The right side wins because it captures both scenic bookends of the flight: the Boise foothills on departure and, more importantly, the dramatic combination of Puget Sound, the Seattle skyline, and Mount Rainier during the descent into BFI.
Flown BOI to BFI? Did we get it right?
Flight Path
Boise to Seattle is 402 miles (646 km), a flight of about 1 hour 15 minutes.
Blue Mountains of eastern Oregon, Columbia River Plateau, and the southern Cascade Range including Mount Adams, visible along the flight path before descent into the Puget Sound lowlands
Great circle distance and headings ›Phase by phase
Takeoff from BOI
RIGHTDeparting BOI on runway 28, the climbing left turn toward the northwest puts the Boise foothills and Boise Ridge on the right side of the aircraft, with Table Rock and the Boise River valley visible below before the plane levels off over the Snake River Plain.

Landing at BFI
RIGHTOn approach into BFI from the northwest under prevailing southerly wind conditions, passengers on the right side get a wide view of Puget Sound, downtown Seattle's skyline, and the snow-capped cone of Mount Rainier rising beyond the city to the southeast.
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About This Route
Which side of the plane should I sit on flying from Boise Air Terminal (BOI) to Boeing Fld King Co International (BFI)?
Sit on the Right side of the plane for the best views on flights from Boise to Seattle. The right side wins because it captures both scenic bookends of the flight: the Boise foothills on departure and, more importantly, the dramatic combination of Puget Sound, the Seattle skyline, and Mount Rainier during the descent into BFI.
What can I see during takeoff from Boise Air Terminal in Boise?
During takeoff from Boise Air Terminal (BOI), sit on the Right side for the best views. Departing BOI on runway 28, the climbing left turn toward the northwest puts the Boise foothills and Boise Ridge on the right side of the aircraft, with Table Rock and the Boise River valley visible below before the plane levels off over the Snake River Plain. Notable sights include: Boise foothills, Table Rock, Boise River valley, Snake River Plain.
What can I see when landing at Boeing Fld King Co International in Seattle?
When landing at Boeing Fld King Co International (BFI), sit on the Right side for the best views. On approach into BFI from the northwest under prevailing southerly wind conditions, passengers on the right side get a wide view of Puget Sound, downtown Seattle's skyline, and the snow-capped cone of Mount Rainier rising beyond the city to the southeast. Notable sights include: Mount Rainier, downtown Seattle skyline, Puget Sound, Elliott Bay.
How long is the flight from Boise to Seattle?
The flight from Boise Air Terminal (BOI) to Boeing Fld King Co International (BFI) takes about 1 hour 15 minutes. The shortest flight path between them is 402 miles (646 km); winds and air traffic control usually add a few percent.
What does the Boise to Seattle flight path pass over?
Blue Mountains of eastern Oregon, Columbia River Plateau, and the southern Cascade Range including Mount Adams, visible along the flight path before descent into the Puget Sound lowlands