$62+ 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — CHS
Jul 25 — Aug 11
Round-trip
1 adult, Economy
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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.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 Baltimore/Washington to Charleston are usually found in August or February, booked 81 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 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 June 25, 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 June 25, 2026.
This Southwest deal was found by Cheapflights users on 6/23. 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 7/188:10 am
BWI
- CHS
Nonstop1h 45m
Southwest
Wed 7/223:00 pm
CHS
- BWI
Nonstop1h 35m
Southwest
Deal found 6/23![Southwest logo]()
$123
This Southwest deal was found by Cheapflights users on 6/23. 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 7/153:35 pm
BWI
- CHS
1 stop4h 55m
Southwest
Sat 7/187:30 pm
CHS
- BWI
Nonstop1h 40m
Southwest
Deal found 6/23![Southwest logo]()
$133
This Southwest deal was found by Cheapflights users on 6/25. 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 9/28:15 am
BWI
- CHS
2 stops11h 30m
Southwest
Tue 9/81:25 pm
CHS
- BWI
Nonstop1h 30m
Southwest
Deal found 6/25![Southwest logo]()
$144
This Delta deal was found by Cheapflights users on 6/23. 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.
Tue 9/15:00 pm
BWI
- CHS
1 stop4h 42m
Delta
Sat 9/51:13 pm
CHS
- BWI
1 stop6h 37m
Delta
Deal found 6/23![Delta logo]()
$147
This Southwest deal was found by Cheapflights users on 6/23. 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.
Tue 7/217:50 am
BWI
- CHS
1 stop5h 20m
Southwest
Tue 7/286:10 am
CHS
- BWI
2 stops8h 10m
Southwest
Deal found 6/23![Southwest logo]()
$148
This Southwest deal was found by Cheapflights users on 6/23. 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 8/85:40 pm
BWI
- CHS
Nonstop1h 40m
Southwest
Mon 8/106:05 pm
CHS
- BWI
Nonstop1h 35m
Southwest
Deal found 6/23![Southwest logo]()
$151
This Southwest deal was found by Cheapflights users on 6/22. 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 7/2210:10 am
BWI
- CHS
2 stops10h 20m
Southwest
Wed 7/2910:45 am
CHS
- BWI
2 stops9h 35m
Southwest
Deal found 6/22![Southwest logo]()
$153
This Delta deal was found by Cheapflights users on 6/25. 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.
Sat 7/182:16 pm
BWI
- CHS
1 stop4h 43m
Delta
Sat 7/255:55 am
CHS
- BWI
1 stop4h 12m
Delta
Deal found 6/25![Delta logo]()
$157
This American Airlines deal was found by Cheapflights users on 6/24. 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.
Sat 7/188:16 pm
BWI
- CHS
1 stop3h 43m
American Airlines
Sat 7/257:50 pm
CHS
- BWI
1 stop4h 24m
American Airlines
Deal found 6/24![American Airlines logo]()
$159
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 June 25, 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 June 25, 2026.
This Southwest deal was found by Cheapflights users on 6/22. 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.
Tue 7/146:55 pm
BWI
- CHS
Nonstop1h 50m
Southwest
Sat 7/187:30 pm
CHS
- BWI
Nonstop1h 40m
Southwest
Deal found 6/22![Southwest logo]()
$123
This Delta deal was found by Cheapflights users on 6/24. 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.
Sat 9/195:10 pm
BWI
- CHS
1 stop6h 47m
Delta
Mon 9/214:10 pm
CHS
- BWI
1 stop5h 17m
Delta
Deal found 6/24![Delta logo]()
$168
This Southwest deal was found by Cheapflights users on 6/21. 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.
Tue 8/118:15 am
BWI
- CHS
Nonstop1h 50m
Southwest
Tue 8/186:45 am
CHS
- BWI
2 stops8h 20m
Southwest
Deal found 6/21![Southwest logo]()
$138
This Southwest deal was found by Cheapflights users on 6/23. 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.
Tue 8/48:15 am
BWI
- CHS
Nonstop1h 50m
Southwest
Thu 8/67:00 am
CHS
- BWI
1 stop4h 55m
Southwest
Deal found 6/23![Southwest logo]()
$161
This Southwest deal was found by Cheapflights users on 6/23. 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 8/268:15 am
BWI
- CHS
2 stops11h 30m
Southwest
Mon 8/316:35 am
CHS
- BWI
2 stops8h 00m
Southwest
Deal found 6/23![Southwest logo]()
$187
This Delta deal was found by Cheapflights users on 6/21. 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 7/316:20 pm
BWI
- CHS
1 stop6h 06m
Delta
Tue 8/42:17 pm
CHS
- BWI
1 stop5h 33m
Delta
Deal found 6/21![Delta logo]()
$233
This Delta deal was found by Cheapflights users on 6/23. 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.
Mon 8/36:00 am
BWI
- CHS
1 stop4h 20m
Delta
Tue 8/46:15 am
CHS
- BWI
1 stop4h 42m
Delta
Deal found 6/23![Delta logo]()
$233
This Delta deal was found by Cheapflights users on 6/24. 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.
Wed 7/155:00 pm
BWI
- CHS
1 stop5h 07m
Delta
Sat 7/189:10 am
CHS
- BWI
1 stop3h 57m
Delta
Deal found 6/24![Delta logo]()
$238
This Delta deal was found by Cheapflights users on 6/22. 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 9/176:00 am
BWI
- CHS
1 stop4h 06m
Delta
Mon 9/214:10 pm
CHS
- BWI
1 stop5h 17m
Delta
Deal found 6/22![Delta logo]()
$249
This Southwest deal was found by Cheapflights users on 6/21. 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.
Mon 7/133:20 pm
BWI
- CHS
2 stops7h 35m
Southwest
Sat 7/187:30 pm
CHS
- BWI
Nonstop1h 40m
Southwest
Deal found 6/21![Southwest logo]()
$257
This Southwest deal was found by Cheapflights users on 6/24. 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 7/188:10 am
BWI
- CHS
1 stop5h 40m
Southwest
Sun 7/198:05 pm
CHS
- BWI
Nonstop1h 35m
Southwest
Deal found 6/24![Southwest logo]()
$262
Last-minute flights from Baltimore to CharlestonDiscover last-minute flight deals from Baltimore to Charleston. Data last updated June 25, 2026 and is based on user searches.
Discover last-minute flight deals from Baltimore to Charleston. Data last updated June 25, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/23. 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.
Tue 7/147:00 am
BWI
- CHS
1 stop6h 42m
Delta
Tue 7/146:28 pm
CHS
- BWI
1 stop6h 11m
Delta
Deal found 6/23![Delta logo]()
$147
This Southwest deal was found by Cheapflights users on 6/23. 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 7/153:35 pm
BWI
- CHS
1 stop4h 55m
Southwest
Sat 7/187:30 pm
CHS
- BWI
Nonstop1h 40m
Southwest
Deal found 6/23![Southwest logo]()
$133
This Southwest deal was found by Cheapflights users on 6/23. 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 7/188:10 am
BWI
- CHS
Nonstop1h 45m
Southwest
Wed 7/223:00 pm
CHS
- BWI
Nonstop1h 35m
Southwest
Deal found 6/23![Southwest logo]()
$123
This Delta deal was found by Cheapflights users on 6/25. 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.
Sat 7/182:16 pm
BWI
- CHS
1 stop4h 43m
Delta
Sat 7/255:55 am
CHS
- BWI
1 stop4h 12m
Delta
Deal found 6/25![Delta logo]()
$157
This American Airlines deal was found by Cheapflights users on 6/24. 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.
Sat 7/188:16 pm
BWI
- CHS
1 stop3h 43m
American Airlines
Sat 7/257:50 pm
CHS
- BWI
1 stop4h 24m
American Airlines
Deal found 6/24![American Airlines logo]()
$159
This Southwest deal was found by Cheapflights users on 6/23. 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.
Tue 7/217:50 am
BWI
- CHS
1 stop5h 20m
Southwest
Tue 7/286:10 am
CHS
- BWI
2 stops8h 10m
Southwest
Deal found 6/23![Southwest logo]()
$148
This Southwest deal was found by Cheapflights users on 6/22. 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 7/2210:10 am
BWI
- CHS
2 stops10h 20m
Southwest
Wed 7/2910:45 am
CHS
- BWI
2 stops9h 35m
Southwest
Deal found 6/22![Southwest logo]()
$153
This Southwest deal was found by Cheapflights users on 6/23. 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.
Thu 7/239:35 am
BWI
- CHS
1 stop7h 45m
Southwest
Tue 7/286:50 pm
CHS
- BWI
Nonstop1h 40m
Southwest
Deal found 6/23![Southwest logo]()
$221
This Southwest deal was found by Cheapflights users on 6/22. 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.
Fri 7/313:20 pm
BWI
- CHS
2 stops7h 35m
Southwest
Sat 8/17:20 am
CHS
- BWI
Nonstop1h 35m
Southwest
Deal found 6/22![Southwest logo]()
$226
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 June 25, 2026.
Search for one-way flight options from Baltimore to Charleston. Find affordable one-way fares based on user searches. Data last updated June 25, 2026.
This Southwest deal was found by Cheapflights users on 6/22. 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.
Tue 7/218:20 am
BWI
- CHS
Nonstop1h 50m
Southwest
Deal found 6/22![Southwest logo]()
$62
This Delta deal was found by Cheapflights users on 6/22. 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.
Sat 7/186:50 pm
BWI
- CHS
1 stop5h 03m
Delta
Deal found 6/22![Delta logo]()
$74
This Delta deal was found by Cheapflights users on 6/25. 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.
Tue 9/227:05 am
BWI
- CHS
1 stop6h 00m
Delta
Deal found 6/25![Delta logo]()
$79
This American Airlines deal was found by Cheapflights users on 6/22. 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.
Sat 7/258:16 pm
BWI
- CHS
1 stop3h 43m
American Airlines
Deal found 6/22![American Airlines logo]()
$80
This Southwest deal was found by Cheapflights users on 6/22. 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 8/58:15 am
BWI
- CHS
2 stops11h 30m
Southwest
Deal found 6/22![Southwest logo]()
$83
This Southwest deal was found by Cheapflights users on 6/24. 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.
Mon 8/179:05 am
BWI
- CHS
Nonstop1h 45m
Southwest
Deal found 6/24![Southwest logo]()
$90
This Delta deal was found by Cheapflights users on 6/25. 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 8/202:18 pm
BWI
- CHS
1 stop6h 26m
Delta
Deal found 6/25![Delta logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/219:52 pm
BWI
- CHS
1 stop10h 46m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/159:37 pm
BWI
- CHS
2 stops20h 00m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$114
Find flight deals from Baltimore to Charleston
Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Charleston (CHS). 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 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $123 (Southwest) |
One-way from | $62 (Southwest) |
Popular in | March |
Cheapest in | August |
Average price | $342 |
Cheapflights Fare Finder
Customize your flight search to find flights from Baltimore to Charleston 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 25, 2026.
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
Cheapest round-trip
Quickest round-trip
BaltimoreCharleston
BWI - CHS
BWICHS
Baltimore/Washington
Tue 7/14
6:55 pm-8:45 pm
Nonstop1h 50m
Charleston
Sat 7/18
7:30 pm-9:10 pm
Nonstop1h 40m
$123
BaltimoreCharleston
BWI - CHS
BWICHS
Baltimore/Washington
Tue 8/11
8:15 am-10:05 am
Nonstop1h 50m
Charleston
Tue 8/18
6:45 am-3:05 pm
2 stops8h 20m
$138
BaltimoreCharleston
BWI - CHS
BWICHS
Baltimore/Washington
Tue 8/4
8:15 am-10:05 am
Nonstop1h 50m
Charleston
Thu 8/6
7:00 am-11:55 am
1 stop4h 55m
$161
BaltimoreCharleston
BWI - CHS
BWICHS
Baltimore/Washington
Sat 9/19
5:10 pm-11:57 pm
1 stop6h 47m
Charleston
Mon 9/21
4:10 pm-9:27 pm
1 stop5h 17m
$168
BaltimoreCharleston
BWI - CHS
BWICHS
Baltimore/Washington
Wed 8/26
8:15 am-7:45 pm
2 stops11h 30m
Charleston
Mon 8/31
6:35 am-2:35 pm
2 stops8h 00m
$187
BaltimoreCharleston
BWI - CHS
BWICHS
Baltimore/Washington
Fri 7/31
6:20 pm-12:26 am
1 stop6h 06m
Charleston
Tue 8/4
2:17 pm-7:50 pm
1 stop5h 33m
$233
BaltimoreCharleston
BWI - CHS
BWICHS
Baltimore/Washington
Mon 8/3
6:00 am-10:20 am
1 stop4h 20m
Charleston
Tue 8/4
6:15 am-10:57 am
1 stop4h 42m
$233
BaltimoreCharleston
BWI - CHS
BWICHS
Baltimore/Washington
Wed 7/15
5:00 pm-10:07 pm
1 stop5h 07m
Charleston
Sat 7/18
9:10 am-1:07 pm
1 stop3h 57m
$238
BaltimoreCharleston
BWI - CHS
BWICHS
Baltimore/Washington
Thu 9/17
6:00 am-10:06 am
1 stop4h 06m
Charleston
Mon 9/21
4:10 pm-9:27 pm
1 stop5h 17m
$249
BaltimoreCharleston
BWI - CHS
BWICHS
Baltimore/Washington
Mon 7/13
3:20 pm-10:55 pm
2 stops7h 35m
Charleston
Sat 7/18
7:30 pm-9:10 pm
Nonstop1h 40m
$257
Showing 1-10 of 21 resultsSorted by cheapest first
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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 79 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, August is the cheapest month in which you can book a flight from Baltimore to Charleston (average of $275). 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?
Find hourly flight availability from Baltimore to Charleston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 25, 2026.
It’s typically best to fly out from Baltimore to Charleston in the afternoon. Doing so could potentially save you 29% 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?
Use this chart to determine the cheapest time to fly round-trip from Baltimore to Charleston. Price data was last updated on June 20, 2026.
Travelers seeking maximum savings on their Baltimore to Charleston flight should consider departing on Saturday afternoons when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Baltimore to Charleston flights
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Reviews of airlines servicing Charleston
Get insights into the airlines that provide service to Charleston. 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 Charleston. Reviews last updated June 25, 2026.
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.
Overall
7.9
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentDavid,Aug 2023
BWI - SAN
Overall
7.9
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentDavid,Aug 2023
BWI - SAN
Overall
7.9
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentDavid,Aug 2023
BWI - SAN
Overall
7.9
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentDavid,Aug 2023
BWI - SAN
Related info for your journey
Find useful and relevant information for your journey from Baltimore to Charleston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Charleston?
Book flights to Charleston if you plan to visit one of these locationsNorth Charleston
Santee
Summerville
Walterboro
Isle of Palms
Mount Pleasant
Goose Creek
Edisto Beach
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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 June 25, 2026.
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Baltimore and Charleston flights
Browse other Baltimore and Charleston flight options. Last updated on June 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Baltimore to Charleston
Discover the top 3 airlines that operate flights from Baltimore to Charleston. 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 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$122 | Average$270 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$175 | Average$354 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$207 | Average$358 | FlexibilityNo cancel fee | On-time71% |