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Cheap flights from Seattle to Rome Fiumicino Airport from C$ 390

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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FCO
13 Feb — 20 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 14 January 2026.

Round-trip from

C$ 680

One-way from

C$ 390

Popular in

June

Cheapest in

November

Average price

C$ 808
United Airlines
  • United Airlines
  • 1/3-11/3
  • 3 total stops
  • 56h 53m total
  • Seattle to Rome
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28/4
  • 28/4
  • 2 total stops
  • 21h 10m 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 14 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$ 680
Wed 4/35:00 a.m.
SEA
-
FCO
2 stops18h 55m
United Airlines
Wed 18/312:15 p.m.
FCO
-
SEA
2 stops40h 41m
United Airlines
Deal found 12/1C$ 682
Thu 19/28:17 a.m.
SEA
-
FCO
1 stop15h 13m
United Airlines
Tue 24/21:10 p.m.
FCO
-
SEA
2 stops31h 39m
United Airlines
Deal found 12/1C$ 683
Sat 18/43:40 p.m.
SEA
-
FCO
1 stop13h 55m
Icelandair
Fri 24/43:45 p.m.
FCO
-
SEA
1 stop13h 55m
Icelandair
Deal found 13/1C$ 684
Sun 19/47:00 p.m.
SEA
-
FCO
1 stop34h 35m
Icelandair
Wed 29/43:45 p.m.
FCO
-
SEA
1 stop13h 55m
Icelandair
Deal found 13/1C$ 687
Sun 22/27:00 a.m.
SEA
-
FCO
1 stop15h 45m
United Airlines
Thu 12/37:05 a.m.
FCO
-
SEA
1 stop14h 05m
United Airlines
Deal found 12/1C$ 688
Sun 22/27:00 a.m.
SEA
-
FCO
1 stop15h 45m
United Airlines
Sun 1/37:00 a.m.
FCO
-
SEA
1 stop15h 20m
United Airlines
Deal found 13/1C$ 690
Wed 25/22:15 p.m.
SEA
-
FCO
1 stop16h 00m
Delta
Fri 6/312:45 p.m.
FCO
-
SEA
1 stop31h 50m
Delta
Deal found 12/1C$ 691
Mon 16/22:15 p.m.
SEA
-
FCO
1 stop33h 40m
Delta
Mon 23/210:05 a.m.
FCO
-
SEA
1 stop34h 35m
Delta
Deal found 13/1C$ 693
Wed 11/212:35 p.m.
SEA
-
FCO
2 stops25h 25m
United Airlines
Tue 17/21:10 p.m.
FCO
-
SEA
3 stops40h 51m
United Airlines
Deal found 11/1C$ 694
Wed 18/211:59 p.m.
SEA
-
FCO
2 stops23h 31m
United Airlines
Sat 7/37:05 a.m.
FCO
-
SEA
1 stop14h 05m
United Airlines
Deal found 12/1C$ 695
Thu 26/29:50 a.m.
SEA
-
FCO
2 stops24h 55m
Delta
Mon 2/312:45 p.m.
FCO
-
SEA
1 stop31h 50m
Delta
Deal found 13/1C$ 697

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 14 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

Mon 2/3

7:00 a.m.-7:45 a.m.

1 stop15h 45m

Rome Fiumicino

Tue 10/3

7:05 a.m.-1:10 p.m.

1 stop14h 05m

C$ 688

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 11/2

9:25 a.m.-11:00 p.m.

2 stops28h 35m

Rome Fiumicino

Tue 17/2

1:10 p.m.-9:01 p.m.

3 stops40h 51m

C$ 694

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sun 15/3

3:10 p.m.-10:45 p.m.

1 stop23h 35m

Rome Fiumicino

Mon 30/3

12:45 p.m.-11:45 a.m.

1 stop32h 00m

C$ 716

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$ 756

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Mon 30/3

9:45 p.m.-7:35 a.m.

1 stop24h 50m

Rome Fiumicino

Tue 14/4

12:45 p.m.-11:45 a.m.

1 stop32h 00m

C$ 763

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Mon 4/5

11:35 a.m.-1:20 p.m.

1 stop16h 45m

Rome Fiumicino

Tue 19/5

6:50 a.m.-2:20 p.m.

2 stops16h 30m

C$ 834

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 6/5

6:50 p.m.-10:00 p.m.

1 stop18h 10m

Rome Fiumicino

Thu 14/5

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

1 stop14h 30m

C$ 838

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 6/5

8:20 p.m.-10:55 p.m.

1 stop17h 35m

Rome Fiumicino

Mon 11/5

8:20 p.m.-6:25 p.m.

1 stop31h 05m

C$ 854

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Thu 19/2

9:00 a.m.-2:00 p.m.

3 stops20h 00m

Rome Fiumicino

Tue 24/2

7:05 a.m.-7:03 p.m.

2 stops20h 58m

C$ 854

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 6/5

6:50 p.m.-6:15 p.m.

1 stop14h 25m

Rome Fiumicino

Mon 18/5

6:50 a.m.-2:20 p.m.

2 stops16h 30m

C$ 922

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/1

Showing 1-10 of 19 results
1
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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$ 834). 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 15h 45m. Your travel time can differ by up to 7h 50m. 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$ 834). 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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