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BFI to SKY: distance & flight time
Seattle (Boeing Field King County International Airport) → Sandusky (Griffing Sandusky Airport)
1,977 mi
3,181 km · 1,718 nm
4h 21m
estimated nonstop flight time
+3h
time difference · heading east
See live BFI→SKY fares Phone-only fares on this route — call free
Flight time details
1,977 miles nonstop takes roughly 4h 21m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- BFI — Boeing Field King County International Airport · Seattle, United States
- SKY — Griffing Sandusky Airport · Sandusky, 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 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
Near SKY
- DTW · Detroit Metropolitan Wayne County Airport65 mi away
- CLE · Cleveland Hopkins International Airport42 mi away
- MFD · Mansfield Lahm Regional Airport43 mi away
- GQQ · Galion Municipal Airport47 mi away
Frequently asked questions
How far is BFI from SKY?
The flight distance from Seattle (BFI) to Sandusky (SKY) is 1,977 miles (3,181 km, 1,718 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to SKY?
A nonstop flight takes about 4h 21m 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 Seattle and Sandusky?
Sandusky is 3 hours ahead of Seattle.
What is the cheapest way to fly from BFI to SKY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–SKY that never appear on search engines, with no booking fees.