MiamiSeattleDirect FlightsMIA–BFI
Miami (Miami International Airport) to Seattle (Boeing Field/King County International Airport).
Flight time from MIA to BFI is estimated at about 6h 12m, based on the 2,723-mile great-circle distance. Our current captured departure sample includes weekly across 1 captured airline, with Alaska Airlines appearing most often in that sample. Captured departure times run from 18:00 to 18:00 local time.
Plan this routeAt a glance
| Est. flight time | Distance | Captured freq. | Type |
|---|---|---|---|
| ~6h 12m Estimated from great-circle distance — no tracked flights yet. | 2,723 mi | weekly From the current provider sample; confirm live timetables before booking. | Domestic |
Airlines on this route
Captured airlines for MIA to BFI
Our current provider sample includes weekly from MIA to BFI across 1 captured airline.
- First departure
- 18:00
- Last departure
- 18:00
- Captured departures/day
- 1
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| Alaska Airlines | weekly | Boeing 737 · Seat map | 18:00 |
Aircraft on this route
Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for MIA to BFI, last seen June 15, 2026. Frequency uses 1 scheduled departures across 1 observed day; flight time is estimated from great-circle distance until this route has enough tracked flights for an observed average. Provider coverage can miss operators on some routes, so confirm live timetables before booking.
Route FAQ
How long is the flight from MIA to BFI?
The MIA to BFI flight time is estimated at about 6h 12m from great-circle distance until enough tracked flights are available.
How far is MIA from BFI?
MIA to BFI is about 2,723 miles by air.
Which airlines fly from MIA to BFI?
Our current provider sample for MIA to BFI includes Alaska Airlines. Confirm live timetables before booking.
What aircraft fly from MIA to BFI?
Aircraft captured in our current provider sample for MIA to BFI include Boeing 737.