Cheap flights from Seattle to Rome from $359

The cheapest month to fly to Rome Fiumicino Airport from Seattle is in February. Flight prices, which tend to average around $507, are often lower during this time because this is during the off-season. If you aren’t able to travel to Rome Fiumicino Airport during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $539.

Our data shows that Monday is the least expensive day to fly to Rome Fiumicino Airport. Tickets to fly out on this day can be as low as $1,214. The most expensive day to fly to Rome Fiumicino Airport is Friday, with ticket prices averaging around $1,462.

According to our data, the cheapest time of day to fly to Rome Fiumicino Airport is at noon. momondo users have found flights departing from Seattle to Rome Fiumicino Airport at noon for as low as $1,172. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $1,401.

Fly from Seattle/Tacoma Intl to Rome Fiumicino for the best Seattle/Tacoma Intl - Rome Fiumicino flight prices

You are more likely to see cheaper flights to Rome Fiumicino Airport from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Rome Fiumicino Airport for around $734 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Rome Fiumicino Airport from Seattle for as low as $621 on momondo.

You could potentially save up to 20% on your flight if you consider stops on a Seattle to Rome Fiumicino Airport flight.

Reykjavik (KEF) was the most common stop: 38% of momondo users choosing 1-stop flights on this route connected there.

Flights via Dublin (DUB) offer the lowest average round-trip price of $647.

Flights connecting via Amsterdam (AMS) have the shortest average one-way travel time: 13h 00m.

Amsterdam (AMS) has the shortest average layover time for this route: 1h 10m.

As of May 2026, 1 flights take off from Seattle and land in Rome Fiumicino Airport each day. The most common flight departure time for this route is 5:00PM, with 100% of daily flights taking off in the afternoon.

7 flights are operational weekly from Seattle to Rome Fiumicino Airport as of May 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.