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

Return flights

17 Mar - 25 Mar	TAP
18 Mar - 24 Mar	TAP
23 Mar - 22 Apr	TAP
03 Mar - 24 Mar	TAP
30 Mar - 10 Apr	Scandinavian Airlines
10 Mar - 19 Mar	TAP
15 Mar - 22 Mar	TAP
05 Mar - 15 Mar	TAP
22 Mar - 30 Mar	Royal Air Maroc
29 Mar - 12 Apr	Scandinavian Airlines
23 Mar - 27 Apr	TAP
11 Mar - 20 Mar	TAP
18 Mar - 29 Mar	TAP
13 Mar - 17 Mar	TAP
01 Mar - 01 Apr	Turkish Airlines
25 Mar - 03 Apr	TAP
26 Mar - 09 Apr	TAP
26 Mar - 06 Apr	Aer Lingus
26 Mar - 08 Apr	Aer Lingus
27 Mar - 04 Apr	Breeze Airways

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

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.

Book a cheap hotel in Rome

Cheap car rent in Rome

Cheapest return flights from Washington to Rome in March from 401€

Return flights