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$69+ Cheap flights from Greenville to Baltimore (GSP - BWI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — BWI
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Greenville to Baltimore/Washington are usually found in May or March, booked 46 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Greenville to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) to Baltimore (BWI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$159
(American Airlines)

One-way from

$69
(Southwest)

Popular in

September

Cheapest in

May

Average price

$306
From Greenville to Baltimore/Washington
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One-way flight from Greenville to Baltimore/Washington
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Highest demand for flights based on searches. 5% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Greenville to Baltimore

Cheapest flights from Greenville to Baltimore
Explore the most affordable flight options available from Greenville to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Southwest deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/88:10 amGSP - BWI
Nonstop1h 30mSouthwest
Tue 11/118:20 amBWI - GSP
Nonstop1h 40mSouthwest
Deal found 7/1$144
This American Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/115:06 amGSP - BWI
1 stop4h 42mAmerican Airlines
Mon 9/156:41 pmBWI - GSP
1 stop4h 17mAmerican Airlines
Deal found 7/3$159
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/65:45 amGSP - BWI
1 stop6h 48mDelta
Mon 11/104:39 pmBWI - GSP
1 stop4h 42mDelta
Deal found 7/1$167
This Mytrip deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/169:42 pmGSP - BWI
1 stop12h 37mMultiple Airlines
Sun 7/205:35 pmBWI - GSP
2 stops21h 40mMultiple Airlines
Deal found 7/1$272

Cheapflights Fare Finder

Customize your flight search to find flights from Greenville to Baltimore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Greenville to Baltimore that are best for you.

Fly from

Greenville

Fly to

Baltimore

Route

Depart

Return

Price

GreenvilleBaltimore

GSP - BWI

GSPBWI

Greenville

Sat 11/8

8:10 am-9:40 am

Nonstop1h 30m

Baltimore/Washington

Tue 11/11

8:20 am-10:00 am

Nonstop1h 40m

$144

GreenvilleBaltimore

GSP - BWI

GSPBWI

Greenville

Thu 9/11

5:06 am-9:48 am

1 stop4h 42m

Baltimore/Washington

Mon 9/15

6:41 pm-10:58 pm

1 stop4h 17m

$159

GreenvilleBaltimore

GSP - BWI

GSPBWI

Greenville

Thu 11/6

5:45 am-12:33 pm

1 stop6h 48m

Baltimore/Washington

Mon 11/10

4:39 pm-9:21 pm

1 stop4h 42m

$167

GreenvilleBaltimore

GSP - BWI

GSPBWI

Greenville

Wed 7/16

9:42 pm-10:19 am

1 stop12h 37m

Baltimore/Washington

Sun 7/20

5:35 pm-3:15 pm

2 stops21h 40m

$272

GreenvilleBaltimore

GSP - BWI

GSPBWI

Greenville

Thu 10/2

8:25 am-9:55 am

Nonstop1h 30m

$69

GreenvilleBaltimore

GSP - BWI

GSPBWI

Greenville

Thu 10/2

5:06 am-9:48 am

1 stop4h 42m

$80

GreenvilleBaltimore

GSP - BWI

GSPBWI

Greenville

Sat 10/18

5:45 am-12:33 pm

1 stop6h 48m

$84

GreenvilleBaltimore

GSP - BWI

GSPBWI

Greenville

Wed 7/16

9:42 pm-10:19 am

1 stop12h 37m

$106

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Best time to book a flight from Greenville to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from Greenville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Greenville to Baltimore

How far ahead should I book a flight from Greenville to Baltimore?

Use this chart to determine the optimal time to book a round-trip flight from Greenville to Baltimore. Price data was last updated on June 27, 2025.

To ensure you get the cheapest price possible for a flight from Greenville to Baltimore, you should look to book at least 46 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Greenville to Baltimore?

Currently, August is the cheapest month in which you can book a flight from Greenville to Baltimore (average of $241). Flying from Greenville to Baltimore in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GSP to BWI?

Find hourly flight availability from Greenville to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

It’s optimal to fly from Greenville to Baltimore at noon. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Greenville to Baltimore?

Use this chart to determine the cheapest time to fly round-trip from Greenville to Baltimore. Price data was last updated on June 29, 2025.

Travelers seeking maximum savings on their Greenville to Baltimore flight should consider departing on Thursday at noon when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Baltimore. Reviews last updated July 3, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from Greenville to Baltimore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,266 reviews

Entertainment

7.6

Crew

8.6

Food

7.0

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Entertainment

7.6

Crew

8.6

Food

7.0

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,982 reviews
Southwest
8.0
Very good
4,266 reviews

Entertainment

7.6

Crew

8.6

Food

7.0

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,266 reviews

Entertainment

7.6

Crew

8.6

Food

7.0

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from Greenville to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Greenville to Baltimore?

    To fly from Greenville to Baltimore, you need to book a flight from Greenville (GSP) to Baltimore/Washington (BWI). Nonstop flights to Baltimore/Washington from Greenville take 1h 25m on average. When it comes time to book airfare, you have a few options: there is 1 outbound flight from Greenville to Baltimore/Washington offered by 3 different airlines.

  • How popular is this Greenville to Baltimore flight route?

    Flights from Greenville to Baltimore/Washington have been viewed 30 times in the past calendar month.

  • What are the cheapest airlines flying from Greenville to Baltimore round-trip?

    Currently priced at $159, American Airlines will fly you from Greenville to Baltimore and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Southwest - these airlines can fly you to your destination from $167 and $179, respectively. American Airlines is 48% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Greenville to Baltimore one-way?

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $69. Users have also found prices from $80 and $84 on American Airlines and Delta, respectively.

  • What are the cheapest flights from Greenville to Baltimore?

    On average you can expect to pay $271 for a flight from Greenville to Baltimore. The cheapest flight overall is $114 while the most popular route, (Greenville - Baltimore/Washington) is currently priced at $144.

  • Can I find deals for flights from Greenville to Baltimore that include hotel bookings?

    Yes. In addition to deals on Greenville to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Greenville to Baltimore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Greenville to Baltimore.

  • Can I find deals for business class flights from Greenville to Baltimore?

    Yes. Cheapflights offers flight deals from Greenville to Baltimore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Greenville to Baltimore?

    Currently, August is the cheapest month in which you can book a flight from Greenville to Baltimore (average of $241). Flying from Greenville to Baltimore in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Greenville to Baltimore

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Top 3 airlines flying from Greenville to Baltimore

Discover the top 3 airlines that operate flights from Greenville to Baltimore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$188Average$312FlexibilityNo cancel feeOn-time63%
DeltaCheapest$202Average$315FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$210Average$356FlexibilityNo cancel feeOn-time71%

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