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Cheap flights from Seattle to Rome Fiumicino Airport from C$ 396

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 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FCO
14 Feb — 21 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap 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 15 January 2026.

Round-trip from

C$ 681

One-way from

C$ 396

Popular in

June

Cheapest in

November

Average price

C$ 809
United Airlines
  • United Airlines
  • 1/3-11/3
  • 3 total stops
  • 56h 53m total
  • Seattle to Rome
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1/3
  • 1/3
  • 2 total stops
  • 32h 50m total
  • Seattle to Rome
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Highest demand for flights based on searches. 19% potential increase in price (C$ 355 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 63 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 15 January 2026.

Sun 1/33:10 p.m.
SEA
-
FCO
1 stop18h 05m
United Airlines
Wed 11/312:15 p.m.
FCO
-
SEA
2 stops38h 48m
United Airlines
Deal found 13/1C$ 681
Wed 11/25:00 a.m.
SEA
-
FCO
2 stops33h 00m
United Airlines
Wed 18/211:15 a.m.
FCO
-
SEA
2 stops44h 28m
United Airlines
Deal found 13/1C$ 688
Tue 24/27:00 a.m.
SEA
-
FCO
1 stop15h 45m
United Airlines
Tue 10/37:05 a.m.
FCO
-
SEA
1 stop14h 05m
United Airlines
Deal found 15/1C$ 689
Sat 28/211:59 p.m.
SEA
-
FCO
1 stop22h 46m
United Airlines
Wed 11/37:00 a.m.
FCO
-
SEA
1 stop15h 20m
United Airlines
Deal found 14/1C$ 692
Wed 4/32:10 p.m.
SEA
-
FCO
1 stop33h 45m
Delta
Mon 9/36:10 a.m.
FCO
-
SEA
1 stop14h 25m
Delta
Deal found 14/1C$ 695
Tue 10/26:05 a.m.
SEA
-
FCO
2 stops20h 40m
Delta
Tue 17/26:10 a.m.
FCO
-
SEA
1 stop14h 30m
Delta
Deal found 14/1C$ 698
Tue 3/311:35 a.m.
SEA
-
FCO
2 stops18h 40m
Delta
Wed 11/312:45 p.m.
FCO
-
SEA
1 stop31h 50m
Delta
Deal found 14/1C$ 699
Sat 28/212:32 p.m.
SEA
-
FCO
2 stops25h 28m
United Airlines
Thu 12/37:05 a.m.
FCO
-
SEA
1 stop14h 05m
United Airlines
Deal found 14/1C$ 700
Fri 27/27:15 a.m.
SEA
-
FCO
2 stops30h 45m
United Airlines
Wed 11/37:00 a.m.
FCO
-
SEA
1 stop15h 20m
United Airlines
Deal found 14/1C$ 702
Sun 8/36:53 a.m.
SEA
-
FCO
2 stops27h 02m
Finnair
Sun 15/36:40 p.m.
FCO
-
SEA
2 stops34h 36m
Finnair
Deal found 15/1C$ 703
Sat 28/211:59 p.m.
SEA
-
FCO
1 stop22h 46m
United Airlines
Sat 7/312:20 p.m.
FCO
-
SEA
1 stop34h 00m
United Airlines
Deal found 13/1C$ 706

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 15 January 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 11/2

8:40 a.m.-11:00 p.m.

2 stops29h 20m

Rome Fiumicino

Wed 18/2

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

1 stop15h 20m

C$ 702

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sat 28/2

9:00 a.m.-11:00 p.m.

2 stops29h 00m

Rome Fiumicino

Sat 7/3

7:05 a.m.-8:58 p.m.

2 stops22h 53m

C$ 714

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 11/2

3:10 p.m.-11:00 p.m.

1 stop22h 50m

Rome Fiumicino

Wed 18/2

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

1 stop15h 20m

C$ 745

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sat 18/4

7:37 p.m.-1:20 p.m.

1 stop32h 43m

Rome Fiumicino

Tue 28/4

11:30 a.m.-4:37 p.m.

2 stops38h 07m

C$ 752

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Thu 12/3

3:00 p.m.-11:00 p.m.

2 stops24h 00m

Rome Fiumicino

Tue 17/3

7:05 a.m.-10:45 p.m.

2 stops23h 40m

C$ 757

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Mon 20/4

8:51 a.m.-12:20 p.m.

1 stop18h 29m

Rome Fiumicino

Thu 30/4

6:50 a.m.-12:20 p.m.

1 stop14h 30m

C$ 763

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sun 26/4

8:55 a.m.-12:20 p.m.

1 stop18h 25m

Rome Fiumicino

Thu 7/5

6:50 a.m.-6:30 p.m.

2 stops20h 40m

C$ 763

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sun 29/3

11:59 p.m.-7:55 a.m.

1 stop22h 56m

Rome Fiumicino

Tue 21/4

6:50 a.m.-12:20 p.m.

1 stop14h 30m

C$ 763

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sun 5/4

8:42 a.m.-1:20 p.m.

1 stop19h 38m

Rome Fiumicino

Thu 16/4

6:50 a.m.-12:20 p.m.

1 stop14h 30m

C$ 763

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sun 19/4

6:40 p.m.-7:05 p.m.

1 stop15h 25m

Rome Fiumicino

Thu 21/5

12:20 p.m.-3:25 p.m.

Nonstop12h 05m

C$ 764

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/1

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 9 January 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 54 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$ 518). Flying from Seattle to Rome Fiumicino Airport in June is currently the most expensive (average of C$ 835). 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 Lufthansa can get you from Seattle to Rome Fiumicino Airport in just under 22h 50m. Your travel time can differ by up to 6h 30m. 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$ 518). Flying from Seattle to Rome Fiumicino Airport in June is currently the most expensive (average of C$ 835). 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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