The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Boeing Fld/King County International ⇄ Phoenix BFI–AZA

Airlines flew 52 flights between Boeing Fld/King County International BFI in Seattle, WA and Phoenix AZA in Phoenix, AZ in the twelve months to July 2026, both directions together: 1,826 passengers in 6,927 seats, 26% of them filled. 1,128 miles, about 148 minutes in the air, on 3 airlines: Eastern Air Express, LLC (EAX) (22), Global Crossing Airlines, Inc. (15), Air Wisconsin Airlines Corp (15).

52
flights, twelve months
BFI-AZA: 28 · AZA-BFI: 24
1,826
passengers
26% of seats filled
1,128
miles
about 148 minutes airborne
3
airlines
6 aircraft types

Flights by month both directions

0369121/254/2510/254/26127/26
By month, as a table
flights
1/251
2/256
3/2512
4/257
5/253
9/256
10/254
2/264
3/269
4/265
5/264
6/268
7/2612

Passengers by month

01793585367151/254/2510/254/262427/26
By month, as a table
passengers
1/2548
2/25354
3/25715
4/25470
5/25219
9/25233
10/25305
2/26203
3/26386
4/26201
5/26123
6/26133
7/26242

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Eastern Air Express, LLC (EAX) 37Q221,10930%charter passenger service
Global Crossing Airlines, Inc. GCA1553821%charter passenger service
Air Wisconsin Airlines Corp ZW1517924%charter passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Canadair RJ-200ER /RJ-4401550179
Boeing 737-80013181690
Airbus Industrie A320-100/20012156431
Boeing 737-3008144328
Airbus Industrie A321Neoxlr3211107
Boeing 737-700/700LR/Max 7116091

BFI → AZA this direction alone · flown February 2025 to July 2026

28 flights, 1,358 passengers in 4,307 seats. Eastern Air Express, LLC (EAX) 13; Global Crossing Airlines, Inc. 12; Air Wisconsin Airlines Corp 3.

AZA → BFI this direction alone · flown January 2025 to July 2026

24 flights, 468 passengers in 2,620 seats. Air Wisconsin Airlines Corp 12; Eastern Air Express, LLC (EAX) 9; Global Crossing Airlines, Inc. 3.

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 Phoenix AZA; all routes.