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Cheap flights from Seattle to Rome Fiumicino Airport from C$ 518

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FCO
26 Feb — 5 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 27 January 2026.

Mon 2/38:17 a.m.
SEA
-
FCO
1 stop15h 13m
United Airlines
Tue 17/37:05 a.m.
FCO
-
SEA
1 stop14h 05m
United Airlines
Deal found 25/1C$ 679
Mon 4/53:40 p.m.
SEA
-
FCO
1 stop13h 55m
Icelandair
Sat 9/53:45 p.m.
FCO
-
SEA
1 stop13h 55m
Icelandair
Deal found 27/1C$ 681
Tue 3/31:40 p.m.
SEA
-
FCO
1 stop21h 05m
Delta
Tue 17/36:10 a.m.
FCO
-
SEA
1 stop14h 25m
Delta
Deal found 25/1C$ 682
Tue 24/26:15 a.m.
SEA
-
FCO
1 stop19h 15m
Delta
Tue 3/36:10 a.m.
FCO
-
SEA
1 stop14h 25m
Delta
Deal found 26/1C$ 683
Sat 7/39:55 p.m.
SEA
-
FCO
1 stop23h 10m
KLM
Thu 19/36:10 a.m.
FCO
-
SEA
1 stop14h 25m
KLM
Deal found 27/1C$ 685
Mon 2/38:30 a.m.
SEA
-
FCO
2 stops26h 15m
Delta
Tue 17/310:05 a.m.
FCO
-
SEA
1 stop34h 30m
Delta
Deal found 25/1C$ 689
Tue 10/37:20 a.m.
SEA
-
FCO
2 stops17h 35m
Delta
Mon 16/310:05 a.m.
FCO
-
SEA
1 stop34h 30m
Delta
Deal found 27/1C$ 690
Sun 8/37:10 a.m.
SEA
-
FCO
2 stops31h 50m
United Airlines
Thu 19/37:05 a.m.
FCO
-
SEA
1 stop14h 05m
United Airlines
Deal found 27/1C$ 691
Fri 6/32:35 p.m.
SEA
-
FCO
1 stop14h 25m
Icelandair
Mon 16/311:25 a.m.
FCO
-
SEA
1 stop14h 35m
Icelandair
Deal found 27/1C$ 693
Mon 2/37:00 a.m.
SEA
-
FCO
1 stop15h 45m
United Airlines
Sat 14/37:00 a.m.
FCO
-
SEA
2 stops21h 58m
United Airlines
Deal found 25/1C$ 696
Sat 2/53:40 p.m.
SEA
-
FCO
1 stop13h 55m
Icelandair
Fri 8/53:45 p.m.
FCO
-
SEA
1 stop13h 55m
Icelandair
Deal found 27/1C$ 698
Fri 6/36:50 p.m.
SEA
-
FCO
1 stop31h 35m
British Airways
Mon 16/312:20 p.m.
FCO
-
SEA
1 stop32h 10m
British Airways
Deal found 25/1C$ 700

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 27 January 2026.

Round-trip from

C$ 679

One-way from

C$ 518

Popular in

June

Cheapest in

November

Average price

C$ 834
United Airlines
  • United Airlines
  • 24/2-3/3
  • 2 total stops
  • 29h 18m total
  • Seattle to Rome
Search Deals
Lufthansa
  • Lufthansa
  • 4/3
  • 1 total stop
  • 13h 15m total
  • Seattle to Rome
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (C$ 379 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 62 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 27 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

Tue 14/4

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

1 stop32h 43m

Rome Fiumicino

Wed 22/4

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

2 stops20h 10m

C$ 693

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Thu 26/2

9:00 a.m.-1:25 p.m.

3 stops19h 25m

Rome Fiumicino

Thu 12/3

7:05 a.m.-11:28 p.m.

2 stops24h 23m

C$ 841

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 8/4

7:10 p.m.-11:35 p.m.

1 stop19h 25m

Rome Fiumicino

Tue 14/4

7:05 a.m.-10:37 p.m.

2 stops24h 32m

C$ 861

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 22/4

7:10 p.m.-11:35 p.m.

1 stop19h 25m

Rome Fiumicino

Tue 28/4

7:05 a.m.-10:37 p.m.

2 stops24h 32m

C$ 861

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 8/4

7:15 a.m.-4:35 p.m.

2 stops24h 20m

Rome Fiumicino

Mon 20/4

10:35 a.m.-11:45 a.m.

1 stop34h 10m

C$ 886

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Mon 16/3

8:00 p.m.-9:55 p.m.

1 stop17h 55m

Rome Fiumicino

Sun 29/3

10:45 a.m.-10:37 p.m.

2 stops44h 52m

C$ 926

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Mon 9/2

12:35 p.m.-8:30 a.m.

3 stops34h 55m

Rome Fiumicino

Mon 16/2

11:00 a.m.-9:49 a.m.

2 stops31h 49m

C$ 975

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 6/5

1:55 p.m.-10:10 a.m.

Nonstop11h 15m

Rome Fiumicino

Tue 12/5

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

Nonstop12h 05m

C$ 1,071

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Tue 5/5

10:15 a.m.-5:30 p.m.

2 stops22h 15m

Rome Fiumicino

Mon 11/5

10:35 a.m.-11:42 a.m.

1 stop34h 07m

C$ 1,083

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sat 2/5

8:41 a.m.-3:50 p.m.

2 stops22h 09m

Rome Fiumicino

Sat 9/5

8:10 a.m.-3:40 p.m.

1 stop16h 30m

C$ 1,150

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/1

Showing 1-10 of 21 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 23 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$ 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, Turkish Airlines, and Delta can get you from Seattle to Rome Fiumicino Airport in just under 19h 25m. Your travel time can differ by up to 13h 18m. 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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