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Cheap flights from Rome to Seattle from $400

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 to Seattle departing on 11/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:45 am - 5:00 pmFCO-SEA
20h 15m2 stops
Multiple Airlines Logo
2:35 pm - 8:10 pmSEA-FCO
20h 35m2 stops
$683Multiple Airlines
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Thu, Nov 6 - Wed, Nov 19
Multiple Airlines Logo
7:10 pm - 10:28 amFCO-SEA
24h 18m1 stop
Multiple Airlines Logo
11:08 am - 2:30 pmSEA-FCO
18h 22m1 stop
$706Multiple Airlines
Find Deal
Wed, Dec 3 - Wed, Dec 10
Multiple Airlines Logo
5:45 am - 5:00 pmFCO-SEA
20h 15m2 stops
Multiple Airlines Logo
2:35 pm - 7:30 pmSEA-FCO
19h 55m2 stops
$722Multiple Airlines
Find Deal
Thu, Dec 4 - Thu, Dec 11
Icelandair Logo
11:25 am - 5:00 pmFCO-SEA
14h 35m1 stop
Icelandair Logo
2:35 pm - 2:00 pmSEA-FCO
14h 25m1 stop
$789Icelandair
Find Deal
Mon, Nov 17 - Mon, Dec 1
Icelandair Logo
5:45 am - 5:00 pmFCO-SEA
20h 15m1 stop
Icelandair Logo
2:35 pm - 2:00 pmSEA-FCO
14h 25m1 stop
$792Icelandair
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Thu, Nov 20 - Thu, Dec 4
Air Canada Logo
7:05 am - 10:06 pmFCO-SEA
24h 01m2 stops
Air Canada Logo
8:00 pm - 9:25 amSEA-FCO
52h 25m2 stops
$810Air Canada
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Mon, Nov 17 - Mon, Dec 1
Air Canada Logo
7:05 am - 10:06 pmFCO-SEA
24h 01m2 stops
Air Canada Logo
8:10 am - 10:55 amSEA-FCO
17h 45m1 stop
$816Air Canada
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Mon, Nov 17 - Mon, Dec 1
Turkish Airlines Logo
11:15 am - 5:05 pmFCO-SEA
38h 50m1 stop
Turkish Airlines Logo
7:00 pm - 9:50 amSEA-FCO
29h 50m1 stop
$845Turkish Airlines
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Sun, Nov 2 - Sat, Nov 15
Lufthansa Logo
7:05 am - 12:10 pmFCO-SEA
14h 05m1 stop
Lufthansa Logo
10:05 am - 1:25 pmSEA-FCO
18h 20m2 stops
$852Lufthansa
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Mon, Nov 10 - Tue, Feb 10
Lufthansa Logo
7:05 am - 12:10 pmFCO-SEA
14h 05m1 stop
Lufthansa Logo
3:10 pm - 1:25 pmSEA-FCO
13h 15m1 stop
$858Lufthansa
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Thu, Nov 6 - Wed, Nov 19

Icelandair flights from Rome to Seattle

Our best Icelandair deals on Rome to Seattle flight tickets
Icelandair
Nov 17
FCO11:25 amRome Fiumicino
14h 35m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
Dec 1
SEA2:35 pmSeattle/Tacoma Intl
14h 25m
1 stop
FCO2:00 pmRome Fiumicino
$789
Find similar
Icelandair
Nov 20
FCO5:45 amRome Fiumicino
20h 15m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
Dec 4
SEA2:35 pmSeattle/Tacoma Intl
14h 25m
1 stop
FCO2:00 pmRome Fiumicino
$792
Find similar
Icelandair
Feb 9
FCO11:25 amRome Fiumicino
14h 35m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
Feb 19
SEA2:35 pmSeattle/Tacoma Intl
14h 25m
1 stop
FCO2:00 pmRome Fiumicino
$833
Find similar

Air Canada flights from Rome to Seattle

Our best Air Canada deals on Rome to Seattle flight tickets
Air Canada
Nov 17
FCO7:05 amRome Fiumicino
24h 01m
2 stops
SEA10:06 pmSeattle/Tacoma Intl
Dec 1
SEA8:00 pmSeattle/Tacoma Intl
52h 25m
2 stops
FCO9:25 amRome Fiumicino
$810
Find similar
Air Canada
Nov 17
FCO7:05 amRome Fiumicino
24h 01m
2 stops
SEA10:06 pmSeattle/Tacoma Intl
Dec 1
SEA8:10 amSeattle/Tacoma Intl
17h 45m
1 stop
FCO10:55 amRome Fiumicino
$816
Find similar
Air Canada
Nov 20
FCO7:05 amRome Fiumicino
21h 11m
2 stops
SEA7:16 pmSeattle/Tacoma Intl
Dec 4
SEA3:40 pmSeattle/Tacoma Intl
32h 45m
2 stops
FCO9:25 amRome Fiumicino
$821
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rome 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 October 20, 2025.
Use the filters below to find and compare flights from Rome to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 11/6

5:45 am-5:00 pm

2 stops20h 15m

Seattle/Tacoma Intl

Wed 11/19

2:35 pm-8:10 pm

2 stops20h 35m

$683

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Wed 12/3

7:10 pm-10:28 am

1 stop24h 18m

Seattle/Tacoma Intl

Wed 12/10

11:08 am-2:30 pm

1 stop18h 22m

$706

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 12/4

5:45 am-5:00 pm

2 stops20h 15m

Seattle/Tacoma Intl

Thu 12/11

2:35 pm-7:30 pm

2 stops19h 55m

$722

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Mon 11/17

11:25 am-5:00 pm

1 stop14h 35m

Seattle/Tacoma Intl

Mon 12/1

2:35 pm-2:00 pm

1 stop14h 25m

$789

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 11/20

5:45 am-5:00 pm

1 stop20h 15m

Seattle/Tacoma Intl

Thu 12/4

2:35 pm-2:00 pm

1 stop14h 25m

$792

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Mon 11/17

7:05 am-10:06 pm

2 stops24h 01m

Seattle/Tacoma Intl

Mon 12/1

8:00 pm-9:25 am

2 stops52h 25m

$810

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Mon 11/17

7:05 am-10:06 pm

2 stops24h 01m

Seattle/Tacoma Intl

Mon 12/1

8:10 am-10:55 am

1 stop17h 45m

$816

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Sun 11/2

11:15 am-5:05 pm

1 stop38h 50m

Seattle/Tacoma Intl

Sat 11/15

7:00 pm-9:50 am

1 stop29h 50m

$845

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Mon 11/10

7:05 am-12:10 pm

1 stop14h 05m

Seattle/Tacoma Intl

Tue 2/10

10:05 am-1:25 pm

2 stops18h 20m

$852

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 11/6

7:05 am-12:10 pm

1 stop14h 05m

Seattle/Tacoma Intl

Wed 11/19

3:10 pm-1:25 pm

1 stop13h 15m

$858

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 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, April 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 $560. If you don’t want to visit Seattle in April, then you should wait until September to fly from Rome, when ticket prices are also cheap, with an average price of $644.

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 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 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 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 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/Tacoma Intl flights?

There are 2 cabin classes available to choose from on Rome 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 to Seattle flights?

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

How have Rome to Seattle flight prices changed over time?

As of October 2025, prices for Rome to Seattle flights are approximately 9% cheaper when compared to flights at the same time last year.

When to book flights from Rome to Seattle

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

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

Direct flights

None
There are no direct flights from Rome to Seattle. There are no popular flight routes from Rome to Seattle.
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  • How far is Rome to Seattle/Tacoma Intl by plane?

    Seattle/Tacoma Intl is 5660.0 mi away from Rome. Typically, this will take 14h 05m 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 many operators does momondo search for flights from Rome to Seattle/Tacoma Intl Airport?

  • 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 airline from Rome to Seattle?

Best airlines flying from Rome to Seattle

Compare and see reviews for airlines that fly from Rome to Seattle with momondo
Airline
Rating
Free Cancellation
Price
CondorPriceFrom $491Free CancellationRating
6.4
378 reviews
Search Condor flights
SWISSPriceFrom $883Free CancellationRating
7.5
1,771 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
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Puyallup
Federal Way
Tukwila
Lakewood
Kirkland
Fife
Centralia
Shoreline
Cle Elum
Redmond
Westport

Why 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.

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