$380 Find Cheap Flights from Rome Fiumicino Airport to Seattle - Compare and Save

Among airlines operating Rome Fiumicino Airport to Seattle flights:

• Alaska Airlines: offers free seat selection
• Delta: offers extra legroom; offers free seat selection
• Air France: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

2 airlines operate flights between Rome Fiumicino Airport and Seattle. The airlines offering nonstop flights on this route include:

• Alaska Airlines
• Delta

Flights from Rome Fiumicino Airport to Seattle usually depart from Rome Fiumicino (FCO) and arrive at Seattle/Tacoma Intl (SEA).

Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a cabin bag and a checked bag in Economy Class
• Delta: a cabin bag and a checked bag in Economy Class
• Air France: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Three cabin classes are available on flights from Rome Fiumicino Airport to Seattle:

• Economy Class
• Premium Economy Class
• Business Class

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $617 round-trip via Zurich (ZRH), compared to $1,189 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $60–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Boeing 787-9 Dreamliner family is used most often on this route, operated mainly by Alaska Airlines and Lufthansa. Other aircraft seen on the route include Airbus A330-900neo variants.

One-stop flights from Rome Fiumicino Airport to Seattle most commonly connect through:

• Frankfurt am Main (FRA) - 53% of one-stop connections
• Reykjavik Keflavik Intl (KEF) - 9% of one-stop connections
• Paris Charles de Gaulle (CDG) - 8% of one-stop connections
• Kastrup Copenhagen (CPH) - 6% of one-stop connections

Frankfurt am Main (FRA) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 34% on the Rome Fiumicino Airport to Seattle route. Monday is the cheapest departure day at $698 round-trip on average, while Sunday is the most expensive at $1,049, a difference of $351. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Afternoon is the busiest departure period on Rome Fiumicino Airport to Seattle flights, with 100% of flights leaving in that window. Morning departures account for 0%, evening flights for 0%, and night flights for 0%.

Some of the most popular sights in Seattle are Pike Place Market, Pier 66 and Lumen Field. These are among the most viewed places in Seattle on KAYAK.

These are the earliest and latest flight times available from Rome Fiumicino Airport to Seattle:

• Earliest: departs at 12:20 pm and lands at 12:10 am
• Latest: departs at 3:15 pm and lands at 3:05 am.

The flight takes about 11h 50m.

Last-minute fares on this route - booked within 2 weeks of departure - run 39% above the route average of $869. Book 25 weeks before departure for the lowest fares.

A nonstop flight from Rome Fiumicino Airport to Seattle takes 11h 50m, covering 5,670 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

One-way fares from Rome Fiumicino Airport to Seattle are currently lower than usual. Average one-way flight prices are about $458, which is 36% below the typical average for this route.

Flying via Zurich (ZRH) gives the shortest average 1-stop total travel time at 13h 24m, compared with 13h 56m via Paris Charles de Gaulle (CDG) and 14h 25m via Amsterdam Schiphol (AMS).

Seattle is 9 hours behind Rome Fiumicino Airport (Pacific Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:
• Fox
• Europcar
• Thrifty
• Budget
• Dollar

Round-trip flights from Rome Fiumicino Airport to Seattle range from $692 to $1,122, with an average of $869 over the past 12 months. Anything below $692 counts as a good deal.

Two airlines offer in-flight Wi-Fi on Rome Fiumicino Airport to Seattle flights:

• • Delta
• • Air France