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

Return flights

11 May - 21 May	TAP
06 May - 13 May	TAP
04 May - 14 May	TAP
18 May - 24 May	Icelandair
12 May - 22 May	Scandinavian Airlines
18 May - 28 May	Condor
01 May - 10 May	Scandinavian Airlines
16 May - 23 May	Icelandair
01 May - 18 May	Icelandair
12 May - 19 May	Aer Lingus
06 May - 09 Jun	TAP
24 May - 09 Jun	Condor
31 May - 08 Jun	Condor
24 May - 03 Jun	Condor
29 May - 09 Jun	Condor
27 May - 02 Jun	TAP
25 May - 06 Jun	TAP
13 May - 03 Jun	Aer Lingus
23 May - 07 Jun	TAP
20 May - 01 Jun	TAP

Also check the deals for one-way flights from Boston 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 Boston to Rome in May from $402

Return flights