Cheapest return flights from Seattle to Rome in May from $480

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

Return flights

09 May - 23 May Scandinavian Airlines
13 May - 23 May Scandinavian Airlines
10 May - 24 May Scandinavian Airlines
06 May - 13 May Turkish Airlines
02 May - 09 May Finnair
11 May - 18 May Turkish Airlines
04 May - 30 May Turkish Airlines
06 May - 30 May Turkish Airlines
10 May - 30 May Turkish Airlines
10 May - 11 May WestJet

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

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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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