San Diego

$100+ Cheap flights from Charleston to San Diego (CHS - SAN)

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 6/28. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — SAN
jun. 17 — jun. 241
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Cheapflights Tip: The best prices from Charleston to San Diego are usually found in May or October, booked 45 days in advance, depart on a Friday or Wednesday and return on a Wednesday

Cheap flight deals from Charleston to San Diego

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

Round-trip from

$253
(JetBlue)

One-way from

$100
(Mytrip)

Popular in

March

Cheapest in

May

Average price

$439
From Charleston to San Diego
One-way flight from Charleston to San Diego
Highest demand for flights based on searches. 5% potential increase in price ($24 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Average for round-trip flights in June 2025

Find flight deals from Charleston to San Diego

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

This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/412:05 pmCHS - SAN
1 stop10h 48mJetBlue
mar. 7/88:30 pmSAN - CHS
1 stop10h 45mJetBlue
Deal found 6/11$253
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.
vie. 9/191:02 pmCHS - SAN
2 stops22h 12mSpirit Airlines
dom. 9/2111:40 amSAN - CHS
2 stops21h 27mSpirit Airlines
Deal found 6/11$269
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.
mar. 8/267:10 amCHS - SAN
2 stops9h 35mSouthwest
mar. 9/29:10 pmSAN - CHS
1 stop9h 45mSouthwest
Deal found 6/12$302
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/262:47 pmCHS - SAN
2 stops7h 51mAmerican Airlines
mar. 9/210:39 amSAN - CHS
2 stops9h 24mAmerican Airlines
Deal found 6/12$307
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/269:42 amCHS - SAN
2 stops24h 31mMultiple Airlines
mié. 7/26:15 amSAN - CHS
2 stops11h 19mMultiple Airlines
Deal found 6/11$315
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/44:27 pmCHS - SAN
1 stop7h 11mUnited Airlines
mar. 7/88:45 amSAN - CHS
2 stops9h 48mUnited Airlines
Deal found 6/10$330
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/76:23 pmCHS - SAN
1 stop7h 58mDelta
dom. 8/176:25 amSAN - CHS
1 stop9h 29mDelta
Deal found 6/10$332
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/96:03 pmCHS - SAN
1 stop17h 50mAlaska Airlines
vie. 8/227:59 pmSAN - CHS
2 stops18h 41mAlaska Airlines
Deal found 6/12$413

Cheapflights Fare Finder

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

Fly from

Charleston

Fly to

San Diego

Route

Depart

Return

Price

CharlestonSan Diego

CHS - SAN

CHSSAN

Charleston

vie. 7/4

12:05 pm-7:53 pm

1 stop10h 48m

San Diego

mar. 7/8

8:30 pm-10:15 am

1 stop10h 45m

$253

CharlestonSan Diego

CHS - SAN

CHSSAN

Charleston

jue. 7/24

2:28 pm-11:06 pm

2 stops11h 38m

San Diego

dom. 7/27

6:15 am-9:53 am

2 stops24h 38m

$271

CharlestonSan Diego

CHS - SAN

CHSSAN

Charleston

mar. 8/26

7:10 am-1:45 pm

2 stops9h 35m

San Diego

mar. 9/2

9:10 pm-9:55 am

1 stop9h 45m

$302

CharlestonSan Diego

CHS - SAN

CHSSAN

Charleston

mar. 8/26

2:47 pm-7:38 pm

2 stops7h 51m

San Diego

mar. 9/2

10:39 am-11:03 pm

2 stops9h 24m

$307

CharlestonSan Diego

CHS - SAN

CHSSAN

Charleston

jue. 6/26

9:42 am-7:13 am

2 stops24h 31m

San Diego

mié. 7/2

6:15 am-8:34 pm

2 stops11h 19m

$315

CharlestonSan Diego

CHS - SAN

CHSSAN

Charleston

vie. 7/4

4:27 pm-8:38 pm

1 stop7h 11m

San Diego

mar. 7/8

8:45 am-9:33 pm

2 stops9h 48m

$330

CharlestonSan Diego

CHS - SAN

CHSSAN

Charleston

jue. 8/7

6:23 pm-11:21 pm

1 stop7h 58m

San Diego

dom. 8/17

6:25 am-6:54 pm

1 stop9h 29m

$332

CharlestonSan Diego

CHS - SAN

CHSSAN

Charleston

sáb. 8/9

6:03 pm-8:53 am

1 stop17h 50m

San Diego

vie. 8/22

7:59 pm-5:40 pm

2 stops18h 41m

$413

CharlestonSan Diego

CHS - SAN

CHSSAN

Charleston

vie. 7/11

2:28 pm-11:06 pm

2 stops11h 38m

$124

CharlestonSan Diego

CHS - SAN

CHSSAN

Charleston

jue. 8/7

3:26 pm-11:06 pm

2 stops34h 40m

$134

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 17 results
1
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Best time to book a flight from Charleston to San Diego

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

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

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

To ensure you get the cheapest price possible for a flight from Charleston to San Diego, you should look to book at least 45 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Charleston to San Diego (average of $286). Flying from Charleston to San Diego in March is currently the most expensive (average of $366). 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 SAN?

Find hourly flight availability from Charleston to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

It’s typically best to fly out from Charleston to San Diego in the afternoon. Doing so could potentially save you 10% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Charleston to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Charleston to San Diego. Price data was last updated on December 16, 2024.

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

Rainfall in San Diego by month

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

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

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

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated junio 12, 2025.
Get a feel of what it's like to fly with Breeze Airways, Alaska Airlines and Southwest from Charleston to San Diego by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.3

Food

6.7

Crew

8.8

Comfort

8.2

Overall

8.1

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Boarding

8.3

Food

6.7

Crew

8.8

Comfort

8.2

Overall

8.1

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Boarding

8.3

Food

6.7

Crew

8.8

Comfort

8.2

Overall

8.1

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Boarding

8.3

Food

6.7

Crew

8.8

Comfort

8.2

Overall

8.1

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
8.0
Very good

Boarding

8.3

Food

6.7

Crew

8.8

Comfort

8.2

Overall

8.1

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Boarding

8.3

Food

6.7

Crew

8.8

Comfort

8.2

Overall

8.1

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Related info for your journey

Find useful and relevant information for your journey from Charleston to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from Charleston to San Diego round-trip?

    Cheapflights users have booked flights from Charleston to San Diego round-trip from $253. Other airlines that can offer you cheap pricing are Spirit Airlines, from $271, and Southwest, from $302. JetBlue is 37% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airlines for a one-way flight from Charleston to San Diego are Spirit Airlines ($100), American Airlines ($136), and JetBlue ($137).

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Charleston to San Diego (average of $286). Flying from Charleston to San Diego in March is currently the most expensive (average of $366). 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
El Cajon
Chula Vista
National City
Imperial Beach
La Mesa
Alpine
Lemon Grove
Poway
Santee
Coronado

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Charleston to San Diego

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Charleston to San Diego

Discover the top 6 airlines that operate flights from Charleston to San Diego. 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$112Average$282FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$163Average$265FlexibilityNo cancel feeOn-time62%
DeltaCheapest$257Average$399FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$270Average$402FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$294Average$454FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$351Average$454FlexibilityNo cancel feeOn-time63%

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