Route guide

Rome to Seattle (FCO-SEA): Nonstop Upgrade & Award Space

Alaska Airlines, Inc. and Delta Air Lines fly the FCO to SEA nonstop about 11 times a week. That's enough service to give you a real choice of departures, though premium seats don't sit unclaimed for long. 2LNR watches every FCO to SEA departure for confirmed upgrade and award space and can alert you when a date you're tracking opens up.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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11
Nonstop flights a week
5,672 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every FCO to SEA departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Rome to Seattle to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each FCO to SEA departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See FCO to SEA on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Rome to Seattle nonstop

Carriers operating FCO to SEA nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • Alaska Airlines, Inc.
  • Delta Air Lines
See FCO to SEA on the interactive map →

Frequently asked questions about FCO to SEA

How far is Seattle from Rome?
FCO to SEA covers about 5,672 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from FCO to SEA?
Alaska Airlines, Inc. and Delta Air Lines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on both of them.
How many flights a week are there from FCO to SEA?
About 11 nonstop flights a week run between Rome and Seattle in the current schedule, operated by Alaska Airlines, Inc. and Delta Air Lines. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on FCO to SEA?
Open the FCO to SEA calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Rome to Seattle route, and 2LNR will notify you when space opens. It's free to start.

Never miss FCO to SEA upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

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