Distance From Greenville Spartanburg International Airport to Baltimore/Washington International Thurgood Marshall Airport, GSP - BWI Distance

The distance from Greenville Spartanburg International Airport (GSP) to Baltimore/Washington International Thurgood Marshall Airport (BWI) is 426 miles or 685 kilometers or 370 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Greer ( United States ) to Baltimore ( United States )?

A one-way nonstop (direct) flight between Greer and Baltimore takes around 0 hours 58 minutes.

Estimated flight time from Greenville Spartanburg International Airport, Greer, United States to Baltimore/Washington International Thurgood Marshall Airport, Baltimore, United States is 0 hours 58 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • GSP - BWI

Kilometers		685 km
Statute Miles		426 miles
Nautical Miles		370 nm
Avg. Time of Flight		0 hours 58 minutes

Greenville Spartanburg International Airport to Baltimore/Washington International Thurgood Marshall Airport Flight Route Map - GSP to BWI Flight Path

Location of Greenville Spartanburg International Airport & Baltimore/Washington International Thurgood Marshall Airport is given below.
Click the map to view Greer to Baltimore nonstop flight path and travel direction.

Click to see flight route on Google Map between Greer, United States and Baltimore, United States. .

Nonstop flight route between Greer, United States and Baltimore, United States.

Time Difference Between the Airports • GSP - BWI

Time difference between Greer (United States) and Baltimore (United States) is 0 Hours.

Location	Local Time
Greer (United States)	2025-12-05, 02:36:58 EST
Baltimore (United States)	2025-12-05, 02:36:58 EST

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Greenville Spartanburg International Airport (GSP / KGSP) Greer, United States

Destination

Baltimore/Washington International Thurgood Marshall Airport (BWI / KBWI) Baltimore, United States