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

One-Way flights

11 May	Turkish Airlines
12 May	Turkish Airlines
07 May	Turkish Airlines
03 May	Turkish Airlines
17 May	Scandinavian Airlines
18 May	Scandinavian Airlines
19 May	TAP
21 May	Icelandair
19 May	ITA Airways	direct
17 May	ITA Airways	direct

Also check the deals for return 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 one-way flights from Washington to Rome in May from 228€

One-Way flights