Cheap flights from Seattle to Rome from $255

The cheapest month to fly to Rome from Seattle is in January. Flight prices, which tend to average around $563, are often lower during this time because this is during the off-season. If you aren’t able to travel to Rome during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $586.

The cheapest day to depart on your flight to Rome is on a Monday when prices can be found for as low as $1,026. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Rome on Friday is $1,399.

At noon is the cheapest time of day to fly from Seattle to Rome when you can find flight prices for as low as $1,050. Flying to Rome at noon is an ideal time because this is during off-peak travel hours. Flights to Rome are more costly in the afternoon, with an average ticket price of $1,309. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Rome from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Rome for around $802 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Rome from Seattle for as low as $695 on momondo.

There are 4 cabin classes available to choose from on Seattle to Rome flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Seattle to Rome.

As of September 2026, prices for Seattle to Rome flights are approximately 49% cheaper when compared to flights at the same time last year.

Icelandair, United Airlines, and KLM are the most popular carriers operating from Seattle/Tacoma Intl to Rome

Condor, Alaska Airlines and Delta are the top three most popular airlines that fly to Rome from Seattle according to our data. Condor is the first choice among our users, with 28% of people opting to fly with this airline when traveling to Rome. Keep in mind that there are 12 different airlines that fly to Rome on a routine basis, so you have a few additional options to choose from.

Historically, on average around 19% of flights between Seattle and Rome have experienced a delay on any given week. The average delay length over the past 12 months has been 129 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Alaska Airlines have had the least number of delays on this route over the last 12 months; with about 16% of their flights experiencing any sort of delay.

Frankfurt am Main (FRA) was the most common stop: 59% of momondo users choosing 1-stop flights on this route connected there.

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $530.

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.

The number of flights available between Seattle and Rome is 2 per day as of September 2026. The most frequent departure time is 2:00PM, with 100% of daily flights leaving in the afternoon.

The number of flights available between Seattle and Rome is 19 per week as of September 2026. The most frequent departure day is Mon, with 21% of weekly flights leaving on this day.