The cheapest times to fly from GSP to BWI are
- January 1st to February 25th
- August 13th to February 25th (except the weeks of November 19th, November 26th, December 10th, December 17th, and December 24th)
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from GSP to BWI is early December. Prices can be as high as $571 for Sunday flights during late March, or as low as $182 for Tuesday flights around early December.
When to Fly to Baltimore
Flying from Greer, SC (GSP) to Baltimore, MD (BWI) will usually cost between $183 to $388 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early December with an average ticket price of $186. Due to high demand the most expensive time to fly is late March, with an average price of $381. Planning your trip to low-cost times can easily save you $195 on economy flights and even more on first-class flights. Generally, any price below $220 can be considered a good price for a round-trip GSP to BWI flight.
See below for a graph of average weekly prices for the GSP to BWI route. All prices are for round-trip tickets in USD.
Compared to other flights, the GSP to BWI flight is much cheaper than the average and costs much less than the average flight leaving from Greenville. The average price per mile (for a direct flight) is $0.32, which is in the normal range for a flight.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $117 (37%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $198. Return trip prices are from the BWI to GSP flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from GSP to BWI can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 45 minutes may be realistic.
Flight Questions Answered
Still have questions about flying from GSP to BWI? We’ve got answers.
Which airlines fly this route?
You can find 5 major airlines flying this route most often: American, Delta, Frontier, Southwest, United, and potentially more during busy seasons.
How far away is it from Baltimore/Washington International Thurgood Marshall Airport to Greenville-Spartanburg International Airport?
The distance between the two airports is roughly 425 miles or 684 kilometers.
How long does it take to fly from GSP to BWI?
The real-world flight time for a nonstop GSP to BWI flight is about 1 hour 45 minutes.
How many flights go between Greer, SC and Baltimore, MD?
It depends on the day of the week and the date, but a typical day might have around 77 available flights from GSP to BWI.
Airport Location Info
|Origination airport name||Greenville-Spartanburg International Airport|
|Country||the United States|
|Destination airport name||Baltimore/Washington International Thurgood Marshall Airport|
|Country||the United States|
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.