2026 (see full year).

Return flights

16 May - 24 May	Scandinavian Airlines
05 May - 12 May	TAP
12 May - 19 May	TAP
08 May - 19 May	TAP
05 May - 15 May	TAP
08 May - 23 May	TAP
13 May - 20 May	Turkish Airlines
10 May - 30 May	TAP
11 May - 18 May	Turkish Airlines
20 May - 03 Jun	TAP
22 May - 02 Jun	TAP
15 May - 06 Jun	TAP
17 May - 06 Jun	TAP
09 May - 19 May	TAP
22 May - 13 Jun	TAP
20 May - 13 Jun	TAP
27 May - 02 Jun	TAP
30 May - 10 Jun	TAP
17 May - 06 Jun	ITA Airways	direct
27 May - 02 Jun	United	direct

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

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 May from 458€

Return flights