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Cheap flights from Seattle to Rome Fiumicino Airport from C$ 348

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FCO
21 Mar — 28 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Leonardo da Vinci/Fiumicino

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Leonardo da Vinci/Fiumicino
Explore the most affordable flight options available from Seattle to Leonardo da Vinci/Fiumicino. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 February 2026.

Tue 18/88:00 a.m.
SEA
-
FCO
1 stop17h 20m
United Airlines
Tue 25/811:30 a.m.
FCO
-
SEA
2 stops40h 29m
United Airlines
Deal found 18/2C$ 674
Mon 3/87:00 a.m.
SEA
-
FCO
1 stop21h 20m
United Airlines
Fri 21/89:45 a.m.
FCO
-
SEA
1 stop18h 14m
United Airlines
Deal found 19/2C$ 682
Sun 2/87:20 p.m.
SEA
-
FCO
2 stops28h 55m
Air Canada
Fri 21/811:30 a.m.
FCO
-
SEA
2 stops35h 52m
Air Canada
Deal found 19/2C$ 683
Thu 23/43:40 p.m.
SEA
-
FCO
1 stop13h 55m
Icelandair
Fri 1/53:45 p.m.
FCO
-
SEA
1 stop13h 55m
Icelandair
Deal found 18/2C$ 689
Wed 5/88:00 a.m.
SEA
-
FCO
1 stop18h 45m
Air Canada
Fri 21/811:30 a.m.
FCO
-
SEA
2 stops30h 47m
Air Canada
Deal found 19/2C$ 690
Sun 2/811:35 p.m.
SEA
-
FCO
1 stop26h 15m
Delta
Fri 28/86:05 a.m.
FCO
-
SEA
1 stop14h 10m
Delta
Deal found 16/2C$ 693
Mon 3/87:00 a.m.
SEA
-
FCO
1 stop21h 20m
United Airlines
Wed 19/86:50 a.m.
FCO
-
SEA
2 stops25h 38m
United Airlines
Deal found 19/2C$ 694
Mon 3/87:00 a.m.
SEA
-
FCO
1 stop21h 20m
United Airlines
Thu 27/83:40 p.m.
FCO
-
SEA
1 stop18h 27m
United Airlines
Deal found 19/2C$ 695
Mon 3/87:00 a.m.
SEA
-
FCO
1 stop21h 20m
United Airlines
Wed 26/88:00 a.m.
FCO
-
SEA
2 stops19h 59m
United Airlines
Deal found 19/2C$ 697
Wed 12/88:00 a.m.
SEA
-
FCO
1 stop18h 45m
United Airlines
Wed 19/81:20 p.m.
FCO
-
SEA
2 stops20h 47m
United Airlines
Deal found 18/2C$ 700
Sat 1/87:54 p.m.
SEA
-
FCO
1 stop31h 26m
United Airlines
Fri 21/86:50 a.m.
FCO
-
SEA
2 stops27h 17m
United Airlines
Deal found 19/2C$ 701
Mon 3/87:00 a.m.
SEA
-
FCO
1 stop21h 20m
United Airlines
Thu 20/810:20 a.m.
FCO
-
SEA
2 stops22h 39m
United Airlines
Deal found 19/2C$ 702

Find flight deals from Seattle to Leonardo da Vinci/Fiumicino

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Leonardo da Vinci/Fiumicino (FCO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 February 2026.

Round-trip from

C$ 674

One-way from

C$ 348

Popular in

June

Cheapest in

February

Average price

C$ 704
United Airlines
  • United Airlines
  • 18/8-25/8
  • 3 total stops
  • 61h 19m total
  • Seattle to Rome
Search Deals
17/5
  • 17/5
  • 2 total stops
  • 18h 35m total
  • Seattle to Rome
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (C$ 404 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 65 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Leonardo da Vinci/Fiumicino 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, Cheapflights users made 629,999 searches. Data last updated 19 February 2026.
Use the filters below to find and compare flights from Seattle to Rome Fiumicino Airport that are best for you.

Fly from

Seattle

Fly to

Leonardo da Vinci/Fiumicino

Route

Depart

Return

Price

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 5/8

5:00 a.m.-1:20 p.m.

1 stop23h 20m

Rome Fiumicino

Thu 20/8

9:45 a.m.-11:59 p.m.

1 stop23h 14m

C$ 682

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Tue 4/8

5:00 a.m.-12:20 p.m.

1 stop22h 20m

Rome Fiumicino

Thu 20/8

9:45 a.m.-11:59 p.m.

1 stop23h 14m

C$ 682

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Mon 3/8

7:00 a.m.-1:20 p.m.

1 stop21h 20m

Rome Fiumicino

Fri 21/8

9:45 a.m.-10:29 p.m.

1 stop21h 44m

C$ 682

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Tue 4/8

7:00 a.m.-7:55 a.m.

1 stop15h 55m

Rome Fiumicino

Fri 21/8

6:50 a.m.-11:59 p.m.

2 stops26h 09m

C$ 694

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sun 2/8

11:35 p.m.-7:35 a.m.

1 stop23h 00m

Rome Fiumicino

Wed 19/8

6:05 a.m.-10:17 p.m.

2 stops25h 12m

C$ 706

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Thu 6/8

11:35 p.m.-10:50 a.m.

1 stop26h 15m

Rome Fiumicino

Fri 21/8

6:30 a.m.-11:37 a.m.

1 stop14h 07m

C$ 750

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Fri 31/7

7:54 p.m.-12:20 p.m.

1 stop31h 26m

Rome Fiumicino

Thu 20/8

9:45 a.m.-11:59 p.m.

1 stop23h 14m

C$ 772

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sat 1/8

7:54 p.m.-12:20 p.m.

1 stop31h 26m

Rome Fiumicino

Sat 22/8

9:45 a.m.-10:59 p.m.

2 stops22h 14m

C$ 778

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Mon 20/4

8:20 p.m.-7:20 p.m.

1 stop14h 00m

Rome Fiumicino

Fri 8/5

12:00 p.m.-10:38 p.m.

2 stops19h 38m

C$ 787

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Thu 23/4

3:40 p.m.-2:35 p.m.

1 stop13h 55m

Rome Fiumicino

Sat 2/5

3:45 p.m.-8:40 p.m.

1 stop13h 55m

C$ 832

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/2

Showing 1-10 of 22 results
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Best time to book a flight from Seattle to Leonardo da Vinci/Fiumicino

Have a flexible travel schedule? Discover the best time to fly to Leonardo da Vinci/Fiumicino from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Rome Fiumicino Airport

How far ahead should I book a flight from Seattle to Rome Fiumicino Airport?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Leonardo da Vinci/Fiumicino. Price data was last updated on 18 February 2026.

To ensure you get the cheapest price possible for a flight from Seattle to Rome Fiumicino Airport, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Seattle to Rome Fiumicino Airport?

Currently, December is the cheapest month in which you can book a flight from Seattle to Rome Fiumicino Airport (average of C$ 511). Flying from Seattle to Rome Fiumicino Airport in June is currently the most expensive (average of C$ 823). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Leonardo da Vinci/Fiumicino. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Rome Fiumicino?

    If you book a flight to Rome Fiumicino from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 18.4 km from the centre of Seattle. There are 0 flights from Seattle/Tacoma Intl to Rome Fiumicino per day from 0 different airlines.

  • How long is the flight from Seattle to Rome Fiumicino Airport?

    United Airlines and Delta can get you from Seattle to Rome Fiumicino Airport in just under 22h 20m. Your travel time can differ by up to 40m. Airlines will cover a distance of 9125 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Seattle to Leonardo da Vinci/Fiumicino that include hotel bookings?

    Yes. In addition to deals on Seattle to Leonardo da Vinci/Fiumicino flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Leonardo da Vinci/Fiumicino?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Leonardo da Vinci/Fiumicino.

  • Can I find deals for business class flights from Seattle to Leonardo da Vinci/Fiumicino?

    Yes. Cheapflights offers flight deals from Seattle to Leonardo da Vinci/Fiumicino by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Rome Fiumicino Airport?

    Currently, December is the cheapest month in which you can book a flight from Seattle to Rome Fiumicino Airport (average of C$ 511). Flying from Seattle to Rome Fiumicino Airport in June is currently the most expensive (average of C$ 823). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Rome Fiumicino Airport?

Book flights to Rome Fiumicino Airport if you plan to visit one of these locations
Anzio
Fiumicino

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Can Cheapflights notify me if prices for flights from Seattle to Leonardo da Vinci/Fiumicino become cheaper?

Yes! Start tracking prices for Seattle to Leonardo da Vinci/Fiumicino flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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