$116 Cheap Flights from Greenville (GSP) to Baltimore (BWI)

View $116 flight on Wed, Dec 3, 2025Opens in a new window

Popular airlines from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Airport (BWI)

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Cheap Flights from Greenville to Baltimore (GSP-BWI)

Prices were available within the past 7 days and start at $116 for one-way flights and $232 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Dec 16 - Thu, Dec 18
GSP
Greenville
BWI
Baltimore
$232 Roundtrip, found 5 days ago
$232
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Dec 16 from Greenville to Baltimore, returning Thu, Dec 18, priced at $232 found 5 days ago
Southwest Airlines
Tue, Jan 6 - Sat, Jan 10
GSP
Greenville
BWI
Baltimore
$237 Roundtrip, found 4 days ago
$237
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Tue, Jan 6 from Greenville to Baltimore, returning Sat, Jan 10, priced at $237 found 4 days ago
Southwest Airlines
Mon, Mar 2 - Tue, Mar 10
GSP
Greenville
BWI
Baltimore
$238 Roundtrip, found 2 days ago
$238
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Mon, Mar 2 from Greenville to Baltimore, returning Tue, Mar 10, priced at $238 found 2 days ago
Delta
Tue, Jan 27 - Tue, Feb 10
GSP
Greenville
BWI
Baltimore
$241 Roundtrip, found 3 hours ago
$241
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, Jan 27 from Greenville to Baltimore, returning Tue, Feb 10, priced at $241 found 3 hours ago
Southwest Airlines
Tue, Dec 16 - Thu, Dec 18
GSP
Greenville
BWI
Baltimore
$242 Roundtrip, found 5 days ago
$242
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Tue, Dec 16 from Greenville to Baltimore, returning Thu, Dec 18, priced at $242 found 5 days ago
Southwest Airlines
Mon, Mar 2 - Tue, Mar 10
GSP
Greenville
BWI
Baltimore
$244 Roundtrip, found 2 days ago
$244
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Mon, Mar 2 from Greenville to Baltimore, returning Tue, Mar 10, priced at $244 found 2 days ago
Southwest Airlines
Wed, Jan 7 - Mon, Jan 12
GSP
Greenville
BWI
Baltimore
$245 Roundtrip, found 5 hours ago
$245
Roundtrip
found 5 hours ago
Select Southwest Airlines flight, departing Wed, Jan 7 from Greenville to Baltimore, returning Mon, Jan 12, priced at $245 found 5 hours ago
Southwest Airlines
Wed, Dec 3 - Sat, Dec 6
GSP
Greenville
BWI
Baltimore
$249 Roundtrip, found 5 days ago
$249
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Wed, Dec 3 from Greenville to Baltimore, returning Sat, Dec 6, priced at $249 found 5 days ago
American Airlines
Wed, Jan 7 - Mon, Jan 12
GSP
Greenville
BWI
Baltimore
$255 Roundtrip, found 5 hours ago
$255
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Wed, Jan 7 from Greenville to Baltimore, returning Mon, Jan 12, priced at $255 found 5 hours ago
United
Fri, Jan 23 - Mon, Jan 26
GSP
Greenville
BWI
Baltimore
$508 Roundtrip, found 3 days ago
$508
Roundtrip
found 3 days ago
Select United flight, departing Fri, Jan 23 from Greenville to Baltimore, returning Mon, Jan 26, priced at $508 found 3 days ago

Find the cheapest month to fly from Greenville (GSP) to Baltimore (BWI)

March is typically the cheapest month to fly

From $107 - $610 per traveler.

Alternative airports near Baltimore

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Cheapest option available. Average driving time to city center is 57 minutes. Flights from $224
DCA
Ronald Reagan Washington National
Cheapest
Average driving time to city center57 min
Flights from $224

Frequently asked questions

How much does a flight from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) cost?
Grab a cheap one-way flight from $116 or cheap return flight from $232 from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Planning your trip for December may help you find better deals, as it's the cheapest month for flights between GSP and BWI. You'll usually find the lowest fares during off-peak months.
Which airlines fly direct from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Hop on a nonstop flight with Southwest Airlines and head straight from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI).
What is the cheapest airline that flies from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from GSP to BWI. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
On average, Greenville-Spartanburg Intl. Airport (GSP) only offers 1 nonstop flight to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) each day. For additional options, try our easy-to-use filters. Enter your travel dates, then click on "1 Stop" or "2+ Stops" to find flights with layovers.
What are the most popular departure times for flights from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
More people fly between GSP and BWI at 8 AM than at any other time of day. Looking for a quieter experience? Consider flying outside peak hours and it's possible you'll save on your ticket as well.
What day of the week has the most flights from GSP to BWI?
Travel on a Friday if you're after the best selection of flights from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI).
What is the earliest flight from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Greenville-Spartanburg Intl. Airport (GSP)'s first flight to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) leaves at approximately 7:05AM UTC-5. With a total flight time of 1h 40m, you'll land at around 8:45AM UTC-5.
How long does it take to fly from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
The average flight time from GSP to BWI is 1 hour and 35 minutes, covering a distance of 430 mi.
What is the best time to fly from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Opt for a flight from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Baltimore from Greenville-Spartanburg Intl. Airport (GSP)?
You can land at any one of these Baltimore airports after your direct flight from Greenville-Spartanburg Intl. Airport (GSP):

  • Ronald Reagan Washington National Airport (DCA)
  • Washington Dulles Intl. Airport (IAD)
  • Baltimore Washington Intl. Thurgood Marshall Airport (BWI)

Is it cheaper to buy a plane ticket from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) last-minute?
Waiting until just before your trip to book a ticket from GSP to BWI often results in higher prices. Although you may find some last-minute discounts, they aren't always guaranteed. Be flexible with your itinerary for the best chance of scoring a bargain.
Is it cheaper to book a GSP to BWI flight and hotel package?
Booking a GSP to BWI flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Pick from our impressive range of accommodations and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Greenville-Spartanburg Intl. Airport (GSP) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
In most cases, you can modify or cancel your GSP to BWI flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you'd like further information, go to our Customer Service portal.

Travel information

Origin airport
Greenville-Spartanburg Intl.
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Airlines serving
American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$232
Distance
425 mi
Average flight time
1 hour 26 mins

Book with confidence

Greenville to Baltimore Flights

The cheapest times to fly from Greenville to Baltimore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Greenville to Baltimore are during the month of December. You can find some of the cheapest flights from Greenville to Baltimore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Greenville to Baltimore

Sunday is one of the best days to book for cheap flights from Greenville to Baltimore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Greenville to Baltimore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Greenville to Baltimore in 2025. You can also book with separate airlines for your outbound and return journeys, from $116 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Greenville to Baltimore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Greenville to Baltimore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Greenville to Baltimore Flights

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*Available to One Key members.