Spokane to Boulevard Park (SFF-BFI): nonstop flights and who flies them

X4 flies nonstop between Spokane (SFF) and Boulevard Park (BFI), roughly 23 times a week. With X4 running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. X4 fly the route nonstop in 2LNR's schedule data; the timetable and the reverse direction are below.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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23
Nonstop flights a week
229 mi
Nonstop distance
Free
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Spokane to Boulevard Park flight schedule

Scheduled nonstop departures for SFF to BFI, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Spokane (SFF) to Boulevard Park (BFI)
Date Flight Airline Departs SFF Arrives BFI Duration Aircraft
X4 3201X407:3508:551h 20mPL2
X4 3203X411:1012:301h 20mPL2
X4 3205X415:4017:001h 20mPL2
X4 3207X419:1020:301h 20mPL2
X4 3201X407:3508:551h 20mPL2
X4 3203X411:1012:301h 20mPL2
X4 3205X415:4017:001h 20mPL2
X4 3207X419:1020:301h 20mPL2
X4 3201X407:3508:551h 20mPL2
X4 3203X411:1012:301h 20mPL2
X4 3205X415:4017:001h 20mPL2
X4 3207X419:1020:301h 20mPL2
X4 3201X407:3508:551h 20mPL2
X4 3203X411:1012:301h 20mPL2
X4 3205X415:4017:001h 20mPL2
X4 3207X419:1020:301h 20mPL2
X4 3241X412:3513:551h 20mPL2
X4 3243X419:2520:451h 20mPL2
X4 3201X407:3508:551h 20mPL2
X4 3203X411:1012:301h 20mPL2
X4 3205X415:4017:001h 20mPL2
X4 3207X419:1020:301h 20mPL2
X4 3201X407:3508:551h 20mPL2
X4 3203X411:1012:301h 20mPL2
X4 3205X415:4017:001h 20mPL2
X4 3207X419:1020:301h 20mPL2

Showing all 26 scheduled SFF to BFI departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every SFF to BFI date on the interactive map

The full SFF to BFI nonstop schedule

X4 fly the route nonstop in 2LNR's schedule data. This page carries the full SFF to BFI nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below.

See real availability

Confirmed upgrade and award seats on each SFF to BFI departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See SFF to BFI on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Spokane to Boulevard Park nonstop

Carriers operating SFF to BFI nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • X4
See SFF to BFI on the interactive map →

Frequently asked questions about SFF to BFI

How far is Boulevard Park from Spokane?
SFF to BFI covers about 229 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from SFF to BFI?
X4 is currently the only airline flying SFF to BFI nonstop. None of them is a carrier 2LNR reads inventory for, so this page carries the SFF to BFI schedule rather than a space claim.
How many flights a week are there from SFF to BFI?
About 23 nonstop flights a week run between Spokane and Boulevard Park in the current schedule, operated by X4. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from SFF to BFI depart?
Scheduled SFF to BFI nonstops in the next 7 days with service leave between 07:35 and 19:25, local time at Spokane. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
Does 2LNR show upgrade or award space on SFF to BFI?
Not on this route: none of X4 is a carrier 2LNR reads inventory for. The page carries the full SFF to BFI nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full SFF to BFI nonstop schedule

Every scheduled departure on this route, with who flies it. On the routes 2LNR does read inventory for, upgrade and award space shows by date, the next 14 days free on every product and the full horizon on Pro.

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