Cheap flights from Seattle-Tacoma to Rome Fiumicino from $699
Updated 2026-05-27
5673 miles great-circle distance, typically flown in 11h 49m with 8 airlines operating direct service from Seattle-Tacoma (SEA) to Rome Fiumicino (FCO). Cheapest fares are usually in Jun (around $699 return), with peak prices in Jun (around $2097). Departures on a Tuesday tend to undercut weekend prices on this corridor.
Flying from Seattle-Tacoma
Seattle-Tacoma is Alaska Airlines' principal hub and Delta's growing Pacific Northwest base. The Link Light Rail Red Line runs from the airport's elevated station directly to Westlake in downtown Seattle in 38 minutes for $3.25 — possibly the easiest big-city transfer in the country. International long-haul has expanded sharply post-2023 with new direct service to Tokyo, Seoul, Frankfurt, London Heathrow and Auckland. Weather delays are rare; SEA is one of the most operationally reliable winter airports in the US.
Arriving in Rome
Rome Fiumicino is 32 km southwest of central Rome. Leonardo Express trains run non-stop to Termini in 32 minutes for €14. ITA Airways, Delta, American and United operate the US-Rome corridor. Peak demand spans May through September with a smaller spike around Easter and Christmas. The cheapest months are November and February — when Italian weather is mild and tourism is at its annual low.
Who flies SEA to FCO?
| Airline | IATA | Flight time | Cabin |
| Alaska Airlines | AS | 11h 49m | Economy |
| Delta Air Lines | DL | 11h 49m | Economy |
| British Airways | BA | 11h 49m | Economy |
| Lufthansa | LH | 11h 49m | Economy |
| Korean Air | KE | 11h 49m | Economy |
| ANA | NH | 11h 49m | Economy |
| Japan Airlines | JL | 11h 49m | Economy |
| Emirates | EK | 11h 49m | Economy |
8 carriers fly direct on this corridor. Frequencies vary by season — summer and winter holiday peaks see additional flights.
Best time to fly SEA→FCO
Aggregated from 12 months of Travelpayouts fare data. Cheapest months in green, peak in red.
Source: Travelpayouts route data, refreshed every 30 days. Cheapest day-of-week typically Tuesday.
Seattle to Rome FAQs
Direct flights from Seattle-Tacoma (SEA) to Rome Fiumicino (FCO) take approximately 11h 49m for the 5673-mile journey, plus 30–60 minutes of taxi, climb and descent. Total airport-to-airport time depends on cruise winds and air-traffic queueing on approach.
Jun is typically the cheapest month on this route, with one-way fares from $699. Jun is the peak — expect prices 2–3× higher. Book 4–8 weeks ahead for best fares; last-minute prices on this corridor rise sharply inside two weeks of departure.
8 carriers operate direct service from Seattle-Tacoma (SEA) to Rome Fiumicino (FCO): Alaska Airlines, Delta Air Lines, British Airways, Lufthansa, Korean Air and 3 more. Frequencies vary by season and carrier — Alaska Airlines typically operates the highest weekly count on this corridor.
Visa-free Schengen for US passport holders up to 90 days in any 180-day period. ETIAS authorisation will be required from late 2026. Always check travel.state.gov for the latest entry requirements before booking.
Rome Fiumicino (FCO) is the primary international airport for Rome. Allow 30–60 minutes for the ground transfer by train, express bus, taxi or rideshare depending on traffic and time of day. See the airport's official website for current train and shuttle timetables.