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$379+ 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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
FCO — SEA
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
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 14, 2025.

This Air France deal was found by Cheapflights users on 12/12. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:00 amFCO - SEA
1 stop16h 25mAir France
Tue 1/61:40 pmSEA - FCO
1 stop18h 45mAir France
Deal found 12/12$1,096
This Delta deal was found by Cheapflights users on 12/12. 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.
Sun 12/286:00 amFCO - SEA
1 stop16h 25mDelta
Tue 1/61:40 pmSEA - FCO
1 stop21h 05mDelta
Deal found 12/12$1,119
This Delta deal was found by Cheapflights users on 12/12. 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.
Sun 12/286:00 amFCO - SEA
1 stop16h 25mDelta
Sun 1/47:13 amSEA - FCO
2 stops25h 12mDelta
Deal found 12/12$1,126
This Delta deal was found by Cheapflights users on 12/12. 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.
Sun 12/286:00 amFCO - SEA
1 stop16h 25mDelta
Mon 1/52:10 pmSEA - FCO
1 stop33h 45mDelta
Deal found 12/12$1,128
This Delta deal was found by Cheapflights users on 12/12. 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.
Sat 12/2711:05 amFCO - SEA
2 stops32h 21mDelta
Tue 1/61:40 pmSEA - FCO
1 stop13h 05mDelta
Deal found 12/12$1,134
This Delta deal was found by Cheapflights users on 12/12. 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.
Sat 12/2711:05 amFCO - SEA
2 stops32h 21mDelta
Mon 1/52:10 pmSEA - FCO
1 stop33h 45mDelta
Deal found 12/12$1,135
This Delta deal was found by Cheapflights users on 12/13. 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
2 stops21h 26mDelta
Mon 1/57:10 amSEA - FCO
2 stops19h 35mDelta
Deal found 12/13$1,150
This KLM deal was found by Cheapflights users on 12/12. 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
Tue 1/61:40 pmSEA - FCO
1 stop21h 05mMultiple Airlines
Deal found 12/12$1,186

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 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$602
(Kiwi.com)

One-way from

$379
(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
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($158 potential increase over avg. RT price).
Search Deals
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 14, 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

Tue 4/7

2:25 pm-7:08 am

2 stops25h 43m

Seattle/Tacoma Intl

Wed 4/22

9:35 pm-2:30 pm

1 stop31h 55m

$682

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 1/15

5:45 am-5:00 pm

2 stops20h 15m

Seattle/Tacoma Intl

Wed 1/28

2:35 pm-7:25 pm

3 stops19h 50m

$691

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Tue 5/5

10:50 am-3:40 pm

1 stop13h 50m

Seattle/Tacoma Intl

Fri 5/8

5:40 pm-3:50 pm

1 stop13h 10m

$712

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Mon 5/4

8:10 am-3:40 pm

1 stop16h 30m

Seattle/Tacoma Intl

Fri 5/8

11:20 am-9:45 pm

2 stops25h 25m

$775

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Mon 1/26

6:00 am-3:40 pm

2 stops18h 40m

Seattle/Tacoma Intl

Mon 2/2

5:40 pm-8:45 pm

2 stops18h 05m

$781

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Mon 4/13

2:20 pm-10:54 pm

1 stop17h 34m

Seattle/Tacoma Intl

Fri 4/24

6:50 am-7:35 am

1 stop15h 45m

$790

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Mon 1/19

4:00 pm-2:20 pm

2 stops55h 20m

Seattle/Tacoma Intl

Wed 2/4

3:10 pm-1:25 pm

1 stop13h 15m

$800

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Mon 1/26

11:25 am-5:00 pm

1 stop14h 35m

Seattle/Tacoma Intl

Fri 1/30

2:35 pm-2:00 pm

1 stop14h 25m

$836

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 1/22

6:40 am-5:00 pm

2 stops19h 20m

Seattle/Tacoma Intl

Fri 2/6

2:35 pm-8:00 pm

2 stops20h 25m

$855

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Tue 1/27

7:05 am-10:16 pm

2 stops24h 11m

Seattle/Tacoma Intl

Tue 2/3

10:05 am-1:25 pm

2 stops18h 20m

$858

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Showing 1-10 of 22 results
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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 14, 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
1,812 reviews

Comfort

7.4

Food

7.1

Boarding

7.7

Entertainment

6.8

Crew

8.3

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
1,812 reviews
SWISS
7.5
Good
1,812 reviews

Comfort

7.4

Food

7.1

Boarding

7.7

Entertainment

6.8

Crew

8.3

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
6.4
Okay
390 reviews
SWISS
7.5
Good
1,812 reviews

Comfort

7.4

Food

7.1

Boarding

7.7

Entertainment

6.8

Crew

8.3

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 $712, Condor can have you in Seattle from Rome Fiumicino Airport in 13h 50m. 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 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 $1,056, 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 $560 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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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 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
CondorCheapest$491Average$803FlexibilityNo cancel feeOn-time76%
SWISSCheapest$883Average$1,015FlexibilityNo cancel feeOn-time79%

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