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Cheap flights from Rome Fiumicino Airport to Seattle from $353

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rome Fiumicino Airport to Seattle departing on 12/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Rome Fiumicino Airport to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:05 pm - 7:25 pmFCO-SEA
33h 20m1 stop
Multiple Airlines Logo
10:55 pm - 2:30 pmSEA-FCO
30h 35m1 stop
$739Multiple Airlines
Find Deal
Fri, Apr 17 - Fri, Apr 24
Multiple Airlines Logo
7:05 pm - 7:25 pmFCO-SEA
33h 20m1 stop
Multiple Airlines Logo
10:55 am - 2:30 pmSEA-FCO
18h 35m1 stop
$797Multiple Airlines
Find Deal
Fri, Apr 17 - Sat, Apr 25
Multiple Airlines Logo
8:25 pm - 5:00 pmFCO-SEA
29h 35m3 stops
Multiple Airlines Logo
2:35 pm - 7:40 amSEA-FCO
32h 05m3 stops
$804Multiple Airlines
Find Deal
Fri, Jan 30 - Fri, Feb 6
Air Canada Logo
7:05 am - 7:16 pmFCO-SEA
21h 11m2 stops
Air Canada Logo
5:50 am - 9:25 amSEA-FCO
18h 35m2 stops
$826Air Canada
Find Deal
Fri, Jan 30 - Fri, Feb 6
Air Canada Logo
7:05 am - 7:16 pmFCO-SEA
21h 11m2 stops
Air Canada Logo
5:50 am - 9:25 amSEA-FCO
18h 35m2 stops
$827Air Canada
Find Deal
Fri, Jan 30 - Fri, Feb 6
Multiple Airlines Logo
6:50 am - 2:38 pmFCO-SEA
40h 48m2 stops
Multiple Airlines Logo
3:10 pm - 1:25 pmSEA-FCO
13h 15m1 stop
$830Multiple Airlines
Find Deal
Fri, Jan 30 - Fri, Feb 6
Multiple Airlines Logo
6:50 am - 2:38 pmFCO-SEA
40h 48m2 stops
Multiple Airlines Logo
3:10 pm - 1:25 pmSEA-FCO
13h 15m1 stop
$831Multiple Airlines
Find Deal
Fri, Jan 30 - Fri, Feb 6
WestJet Logo
2:25 pm - 2:19 pmFCO-SEA
32h 54m1 stop
WestJet Logo
11:55 am - 12:40 pmSEA-FCO
15h 45m2 stops
$834WestJet
Find Deal
Sat, Apr 18 - Fri, Apr 24
Multiple Airlines Logo
2:25 pm - 10:21 amFCO-SEA
28h 56m2 stops
Multiple Airlines Logo
10:55 am - 2:30 pmSEA-FCO
18h 35m1 stop
$838Multiple Airlines
Find Deal
Fri, Apr 17 - Sat, Apr 25
Air Canada Logo
1:15 pm - 10:16 pmFCO-SEA
42h 01m2 stops
Air Canada Logo
3:40 pm - 9:25 amSEA-FCO
32h 45m2 stops
$842Air Canada
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Sun, Nov 23 - Sat, Dec 6

Lufthansa flights from Rome Fiumicino Airport to Seattle

Our best Lufthansa deals on Rome Fiumicino Airport to Seattle flight tickets
Lufthansa
Jan 8
FCO7:05 pmRome Fiumicino
36h 38m
2 stops
SEA10:43 pmSeattle/Tacoma Intl
Jan 18
SEA3:10 pmSeattle/Tacoma Intl
13h 15m
1 stop
FCO1:25 pmRome Fiumicino
$869
Find similar
Lufthansa
Feb 27
FCO7:05 amRome Fiumicino
21h 11m
2 stops
SEA7:16 pmSeattle/Tacoma Intl
Mar 2
SEA7:00 amSeattle/Tacoma Intl
15h 45m
1 stop
FCO7:45 amRome Fiumicino
$874
Find similar
Lufthansa
Feb 27
FCO7:05 amRome Fiumicino
21h 11m
2 stops
SEA7:16 pmSeattle/Tacoma Intl
Mar 2
SEA7:00 amSeattle/Tacoma Intl
15h 45m
1 stop
FCO7:45 amRome Fiumicino
$875
Find similar

Delta flights from Rome Fiumicino Airport to Seattle

Our best Delta deals on Rome Fiumicino Airport to Seattle flight tickets
Delta
Jan 8
FCO9:55 amRome Fiumicino
21h 30m
2 stops
SEA10:25 pmSeattle/Tacoma Intl
Jan 18
SEA5:25 amSeattle/Tacoma Intl
21h 20m
2 stops
FCO11:45 amRome Fiumicino
$886
Find similar
Delta
Dec 19
FCO6:00 amRome Fiumicino
16h 25m
1 stop
SEA1:25 pmSeattle/Tacoma Intl
Jan 5
SEA6:05 amSeattle/Tacoma Intl
16h 50m
1 stop
FCO7:55 amRome Fiumicino
$1,007
Find similar
Delta
Dec 18
FCO9:20 amRome Fiumicino
33h 59m
2 stops
SEA10:19 amSeattle/Tacoma Intl
Jan 5
SEA2:10 pmSeattle/Tacoma Intl
33h 45m
1 stop
FCO8:55 amRome Fiumicino
$1,011
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rome Fiumicino Airport to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 13, 2025.
Use the filters below to find and compare flights from Rome Fiumicino Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Fri 4/17

7:05 pm-7:25 pm

1 stop33h 20m

Seattle/Tacoma Intl

Fri 4/24

10:55 pm-2:30 pm

1 stop30h 35m

$739

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Fri 4/17

7:05 pm-7:25 pm

1 stop33h 20m

Seattle/Tacoma Intl

Sat 4/25

10:55 am-2:30 pm

1 stop18h 35m

$797

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Fri 1/30

8:25 pm-5:00 pm

3 stops29h 35m

Seattle/Tacoma Intl

Fri 2/6

2:35 pm-7:40 am

3 stops32h 05m

$804

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Fri 1/30

7:05 am-7:16 pm

2 stops21h 11m

Seattle/Tacoma Intl

Fri 2/6

5:50 am-9:25 am

2 stops18h 35m

$826

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Fri 1/30

7:05 am-7:16 pm

2 stops21h 11m

Seattle/Tacoma Intl

Fri 2/6

5:50 am-9:25 am

2 stops18h 35m

$827

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Fri 1/30

6:50 am-2:38 pm

2 stops40h 48m

Seattle/Tacoma Intl

Fri 2/6

3:10 pm-1:25 pm

1 stop13h 15m

$830

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Fri 1/30

6:50 am-2:38 pm

2 stops40h 48m

Seattle/Tacoma Intl

Fri 2/6

3:10 pm-1:25 pm

1 stop13h 15m

$831

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Sat 4/18

2:25 pm-2:19 pm

1 stop32h 54m

Seattle/Tacoma Intl

Fri 4/24

11:55 am-12:40 pm

2 stops15h 45m

$834

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Fri 4/17

2:25 pm-10:21 am

2 stops28h 56m

Seattle/Tacoma Intl

Sat 4/25

10:55 am-2:30 pm

1 stop18h 35m

$838

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Sun 11/23

1:15 pm-10:16 pm

2 stops42h 01m

Seattle/Tacoma Intl

Sat 12/6

3:40 pm-9:25 am

2 stops32h 45m

$842

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Rome Fiumicino Airport 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 typical price of a round-trip flight between Rome Fiumicino Airport and Seattle?

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Rome Fiumicino Airport is on a Sunday. momondo users have found tickets for Sunday departures for as low as $846. 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 Fiumicino Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,040.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Rome Fiumicino Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $974 when looking at flights departing at noon. Flights to Seattle are more costly in the afternoon, with an average ticket price of $1,097. 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 Fiumicino to Seattle/Tacoma Intl flight route?

Fly from Rome Fiumicino to Seattle/Tacoma Intl for the best Rome Fiumicino - Seattle/Tacoma Intl flight prices

What cabin class options are available on Rome Fiumicino to Seattle/Tacoma Intl flights?

There are 2 cabin classes available to choose from on Rome Fiumicino to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Rome Fiumicino Airport to Seattle flights?

You could potentially save up to 5% on your flight if you consider stops on a Rome Fiumicino Airport to Seattle flight.

How have Rome Fiumicino Airport to Seattle flight prices changed over time?

As of November 2025, prices for Rome Fiumicino Airport to Seattle flights are approximately 12% more expensive when compared to flights at the same time last year.

When to book flights from Rome Fiumicino Airport to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Rome Fiumicino Airport to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Rome Fiumicino Airport to Seattle (FCO to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rome Fiumicino Airport to Seattle

Fastest flight time

11h 20m

Direct flights

Mon, Tue, Fri and Sun

Airports in Seattle

1 airport
The fastest flight from Rome Fiumicino Airport to Seattle takes 11h 20m
Direct flights go from Rome Fiumicino Airport to Seattle on Monday, Tuesday, Friday and Sunday. There are no airlines offering direct flights.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
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  • How far is Rome Fiumicino to Seattle/Tacoma Intl by plane?

    The distance between Rome Fiumicino and Seattle/Tacoma Intl is about 5660.8 mi. Flights usually cover this in 14h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Rome Fiumicino Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Rome Fiumicino Airport to Seattle/Tacoma Intl Airport are updated daily.

  • How many operators does momondo search for flights from Rome Fiumicino Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Rome Fiumicino Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rome Fiumicino Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Rome Fiumicino Airport to Seattle?

  • What is the most popular airline from Rome Fiumicino Airport to Seattle?

Best airlines flying from Rome Fiumicino Airport to Seattle

Compare and see reviews for airlines that fly from Rome Fiumicino Airport to Seattle with momondo
Airline
Rating
Free Cancellation
Price
CondorPriceFrom $491Free CancellationRating
6.4
389 reviews
Search Condor flights
SWISSPriceFrom $883Free CancellationRating
7.5
1,784 reviews
Search SWISS flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
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Renton
Olympia
Lynnwood
Kent
Puyallup
Marysville
Redmond
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Federal Way
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Why use momondo?

Why should I use momondo to find a flight deal from Rome to Seattle?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Rome to Seattle for 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?

momondo helps you find the best flight between Rome and Seattle by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Rome to Seattle right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Rome to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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