Seattle (BFI) to Bellingham (BLI)
Flight time
≈ 0h 59m
Bearing
353° N
Seattle (BFI) to Bellingham (BLI) is 88 miles (142 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BFI–BLI
US DOT T-100 · filed dataIn April 2026, Kenmore Air Harbor was the only carrier flying nonstop BFI–BLI; the Pilatus PC-12 was the most common aircraft at 100% of departures; flights ran 17% full.
Departures
1
April 2026
Seats
6
both directions
Passengers
1
both directions
Load factor
16.7%
passengers ÷ seats
Who flies BFI–BLI?
Kenmore Air Harbor was the only carrier to fly nonstop BFI–BLI in April 2026 (1 departures).
- M5
Kenmore Air Harbor
1 departures · 6 seats
Share of departures100.0%16.7%
Load
What plane flies BFI–BLI?
In April 2026, the Pilatus PC-12 flew 100% of BFI–BLI departures.
- Pilatus PC-12
1 departures · 16.7% load
100.0%
How has BFI–BLI traffic changed?
Nonstop BFI–BLI departures held steady at about 1 a month between July 2025 and April 2026.
Monthly nonstop BFI–BLI traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
July 2025
1 departures · 0 passengers
0.0%
Load
August 2025
1 departures · 0 passengers
0.0%
Load
September 2025
0 departures · 0 passengers
—
Load
October 2025
0 departures · 0 passengers
—
Load
November 2025
0 departures · 0 passengers
—
Load
December 2025
0 departures · 0 passengers
—
Load
January 2026
0 departures · 0 passengers
—
Load
February 2026
0 departures · 0 passengers
—
Load
March 2026
0 departures · 0 passengers
—
Load
April 2026
1 departures · 1 passengers
16.7%
Load
Nonstop BFI–BLI traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Seattle
US
King County International Airport - Boeing Field
Coordinates
47.53°N, 122.30°W
Hemisphere
N · W
Frequently asked
How far is Seattle (BFI) from Bellingham (BLI)?
BFI to BLI is 88 miles (142 km / 77 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BFI to BLI?
A nonstop covers the 88-mile great-circle distance in roughly 0h 59m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BFI–BLI?
In April 2026, the Pilatus PC-12 flew the largest share of departures (100.0%).
What mileage do I earn flying BFI–BLI?
Distance-based programs credit off the 88-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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