HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Baltimore

$39+ Cheap flights from Charleston to Baltimore (CHS - 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 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — BWI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Charleston to Baltimore with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Charleston to Baltimore/Washington are usually found in September or August, booked 84 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap flight deals from Charleston to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) 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 June 12, 2025.

Round-trip from

$88
(FlightHub)

One-way from

$39
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$317
From Charleston to Baltimore/Washington
Search Deals
One-way flight from Charleston to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Charleston to Baltimore

Cheapest flights from Charleston to Baltimore
Explore the most affordable flight options available from Charleston to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/73:31 pmCHS - BWI
Nonstop1h 31mSpirit Airlines
Mon 7/147:00 amBWI - CHS
Nonstop1h 43mSpirit Airlines
Deal found 6/11$88
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Mon 8/115:33 pmCHS - BWI
1 stop5h 35mAmerican Airlines
Tue 8/197:00 amBWI - CHS
1 stop4h 31mAmerican Airlines
Deal found 6/10$172
This Delta deal was found by Cheapflights users on 6/11. 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.
Fri 7/412:59 pmCHS - BWI
1 stop5h 33mDelta
Mon 7/75:35 amBWI - CHS
1 stop6h 13mDelta
Deal found 6/11$181
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Fri 6/273:31 pmCHS - BWI
Nonstop1h 31mMultiple Airlines
Tue 7/17:00 pmBWI - CHS
2 stops25h 34mMultiple Airlines
Deal found 6/10$182
This Southwest deal was found by Cheapflights users on 6/12. 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.
Wed 8/206:35 amCHS - BWI
2 stops8h 50mSouthwest
Tue 8/2610:55 amBWI - CHS
2 stops9h 00mSouthwest
Deal found 6/12$187

Cheapflights Fare Finder

Customize your flight search to find flights from Charleston 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 June 12, 2025.
Use the filters below to find and compare flights from Charleston to Baltimore that are best for you.

Fly from

Charleston

Fly to

Baltimore

Route

Depart

Return

Price

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Mon 7/7

3:31 pm-5:02 pm

Nonstop1h 31m

Baltimore/Washington

Mon 7/14

7:00 am-8:43 am

Nonstop1h 43m

$88

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Mon 8/11

5:33 pm-11:08 pm

1 stop5h 35m

Baltimore/Washington

Tue 8/19

7:00 am-11:31 am

1 stop4h 31m

$172

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Fri 7/4

12:59 pm-6:32 pm

1 stop5h 33m

Baltimore/Washington

Mon 7/7

5:35 am-11:48 am

1 stop6h 13m

$181

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Fri 6/27

3:31 pm-5:02 pm

Nonstop1h 31m

Baltimore/Washington

Tue 7/1

7:00 pm-8:34 pm

2 stops25h 34m

$182

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Wed 8/20

6:35 am-3:25 pm

2 stops8h 50m

Baltimore/Washington

Tue 8/26

10:55 am-7:55 pm

2 stops9h 00m

$187

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Mon 7/28

3:40 pm-5:11 pm

Nonstop1h 31m

$39

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Mon 7/14

8:38 pm-12:37 am

1 stop3h 59m

$84

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Mon 7/28

7:59 pm-12:54 am

1 stop4h 55m

$91

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Mon 9/8

6:10 am-12:50 pm

2 stops6h 40m

$94

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Mon 6/16

6:42 pm-10:57 pm

2 stops28h 15m

$192

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 11 results
1
2

The best insider tips for Charleston to Baltimore flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Charleston to Baltimore trip
Airports
CHS

For early-morning flights, arrive early at CHS as security lines can be long. Consider using rideshare services for convenience.

Read more about CHSby Ramsey Qubein
BWI

Use the MTA Light Rail for a quick trip from BWI to downtown Baltimore. It's an easy and efficient option.

Read more about BWIby Emily Zemler
Our travel experts
Emily Zemler

Emily Zemler

Expert on BWI

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on CHS

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Charleston to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from Charleston 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 Charleston to Baltimore

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

Use this chart to determine the optimal time to book a round-trip flight from Charleston to Baltimore. Price data was last updated on June 9, 2025.

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from Charleston to Baltimore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Charleston to Baltimore (average of $241). Flying from Charleston 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 CHS to BWI?

Find hourly flight availability from Charleston 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 June 12, 2025.

One of the essential ways to save on airfare from Charleston to Baltimore is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 15% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Charleston to Baltimore. Price data was last updated on June 8, 2025.

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

Rainfall in Baltimore by month

Plan your trip to Baltimore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Baltimore ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Baltimore when rainfall is around 2.9 in.

Temperature in Baltimore by month

Plan your trip to Baltimore by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Baltimore, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 June 12, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta and United Airlines from Charleston to Baltimore to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

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
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

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
7,950 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

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.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

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
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

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.
Spirit Airlines
6.3
Okay
8,052 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

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 Charleston 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 Charleston to Baltimore?

    You will need to book a flight from Charleston to Baltimore/Washington if you want to fly from Charleston to Baltimore. At least 4 different airlines have flights from Charleston (CHS) to Baltimore/Washington (BWI) on a regular basis. There are 3 flights to Baltimore from the Charleston airport per day. If you manage to book one that is nonstop, then you can expect the flight time from CHS to BWI to be around 1h 30m.

  • How popular is this Charleston to Baltimore flight route?

    Within the past month, 18 users have taken a look at flights from Charleston to Baltimore/Washington.

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

    Our cheapest airline available from Charleston to Baltimore is Spirit Airlines. Our recent data shows that you can find tickets from as low as $88 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $172 and $181 round-trip. Users have found that Spirit Airlines is 71% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $39. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Charleston to Baltimore for a low price.

  • What are the cheapest flights from Charleston to Baltimore?

    Looking at all options, your cheapest flight can be booked for $47. While the most popular route (Charleston - Baltimore/Washington) can be booked for $88 on average our data indicates $275 when flying from Charleston to Baltimore.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Charleston 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 Charleston to Baltimore?

    Currently, August is the cheapest month in which you can book a flight from Charleston to Baltimore (average of $241). Flying from Charleston 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Charleston to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to Dulles Intl flights
Charlotte to Baltimore flights
Charlotte to Reagan-National flights
Charlotte to Philadelphia flights
Charleston to Dulles Intl flights
Columbia to Reagan-National flights
Columbia to Dulles Intl flights
Charleston to Philadelphia flights
Greenville to Reagan-National flights
Myrtle Beach to Baltimore flights
Charleston to Reagan-National flights
Savannah to Philadelphia flights
Columbia to Baltimore flights
Myrtle Beach to Philadelphia flights
Columbia to Philadelphia flights
Greenville to Dulles Intl flights
Savannah to Dulles Intl flights
Savannah to Reagan-National flights
Greenville to Philadelphia flights
Myrtle Beach to Dulles Intl flights
Savannah to Baltimore flights
Myrtle Beach to Reagan-National flights
Greenville to Baltimore flights
Augusta to Dulles Intl flights
Hilton Head Island to Reagan-National flights
Augusta to Reagan-National flights
Hilton Head Island to Philadelphia flights
Hilton Head Island to Dulles Intl flights
Augusta to Baltimore flights
Augusta to Philadelphia flights
Hilton Head Island to Baltimore flights
Charlotte to Salisbury flights
Charleston to Salisbury flights
Greenville to Salisbury flights
Florence to Philadelphia flights
Savannah to Salisbury flights

Top 4 airlines flying from Charleston to Baltimore

Discover the top 4 airlines that operate flights from Charleston 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$98Average$162FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$162Average$361FlexibilityNo cancel feeOn-time71%
DeltaCheapest$176Average$264FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$203Average$321FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.