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$286+ 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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
FCO — SEA
Apr 26 — May 31
Sun 4/26
Sun 5/3
1 adult, Economy
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Find cheap flights from Leonardo da Vinci/Fiumicino to Seattle with Cheapflights

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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 March 27, 2026.

This Trip.com deal was found by Cheapflights users on 3/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/153:00 pm
FCO
-
SEA
1 stop27h 40m
WestJet
Tue 5/267:35 pm
SEA
-
FCO
1 stop32h 20m
WestJet
Deal found 3/22$520
This Cheapflightsfares deal was found by Cheapflights users on 3/26. 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 10/810:45 am
FCO
-
SEA
1 stop14h 15m
Condor
Sun 10/115:40 pm
SEA
-
FCO
1 stop13h 10m
Condor
Deal found 3/26$540
This lol.travel deal was found by Cheapflights users on 3/22. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:50 am
FCO
-
SEA
2 stops16h 32m
Air Canada
Mon 9/215:40 am
SEA
-
FCO
2 stops18h 35m
Air Canada
Deal found 3/22$570
This eDestinos deal was found by Cheapflights users on 3/22. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/213:45 pm
FCO
-
SEA
1 stop13h 55m
Icelandair
Tue 4/283:40 pm
SEA
-
FCO
1 stop13h 55m
Icelandair
Deal found 3/22$573
This lol.travel deal was found by Cheapflights users on 3/23. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:50 am
FCO
-
SEA
2 stops16h 32m
Air Canada
Mon 6/298:00 am
SEA
-
FCO
1 stop17h 20m
Air Canada
Deal found 3/23$575
This Mytrip deal was found by Cheapflights users on 3/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:10 am
FCO
-
SEA
1 stop16h 30m
Condor
Mon 9/216:10 pm
SEA
-
FCO
1 stop18h 40m
Condor
Deal found 3/22$585
This Kiwi.com deal was found by Cheapflights users on 3/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/213:00 pm
FCO
-
SEA
1 stop27h 40m
Multiple Airlines
Fri 5/2211:25 pm
SEA
-
FCO
2 stops25h 05m
Multiple Airlines
Deal found 3/23$586
This Gotogate deal was found by Cheapflights users on 3/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:50 am
FCO
-
SEA
1 stop14h 30m
Lufthansa
Sun 5/246:50 pm
SEA
-
FCO
1 stop18h 10m
Lufthansa
Deal found 3/24$587
This Cheapflightsfares deal was found by Cheapflights users on 3/24. 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.
Thu 10/1510:45 am
FCO
-
SEA
1 stop14h 15m
Condor
Thu 10/156:05 pm
SEA
-
FCO
1 stop18h 40m
Condor
Deal found 3/24$590
This Gotogate deal was found by Cheapflights users on 3/22. 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.
Wed 5/66:50 am
FCO
-
SEA
1 stop14h 30m
Lufthansa
Wed 5/136:50 pm
SEA
-
FCO
1 stop18h 10m
Lufthansa
Deal found 3/22$592
This Gotogate deal was found by Cheapflights users on 3/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:50 am
FCO
-
SEA
1 stop14h 30m
Lufthansa
Tue 4/282:10 pm
SEA
-
FCO
1 stop13h 20m
Lufthansa
Deal found 3/24$594

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 March 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$520
(Trip.com)

One-way from

$286
(Trip.com)

Popular in

December

Cheapest in

March

Average price

$609

Good round-trip deal

$1,039 or less

Good one-way deal

$949 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. 13% potential increase in price ($133 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 27, 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

Wed 4/15

6:50 am-12:20 pm

1 stop14h 30m

Seattle/Tacoma Intl

Sun 4/19

11:59 pm-7:55 am

1 stop22h 56m

$609

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Tue 4/21

6:50 am-12:20 pm

1 stop14h 30m

Seattle/Tacoma Intl

Tue 4/28

5:00 am-7:35 am

2 stops17h 35m

$610

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Tue 4/7

6:50 am-12:20 pm

1 stop14h 30m

Seattle/Tacoma Intl

Wed 4/29

8:42 am-12:20 pm

2 stops18h 38m

$610
Quickest round-trip

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Fri 8/28

6:50 am-11:55 am

1 stop14h 05m

Seattle/Tacoma Intl

Mon 9/14

7:30 am-7:35 am

1 stop15h 05m

$611

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Sun 8/23

6:50 am-11:55 am

1 stop14h 05m

Seattle/Tacoma Intl

Mon 9/14

7:30 am-7:35 am

1 stop15h 05m

$611

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 8/27

7:10 am-11:55 am

1 stop13h 45m

Seattle/Tacoma Intl

Sat 9/12

6:50 pm-10:00 pm

1 stop18h 10m

$615
Cheapest one-way

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Sat 6/20

8:00 pm-5:15 pm

1 stop30h 15m

$671

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Sun 6/7

11:10 am-10:15 am

3 stops32h 05m

$674

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Sat 7/4

8:15 pm-11:35 am

1 stop24h 20m

$763

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Wed 7/8

7:05 am-8:53 pm

2 stops22h 48m

$800

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Showing 1-10 of 16 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 March.
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

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

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated March 27, 2026.
See what other customers who have flown with SWISS and Condor from Rome Fiumicino Airport to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,906 reviews

Entertainment

6.8

Overall

7.5

Boarding

7.7

Comfort

7.4

Crew

8.3

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
SWISS
7.5
Good
1,906 reviews
SWISS
7.5
Good
1,906 reviews

Entertainment

6.8

Overall

7.5

Boarding

7.7

Comfort

7.4

Crew

8.3

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Condor
6.5
Okay
404 reviews
SWISS
7.5
Good
1,906 reviews

Entertainment

6.8

Overall

7.5

Boarding

7.7

Comfort

7.4

Crew

8.3

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.

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 0 flights from Rome Fiumicino to Seattle/Tacoma Intl per day from 2 different airlines.

  • How long is the flight from Rome Fiumicino Airport to Seattle?

    For as low as $609, United Airlines can have you in Seattle from Rome Fiumicino Airport in 14h 30m. Rome Fiumicino Airport and Seattle are separated by a distance of 5670 mi.

  • What are the cheapest airlines flying from Rome Fiumicino Airport to Seattle round-trip?

    Cheapflights users have booked flights from Rome Fiumicino Airport to Seattle round-trip from $491. Another airline that can offer you cheap pricing is SWISS. Condor is priced at 40% lower than the current average price of a flight leaving 3 months from now.

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

    $331 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Condor and Icelandair, with prices starting from $466 and $491, respectively.

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

    While on average a flight from Rome Fiumicino Airport to Seattle is generally $1,246, our data shows the cheapest flight currently is $627. When looking at the most popular route, (Rome Fiumicino - Seattle/Tacoma Intl), you can expect to pay $594 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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Top 2 airlines flying from Leonardo da Vinci/Fiumicino to Seattle

Discover the top 2 airlines that operate flights from Leonardo da Vinci/Fiumicino to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
CondorCheapest$491Average$801FlexibilityNo cancel feeOn-time76%
SWISSCheapest$883Average$1,015FlexibilityNo cancel feeOn-time79%

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