£270 Cheap Flights from Seattle (SEA) to Rome (ROM)

View £270 flight on Fri, 24 Oct 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Rome

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

Prices were available within the past 7 days and start at £270 for one-way flights and £335 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Condor
Thu, 16 Oct - Thu, 23 Oct
SEA
Seattle
FCO
Rome
£335 Return, found 2 days ago
£335
Return
found 2 days ago
Select Condor flight, departing Thu, 16 Oct from Seattle to Rome, returning Thu, 23 Oct, priced at £335 found 2 days ago
Icelandair
Mon, 17 Nov - Mon, 24 Nov
SEA
Seattle
FCO
Rome
£354 Return, found 3 days ago
£354
Return
found 3 days ago
Select Icelandair flight, departing Mon, 17 Nov from Seattle to Rome, returning Mon, 24 Nov, priced at £354 found 3 days ago
Condor
Fri, 17 Oct - Thu, 23 Oct
SEA
Seattle
FCO
Rome
£361 Return, found 3 days ago
£361
Return
found 3 days ago
Select Condor flight, departing Fri, 17 Oct from Seattle to Rome, returning Thu, 23 Oct, priced at £361 found 3 days ago
Condor
Fri, 17 Oct - Fri, 24 Oct
SEA
Seattle
FCO
Rome
£379 Return, found 3 days ago
£379
Return
found 3 days ago
Select Condor flight, departing Fri, 17 Oct from Seattle to Rome, returning Fri, 24 Oct, priced at £379 found 3 days ago
Alaska Airlines
Thu, 16 Oct - Thu, 23 Oct
SEA
Seattle
FCO
Rome
£396 Return, found 2 days ago
£396
Return
found 2 days ago
Select Alaska Airlines flight, departing Thu, 16 Oct from Seattle to Rome, returning Thu, 23 Oct, priced at £396 found 2 days ago
Icelandair
Fri, 17 Oct - Fri, 24 Oct
SEA
Seattle
FCO
Rome
£399 Return, found 3 days ago
£399
Return
found 3 days ago
Select Icelandair flight, departing Fri, 17 Oct from Seattle to Rome, returning Fri, 24 Oct, priced at £399 found 3 days ago
Scandinavian Airlines
Fri, 17 Oct - Thu, 23 Oct
SEA
Seattle
FCO
Rome
£400 Return, found 3 days ago
£400
Return
found 3 days ago
Select Scandinavian Airlines flight, departing Fri, 17 Oct from Seattle to Rome, returning Thu, 23 Oct, priced at £400 found 3 days ago
Iberia
Sun, 16 Nov - Mon, 24 Nov
SEA
Seattle
FCO
Rome
£404 Return, found 4 days ago
£404
Return
found 4 days ago
Select Iberia flight, departing Sun, 16 Nov from Seattle to Rome, returning Mon, 24 Nov, priced at £404 found 4 days ago
British Airways
Sun, 16 Nov - Mon, 24 Nov
SEA
Seattle
FCO
Rome
£404 Return, found 4 days ago
£404
Return
found 4 days ago
Select British Airways flight, departing Sun, 16 Nov from Seattle to Rome, returning Mon, 24 Nov, priced at £404 found 4 days ago
Aer Lingus
Fri, 17 Oct - Fri, 24 Oct
SEA
Seattle
FCO
Rome
£428 Return, found 3 days ago
£428
Return
found 3 days ago
Select Aer Lingus flight, departing Fri, 17 Oct from Seattle to Rome, returning Fri, 24 Oct, priced at £428 found 3 days ago

Find the cheapest month to fly from Seattle (SEA) to Rome (ROM)

October is typically the cheapest month to fly

From £344 - £1,004 per traveller.

Graph displaying average flight prices per month

Flight from Seattle to Rome route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Fiumicino - Leonardo da Vinci Intl.
Return price
£334
Distance
9077 km

Compare flights from Seattle to Rome easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seattle to Rome. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to ROM-All Airports in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Seattle - Tacoma Intl. to ROM-All Airports.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Seattle - Tacoma Intl. (SEA) to ROM-All Airports (ROM)

The easiest way to view the best deals on flights from Seattle to Rome today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Seattle - Tacoma Intl. to ROM-All Airports start at just £335 and range up to £428.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Seattle and Rome
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Seattle to Rome flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Seattle - Tacoma Intl. to ROM-All Airports for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

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 £335. 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 9,100 kilometres 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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