Cheapest return flights from Seattle to Rome in December from 701€

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

Return flights

09 Dec - 16 Dec Air Canada
27 Dec - 10 Jan Frontier Airlines
25 Dec - 08 Jan Alaska Airlines
24 Dec - 07 Jan Icelandair
17 Dec - 08 Jan Alaska Airlines
13 Dec - 30 Dec Alaska Airlines
18 Dec - 23 Dec Lufthansa
25 Dec - 29 Dec Hawaiian Airlines
26 Dec - 30 Dec Lufthansa
19 Dec - 24 Dec Icelandair
23 Dec - 30 Dec Icelandair
15 Dec - 02 Jan Aer Lingus
23 Dec - 05 Jan Air France

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

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