Grant McConachie Way is a three-to-six lane arterial route and thoroughfare in Richmond and Vancouver, British Columbia, Canada.

Named for aviator Grant McConachie, it is the primary access road into Vancouver International Airport on Sea Island.

Upon entering Vancouver, the road becomes Southwest Marine Drive.

[2] The road crosses the Arthur Laing Bridge over the North Arm Fraser River.

Its east-west alignment on Sea Island between the Arthur Laing Bridge and the airport is closely paralleled by SkyTrain's Canada Line.