Boeing Fld/King County International ⇄ Detroit Metro Wayne County BFI–DTW
Airlines flew 10 flights between Boeing Fld/King County International BFI in Seattle, WA and Detroit Metro Wayne County DTW in Detroit, MI in the twelve months to July 2026, both directions together: 641 passengers in 1,480 seats, 43% of them filled. 1,926 miles, about 186 minutes in the air, on 5 airlines: Delta Air Lines Inc. (5), Hawaiian Airlines Inc. (2), Air Canada (1), JetBlue Airways (1) and 1 more. Planning to fly it yourself? The weather and winds along this route right now.
Flights by month both directions
By month, as a table
| flights | |
|---|---|
| 4/25 | 1 |
| 10/25 | 5 |
| 11/25 | 1 |
| 1/26 | 3 |
| 6/26 | 1 |
Passengers by month
By month, as a table
| passengers | |
|---|---|
| 4/25 | 0 |
| 10/25 | 389 |
| 11/25 | 48 |
| 1/26 | 144 |
| 6/26 | 60 |
The airlines twelve months, both directions
| Airline | Flights | Passengers | Seats filled | Service |
|---|---|---|---|---|
| Delta Air Lines Inc. DL | 5 | 364 | 78% | charter passenger service |
| Hawaiian Airlines Inc. HA | 2 | 72 | 13% | charter passenger service |
| Air Canada AC | 1 | 48 | 69% | charter passenger service |
| JetBlue Airways B6 | 1 | 120 | 60% | charter passenger service |
| Sun Country Airlines d/b/a MN Airlines SY | 1 | 37 | 20% | charter passenger service |
The aircraft as the airlines report their types
| Aircraft | Flights | Seats a flight | Passengers |
|---|---|---|---|
| Boeing 757-200 | 4 | 72 | 238 |
| Airbus Industrie A330-200 | 2 | 278 | 72 |
| Boeing 737-800 | 1 | 186 | 37 |
| Airbus Industrie A320-100/200 | 1 | 70 | 48 |
| Airbus Industrie A321Neoxlr | 1 | 200 | 120 |
| Boeing 737-900ER | 1 | 180 | 126 |
BFI → DTW this direction alone · flown October 2025 to June 2026
7 flights, 408 passengers in 950 seats. Delta Air Lines Inc. 3; Air Canada 1; JetBlue Airways 1; Hawaiian Airlines Inc. 1; Sun Country Airlines d/b/a MN Airlines 1.
DTW → BFI this direction alone · flown April 2025 to October 2025
3 flights, 233 passengers in 530 seats. Delta Air Lines Inc. 2; Hawaiian Airlines Inc. 1.
Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Boeing Fld/King County International BFI and Detroit Metro Wayne County DTW; all routes.