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Fly from
Fly to
Route
Depart
Return
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Sun 12/13
6:40 am-5:00 pm
1 stop19h 20m
Seattle/Tacoma Intl
Sat 1/9
6:40 pm-1:20 am
1 stop21h 40m
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Thu 11/19
6:00 am-3:55 pm
2 stops18h 55m
Seattle/Tacoma Intl
Thu 11/26
5:50 pm-11:30 pm
2 stops20h 40m
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Thu 11/19
6:00 am-3:55 pm
2 stops18h 55m
Seattle/Tacoma Intl
Thu 11/26
5:50 pm-11:30 pm
2 stops20h 40m
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Thu 11/19
7:25 pm-5:00 pm
3 stops30h 35m
Seattle/Tacoma Intl
Thu 11/26
2:35 pm-9:05 am
3 stops33h 30m
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Mon 2/1
6:40 am-3:55 pm
1 stop18h 15m
Seattle/Tacoma Intl
Mon 2/15
5:50 pm-10:50 pm
1 stop20h 00m
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Thu 12/10
7:50 am-5:00 pm
2 stops18h 10m
Seattle/Tacoma Intl
Mon 3/1
2:35 pm-8:10 pm
2 stops20h 35m
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Sat 11/7
9:10 am-9:03 pm
1 stop20h 53m
Seattle/Tacoma Intl
Sat 11/14
8:54 am-12:15 pm
1 stop18h 21m
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Thu 11/19
6:00 am-3:55 pm
2 stops18h 55m
Seattle/Tacoma Intl
Thu 11/26
5:50 pm-8:15 am
3 stops29h 25m
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Mon 2/1
6:40 am-3:55 pm
1 stop18h 15m
Seattle/Tacoma Intl
Mon 2/15
5:50 pm-8:15 pm
1 stop17h 25m
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Thu 11/19
8:15 pm-5:00 pm
3 stops29h 45m
Seattle/Tacoma Intl
Thu 11/26
2:35 pm-9:05 am
3 stops33h 30m
See travel insights to Seattle from
How to get the cheapest flight ticket from Rome to Seattle
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Seattle?
In general, February is the cheapest month to fly from Rome to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you don’t want to visit Seattle in February, then you should wait until May to fly from Rome, when ticket prices are also cheap, with an average price of $733.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Rome is on a Monday. momondo users have found tickets for Monday departures for as low as $1,056. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Rome because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,369.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Rome in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,268 when looking at flights departing in the morning. Flights to Seattle are more costly in the afternoon, with an average ticket price of $1,399. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Rome to Seattle/Tacoma Intl flight route?
Fly from Rome Fiumicino to Seattle/Tacoma Intl for the best Rome - Seattle/Tacoma Intl flight prices
What cabin class options are available on Rome to Seattle flights?
There is only 1 cabin class available to choose from on Rome to Seattle flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How have Rome to Seattle flight prices changed over time?
How many flights depart from Rome to Seattle on average per day?
2 flights are operational daily from Rome to Seattle as of October 2026. The most popular departure time for this route is 12:00PM, with 100% of flights per day taking off in the afternoon.
How many flights depart from Rome to Seattle on average per week?
18 flights are operational weekly from Rome to Seattle as of October 2026. The most popular departure day for this route is Mon, with 22% of flights per week taking off on this day.
When to book flights from Rome to Seattle
Cheap Rome to Seattle (ROM to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Rome to Seattle
Frequently asked questions about flying from Rome to Seattle
How far is Rome to Seattle/Tacoma Intl by plane?
Seattle/Tacoma Intl is 5660.0 mi away from Rome. Typically, this will take 11h 35m by plane in normal conditions.
When did momondo last update prices for flights from Rome to Seattle/Tacoma Intl Airport?
Prices for flights from Rome to Seattle/Tacoma Intl Airport were last updated today.
How old do you have to be to fly from Rome to Seattle/Tacoma Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Rome to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Rome to Seattle?
Based on momondo bookings for flights between Rome and Seattle, the leading plane model is Boeing 787-9 Dreamliner, making up 43.18% of the total bookings. Other popular models include Airbus A330-900neo with 40.91%, Boeing 777 with 4.55%, and Airbus A330 with 4.55%.
What is the most popular airline from Rome to Seattle?
momondo data reveals that the most frequently booked airline on the route from Rome to Seattle is Condor, representing 100% of all bookings.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Rome to Seattle?
It is quick and easy to find Rome to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.
Can I find flights from Rome to Seattle with flexible booking policies on momondo?
Flights from Rome to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Rome to Seattle?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Rome.
I’m not ready to book a flight from Rome to Seattle right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Rome and alert you when they change.