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BFI to ILN: distance & flight time
Seattle (Boeing Field King County International Airport) → Wilmington (Wilmington Airpark)
1,988 mi
3,199 km · 1,727 nm
4h 22m
estimated nonstop flight time
+3h
time difference · heading east
See live BFI→ILN fares Phone-only fares on this route — call free
Flight time details
1,988 miles nonstop takes roughly 4h 22m 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
- ILN — Wilmington Airpark · Wilmington, 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 ILN
Frequently asked questions
How far is BFI from ILN?
The flight distance from Seattle (BFI) to Wilmington (ILN) is 1,988 miles (3,199 km, 1,727 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to ILN?
A nonstop flight takes about 4h 22m 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 Wilmington?
Wilmington is 3 hours ahead of Seattle.
What is the cheapest way to fly from BFI to ILN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–ILN that never appear on search engines, with no booking fees.