Find cheap airlines flights from Seattle to Rome

You can choose from 3 airlines that fly from Seattle to Rome, including Condor Airlines, Icelandair, and Alaska Airlines. Alaska Airlines has lowest fares on this route.
Condor Airlines logo Condor Airlines
Icelandair logo Icelandair
Alaska Airlines logo Alaska Airlines
Airlines are determined based on actual purchased flight tickets from Seattle to Rome according to previous 12 months data from Trip.com.

Book direct flights from Seattle to Rome: One way flights from $449, round trip flights from $998. Find flight deals for the next 3 months below.

Displayed flight fares from Seattle to Rome are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Info | Seattle to Rome

The distance between Seattle and Rome is approximately 9,129.23 km. It takes around 11 hours 2 minutes on average to fly from Seattle to Rome. Based on Trip.com's data travel demand peaks in January. The off-season for travel is October.

Cheapest one-way flight price$315
Cheapest round-trip ticket price$714
Off-season for travelOctober
Peak season for travelJanuary
Flight distance9,129.23 km
Average flight time11 hours 2 minutes
Popular airlineCondor
Flight statistics for the Seattle–Rome route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Seattle to Rome (SEA-ROM)?

    Based on Trip.com data, Icelandair offers one-way fares as low as $315 on Cheapest nonstop routes (e.g. SEA to FCO on Sat, Jul 11), while Condor Airlines offers Cheapest nonstop round-trips from $714 departing on Mon, Jun 15 and returning on Fri, Jun 19.
  • At the moment, you can catch a nonstop flight from Seattle to Rome with the following airlines, including: Alaska Airlines Icelandair Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 11 hours 2 minutes to fly from Seattle (SEA) to Rome (ROM).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seattle to Rome is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 6 flight per week flying from Seattle to Rome. You can check the weekly schedule for popular airlines on this route below: Alaska Airlines: S/M/T/W/T/F/S -- AS180 (18:02)
  • To find best deals on flights from Seattle to Rome, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Jul 11, with one-way flights priced at just $315.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Alaska Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Rome travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seattle to Rome is October, when demand for travel is lower.
  • After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Seattle to Rome on June 16, 2026 with Condor, with prices starting at $738.
  • You can land at any one of the following hubs in Rome, with Seattle-Tacoma International Airport to Leonardo da Vinci International Airport (SEA-FCO) is by far the most common option on this route: Leonardo da Vinci International Airport (FCO) Giovan Battista Pastine International Airport (CIA).
  • The time difference between Rome and Seattle is 9h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.