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DU9 to BFI: distance & flight time
Dunnville (Dunnville Airport) → Seattle (Boeing Field King County International Airport)
2,077 mi
3,343 km · 1,805 nm
4h 32m
estimated nonstop flight time
—
time difference · heading northwest
See live DU9→BFI fares Phone-only fares on this route — call free
Flight time details
2,077 miles nonstop takes roughly 4h 32m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- DU9 — Dunnville Airport · Dunnville, Canada
- 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 DU9
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 DU9 from BFI?
The flight distance from Dunnville (DU9) to Seattle (BFI) is 2,077 miles (3,343 km, 1,805 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DU9 to BFI?
A nonstop flight takes about 4h 32m 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 cheapest way to fly from DU9 to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DU9–BFI that never appear on search engines, with no booking fees.