How popular is this Baltimore to Charleston flight route?

The Baltimore/Washington to Charleston flight path was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How long is the flight from Baltimore to Charleston?

Departing from Baltimore to Charleston will take you 1h 45m. The distance from Baltimore to Charleston is about 473 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

Cheapflights users have booked flights from Baltimore to Charleston round-trip from $73. Other airlines that can offer you cheap pricing are Southwest, from $170, and American Airlines, from $249. Delta is 79% cheaper than the average price of flights available within the next 90 days to this destination.

In terms of precipitation, rainfall in Charleston ranges from 2.4 - 7.2 inches per month. August is typically the wettest month, when rainfall can reach 7.2 in. November is typically the driest time to visit Charleston when rainfall is around 2.4 in.

If weather is an important factor for your trip to Charleston, 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

What are the cheapest flights from Baltimore to Charleston?

Looking for the cheapest flight from Baltimore to Charleston? While on average our users pay $352, our data indicates the cheapest price to be $108. The most popular route (Baltimore/Washington - Charleston), is priced around $197.

What are the most popular airlines that fly from Baltimore to Charleston?

When booking a flight from Baltimore to Charleston, you may want to consider flying on Southwest, American Airlines or Delta as they are the most popular for this route.

Most accurate provider : When it comes to deals on Baltimore-Charleston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Charleston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Charleston flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Baltimore-Charleston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Charleston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airports do I use to fly from Baltimore to Charleston?

Booking a flight from Baltimore/Washington (BWI) to Charleston (CHS) is your only option if you wish to fly from Baltimore to Charleston. On a typical day, there are 2 flights from Baltimore/Washington to Charleston, all of which are around 1h 40m for a nonstop flight. You can also purchase a plane ticket from 3 airlines when you book a flight from Baltimore/Washington to Charleston.

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

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

How can I find direct flights from Baltimore to Charleston?

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

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

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

$94+ Cheap Flights from Baltimore to Charleston

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Find cheap flights from Baltimore to Charleston 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.

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

Cheap flight deals from Baltimore to Charleston

Cheapest

Best

Last-minute

One-way

Cheapest flights from Baltimore to Charleston
Explore the most affordable flight options available from Baltimore to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2026.

Mon 9/289:32 pm -

1 stop11h 06m

Mon 10/54:57 pm -

1 stop20h 03m

Deal found 8/13

$186

Sat 9/55:40 pm -

Nonstop1h 45m

Sat 9/125:20 pm -

Nonstop1h 35m

Deal found 8/13

$187

Mon 9/149:32 pm -

1 stop11h 06m

Sat 9/266:00 am -

1 stop15h 59m

Deal found 8/13

$188

Tue 9/229:27 am -

1 stop23h 11m

Tue 9/293:00 pm -

1 stop17h 31m

Deal found 8/13

$191

Mon 9/149:32 pm -

1 stop11h 06m

Fri 9/183:27 pm -

1 stop17h 04m

Deal found 8/13

$193

Mon 9/219:32 pm -

1 stop11h 06m

Wed 9/236:00 am -

1 stop15h 59m

Deal found 8/14

$194

Sat 9/55:28 pm -

1 stop15h 10m

Sat 9/126:00 am -

1 stop15h 59m

Deal found 8/13

$195

Wed 9/168:19 am -

1 stop5h 05m

Sat 9/196:00 am -

1 stop15h 59m

Deal found 8/14

$196

Tue 9/155:35 pm -

Nonstop1h 45m

Thu 9/176:05 pm -

Nonstop1h 35m

Deal found 8/17

$197

Sat 9/198:19 am -

1 stop5h 05m

Mon 9/214:57 pm -

1 stop20h 03m

Deal found 8/14

$198

Wed 9/168:19 am -

1 stop5h 05m

Mon 9/214:57 pm -

1 stop20h 03m

Deal found 8/14

$199

Sat 9/198:19 am -

1 stop5h 05m

Fri 9/258:58 pm -

1 stop25h 01m

Deal found 8/14

$201

Best flights from Baltimore to Charleston
Discover carefully curated flight deals from Baltimore to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2026.

Mon 9/286:00 am -

1 stop5h 38m

Thu 10/112:43 pm -

1 stop4h 43m

Deal found 8/14

$207

Tue 9/225:35 pm -

Nonstop1h 45m

Tue 9/298:10 am -

Nonstop1h 30m

Deal found 8/13

$210

Sat 10/312:11 pm -

1 stop5h 37m

Tue 11/310:30 am -

1 stop5h 08m

Deal found 8/16

$207

Sat 9/56:00 am -

1 stop5h 54m

Sun 9/66:00 am -

1 stop3h 58m

Deal found 8/13

$217

Mon 10/59:35 am -

2 stops11h 55m

Thu 10/88:45 pm -

2 stops11h 00m

Deal found 8/13

$239

Fri 10/26:35 pm -

1 stop5h 24m

Mon 10/56:40 am -

1 stop6h 18m

Deal found 8/17

$217

Fri 10/28:00 pm -

Nonstop1h 40m

Mon 10/58:05 pm -

Nonstop1h 30m

Deal found 8/13

$240

Mon 12/284:39 pm -

1 stop5h 07m

Thu 12/317:59 pm -

1 stop4h 27m

Deal found 8/14

$268

Fri 10/169:15 am -

1 stop10h 10m

Mon 10/194:45 pm -

Nonstop1h 30m

Deal found 8/12

$307

Thu 10/14:20 pm -

Nonstop1h 40m

Mon 10/58:05 pm -

Nonstop1h 30m

Deal found 8/16

$314

Fri 10/167:40 pm -

1 stop4h 19m

Sun 10/185:30 am -

1 stop3h 46m

Deal found 8/17

$309

Last-minute flights from Baltimore to Charleston
Discover last-minute flight deals from Baltimore to Charleston. Data last updated August 18, 2026 and is based on user searches.

Sat 9/55:40 pm -

Nonstop1h 45m

Sat 9/125:20 pm -

Nonstop1h 35m

Deal found 8/13

$187

Sat 9/55:28 pm -

1 stop15h 10m

Sat 9/126:00 am -

1 stop15h 59m

Deal found 8/13

$195

Mon 9/149:32 pm -

1 stop11h 06m

Sat 9/266:00 am -

1 stop15h 59m

Deal found 8/13

$188

Mon 9/149:32 pm -

1 stop11h 06m

Fri 9/183:27 pm -

1 stop17h 04m

Deal found 8/13

$193

Tue 9/1510:50 am -

Nonstop1h 45m

Wed 9/165:10 pm -

Nonstop1h 35m

Deal found 8/17

$197

Wed 9/168:19 am -

1 stop5h 05m

Tue 9/221:21 pm -

1 stop8h 38m

Deal found 8/14

$196

Wed 9/168:19 am -

1 stop5h 05m

Mon 9/214:57 pm -

1 stop20h 03m

Deal found 8/14

$199

Sat 9/198:19 am -

1 stop5h 05m

Mon 9/214:57 pm -

1 stop20h 03m

Deal found 8/14

$198

Sat 9/198:19 am -

1 stop5h 05m

Tue 9/221:21 pm -

1 stop8h 38m

Deal found 8/14

$201

Mon 9/219:32 pm -

1 stop11h 06m

Wed 9/236:00 am -

1 stop15h 59m

Deal found 8/14

$194

Tue 9/229:27 am -

1 stop23h 11m

Tue 9/293:00 pm -

1 stop17h 31m

Deal found 8/13

$191

Mon 9/289:32 pm -

1 stop11h 06m

Mon 10/54:57 pm -

1 stop20h 03m

Deal found 8/13

$186

One-way flights from Baltimore to Charleston
Search for one-way flight options from Baltimore to Charleston. Find affordable one-way fares based on user searches. Data last updated August 18, 2026.

Tue 9/159:27 am -

1 stop23h 11m

Deal found 8/14

$94

Mon 9/149:27 am -

1 stop23h 11m

Deal found 8/13

$96

Mon 9/146:50 pm -

Nonstop1h 45m

Deal found 8/14

$99

Tue 11/101:55 pm -

1 stop29h 12m

Deal found 8/13

$101

Wed 9/168:19 am -

1 stop5h 05m

Deal found 8/13

$103

Sat 9/125:10 pm -

1 stop6h 49m

Deal found 8/14

$104

Wed 9/21:20 pm -

1 stop23h 44m

Deal found 8/13

$105

Wed 10/141:56 pm -

1 stop26h 07m

Deal found 8/13

$106

Tue 10/137:05 pm -

1 stop13h 33m

Deal found 8/13

$107

Wed 9/910:10 am -

2 stops22h 28m

Deal found 8/13

$108

Fri 9/117:05 am -

1 stop6h 22m

Deal found 8/13

$109

Find flight deals from Baltimore to Charleston

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$186 (Kiwi.com)
One-way from	$94 (Kiwi.com)
Popular in	March
Cheapest in	February
Average price	$350

Provider with most accurate pricing for Baltimore/Washington-Charleston flight deals.

Search Deals

Provider most trusted by Cheapflights users for Baltimore/Washington-Charleston flights.

Search Deals

From Baltimore/Washington to Charleston

Search Deals

One-way flight from Baltimore/Washington to Charleston

Search Deals

High demand for flights, 2% potential price rise

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to Charleston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreCharleston

BWI Baltimore/Washington - CHS Charleston

BWICHS

Baltimore/Washington

Mon 9/28

6:00 am-11:38 am

1 stop5h 38m

Charleston

Thu 10/1

12:43 pm-5:26 pm

1 stop4h 43m

$207

BaltimoreCharleston

BWI Baltimore/Washington - CHS Charleston

BWICHS

Baltimore/Washington

Sat 10/31

2:11 pm-7:48 pm

1 stop5h 37m

Charleston

Tue 11/3

10:30 am-3:38 pm

1 stop5h 08m

$207

BaltimoreCharleston

BWI Baltimore/Washington - CHS Charleston

BWICHS

Baltimore/Washington

Tue 9/22

5:35 pm-7:20 pm

Nonstop1h 45m

Charleston

Tue 9/29

8:10 am-9:40 am

Nonstop1h 30m

$210

BaltimoreCharleston

BWI Baltimore/Washington - CHS Charleston

BWICHS

Baltimore/Washington

Sat 9/5

6:00 am-11:54 am

1 stop5h 54m

Charleston

Sun 9/6

6:00 am-9:58 am

1 stop3h 58m

$217

BaltimoreCharleston

BWI Baltimore/Washington - CHS Charleston

BWICHS

Baltimore/Washington

Fri 10/2

6:35 pm-11:59 pm

1 stop5h 24m

Charleston

Mon 10/5

6:40 am-12:58 pm

1 stop6h 18m

$217

BaltimoreCharleston

BWI Baltimore/Washington - CHS Charleston

BWICHS

Baltimore/Washington

Mon 10/5

9:35 am-9:30 pm

2 stops11h 55m

Charleston

Thu 10/8

8:45 pm-7:45 am

2 stops11h 00m

$239

Quickest round-trip

BaltimoreCharleston

BWI Baltimore/Washington - CHS Charleston

BWICHS

Baltimore/Washington

Fri 10/2

8:00 pm-9:40 pm

Nonstop1h 40m

Charleston

Mon 10/5

8:05 pm-9:35 pm

Nonstop1h 30m

$240

BaltimoreCharleston

BWI Baltimore/Washington - CHS Charleston

BWICHS

Baltimore/Washington

Mon 12/28

4:39 pm-9:46 pm

1 stop5h 07m

Charleston

Thu 12/31

7:59 pm-12:26 am

1 stop4h 27m

$268

BaltimoreCharleston

BWI Baltimore/Washington - CHS Charleston

BWICHS

Baltimore/Washington

Fri 10/16

9:15 am-7:25 pm

1 stop10h 10m

Charleston

Mon 10/19

4:45 pm-6:15 pm

Nonstop1h 30m

$307

BaltimoreCharleston

BWI Baltimore/Washington - CHS Charleston

BWICHS

Baltimore/Washington

Fri 10/16

7:40 pm-11:59 pm

1 stop4h 19m

Charleston

Sun 10/18

5:30 am-9:16 am

1 stop3h 46m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 20 resultsSorted by cheapest first

Compare providers for flights from Baltimore to Charleston

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Charleston in August.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy2 stars	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Baltimore-Charleston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Charleston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Charleston flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Baltimore-Charleston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Charleston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Baltimore to Charleston

Have a flexible travel schedule? Discover the best time to fly to Charleston from Baltimore with our price prediction graph.

BWI-CHS

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 Baltimore to Charleston

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

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from Baltimore to Charleston. 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 Baltimore to Charleston?

Currently, February is the cheapest month in which you can book a flight from Baltimore to Charleston (average of $307). Flying from Baltimore to Charleston in March is currently the most expensive (average of $399). 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 BWI to CHS?

It’s typically best to fly out from Baltimore to Charleston in the morning. Doing so could potentially save you 16% on the flight price compared to flying at noon, which is usually more expensive.

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

Travelers seeking maximum savings on their Baltimore to Charleston flight should consider departing on Tuesday afternoons 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.

How much does it cost to fly round-trip from Baltimore to Charleston?

Airfare is below average for this route at the moment.

Baltimore to Charleston flights typically cost between $270 and $550 in September.
The cheapest round-trip price found within the last 5 days was $186 on Multiple Airlines (Sep 28-Oct 5).

The best insider tips for Baltimore to Charleston flights

Cheapflights partnered with top experts to bring you the best recommendations for your Baltimore to Charleston trip

Our travel experts

Emily Zemler

Expert on BWI

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.

Ramsey Qubein

Expert on CHS

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.

Get a feel of what it's like to fly with Southwest,Delta, andAmerican Airlines from Baltimore to Charleston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,218 reviews

Reviews

1 / 20

10.0

Excellent

David,Aug 2023

BWI - SAN

I am a diabetic so Southwest’s snacks are always a challenge for me. Nuts would be a great option. Thanks

Southwest

8.0

Very good

4,218 reviews

Southwest

8.0

Very good

4,218 reviews

Reviews

1 / 20

10.0

Excellent

David,Aug 2023

BWI - SAN

I am a diabetic so Southwest’s snacks are always a challenge for me. Nuts would be a great option. Thanks

Delta

7.8

Good

8,503 reviews

Southwest

8.0

Very good

4,218 reviews

Reviews

1 / 20

10.0

Excellent

David,Aug 2023

BWI - SAN

I am a diabetic so Southwest’s snacks are always a challenge for me. Nuts would be a great option. Thanks

American Airlines

7.1

Good

11,946 reviews

Southwest

8.0

Very good

4,218 reviews

Reviews

1 / 20

10.0

Excellent

David,Aug 2023

BWI - SAN

I am a diabetic so Southwest’s snacks are always a challenge for me. Nuts would be a great option. Thanks

Related info for your journey

What airports do I use to fly from Baltimore to Charleston?
Booking a flight from Baltimore/Washington (BWI) to Charleston (CHS) is your only option if you wish to fly from Baltimore to Charleston. On a typical day, there are 2 flights from Baltimore/Washington to Charleston, all of which are around 1h 40m for a nonstop flight. You can also purchase a plane ticket from 3 airlines when you book a flight from Baltimore/Washington to Charleston.
How popular is this Baltimore to Charleston flight route?
The Baltimore/Washington to Charleston flight path was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Baltimore to Charleston?
Departing from Baltimore to Charleston will take you 1h 45m. The distance from Baltimore to Charleston is about 473 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Baltimore to Charleston round-trip?
Cheapflights users have booked flights from Baltimore to Charleston round-trip from $73. Other airlines that can offer you cheap pricing are Southwest, from $170, and American Airlines, from $249. Delta is 79% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest flights from Baltimore to Charleston?
Looking for the cheapest flight from Baltimore to Charleston? While on average our users pay $352, our data indicates the cheapest price to be $108. The most popular route (Baltimore/Washington - Charleston), is priced around $197.
Can I find deals for flights from Baltimore to Charleston that include hotel bookings?
Yes. In addition to deals on Baltimore to Charleston flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Baltimore to Charleston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Charleston.
Can I find deals for business class flights from Baltimore to Charleston?
Yes. Cheapflights offers flight deals from Baltimore to Charleston 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 Baltimore to Charleston?
Currently, February is the cheapest month in which you can book a flight from Baltimore to Charleston (average of $307). Flying from Baltimore to Charleston in March is currently the most expensive (average of $399). 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

North Charleston

Santee

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Top 3 airlines flying from Baltimore to Charleston

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$73	Average$268	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$170	Average$359	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$249	Average$386	FlexibilityNo cancel fee	On-time71%

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$94+ Cheap flights from Baltimore to Charleston (BWI - CHS)

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Baltimore to Charleston with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Baltimore to Charleston

Cheapest flights from Baltimore to CharlestonExplore the most affordable flight options available from Baltimore to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2026.

Explore the most affordable flight options available from Baltimore to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2026.

Best flights from Baltimore to CharlestonDiscover carefully curated flight deals from Baltimore to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2026.

Discover carefully curated flight deals from Baltimore to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2026.

Last-minute flights from Baltimore to CharlestonDiscover last-minute flight deals from Baltimore to Charleston. Data last updated August 18, 2026 and is based on user searches.

Discover last-minute flight deals from Baltimore to Charleston. Data last updated August 18, 2026 and is based on user searches.

One-way flights from Baltimore to CharlestonSearch for one-way flight options from Baltimore to Charleston. Find affordable one-way fares based on user searches. Data last updated August 18, 2026.

Search for one-way flight options from Baltimore to Charleston. Find affordable one-way fares based on user searches. Data last updated August 18, 2026.

Find flight deals from Baltimore to Charleston

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to Charleston that are best for you.

Compare providers for flights from Baltimore to Charleston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Charleston in August.

Best time to book a flight from Baltimore to Charleston

Have a flexible travel schedule? Discover the best time to fly to Charleston from Baltimore with our price prediction graph.

Cheapflights Insights

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

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from Baltimore to Charleston. 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 Baltimore to Charleston?

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

It’s typically best to fly out from Baltimore to Charleston in the morning. Doing so could potentially save you 16% on the flight price compared to flying at noon, which is usually more expensive.

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

Travelers seeking maximum savings on their Baltimore to Charleston flight should consider departing on Tuesday afternoons 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.

How much does it cost to fly round-trip from Baltimore to Charleston?

Airfare is below average for this route at the moment.

Baltimore to Charleston flights typically cost between $270 and $550 in September.The cheapest round-trip price found within the last 5 days was $186 on Multiple Airlines (Sep 28-Oct 5).

The best insider tips for Baltimore to Charleston flights

AI-powered summary based on content written by travel experts. AI can make mistakes.

Cheapflights partnered with top experts to bring you the best recommendations for your Baltimore to Charleston trip

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Reviews of airlines servicing Charleston

Get a feel of what it's like to fly with Southwest,Delta, andAmerican Airlines from Baltimore to Charleston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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

What are the cheapest flights from Baltimore to Charleston?

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Traveling to a place near Charleston?

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Alternative routes for Baltimore to Charleston

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Other flights to Charleston

Explore flights to Charleston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 18, 2026.

Complete your trip

Complete your trip to Charleston by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Baltimore to Charleston by cabin class

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Baltimore and Charleston flights

Browse other Baltimore and Charleston flight options. Last updated on August 18, 2026.

Popular flight searches

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Top 3 airlines flying from Baltimore to Charleston

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Cheapest flights from Baltimore to Charleston
Explore the most affordable flight options available from Baltimore to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2026.

Best flights from Baltimore to Charleston
Discover carefully curated flight deals from Baltimore to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2026.

Last-minute flights from Baltimore to Charleston
Discover last-minute flight deals from Baltimore to Charleston. Data last updated August 18, 2026 and is based on user searches.

One-way flights from Baltimore to Charleston
Search for one-way flight options from Baltimore to Charleston. Find affordable one-way fares based on user searches. Data last updated August 18, 2026.

Baltimore to Charleston flights typically cost between $270 and $550 in September.
The cheapest round-trip price found within the last 5 days was $186 on Multiple Airlines (Sep 28-Oct 5).