Seattle (BFI) to Portland (PDX)
Flight time
≈ 1h 04m
Bearing
186° S
Seattle (BFI) to Portland (PDX) is 135 miles (217 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BFI–PDX
US DOT T-100 · filed dataIn April 2026, Delta Air Lines was the only carrier flying nonstop BFI–PDX; the Boeing 757-200 was the most common aircraft at 100% of departures; flights ran 0% full.
Departures
2
April 2026
Seats
144
both directions
Passengers
0
both directions
Load factor
0.0%
passengers ÷ seats
Who flies BFI–PDX?
Delta Air Lines was the only carrier to fly nonstop BFI–PDX in April 2026 (2 departures).
- DL
Delta Air Lines
2 departures · 144 seats
Share of departures100.0%0.0%
Load
What plane flies BFI–PDX?
In April 2026, the Boeing 757-200 flew 100% of BFI–PDX departures.
- Boeing 757-200
2 departures · 0.0% load
100.0%
How has BFI–PDX traffic changed?
Nonstop BFI–PDX departures fell from 90 in May 2025 to 2 in April 2026.
Monthly nonstop BFI–PDX traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
90 departures · 77 passengers
7.8%
Load
June 2025
259 departures · 621 passengers
19.4%
Load
July 2025
316 departures · 415 passengers
14.6%
Load
August 2025
318 departures · 466 passengers
16.3%
Load
September 2025
343 departures · 589 passengers
19.1%
Load
October 2025
355 departures · 588 passengers
17.4%
Load
November 2025
302 departures · 543 passengers
17.6%
Load
December 2025
274 departures · 557 passengers
22.2%
Load
January 2026
287 departures · 541 passengers
20.2%
Load
February 2026
241 departures · 454 passengers
20.3%
Load
March 2026
2 departures · 0 passengers
0.0%
Load
April 2026
2 departures · 0 passengers
0.0%
Load
By direction
The DOT files each direction separately — they rarely match.
BFI → PDX
0.0% full
1 departures · 0 passengers
PDX → BFI
0.0% full
1 departures · 0 passengers
Nonstop BFI–PDX 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 Portland (PDX)?
BFI to PDX is 135 miles (217 km / 117 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BFI to PDX?
A nonstop covers the 135-mile great-circle distance in roughly 1h 04m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BFI–PDX?
In April 2026, the Boeing 757-200 flew the largest share of departures (100.0%).
What mileage do I earn flying BFI–PDX?
Distance-based programs credit off the 135-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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