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Cheap flights from Seattle to Rome Fiumicino Airport from C$ 357

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FCO
12 Nov — 19 Nov1
1 adult
1 adult, Economy

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 13 October 2025.

Round-trip from

C$ 703

One-way from

C$ 357

Popular in

June

Cheapest in

November

Average price

C$ 1,027
Icelandair
  • Icelandair
  • 6/1-15/1
  • 2 total stops
  • 29h 00m total
  • Seattle to Rome
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12/11
  • 12/11
  • 1 total stop
  • 18h 23m total
  • Seattle to Rome
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Highest demand for flights based on searches. 17% potential increase in price (C$ 325 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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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 13 October 2025.

Thu 11/122:35 p.m.SEA - FCO
1 stop14h 25mIcelandair
Tue 23/1211:25 a.m.FCO - SEA
1 stop14h 35mIcelandair
Deal found 12/10C$ 703
Sat 8/1111:30 p.m.SEA - FCO
1 stop23h 15mUnited Airlines
Wed 19/111:15 p.m.FCO - SEA
2 stops42h 13mUnited Airlines
Deal found 11/10C$ 725
Mon 1/128:10 a.m.SEA - FCO
1 stop17h 45mUnited Airlines
Wed 10/121:10 p.m.FCO - SEA
2 stops42h 18mUnited Airlines
Deal found 11/10C$ 728
Wed 31/123:10 p.m.SEA - FCO
1 stop22h 50mUnited Airlines
Wed 14/111:15 a.m.FCO - SEA
2 stops37h 46mUnited Airlines
Deal found 12/10C$ 729
Mon 27/1011:59 p.m.SEA - FCO
2 stops23h 56mUnited Airlines
Wed 12/111:15 p.m.FCO - SEA
2 stops40h 39mUnited Airlines
Deal found 13/10C$ 732
Tue 4/113:48 p.m.SEA - FCO
2 stops22h 12mUnited Airlines
Wed 12/111:15 p.m.FCO - SEA
2 stops38h 37mUnited Airlines
Deal found 11/10C$ 734
Mon 27/1011:50 p.m.SEA - FCO
1 stop27h 05mMultiple Airlines
Wed 12/111:15 p.m.FCO - SEA
2 stops42h 01mMultiple Airlines
Deal found 13/10C$ 736
Sun 9/117:00 a.m.SEA - FCO
1 stop15h 45mUnited Airlines
Tue 25/117:05 a.m.FCO - SEA
1 stop14h 05mUnited Airlines
Deal found 12/10C$ 738
Wed 12/115:00 a.m.SEA - FCO
2 stops17h 45mUnited Airlines
Wed 26/117:00 a.m.FCO - SEA
1 stop15h 20mUnited Airlines
Deal found 12/10C$ 740
Mon 27/107:19 a.m.SEA - FCO
1 stop17h 26mKLM
Thu 6/116:10 a.m.FCO - SEA
1 stop14h 35mKLM
Deal found 12/10C$ 743
Tue 11/115:05 a.m.SEA - FCO
2 stops17h 50mUnited Airlines
Tue 25/117:05 a.m.FCO - SEA
1 stop14h 05mUnited Airlines
Deal found 11/10C$ 745
Tue 4/112:10 p.m.SEA - FCO
2 stops18h 15mDelta
Wed 12/1110:05 a.m.FCO - SEA
1 stop34h 40mDelta
Deal found 12/10C$ 749

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 13 October 2025.
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

Sun 9/11

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

1 stop15h 45m

Rome Fiumicino

Tue 25/11

7:05 a.m.-12:10 p.m.

1 stop14h 05m

C$ 738

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 7/1

3:10 p.m.-1:25 p.m.

1 stop13h 15m

Rome Fiumicino

Tue 13/1

7:05 p.m.-1:20 p.m.

1 stop27h 15m

C$ 748

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Mon 27/10

3:10 p.m.-5:25 p.m.

1 stop18h 15m

Rome Fiumicino

Wed 12/11

10:05 a.m.-10:25 p.m.

2 stops21h 20m

C$ 757

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Thu 30/10

7:19 a.m.-6:05 a.m.

1 stop14h 46m

Rome Fiumicino

Thu 6/11

6:00 a.m.-11:25 a.m.

1 stop14h 25m

C$ 822

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Thu 6/11

3:48 p.m.-11:00 p.m.

2 stops22h 12m

Rome Fiumicino

Thu 20/11

7:05 a.m.-10:16 p.m.

2 stops24h 11m

C$ 826

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Thu 30/10

5:05 a.m.-8:30 a.m.

2 stops19h 25m

Rome Fiumicino

Thu 6/11

7:05 a.m.-10:28 p.m.

2 stops24h 23m

C$ 829

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sun 2/11

12:00 p.m.-11:00 p.m.

2 stops26h 00m

Rome Fiumicino

Sun 16/11

7:00 a.m.-8:51 p.m.

2 stops22h 51m

C$ 833

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Tue 31/3

8:00 a.m.-8:15 a.m.

1 stop15h 15m

Rome Fiumicino

Tue 14/4

7:00 a.m.-11:55 a.m.

1 stop13h 55m

C$ 837

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sat 1/11

8:10 a.m.-10:05 a.m.

1 stop17h 55m

Rome Fiumicino

Mon 17/11

1:30 p.m.-12:10 p.m.

1 stop31h 40m

C$ 837

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Tue 7/4

11:50 p.m.-7:55 a.m.

1 stop23h 05m

Rome Fiumicino

Thu 16/4

7:00 a.m.-11:55 a.m.

1 stop13h 55m

C$ 837

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

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 10 October 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Rome Fiumicino Airport, you should look to book at least 39 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$ 533). Flying from Seattle to Rome Fiumicino Airport in February is currently the most expensive (average of C$ 880). 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.

What is the cheapest time of day to fly from SEA to FCO?

Find hourly flight availability from Seattle to Leonardo da Vinci/Fiumicino. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 October 2025.

It’s typically best to fly out from Seattle to Rome Fiumicino Airport in the afternoon. Doing so could potentially save you 49% on the flight price compared to flying at noon, which is usually more expensive.

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, Lufthansa, and KLM can get you from Seattle to Rome Fiumicino Airport in just under 15h 45m. Your travel time can differ by up to 8h 05m. 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$ 533). Flying from Seattle to Rome Fiumicino Airport in February is currently the most expensive (average of C$ 880). 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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