Cheapest return flights from Seattle to Rome in December from 473€

AirHint found the following cheapest return flights from Seattle (SEA) to Rome (FCO) in December 2025 (see full year).

Return flights

03 Dec - 17 Dec British Airways
10 Dec - 17 Dec United
30 Dec - 13 Jan United
30 Dec - 06 Jan United
17 Dec - 24 Dec British Airways
22 Dec - 29 Dec Lufthansa
19 Dec - 27 Dec Lufthansa
19 Dec - 28 Dec Lufthansa
21 Dec - 28 Dec Lufthansa
20 Dec - 27 Dec United

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

Skyscanner

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

Feel free to contact us with any feedback or request another flight research.