A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.
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Did you mean Flights from Baltimore to Greenville?
Greenville
United StatesGSP
Greenville Spartanburg International Airport
Baltimore
United StatesBWI
Baltimore/Washington International Thurgood Marshal Airport
Greenville Spartanburg International Airport (GSP) serves Greenville; Baltimore/Washington International Thurgood Marshal Airport (BWI) serves Baltimore.
The airports are 425 miles apart by great-circle distance.
Roame's current schedule feed shows nonstop service from GSP to BWI.
Marketing airlines listed in the current schedule, including codeshare sellers, are Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.
Published schedule dates span Oct 1, 2026 – Jun 2, 2027.
These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.
Greenville Spartanburg International Airport (GSP) is the origin airport and Baltimore/Washington International Thurgood Marshal Airport (BWI) is the destination airport.
GSP and BWI are approximately 425 miles apart by great-circle distance.
Yes. Roame's current schedule feed shows nonstop service from GSP to BWI.
Marketing airlines listed in the current schedule, including codeshare sellers, are Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.
Aircraft listed in the current schedule include Boeing 737-800 Winglets (73H), Boeing 737 MAX 8 (7M8) and 7S7.