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$371+ 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
FCO — SEA
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
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 December 26, 2025.

This KLM deal was found by Cheapflights users on 12/24. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:10 amFCO - SEA
1 stop14h 40mMultiple Airlines
Mon 1/52:10 pmSEA - FCO
1 stop16h 05mMultiple Airlines
Deal found 12/24$1,292
This Delta deal was found by Cheapflights users on 12/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:10 amFCO - SEA
1 stop14h 40mDelta
Mon 1/57:10 amSEA - FCO
2 stops19h 35mDelta
Deal found 12/24$1,296
This Air Canada deal was found by Cheapflights users on 12/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2510:55 amFCO - SEA
2 stops31h 36mAir Canada
Sun 12/285:50 amSEA - FCO
2 stops18h 30mAir Canada
Deal found 12/24$2,176
This United Airlines deal was found by Cheapflights users on 12/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2510:55 amFCO - SEA
1 stop20h 21mUnited Airlines
Sun 12/288:00 amSEA - FCO
1 stop15h 30mUnited Airlines
Deal found 12/24$2,179
This Air Canada deal was found by Cheapflights users on 12/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:45 pmFCO - SEA
2 stops36h 31mMultiple Airlines
Sun 12/285:50 amSEA - FCO
2 stops18h 30mMultiple Airlines
Deal found 12/25$2,227
This British Airways deal was found by Cheapflights users on 12/25. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:50 pmFCO - SEA
1 stop26h 40mBritish Airways
Sun 12/2810:32 amSEA - FCO
1 stop15h 13mBritish Airways
Deal found 12/25$2,693

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 December 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$711
(Gotogate)

One-way from

$371
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$1,090

Good one-way deal

$929 or less
Provider with most accurate pricing for Rome Fiumicino-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Rome Fiumicino-Seattle/Tacoma Intl flights.
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From Rome Fiumicino to Seattle/Tacoma Intl
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One-way flight from Rome Fiumicino to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 15% potential increase in price ($158 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Price to beat on a one-way flight from Rome Fiumicino to Seattle/Tacoma Intl.
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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 December 26, 2025.
Use the filters below to find and compare flights from Rome Fiumicino Airport to Seattle that are best for you.

Fly from

Leonardo da Vinci/Fiumicino

Fly to

Seattle

Route

Depart

Return

Price

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 1/15

11:25 am-5:00 pm

1 stop14h 35m

Seattle/Tacoma Intl

Fri 1/30

2:35 pm-2:00 pm

1 stop14h 25m

$713

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 1/22

11:25 am-5:00 pm

1 stop14h 35m

Seattle/Tacoma Intl

Thu 2/26

2:35 pm-2:00 pm

1 stop14h 25m

$728

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Mon 2/9

8:50 pm-4:55 pm

1 stop29h 05m

Seattle/Tacoma Intl

Mon 2/16

6:50 pm-11:25 am

1 stop31h 35m

$758

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Mon 2/9

6:20 am-5:00 pm

2 stops19h 40m

Seattle/Tacoma Intl

Mon 2/16

2:35 pm-6:50 pm

2 stops19h 15m

$761

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 1/15

6:10 am-11:50 am

1 stop14h 40m

Seattle/Tacoma Intl

Wed 1/28

2:10 pm-7:45 pm

1 stop20h 35m

$777

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Wed 1/21

8:25 pm-11:50 am

1 stop24h 25m

Seattle/Tacoma Intl

Wed 1/28

2:10 pm-5:25 pm

1 stop18h 15m

$777

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Mon 2/9

8:25 pm-4:54 pm

2 stops29h 29m

Seattle/Tacoma Intl

Mon 2/16

7:10 am-9:45 am

1 stop17h 35m

$786

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 1/15

6:10 am-11:50 am

1 stop14h 40m

Seattle/Tacoma Intl

Thu 1/29

2:02 pm-5:25 pm

2 stops18h 23m

$788

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 1/15

6:10 am-11:50 am

1 stop14h 40m

Seattle/Tacoma Intl

Fri 1/30

11:30 am-3:15 pm

2 stops18h 45m

$789

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Sat 2/14

8:20 pm-2:19 pm

2 stops50h 59m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/25

Showing 1-10 of 17 results
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 December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Rome Fiumicino Airport-Seattle flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

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 December 26, 2025.
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
1,821 reviews

Food

7.1

Boarding

7.7

Comfort

7.4

Crew

8.3

Entertainment

6.8

Overall

7.5

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
1,821 reviews
SWISS
7.5
Good
1,821 reviews

Food

7.1

Boarding

7.7

Comfort

7.4

Crew

8.3

Entertainment

6.8

Overall

7.5

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
395 reviews
SWISS
7.5
Good
1,821 reviews

Food

7.1

Boarding

7.7

Comfort

7.4

Crew

8.3

Entertainment

6.8

Overall

7.5

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 $713, Icelandair can have you in Seattle from Rome Fiumicino Airport in 14h 35m. Rome Fiumicino Airport and Seattle are separated by a distance of 5670 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 41% 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?

    $388 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 $471 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 $1,099, our data shows the cheapest flight currently is $897. When looking at the most popular route, (Rome Fiumicino - Seattle/Tacoma Intl), you can expect to pay $668 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

Traveling to a place near Seattle?

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Alternative routes for Leonardo da Vinci/Fiumicino to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Ciampino to Seattle flights
Leonardo da Vinci/Fiumicino to Portland flights
Leonardo da Vinci/Fiumicino to Spokane flights

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 December 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
CondorCheapest$491Average$801FlexibilityNo cancel feeOn-time76%
SWISSCheapest$883Average$1,015FlexibilityNo cancel feeOn-time79%

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