ChicagoSeattleDirect FlightsORD–BFI
Chicago (O'Hare International Airport) to Seattle (Boeing Field/King County International Airport).
Flight time from ORD to BFI is estimated at about 4h 7m, based on the 1,716-mile great-circle distance. Our current captured departure sample includes weekly across 3 captured airlines, with American Airlines appearing most often in that sample. Captured departure times run from 18:03 to 18:03 local time.
Plan this routeAt a glance
| Est. flight time | Distance | Captured freq. | Type |
|---|---|---|---|
| ~4h 7m Estimated from great-circle distance — no tracked flights yet. | 1,716 mi | weekly From the current provider sample; confirm live timetables before booking. | Domestic |
Airlines on this route
Captured airlines for ORD to BFI
Our current provider sample includes weekly from ORD to BFI across 3 captured airlines. Captured departure terminal data is available for 3.
- First departure
- 18:03
- Last departure
- 18:03
- Captured departures/day
- 1
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| American Airlines | weekly | Airbus A320 family · Terminal 3 · Seat map | 18:03 |
Aircraft on this route
Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for ORD 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 ORD to BFI?
The ORD to BFI flight time is estimated at about 4h 7m from great-circle distance until enough tracked flights are available.
How far is ORD from BFI?
ORD to BFI is about 1,716 miles by air.
Which airlines fly from ORD to BFI?
Our current provider sample for ORD to BFI includes American Airlines, Alaska Airlines, Delta Air Lines. Confirm live timetables before booking.
What aircraft fly from ORD to BFI?
Aircraft captured in our current provider sample for ORD to BFI include Airbus A320 family.