$304 Cheap Flights from Seattle (SEA) to Rome (ROM)

Find available prices by choosing your travel dates.

Cheap Flights from Seattle to Rome (SEA-ROM)

Prices were available within the past 7 days and start at $304 for one-way flights and $447 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Condor
Icelandair
Air Canada
Aer Lingus
United
American Airlines
Iberia
Delta
British Airways
Flights from Seattle (SEA) to Rome (FCO)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Fiumicino - Leonardo da Vinci Intl.
Roundtrip price
$446
Distance
5673 mi

Seattle to Rome Flights

The cheapest times to fly from Seattle to Rome

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Rome are during the month of October. You can find some of the cheapest flights from Seattle to Rome with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Seattle to Rome

Sunday is one of the best days to book for cheap flights from Seattle to Rome: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Seattle to Rome

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Rome in 2025. You can also book with separate airlines for your outbound and return journeys, from $304 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Rome flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Rome airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much is a flight from Sea-Tac Airport to Rome (ROM-All Airports)?
Pack your bags, because round-trip flights between Seattle - Tacoma Intl. Airport (SEA) and Rome (ROM-All Airports) start from $447. That’s based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book now to lock in the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Rome (ROM-All Airports)?
This can vary between air carriers, as each has its own set of terms and conditions. Head to the Customer Service Portal, where you’ll find easy instructions on how to cancel your flight online.
How do I find cheap flights from Sea-Tac Airport to Rome (ROM-All Airports) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Seattle - Tacoma Intl. Airport (SEA) to Rome (ROM-All Airports) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from SEA to Rome (ROM-All Airports)?
With a flight distance of 5656 mi from SEA to Rome (ROM-All Airports), this is a long trip. Ensure that you drink plenty of water and move around the cabin every now and then.
Which airlines fly direct from Sea-Tac Airport to Rome (ROM-All Airports)?
Direct flights aren’t available, so you’ll need to make at least one stop between SEA and Rome (ROM-All Airports). Make the most of the layover time to stretch your legs and enjoy some personal space.
Are Seattle - Tacoma Intl. Airport (SEA) to Rome (ROM-All Airports) flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so not always. While last-minute deals between Sea-Tac Airport and Rome (ROM-All Airports) are of course possible, it’s also a good idea to keep track of prices well before you fly. In fact, some air carriers release their prices up to a year before the departure date. Expedia is constantly updating the biggest airfare bargains around, so check back often and be ready to grab your seat when the price dips.

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*Available to One Key members.