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$413+ Cheap flights from Fiumicino (FCO) to Seattle (SEA)

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
FCO — SEA
Aug 24 — Aug 311
Mon 8/24
Mon 8/31
1 adult, Economy
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Cheap flight deals from Leonardo da Vinci/Fiumicino to Seattle

Cheapest flights from Leonardo da Vinci/Fiumicino to Seattle
Explore the most affordable flight options available from Leonardo da Vinci/Fiumicino to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:10 am
FCO
-
SEA
1 stop16h 50m
Condor
Sun 9/205:40 pm
SEA
-
FCO
1 stop19h 05m
Condor
Deal found 7/22$564
This Bravofly deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:00 am
FCO
-
SEA
1 stop13h 40m
Condor
Tue 9/156:05 pm
SEA
-
FCO
1 stop18h 45m
Condor
Deal found 7/24$569
This Gotogate deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/411:00 am
FCO
-
SEA
1 stop14h 00m
Condor
Sun 9/205:40 pm
SEA
-
FCO
1 stop19h 05m
Condor
Deal found 7/22$577
This Gotogate deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:10 am
FCO
-
SEA
1 stop16h 30m
Condor
Wed 9/95:40 pm
SEA
-
FCO
1 stop19h 10m
Condor
Deal found 7/23$580
This Gotogate deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:00 am
FCO
-
SEA
1 stop13h 40m
Condor
Sat 9/126:15 pm
SEA
-
FCO
1 stop18h 05m
Condor
Deal found 7/21$581
This Cheapflightsfares deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:10 am
FCO
-
SEA
1 stop13h 30m
Condor
Sun 9/135:40 pm
SEA
-
FCO
1 stop19h 05m
Condor
Deal found 7/24$585
This Gotogate deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:45 pm
FCO
-
SEA
1 stop29h 00m
Icelandair
Mon 8/2411:25 pm
SEA
-
FCO
1 stop30h 10m
Icelandair
Deal found 7/20$600
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:10 am
FCO
-
SEA
1 stop13h 30m
Condor
Fri 10/236:00 pm
SEA
-
FCO
1 stop18h 30m
Condor
Deal found 7/22$610
This Cheapflightsfares deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:10 am
FCO
-
SEA
1 stop16h 50m
Condor
Sun 9/135:40 pm
SEA
-
FCO
1 stop19h 05m
Condor
Deal found 7/25$618

Find flight deals from Leonardo da Vinci/Fiumicino to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Leonardo da Vinci/Fiumicino (FCO) to Seattle (SEA). 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 July 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$564
(Cheapflightsfares)

One-way from

$413
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$1,204

Good round-trip deal

$1,056 or less

Good one-way deal

$704 or less
Provider with most accurate pricing for Rome Fiumicino-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rome Fiumicino-Seattle/Tacoma Intl flights.
Search Deals
From Rome Fiumicino to Seattle/Tacoma Intl
Search Deals
One-way flight from Rome Fiumicino to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($83 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Rome Fiumicino to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Rome Fiumicino to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Leonardo da Vinci/Fiumicino to Seattle 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 2,558,603 searches. Data last updated July 25, 2026.
Use the filters below to find and compare flights from Rome Fiumicino Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 9/3

8:10 am-4:00 pm

1 stop16h 50m

Seattle/Tacoma Intl

Wed 9/16

5:40 pm-9:50 pm

1 stop19h 10m

$685

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 9/3

8:10 am-4:00 pm

1 stop16h 50m

Seattle/Tacoma Intl

Thu 9/10

12:30 pm-9:45 pm

2 stops24h 15m

$687

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Fri 8/28

8:10 am-8:39 pm

2 stops21h 29m

Seattle/Tacoma Intl

Sun 9/13

5:40 pm-9:45 pm

1 stop19h 05m

$719

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Tue 9/1

8:10 am-3:40 pm

1 stop16h 30m

Seattle/Tacoma Intl

Sat 9/12

9:57 am-9:20 pm

2 stops26h 23m

$720

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Tue 9/8

8:10 am-3:40 pm

1 stop16h 30m

Seattle/Tacoma Intl

Tue 9/15

9:57 am-9:50 pm

2 stops26h 53m

$730

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 8/27

8:10 am-7:39 pm

2 stops20h 29m

Seattle/Tacoma Intl

Fri 9/11

9:57 am-9:30 pm

2 stops26h 33m

$810

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 9/3

8:10 am-6:51 pm

2 stops19h 41m

Seattle/Tacoma Intl

Wed 9/16

10:47 am-9:50 pm

2 stops26h 03m

$811
Quickest round-trip

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Sun 8/23

10:50 am-3:40 pm

1 stop13h 50m

Seattle/Tacoma Intl

Mon 8/31

6:10 pm-9:50 pm

1 stop18h 40m

$842

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 9/10

9:40 am-11:20 pm

2 stops22h 40m

Seattle/Tacoma Intl

Sun 9/13

3:55 pm-7:20 pm

2 stops18h 25m

$875

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Fri 8/21

12:15 pm-1:45 pm

2 stops34h 30m

Seattle/Tacoma Intl

Sun 9/6

3:55 pm-7:20 pm

2 stops18h 25m

$939

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Leonardo da Vinci/Fiumicino to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Leonardo da Vinci/Fiumicino to Seattle in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Rome Fiumicino Airport-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rome Fiumicino Airport-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rome Fiumicino Airport-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rome Fiumicino Airport-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rome Fiumicino Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Leonardo da Vinci/Fiumicino to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Leonardo da Vinci/Fiumicino 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 Rome Fiumicino Airport to Seattle

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

Find hourly flight availability from Leonardo da Vinci/Fiumicino to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 25, 2026.

When flying from Rome Fiumicino Airport to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Airfare is below average for this route at the moment.

Rome Fiumicino Airport to Seattle flights typically cost between $748 and $1,226 in September.
The cheapest round-trip price found within the last 5 days was $564 on Condor (Sep 10-Sep 20).

Related info for your journey

Find useful and relevant information for your journey from Leonardo da Vinci/Fiumicino to Seattle. 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 into for flights to Seattle from Rome Fiumicino?

    If you book a flight to Seattle from Rome Fiumicino, you will be flying to Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle. There are 2 flights from Rome Fiumicino to Seattle/Tacoma Intl per day from 0 different airlines.

  • What are the cheapest airlines to fly from Rome Fiumicino Airport to Seattle one-way?

    $450 is the cheapest one-way deal found within the past few days, from Condor. You may also be able to find cheap deals on Icelandair and British Airways, with prices starting from $546 and $573, respectively.

  • What are the most reliable airlines from Rome Fiumicino Airport to Seattle?

    Consider KLM (66%), Air France (66%) or Delta (66%) when booking your flight. These represent the most reliable airlines when flying from Rome Fiumicino Airport to Seattle.

  • What are the cheapest flights from Rome Fiumicino Airport to Seattle?

    While on average a flight from Rome Fiumicino Airport to Seattle is generally $1,015, our data shows the cheapest flight currently is $652. When looking at the most popular route, (Rome Fiumicino - Seattle/Tacoma Intl), you can expect to pay $580 for that flight.

  • Can I find deals for flights from Leonardo da Vinci/Fiumicino to Seattle that include hotel bookings?

    Yes. In addition to deals on Leonardo da Vinci/Fiumicino to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Leonardo da Vinci/Fiumicino to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Leonardo da Vinci/Fiumicino to Seattle.

  • Can I find deals for business class flights from Leonardo da Vinci/Fiumicino to Seattle?

    Yes. Cheapflights offers flight deals from Leonardo da Vinci/Fiumicino to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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