$399+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
FCO — SEA
Sep 4 — Sep 111
Round-trip
1 adult, Economy
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Find cheap flights from Leonardo da Vinci/Fiumicino to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Leonardo da Vinci/Fiumicino to Seattle
Cheapest
Best
Last-minute
One-way
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 5, 2026.
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 5, 2026.
This Expedia deal was found by Cheapflights users on 8/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:10 am -
1 stop13h 30m
Mon 9/76:10 pm -
1 stop18h 40m
Deal found 8/4![Condor logo]()
$538
This Bravofly deal was found by Cheapflights users on 8/5. 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.
Thu 10/1510:45 am -
1 stop14h 15m
Thu 10/226:05 pm -
1 stop18h 40m
Deal found 8/5![Condor logo]()
$572
This Gotogate deal was found by Cheapflights users on 8/4. 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.
Thu 8/203:55 pm -
1 stop13h 45m
Mon 8/247:00 pm -
1 stop34h 35m
Deal found 8/4![Icelandair logo]()
$605
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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 10/158:10 am -
1 stop16h 50m
Thu 10/156:05 pm -
1 stop18h 40m
Deal found 7/31![Condor logo]()
$607
This Cheapflightsfares deal was found by Cheapflights users on 8/3. 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 9/238:10 am -
1 stop16h 30m
Sun 9/275:40 pm -
1 stop19h 05m
Deal found 8/3![Condor logo]()
$612
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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 9/118:10 am -
1 stop16h 50m
Sun 9/205:40 pm -
1 stop19h 05m
Deal found 7/31![Condor logo]()
$618
This Condor deal was found by Cheapflights users on 8/4. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:10 am -
2 stops24h 02m
Mon 9/76:10 pm -
1 stop18h 40m
Deal found 8/4![Multiple Airlines logo]()
$640
This FlightHub deal was found by Cheapflights users on 8/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:10 am -
1 stop13h 30m
Mon 9/216:10 pm -
1 stop18h 40m
Deal found 8/4![Condor logo]()
$653
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 10/1510:45 am -
1 stop14h 15m
Fri 10/236:00 pm -
1 stop12h 50m
Deal found 8/5![Condor logo]()
$661
Best flights from Leonardo da Vinci/Fiumicino to SeattleDiscover 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 5, 2026.
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 5, 2026.
This Condor deal was found by Cheapflights users on 8/3. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:10 am -
1 stop16h 50m
Thu 9/246:05 pm -
1 stop18h 40m
Deal found 8/3![Condor logo]()
$773
This Condor deal was found by Cheapflights users on 8/3. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:10 am -
1 stop16h 50m
Thu 9/2412:05 pm -
2 stops24h 40m
Deal found 8/3![Multiple Airlines logo]()
$796
This Scandinavian Airlines deal was found by Cheapflights users on 8/4. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:10 am -
2 stops59h 35m
Sun 10/113:55 pm -
1 stop34h 10m
Deal found 8/4![Scandinavian Airlines logo]()
$908
This Icelandair deal was found by Cheapflights users on 8/4. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/73:45 pm -
1 stop35h 10m
Sun 10/113:40 pm -
1 stop13h 55m
Deal found 8/4![Icelandair logo]()
$916
This Turkish Airlines deal was found by Cheapflights users on 8/4. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/311:15 am -
2 stops44h 52m
Fri 11/207:05 pm -
1 stop17h 50m
Deal found 8/4![Turkish Airlines logo]()
$928
This Delta deal was found by Cheapflights users on 8/1. 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.
Thu 8/276:30 am -
1 stop18h 57m
Wed 9/92:00 pm -
Nonstop11h 10m
Deal found 8/1![Delta logo]()
$1,009
This United Airlines deal was found by Cheapflights users on 7/31. 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 8/277:10 am -
1 stop13h 45m
Wed 9/97:00 am -
1 stop15h 55m
Deal found 7/31![United Airlines logo]()
$1,010
This Condor deal was found by Cheapflights users on 8/2. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:10 am -
2 stops21h 29m
Wed 9/95:40 pm -
1 stop19h 10m
Deal found 8/2![Multiple Airlines logo]()
$819
This Condor deal was found by Cheapflights users on 8/4. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/138:10 am -
2 stops24h 02m
Sun 9/205:40 pm -
1 stop19h 05m
Deal found 8/4![Multiple Airlines logo]()
$850
This Scandinavian Airlines deal was found by Cheapflights users on 8/1. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/149:40 am -
2 stops22h 24m
Sun 10/187:15 am -
2 stops26h 20m
Deal found 8/1![Scandinavian Airlines logo]()
$995
This Condor deal was found by Cheapflights users on 7/31. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:10 am -
2 stops24h 02m
Fri 9/1812:27 pm -
2 stops24h 03m
Deal found 7/31![Multiple Airlines logo]()
$977
Last-minute flights from Leonardo da Vinci/Fiumicino to SeattleDiscover last-minute flight deals from Leonardo da Vinci/Fiumicino to Seattle. Data last updated August 5, 2026 and is based on user searches.
Discover last-minute flight deals from Leonardo da Vinci/Fiumicino to Seattle. Data last updated August 5, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 8/4. 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.
Thu 8/203:55 pm -
1 stop13h 45m
Mon 8/247:00 pm -
1 stop34h 35m
Deal found 8/4![Icelandair logo]()
$605
This Cheapflightsfares deal was found by Cheapflights users on 8/2. 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.
Mon 8/248:10 am -
1 stop17h 00m
Tue 9/86:05 pm -
1 stop18h 45m
Deal found 8/2![Condor logo]()
$667
This Expedia deal was found by Cheapflights users on 8/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:10 am -
1 stop13h 30m
Mon 9/76:10 pm -
1 stop18h 40m
Deal found 8/4![Condor logo]()
$538
This Condor deal was found by Cheapflights users on 8/4. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:10 am -
2 stops24h 02m
Mon 9/76:10 pm -
1 stop18h 40m
Deal found 8/4![Multiple Airlines logo]()
$640
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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 9/118:10 am -
1 stop16h 50m
Sun 9/205:40 pm -
1 stop19h 05m
Deal found 7/31![Condor logo]()
$618
This FlightHub deal was found by Cheapflights users on 8/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:10 am -
1 stop13h 30m
Mon 9/216:10 pm -
1 stop18h 40m
Deal found 8/4![Condor logo]()
$653
This Cheapflightsfares deal was found by Cheapflights users on 8/3. 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 9/238:10 am -
1 stop16h 30m
Sun 9/275:40 pm -
1 stop19h 05m
Deal found 8/3![Condor logo]()
$612
This Gotogate deal was found by Cheapflights users on 8/4. 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.
Thu 9/248:10 am -
1 stop16h 50m
Wed 10/75:40 pm -
1 stop19h 10m
Deal found 8/4![Condor logo]()
$677
One-way flights from Leonardo da Vinci/Fiumicino to SeattleSearch 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 5, 2026.
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 5, 2026.
This Mytrip deal was found by Cheapflights users on 8/1. 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 9/226:00 am -
3 stops24h 04m
Deal found 8/1![Multiple Airlines logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Tue 9/86:00 am -
3 stops45h 45m
Deal found 8/2![Multiple Airlines logo]()
$410
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 9/237:50 pm -
3 stops46h 50m
Deal found 8/1![Multiple Airlines logo]()
$415
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Mon 9/2110:35 pm -
3 stops44h 05m
Deal found 8/2![Multiple Airlines logo]()
$423
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 9/246:00 am -
3 stops36h 40m
Deal found 8/1![Multiple Airlines logo]()
$427
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Sun 9/206:00 pm -
3 stops31h 00m
Deal found 8/2![Multiple Airlines logo]()
$428
This Kiwi.com deal was found by Cheapflights users on 8/3. 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.
Sat 9/126:00 am -
3 stops36h 40m
Deal found 8/3![Multiple Airlines logo]()
$432
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/36:00 am -
3 stops45h 45m
Deal found 8/2![Multiple Airlines logo]()
$433
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Fri 9/47:30 pm -
3 stops34h 30m
Deal found 8/2![Multiple Airlines logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/25:10 pm -
3 stops58h 35m
Deal found 8/2![Multiple Airlines logo]()
$440
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/106:00 am -
3 stops36h 40m
Deal found 8/3![Multiple Airlines logo]()
$441
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 August 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $538 (Expedia) |
One-way from | $399 (Mytrip) |
Popular in | July |
Cheapest in | March |
Average price | $855 |
Good one-way deal | $731 or less |
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 August 5, 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
Cheapest round-trip
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Thu 9/17
8:10 am-4:00 pm
1 stop16h 50m
Seattle/Tacoma Intl
Thu 9/24
6:05 pm-9:45 pm
1 stop18h 40m
$773
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Thu 9/17
8:10 am-4:00 pm
1 stop16h 50m
Seattle/Tacoma Intl
Thu 9/24
12:05 pm-9:45 pm
2 stops24h 40m
$796
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Thu 8/27
8:10 am-8:39 pm
2 stops21h 29m
Seattle/Tacoma Intl
Wed 9/9
5:40 pm-9:50 pm
1 stop19h 10m
$819
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Sun 9/13
8:10 am-11:12 pm
2 stops24h 02m
Seattle/Tacoma Intl
Sun 9/20
5:40 pm-9:45 pm
1 stop19h 05m
$850
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Wed 10/7
11:10 am-1:45 pm
2 stops59h 35m
Seattle/Tacoma Intl
Sun 10/11
3:55 pm-11:05 am
1 stop34h 10m
$908
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Wed 10/7
3:45 pm-5:55 pm
1 stop35h 10m
Seattle/Tacoma Intl
Sun 10/11
3:40 pm-2:35 pm
1 stop13h 55m
$916
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Tue 11/3
11:15 am-11:07 pm
2 stops44h 52m
Seattle/Tacoma Intl
Fri 11/20
7:05 pm-9:55 pm
1 stop17h 50m
$928
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Sat 9/5
8:10 am-11:12 pm
2 stops24h 02m
Seattle/Tacoma Intl
Fri 9/18
12:27 pm-9:30 pm
2 stops24h 03m
$977
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Wed 10/14
9:40 am-11:04 pm
2 stops22h 24m
Seattle/Tacoma Intl
Sun 10/18
7:15 am-6:35 pm
2 stops26h 20m
$995
RomeSeattle
FCO Rome Fiumicino - SEA Seattle/Tacoma Intl
FCOSEA
Rome Fiumicino
Thu 8/27
6:30 am-4:27 pm
1 stop18h 57m
Seattle/Tacoma Intl
Wed 9/9
2:00 pm-10:10 am
Nonstop11h 10m
$1,009
Showing 1-10 of 21 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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.
FCO-SEA
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
Prices
Airlines
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 August 5, 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 $701 and $1,056 in September.The cheapest round-trip price found within the last 5 days was $538 on Condor (Sep 2-Sep 7).
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.
Traveling to a place near Seattle?
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Marysville
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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.
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