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 42% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest month to book a flight from Rome Fiumicino Airport to Seattle?

Currently, January is the cheapest month in which you can book a flight from Rome Fiumicino Airport to Seattle (average of $238). Flying from Rome Fiumicino Airport to Seattle in June is currently the most expensive (average of $389). 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 day to fly from Rome Fiumicino Airport to Seattle?

Travelers seeking maximum savings on their Rome Fiumicino Airport to Seattle flight should consider departing on Sunday at noon when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

What is the cheapest day to fly round-trip from Rome Fiumicino Airport to Seattle?

Wednesday flights are found to be more expensive to fly from Rome Fiumicino Airport to Seattle. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Seattle.

What is the cheapest month to fly from Rome Fiumicino Airport to Seattle?

April is one of the best times of the year to fly to Seattle from Rome Fiumicino Airport. Prices for April average $816 per person but you can even find prices for as low as $380. The most expensive prices can be found in the month of August. Opting for a April flight can save you 16% on your journey compared to booking in August

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

One of the essential ways to save on airfare from Rome Fiumicino Airport to Seattle is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 16% on airfare.

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 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.

$514+ Cheap Flights from Rome Fiumicino Airport to Seattle

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Cheap flight deals from Leonardo da Vinci/Fiumicino to Seattle

Round-trip from	$514 (Condor)
Popular in	December
Cheapest in	April
Average price	$873

From Rome Fiumicino to Seattle/Tacoma Intl

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($122 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).

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Average for round-trip flights in August 2025

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Find 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 August 16, 2025.

Thu 9/118:20 amFCO - SEA

1 stop15h 45mCondor

Wed 9/245:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/15

$514

Fri 8/298:20 amFCO - SEA

1 stop15h 45mCondor

Mon 9/15:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/15

$557

Thu 9/118:20 amFCO - SEA

2 stops22h 48mMultiple Airlines

Wed 9/245:05 pmSEA - FCO

1 stop14h 50mMultiple Airlines

Deal found 8/14

$562

Sat 10/48:00 amFCO - SEA

1 stop16h 15mCondor

Wed 10/225:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/15

$570

Sun 8/248:20 amFCO - SEA

2 stops21h 15mMultiple Airlines

Tue 9/305:05 pmSEA - FCO

1 stop14h 50mMultiple Airlines

Deal found 8/15

$610

Thu 9/118:20 amFCO - SEA

1 stop15h 45mMultiple Airlines

Fri 9/128:08 amSEA - FCO

2 stops23h 47mMultiple Airlines

Deal found 8/14

$624

Fri 8/298:20 amFCO - SEA

1 stop15h 45mCondor

Sun 9/145:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/15

$631

Fri 8/298:20 amFCO - SEA

2 stops19h 25mMultiple Airlines

Mon 9/15:05 pmSEA - FCO

1 stop14h 50mMultiple Airlines

Deal found 8/15

$634

Tue 11/181:10 pmFCO - SEA

1 stop38h 47mMultiple Airlines

Thu 11/276:00 amSEA - FCO

1 stop18h 40mMultiple Airlines

Deal found 8/14

$636

Sun 9/148:20 amFCO - SEA

1 stop15h 45mCondor

Sun 9/215:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/16

$663

Best flights from Leonardo da Vinci/Fiumicino to Seattle
Discover carefully curated flight deals from Leonardo da Vinci/Fiumicino to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 16, 2025.

Thu 9/118:20 amFCO - SEA

1 stop15h 45mCondor

Wed 9/245:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/15

$514

Thu 9/118:20 amFCO - SEA

2 stops22h 48mMultiple Airlines

Wed 9/245:05 pmSEA - FCO

1 stop14h 50mMultiple Airlines

Deal found 8/14

$562

Fri 8/298:20 amFCO - SEA

1 stop15h 45mCondor

Mon 9/15:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/15

$557

Thu 9/118:20 amFCO - SEA

1 stop15h 45mMultiple Airlines

Fri 9/128:08 amSEA - FCO

2 stops23h 47mMultiple Airlines

Deal found 8/14

$624

Sat 10/48:00 amFCO - SEA

1 stop16h 15mCondor

Wed 10/225:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/15

$570

Mon 9/298:20 amFCO - SEA

2 stops21h 04mMultiple Airlines

Mon 10/65:05 pmSEA - FCO

1 stop14h 50mMultiple Airlines

Deal found 8/15

$631

Thu 9/118:20 amFCO - SEA

1 stop15h 45mCondor

Fri 9/125:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/14

$624

Fri 8/298:20 amFCO - SEA

2 stops19h 25mMultiple Airlines

Mon 9/15:05 pmSEA - FCO

1 stop14h 50mMultiple Airlines

Deal found 8/15

$634

Sun 9/288:20 amFCO - SEA

1 stop15h 45mCondor

Sun 10/55:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/14

$624

Tue 11/181:10 pmFCO - SEA

1 stop38h 47mMultiple Airlines

Thu 11/276:00 amSEA - FCO

1 stop18h 40mMultiple Airlines

Deal found 8/14

$636

Fri 8/298:20 amFCO - SEA

1 stop15h 45mCondor

Sun 9/145:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/15

$631

Fri 9/128:20 amFCO - SEA

1 stop15h 45mCondor

Fri 9/195:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/14

$634

Last-minute flights from Leonardo da Vinci/Fiumicino to Seattle
Discover last-minute flight deals from Leonardo da Vinci/Fiumicino to Seattle. Data last updated August 16, 2025 and is based on user searches.

Fri 8/228:20 amFCO - SEA

1 stop15h 45mCondor

Sat 8/235:15 pmSEA - FCO

1 stop14h 40mCondor

Deal found 8/16

$961

Fri 8/227:35 pmFCO - SEA

1 stop27h 15mScandinavian Airlines

Sat 8/234:00 pmSEA - FCO

2 stops19h 00mScandinavian Airlines

Deal found 8/15

$1,765

Sun 8/248:20 amFCO - SEA

2 stops21h 15mMultiple Airlines

Tue 9/305:05 pmSEA - FCO

1 stop14h 50mMultiple Airlines

Deal found 8/15

$610

Sun 8/248:20 amFCO - SEA

1 stop15h 45mCondor

Tue 9/305:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/15

$700

Fri 8/298:20 amFCO - SEA

1 stop15h 45mCondor

Mon 9/15:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/15

$557

Fri 8/298:20 amFCO - SEA

1 stop15h 45mCondor

Sun 9/145:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/15

$631

Fri 8/298:20 amFCO - SEA

2 stops19h 25mMultiple Airlines

Mon 9/15:05 pmSEA - FCO

1 stop14h 50mMultiple Airlines

Deal found 8/15

$634

Fri 8/298:20 amFCO - SEA

1 stop15h 45mMultiple Airlines

Sun 9/147:00 amSEA - FCO

2 stops24h 55mMultiple Airlines

Deal found 8/15

$666

Thu 9/118:20 amFCO - SEA

1 stop15h 45mCondor

Wed 9/245:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/15

$514

Thu 9/118:20 amFCO - SEA

2 stops22h 48mMultiple Airlines

Wed 9/245:05 pmSEA - FCO

1 stop14h 50mMultiple Airlines

Deal found 8/14

$562

Thu 9/118:20 amFCO - SEA

1 stop15h 45mMultiple Airlines

Fri 9/128:08 amSEA - FCO

2 stops23h 47mMultiple Airlines

Deal found 8/14

$624

Sun 9/148:20 amFCO - SEA

1 stop15h 45mCondor

Sun 9/215:05 pmSEA - FCO

1 stop14h 50mCondor

Deal found 8/16

$663

One-way flights from Leonardo da Vinci/Fiumicino to Seattle
Search for one-way flight options from Leonardo da Vinci/Fiumicino to Seattle. Find affordable one-way fares based on user searches. Data last updated August 16, 2025.

Wed 9/102:25 pmFCO - SEA

1 stop14h 27mMultiple Airlines

Deal found 8/14

$526

Sat 10/112:25 pmFCO - SEA

2 stops31h 08mWestJet

Deal found 8/14

$527

Sat 10/42:25 pmFCO - SEA

1 stop31h 34mWestJet

Deal found 8/14

$529

Sun 9/73:45 pmFCO - SEA

1 stop28h 40mIcelandair

Deal found 8/14

$535

Sun 9/147:25 amFCO - SEA

3 stops32h 38mMultiple Airlines

Deal found 8/15

$537

Fri 10/101:00 pmFCO - SEA

2 stops30h 22mMultiple Airlines

Deal found 8/14

$539

Sat 9/206:15 amFCO - SEA

2 stops37h 05mMultiple Airlines

Deal found 8/14

$545

Sat 9/136:30 amFCO - SEA

2 stops36h 50mMultiple Airlines

Deal found 8/15

$546

Wed 11/126:05 amFCO - SEA

3 stops23h 41mMultiple Airlines

Deal found 8/15

$548

Mon 10/208:20 amFCO - SEA

1 stop15h 45mCondor

Deal found 8/15

$550

Fri 11/1410:15 pmFCO - SEA

3 stops28h 35mMultiple Airlines

Deal found 8/15

$551

Cheapflights Fare Finder

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

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 9/11

8:20 am-3:05 pm

1 stop15h 45m

Seattle/Tacoma Intl

Wed 9/24

5:05 pm-4:55 pm

1 stop14h 50m

$514

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Fri 8/29

8:20 am-3:05 pm

1 stop15h 45m

Seattle/Tacoma Intl

Mon 9/1

5:05 pm-4:55 pm

1 stop14h 50m

$557

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 9/11

8:20 am-10:08 pm

2 stops22h 48m

Seattle/Tacoma Intl

Wed 9/24

5:05 pm-4:55 pm

1 stop14h 50m

$562

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Sat 10/4

8:00 am-3:15 pm

1 stop16h 15m

Seattle/Tacoma Intl

Wed 10/22

5:05 pm-4:55 pm

1 stop14h 50m

$570

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 9/11

8:20 am-3:05 pm

1 stop15h 45m

Seattle/Tacoma Intl

Fri 9/12

8:08 am-4:55 pm

2 stops23h 47m

$624

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Thu 9/11

8:20 am-3:05 pm

1 stop15h 45m

Seattle/Tacoma Intl

Fri 9/12

5:05 pm-4:55 pm

1 stop14h 50m

$624

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Sun 9/28

8:20 am-3:05 pm

1 stop15h 45m

Seattle/Tacoma Intl

Sun 10/5

5:05 pm-4:55 pm

1 stop14h 50m

$624

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Mon 9/29

8:20 am-8:24 pm

2 stops21h 04m

Seattle/Tacoma Intl

Mon 10/6

5:05 pm-4:55 pm

1 stop14h 50m

$631

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Fri 8/29

8:20 am-3:05 pm

1 stop15h 45m

Seattle/Tacoma Intl

Sun 9/14

5:05 pm-4:55 pm

1 stop14h 50m

$631

RomeSeattle

FCO - SEA

FCOSEA

Rome Fiumicino

Fri 8/29

8:20 am-6:45 pm

2 stops19h 25m

Seattle/Tacoma Intl

Mon 9/1

5:05 pm-4:55 pm

1 stop14h 50m

$634

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 23 results

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

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

7.6

Good

1,697 reviews

Reviews

1 / 20

2.0

Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

SWISS

7.6

Good

1,697 reviews

SWISS

7.6

Good

1,697 reviews

Reviews

1 / 20

2.0

Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

Condor

6.3

Okay

354 reviews

SWISS

7.6

Good

1,697 reviews

Reviews

1 / 20

2.0

Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

Related info for your journey

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.
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 42% lower than the current average price of a flight leaving 3 months from now.
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.
What is the cheapest month to book a flight from Rome Fiumicino Airport to Seattle?
Currently, January is the cheapest month in which you can book a flight from Rome Fiumicino Airport to Seattle (average of $238). Flying from Rome Fiumicino Airport to Seattle in June is currently the most expensive (average of $389). 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

SeaTac

Tukwila

Tacoma

Ocean Shores

Lakewood

Lynnwood

Lacey

Leavenworth

Renton

Olympia

Puyallup

Kent

Cle Elum

Chehalis

Kirkland

Issaquah

Aberdeen

Shoreline

Federal Way

Shelton

Browse thousands of different options on Cheapflights for your next trip

Other flights to Seattle

Top 2 airlines flying from Leonardo da Vinci/Fiumicino to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Condor	Cheapest$491	Average$816	FlexibilityNo cancel fee	On-time76%
SWISS	Cheapest$883	Average$1,015	FlexibilityNo cancel fee	On-time79%

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$514+ Cheap flights from Fiumicino (FCO) to Seattle (SEA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Leonardo da Vinci/Fiumicino to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Leonardo da Vinci/Fiumicino to Seattle

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Leonardo da Vinci/Fiumicino to Seattle

Cheapest flights from Leonardo da Vinci/Fiumicino to SeattleExplore 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 August 16, 2025.

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 August 16, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Rome Fiumicino Airport to Seattle that are best for you.

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.

Reviews of airlines servicing Seattle

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.

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?

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

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

How can I 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?

What is the cheapest month to book a flight from Rome Fiumicino Airport to Seattle?

Traveling to a place near Seattle?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Leonardo da Vinci/Fiumicino to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Leonardo da Vinci/Fiumicino to Seattle

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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 August 16, 2025.