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CIY to BFI: distance & flight time
Comiso (Comiso Airport) → Seattle (Boeing Field King County International Airport)
6,020 mi
9,689 km · 5,231 nm
12h 16m
estimated nonstop flight time
-9h
time difference · heading northwest
See live CIY→BFI fares Phone-only fares on this route — call free
Flight time details
6,020 miles nonstop takes roughly 12h 16m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- CIY — Comiso Airport · Comiso, Italy
- BFI — Boeing Field King County International Airport · Seattle, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near CIY
- NSY · Sigonella Navy Air Base33 mi away
- CTA · Catania-Fontanarossa Airport41 mi away
- GZM · Xewkija Heliport69 mi away
- MLA · Malta International Airport79 mi away
Near BFI
- SEA · Seattle Tacoma International Airport6 mi away
- RNT · Renton Municipal Airport5 mi away
- PWT · Bremerton National Airport22 mi away
- TIW · Tacoma Narrows Airport22 mi away
Frequently asked questions
How far is CIY from BFI?
The flight distance from Comiso (CIY) to Seattle (BFI) is 6,020 miles (9,689 km, 5,231 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CIY to BFI?
A nonstop flight takes about 12h 16m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Comiso and Seattle?
Seattle is 9 hours behind Comiso.
What is the cheapest way to fly from CIY to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CIY–BFI that never appear on search engines, with no booking fees.