Cheap flights from Rome to Seattle

Rome
ROM
Seattle-Tacoma
SEA

Flight deals from Rome to Seattle

Below you can see the best deals on flights Rome — Seattle for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 2 October, from $485.

Top 10 cheap flights from Rome to Seattle

W4
WS
UA
UA
$ 441

Rome — Seattle

06:10—22:45
19 Sep 2026
25 h 35 m
3 stops
W4
WS
DL
DL
$ 475

Rome — Seattle

06:10—22:05
19 Sep 2026
24 h 55 m
3 stops
W4
WS
DL
DL
DL
$ 551

Rome — Seattle

18:20—23:58
21 Sep 2026
38 h 38 m
4 stops
TO
WS
UA
UA
$ 556

Rome — Seattle

06:30—21:04
16 Sep 2026
23 h 34 m
3 stops
W4
WS
DL
DL
DL
$ 561

Rome — Seattle

18:20—22:10
21 Sep 2026
36 h 50 m
4 stops
W4
WS
DL
DL
DL
$ 561

Rome — Seattle

18:20—23:55
21 Sep 2026
38 h 35 m
4 stops
TP
TP
F9
$ 575

Rome — Seattle

05:55—20:02
5 Sep 2026
47 h 7 m
2 stops
W4
WS
AC
AC
$ 576

Rome — Seattle

06:00—21:07
3 Sep 2026
24 h 7 m
3 stops
W4
AA
AS
$ 594

Rome — Seattle

06:40—09:45
22 Sep 2026
36 h 5 m
2 stops
W4
AA
AS
$ 594

Rome — Seattle

06:40—09:45
22 Sep 2026
36 h 5 m
2 stops

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Rome — Seattle flight

Looking for cheap flights from Rome to Seattle? Compare fares from different airlines, check the flight schedule and travel time — and book your Rome — Seattle ticket online at the best price.

The route has direct flights — around 24 flights per week, flights are operated by Alaska Airlines, Delta, Air France, KLM, a nonstop flight takes about 11 h 15 min, the distance between the cities is around 9,141 km.

Planning your trip? You may find our Seattle travel guide, how to get from the airport into town and Seattle weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $485Min. price
OctoberCheapest
AugustPeak season
YesDirect flights
9,141 kmDistance
11 h 15 minTravel time
4Airlines
24 / wkFlights

Flight schedule from Rome to Seattle

The table shows direct flights from Rome to Seattle on the selected date. The flight takes approximately 11 h 15 min. Regular flights are operated by Alaska Airlines, Delta, Air France and KLM. Departures from Leonardo da Vinci-Fiumicino Airport and Ciampino–G. B. Pastine International Airport airports, arrivals at Seattle-Tacoma International Airport and Paine Field.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 25 Aug 2026

Flight ticket prices by day: Rome — Seattle

Below is a calendar of the lowest flight ticket prices for Rome — Seattle by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $485 in October, and the most expensive are around $720 in August. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Rome to Seattle by month. Tickets are usually cheapest in March (around $444) and priciest in July (about $768) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$468lowMay$540mediumSep$564medium
Feb$456lowJun$696highOct$528medium
Mar$444lowJul$768highNov$480low
Apr$456lowAug$720highDec$708high

Some values are estimated based on seasonality.

When to fly

Weather in Seattle: it is warmest in August (up to 25 °C on average) and coolest in December (around 8 °C). The driest month is July.

Tickets are usually cheapest in October and most expensive in August. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Seattle

Dry and wet days · Seattle

Wind speed and direction · Seattle

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How to get the best deal on a Rome — Seattle ticket

  • Book ahead: fares for Rome — Seattle are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Rome is served by more than one airport — compare fares and travel time to each before you book.
  • The cheapest month to fly to Seattle is usually October — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Rome — Seattle route are operated by 4 airlines; Alaska Airlines runs the most flights (around 58% of all flights). Compare carriers, flight shares and schedules below.

  • Alaska AirlinesAS
    5x/week
    WebsiteFleet: 31545M pax/year
    • Direct flight FCO → SEA5x/week
      Duration
      11h 35m
      Days
      MTWTFSS
    58.3%Open →
  • DeltaDL
    3x/week
    WebsiteFleet: 986190M pax/year
    • Direct flight FCO → SEA3x/week
      Duration
      12h 9m
      Days
      MTWTFSS
    33.3%Open →
  • Air FranceAF
    1x/week
    WebsiteFleet: 22045M pax/year
    • Direct flight FCO → SEA1x/week
    4.2%Open →
  • KLMKL
    1x/week
    WebsiteFleet: 11230.3M pax/year
    • Direct flight FCO → SEA1x/week
    4.2%Open →

Cities and airports on the Rome — Seattle route

Flights Rome — Seattle depart from Leonardo da Vinci-Fiumicino Airport and Ciampino–G. B. Pastine International Airport and arrive at Seattle-Tacoma International Airport and Paine Field. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Rome

ROM
Italy
About the cityHow to get thereWeatherAll about the country Italy
Arrival

Seattle

SEA
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

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Frequently asked questions about the Rome — Seattle flight

How long is the flight from Rome to Seattle?

A nonstop Rome — Seattle flight takes about 11 h 15 min — the distance between the cities is around 9,141 km.

How far is it from Rome to Seattle?

The distance from Rome to Seattle is about 9,141 km, which a nonstop flight covers in around 11 h 15 min.

Are there direct flights from Rome to Seattle?

Yes, there are nonstop flights Rome — Seattle — around 24 flights per week.

Which airlines fly from Rome to Seattle?

Airlines operating Rome — Seattle include Alaska Airlines, Delta, Air France, KLM. See the full list with schedules in the "Airlines" section on this page.

Which airports do Rome — Seattle flights use?

Flights from Rome depart from Leonardo da Vinci-Fiumicino Airport, Ciampino–G. B. Pastine International Airport, and arrive at Seattle-Tacoma International Airport, Paine Field. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Rome to Seattle?

The price of a Rome — Seattle ticket depends on your travel date, season and demand: it is usually cheapest to fly in October, and most expensive in August. Tickets typically cost between $485 and $720. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Rome — Seattle?

Flights Rome — Seattle are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is October. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Rome to Seattle?

To catch a low fare Rome — Seattle, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually October.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Rome

See all
ParisMadridCataniaPalermoMilanFrankfurt am MainLondonCagliariMunichOlbiaBarcelonaZurichIstanbulTel AvivBrusselsAlgheroLisbonNew York CityAthensGenoaAmsterdamBariNaplesFlorenceNiceVeniceVallettaBrindisiTriesteCosenzaTurinBolognaTorontoGenevaCopenhagenCairoWarsawChicagoTiranaVienna

Where else you can fly from Seattle

See all
Los AngelesAnchorageVancouverSan FranciscoPhoenixSan DiegoSan JoseSpokanePortlandSanta AnaNew York CityBoiseDenverChicagoDallasSalt Lake CitySacramentoLas VegasRedmondBostonAtlantaHonoluluWashington, D.C.MinneapolisPascoBurbankAustinFairbanksEugeneJuneauNashvilleHoustonCalgaryBozemanDetroitPalm SpringsMissoulaMedfordRenoOrlando

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