HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Charleston

$140+ Cheap flights from San Diego to Charleston (SAN - 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — CHS
Aug 24 — Aug 311
Mon 8/24
Mon 8/31
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Diego 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.

Cheap flight deals from San Diego to Charleston

Cheapest flights from San Diego to Charleston
Explore the most affordable flight options available from San Diego to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2026.

This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2612:01 pm
SAN
-
CHS
1 stop7h 10m
United Airlines
Mon 8/3111:40 am
CHS
-
SAN
1 stop9h 50m
United Airlines
Deal found 7/23$284
This Southwest deal was found by Cheapflights users on 7/22. 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 10/69:50 pm
SAN
-
CHS
1 stop9h 20m
Southwest
Mon 10/128:45 pm
CHS
-
SAN
1 stop6h 45m
Southwest
Deal found 7/22$289
This Southwest deal was found by Cheapflights users on 7/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:15 am
SAN
-
CHS
2 stops10h 10m
Southwest
Thu 10/294:45 pm
CHS
-
SAN
2 stops10h 00m
Southwest
Deal found 7/20$299
This Southwest deal was found by Cheapflights users on 7/23. 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 9/810:40 pm
SAN
-
CHS
1 stop8h 25m
Southwest
Thu 9/106:35 am
CHS
-
SAN
2 stops9h 40m
Southwest
Deal found 7/23$307
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:45 pm
SAN
-
CHS
1 stop9h 18m
United Airlines
Thu 8/274:38 pm
CHS
-
SAN
1 stop8h 32m
United Airlines
Deal found 7/20$310
This American Airlines deal was found by Cheapflights users on 7/22. 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 10/1011:17 am
SAN
-
CHS
1 stop8h 16m
American Airlines
Wed 10/147:08 pm
CHS
-
SAN
1 stop7h 30m
American Airlines
Deal found 7/22$312
This Southwest deal was found by Cheapflights users on 7/23. 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 9/1710:40 pm
SAN
-
CHS
1 stop9h 15m
Southwest
Mon 9/217:00 am
CHS
-
SAN
2 stops12h 40m
Southwest
Deal found 7/23$313
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:25 pm
SAN
-
CHS
1 stop9h 11m
United Airlines
Mon 8/174:30 pm
CHS
-
SAN
1 stop7h 04m
United Airlines
Deal found 7/20$315
This Southwest deal was found by Cheapflights users on 7/23. 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 8/268:35 am
SAN
-
CHS
2 stops8h 10m
Southwest
Mon 8/316:35 am
CHS
-
SAN
2 stops9h 40m
Southwest
Deal found 7/23$322

Find flight deals from San Diego to Charleston

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 July 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$284
(United Airlines)

One-way from

$140
(United Airlines)

Popular in

March

Cheapest in

January

Average price

$476
Provider with most accurate pricing for San Diego-Charleston flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Charleston flights.
Search Deals
From San Diego to Charleston
Search Deals
One-way flight from San Diego to Charleston
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego 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 July 25, 2026.
Use the filters below to find and compare flights from San Diego to Charleston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San DiegoCharleston

SAN - CHS

SANCHS

San Diego

Tue 10/6

6:15 am-4:40 pm

1 stop7h 25m

Charleston

Mon 10/12

6:40 pm-11:10 pm

1 stop7h 30m

$289

San DiegoCharleston

SAN - CHS

SANCHS

San Diego

Thu 10/22

11:10 am-12:15 am

1 stop10h 05m

Charleston

Mon 10/26

6:40 pm-11:10 pm

1 stop7h 30m

$294

San DiegoCharleston

SAN - CHS

SANCHS

San Diego

Thu 9/17

10:40 pm-10:55 am

1 stop9h 15m

Charleston

Mon 9/21

7:00 am-4:40 pm

2 stops12h 40m

$313

San DiegoCharleston

SAN - CHS

SANCHS

San Diego

Mon 8/10

10:40 pm-12:35 pm

2 stops10h 55m

Charleston

Mon 8/17

11:35 am-7:55 pm

2 stops11h 20m

$383

San DiegoCharleston

SAN - CHS

SANCHS

San Diego

Thu 9/17

10:30 pm-10:41 am

1 stop9h 11m

Charleston

Mon 9/21

2:54 pm-8:29 pm

1 stop8h 35m

$399

San DiegoCharleston

SAN - CHS

SANCHS

San Diego

Tue 9/22

6:42 am-7:40 pm

1 stop9h 58m

Charleston

Sat 9/26

8:00 am-8:08 pm

2 stops15h 08m

$404

San DiegoCharleston

SAN - CHS

SANCHS

San Diego

Mon 9/28

10:30 pm-10:27 am

1 stop8h 57m

Charleston

Thu 10/1

11:27 am-8:08 pm

2 stops11h 41m

$404
Cheapest one-way
Quickest one-way

San DiegoCharleston

SAN - CHS

SANCHS

San Diego

Wed 10/7

12:25 pm-9:55 pm

1 stop6h 30m

$145

San DiegoCharleston

SAN - CHS

SANCHS

San Diego

Sat 8/22

2:00 pm-11:59 pm

1 stop6h 59m

$149

San DiegoCharleston

SAN - CHS

SANCHS

San Diego

Sat 9/5

6:28 pm-10:36 am

2 stops13h 08m

$150

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Compare providers for flights from San Diego 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 San Diego to Charleston in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice 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 San Diego-Charleston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Charleston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Charleston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-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 San Diego-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 San Diego to Charleston

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

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

Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego 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 San Diego to Charleston?

Currently, January is the cheapest month in which you can book a flight from San Diego to Charleston (average of $362). Flying from San Diego to Charleston in March is currently the most expensive (average of $556). 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.

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

Airfare is below average for this route at the moment.

San Diego to Charleston flights typically cost between $394 and $544 in August.
The cheapest round-trip price found within the last 5 days was $284 on United Airlines (Aug 26-Aug 31).

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 July 25, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from San Diego 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
4,234 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
Southwest
8.0
Very good
4,234 reviews
Southwest
8.0
Very good
4,234 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
Delta
7.8
Good
8,482 reviews
Southwest
8.0
Very good
4,234 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
United Airlines
7.4
Good
10,029 reviews
Southwest
8.0
Very good
4,234 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
American Airlines
7.1
Good
11,843 reviews
Southwest
8.0
Very good
4,234 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
JetBlue
7.1
Good
3,022 reviews
Southwest
8.0
Very good
4,234 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Related info for your journey

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

  • How long is the flight from San Diego to Charleston?

    Southwest can get you from San Diego to Charleston in just under 7h 25m. Your travel time can differ by up to . San Diego and Charleston are separated by a distance of 2145 mi.

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

    Cheapflights users have booked flights from San Diego to Charleston round-trip from $134. Other airlines that can offer you cheap pricing are Delta, from $296, and American Airlines, from $324. You may be able to fly from San Diego to Charleston for 70% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $148. United Airlines flights start at $152 while deals on American Airlines start at $153 one-way.

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

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

  • How can I find direct flights from San Diego to Charleston?

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

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

    Yes. Cheapflights offers flight deals from San Diego 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 San Diego to Charleston?

    Currently, January is the cheapest month in which you can book a flight from San Diego to Charleston (average of $362). Flying from San Diego to Charleston in March is currently the most expensive (average of $556). 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

Traveling to a place near Charleston?

Book flights to Charleston if you plan to visit one of these locations
North Charleston
Santee
Summerville
Walterboro
Isle of Palms
Mount Pleasant
Goose Creek
Edisto Beach

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.

Top 5 airlines flying from San Diego to Charleston

Discover the top 5 airlines that operate flights from San Diego 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 July 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$134Average$274FlexibilityNo cancel feeOn-time62%
DeltaCheapest$296Average$442FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$324Average$468FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$330Average$456FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$338Average$476FlexibilityNo 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.
Site
©2026 Cheapflights