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MWA to BFI: distance & flight time
Marion (Williamson County Regional Airport) → Seattle (Boeing Field King County International Airport)
1,805 mi
2,904 km · 1,568 nm
4h
estimated nonstop flight time
-2h
time difference · heading northwest
See live MWA→BFI fares Phone-only fares on this route — call free
Flight time details
1,805 miles nonstop takes roughly 4h gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- MWA — Williamson County Regional Airport · Marion, United States
- 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 MWA
- MDH · Southern Illinois Airport13 mi away
- CGI · Cape Girardeau Regional Airport48 mi away
- PAH · Barkley Regional Airport50 mi away
- SIK · Sikeston Memorial Municipal Airport66 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 MWA from BFI?
The flight distance from Marion (MWA) to Seattle (BFI) is 1,805 miles (2,904 km, 1,568 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MWA to BFI?
A nonstop flight takes about 4h 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 Marion and Seattle?
Seattle is 2 hours behind Marion.
What is the cheapest way to fly from MWA to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MWA–BFI that never appear on search engines, with no booking fees.