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Cheap flights from Seattle to Rome Fiumicino Airport from C$ 516

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 14/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FCO
7 Feb — 14 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 8 January 2026.

Round-trip from

C$ 679

One-way from

C$ 516

Popular in

June

Cheapest in

November

Average price

C$ 807
United Airlines
  • United Airlines
  • 22/2-1/3
  • 4 total stops
  • 58h 13m total
  • Seattle to Rome
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14/4
  • 14/4
  • 1 total stop
  • 30h 37m total
  • Seattle to Rome
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Highest demand for flights based on searches. 19% potential increase in price (C$ 356 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 61 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 8 January 2026.

Sun 22/25:00 a.m.SEA - FCO
2 stops19h 25mUnited Airlines
Sun 1/31:15 p.m.FCO - SEA
2 stops38h 48mUnited Airlines
Deal found 8/1C$ 679
Tue 10/38:10 a.m.SEA - FCO
1 stop17h 55mUnited Airlines
Wed 18/312:15 p.m.FCO - SEA
2 stops42h 30mUnited Airlines
Deal found 8/1C$ 680
Sun 15/29:19 a.m.SEA - FCO
2 stops28h 41mUnited Airlines
Sun 1/31:15 p.m.FCO - SEA
2 stops42h 28mUnited Airlines
Deal found 7/1C$ 684
Thu 5/28:10 a.m.SEA - FCO
1 stop15h 20mUnited Airlines
Thu 12/27:05 a.m.FCO - SEA
1 stop14h 05mUnited Airlines
Deal found 8/1C$ 686
Wed 4/22:15 p.m.SEA - FCO
1 stop23h 30mDelta
Mon 9/212:45 p.m.FCO - SEA
1 stop31h 55mDelta
Deal found 7/1C$ 688
Thu 5/27:10 a.m.SEA - FCO
1 stop17h 35mDelta
Sat 14/212:45 p.m.FCO - SEA
1 stop31h 55mDelta
Deal found 7/1C$ 690
Tue 3/38:10 a.m.SEA - FCO
1 stop17h 45mUnited Airlines
Fri 13/37:00 a.m.FCO - SEA
1 stop15h 20mUnited Airlines
Deal found 8/1C$ 694
Thu 26/29:50 a.m.SEA - FCO
2 stops24h 55mDelta
Wed 11/312:45 p.m.FCO - SEA
1 stop31h 50mDelta
Deal found 8/1C$ 695
Fri 27/27:15 a.m.SEA - FCO
2 stops30h 45mUnited Airlines
Thu 12/37:05 a.m.FCO - SEA
1 stop14h 05mUnited Airlines
Deal found 8/1C$ 697
Fri 27/29:19 a.m.SEA - FCO
2 stops28h 41mUnited Airlines
Wed 11/37:00 a.m.FCO - SEA
1 stop15h 20mUnited Airlines
Deal found 8/1C$ 699
Wed 4/22:15 p.m.SEA - FCO
1 stop16h 00mDelta
Sun 8/212:00 p.m.FCO - SEA
1 stop19h 25mDelta
Deal found 7/1C$ 701

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 8 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 16/3

4:00 p.m.-9:10 a.m.

1 stop33h 10m

Rome Fiumicino

Thu 26/3

9:05 a.m.-10:04 p.m.

1 stop20h 59m

C$ 709

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Mon 16/3

4:00 p.m.-9:10 a.m.

1 stop33h 10m

Rome Fiumicino

Thu 2/4

6:30 a.m.-11:45 a.m.

1 stop14h 15m

C$ 720

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Mon 16/3

4:00 p.m.-9:10 a.m.

1 stop33h 10m

Rome Fiumicino

Mon 30/3

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

1 stop32h 00m

C$ 722

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 11/3

4:10 p.m.-11:00 p.m.

1 stop22h 50m

Rome Fiumicino

Tue 31/3

10:00 a.m.-11:27 p.m.

3 stops22h 27m

C$ 730

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 21/1

7:10 a.m.-11:45 a.m.

2 stops19h 35m

Rome Fiumicino

Thu 29/1

12:45 p.m.-11:50 a.m.

1 stop32h 05m

C$ 744

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 21/1

7:40 a.m.-3:15 p.m.

2 stops22h 35m

Rome Fiumicino

Wed 28/1

6:10 a.m.-11:50 a.m.

1 stop14h 40m

C$ 744

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 18/3

5:20 p.m.-11:00 p.m.

2 stops21h 40m

Rome Fiumicino

Fri 3/4

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

1 stop14h 30m

C$ 770

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sun 19/4

1:35 p.m.-10:40 p.m.

1 stop24h 05m

Rome Fiumicino

Mon 27/4

8:20 p.m.-11:35 a.m.

1 stop24h 15m

C$ 780

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sat 18/4

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

1 stop22h 56m

Rome Fiumicino

Mon 27/4

1:20 p.m.-12:20 p.m.

1 stop32h 00m

C$ 788

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sun 19/4

11:59 p.m.-9:15 a.m.

2 stops24h 16m

Rome Fiumicino

Mon 27/4

10:00 a.m.-12:20 p.m.

1 stop35h 20m

C$ 792

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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 2 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$ 516). Flying from Seattle to Rome Fiumicino Airport in June is currently the most expensive (average of C$ 828). 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.

How much does it cost to fly round-trip from Seattle to Rome Fiumicino Airport?

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?

    Delta and United Airlines can get you from Seattle to Rome Fiumicino Airport in just under 22h 50m. Your travel time can differ by up to 10h 20m. 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$ 516). Flying from Seattle to Rome Fiumicino Airport in June is currently the most expensive (average of C$ 828). 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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