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Cheap Flights from Charleston to San Diego

Compare Charleston to San Diego flight deals

Find the cheapest month or even day of the year to fly to San Diego

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Flight deals from Charleston to San Diego

Looking for a cheap last-minute deal or the best return flight from Charleston Airport to San Diego? If you want to travel next month, return fares start from R 4,607. Find the lowest prices on one-way and return tickets right here.
San Diego.R 2,008 per passenger.Departing Tue, 13 Oct.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Charleston on Tue, 13 Oct, arriving in San Diego International.Price includes taxes and charges.From R 2,008, select.
San Diego.R 2,326 per passenger.Departing Wed, 18 Nov.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Charleston on Wed, 18 Nov, arriving in San Diego International.Price includes taxes and charges.From R 2,326, select.
San Diego.R 2,340 per passenger.Departing Tue, 11 Aug.One-way flight with United.Outbound indirect flight with United, departs from Charleston on Tue, 11 Aug, arriving in San Diego International.Price includes taxes and charges.From R 2,340, select.
San Diego.R 2,342 per passenger.Departing Tue, 28 Jul.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Charleston on Tue, 28 Jul, arriving in San Diego International.Price includes taxes and charges.From R 2,342, select.
San Diego.R 2,414 per passenger.Departing Thu, 10 Dec.One-way flight with Delta.Outbound indirect flight with Delta, departs from Charleston on Thu, 10 Dec, arriving in San Diego International.Price includes taxes and charges.From R 2,414, select.
San Diego.R 2,572 per passenger.Departing Tue, 8 Sep.One-way flight with Delta.Outbound indirect flight with Delta, departs from Charleston on Tue, 8 Sep, arriving in San Diego International.Price includes taxes and charges.From R 2,572, select.

Find the cheapest month to fly from Charleston to San Diego

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Charleston to San Diego flights are currently cheapest in October.
Jul
from R 2,342
Aug
from R 2,340
Sep
from R 2,572
Oct
from R 2,008
Nov
from R 2,326
Dec
from R 2,414
Jan
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Feb
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Mar
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Apr
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May
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Jun
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Alternative Charleston to San Diego routes

Looking for the cheapest, fastest or easiest route from Charleston to San Diego? You could fly into the following airports instead.

San Diego International

4km from central San Diego
ClosestCheapest
from R 2,008
Search flights

McClellan-Palomar

48km from central San Diego
from R 8,617
Search flights

Charleston to San Diego: Flight information

The things to know before you go.
Cheapest flight foundR 2,008
Cheapest month to flyOctober

Finding cheap flights from Charleston to San Diego: Frequently asked questions

There are 2 airports in San Diego: San Diego International and McClellan-Palomar.
The best price we found for a return flight from Charleston to San Diego is R 4,590. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Charleston to San Diego. But we found flights with one or more stops from R 4,590.
As of July 2026, there are no flights flying from Charleston to San Diego.
The cheapest month to fly from Charleston to San Diego is usually September.
If you're flying from Charleston Airport, the cheapest airport near San Diego is San Diego International – which is 4.1 km away from the centre of San Diego. We've found flights into this airport from R 4,590.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Charleston Airport to San Diego on Wednesday, 30 September 2026.
No airlines currently offer direct flights between Charleston Airport and San Diego. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.

In July, the average temperature is usually around 22°C. August is typically the warmest month in San Diego, when it usually averages around 28°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging 10°C. The rainiest month is February.
Currently, United offers the cheapest flight tickets to San Diego.

Travelling from Charleston International Airport (CHS) to San Diego: what you need to know

  • The timezone in San Diego is UTC-8. The city is three hours behind Charleston, where Charleston International Airport is located.

  • To avoid rushing for your CHS to San Diego flight, leave plenty of time to navigate the airport and find your gate. Turning up two hours before international departures and one hour before domestic flights is the general travel rule.

  • Flying during a peak time such as June? Major public holidays and other high seasons can mean longer queues and delays at check-in and security. Be extra cautious and get there up to four hours before an international flight and two hours before domestic departures.

  • Located around 16 kilometres from the centre of Charleston, CHS can be reached in about 25 minutes by car (depending on traffic). The journey on public transport takes roughly 50 minutes.

  • Planning to catch an early flight from Charleston International Airport to San Diego? Avoid the stress of rushing to the airport (and catch some extra z's) by choosing one of these hotels close to CHS:

  • 79% of flights departing from Charleston International Airport make it to their destination on time.

How to find the cheapest flights from Charleston International Airport (CHS) to San Diego

  • R 2,008 is currently the best price for a one-way Charleston International Airport to San Diego flight. A return plane ticket starts at R 4,590. These prices may change based on availability and demand.

  • To pick up cheap flights from CHS to San Diego, book as early as possible. Airlines typically offer the most competitive fares when tickets first go on sale.

  • If you have flexibility with your trip dates, check out the 'Whole month' tool. It'll give you the lowest price across every month when searching for your Charleston International Airport to San Diego ticket.

  • Save time looking for cheap flights from CHS to San Diego by setting up a Price Alert. You'll receive an email or notification through the app when a special offer becomes available.

  • Tailor your trip with filters. Choose your departure and arrival times, total journey duration and airlines. You can also sort results by 'Fastest,' 'Best' or 'Cheapest' flights from Charleston International Airport to San Diego.

Airports in San Diego

San Diego International Airport (SAN)

  • San Diego International Airport (SAN) to the centre of San Diego takes around 15 minutes by car. The centre is roughly 5 kilometres away.

  • Travelling on public transport will take you around 25 minutes.

  • Consider staying in a hotel close to SAN if you're coming in on a late flight from Charleston International Airport to San Diego. Choose one of these accommodation options and skip the long transfer:

  • Get the best deal by reserving your ride from San Diego International Airport around two weeks ahead of your flight from CHS to San Diego.

  • SAN is located at N Harbour Dr.

McClellan-Palomar Airport (CLD)

  • If you're staying in central San Diego (or just want to explore straight away), the city is around 48 kilometres from McClellan-Palomar Airport (CLD). Keep an eye out for any visitor information desks to get directions after hopping off your flight from Charleston International Airport to San Diego.

  • You'll find some great places ready to welcome you near CLD. Unwind and get cosy after your CHS to San Diego flight at any of these perfectly located options:

  • Generally, the earlier you book, the better the prices and vehicle selection. Reserve your ride from CLD once your travel dates are set.

Best time to go to San Diego

  • It's time to figure out your travel dates for your flight from Charleston International Airport to San Diego. July is the busiest month for a trip to San Diego. If you like a more peaceful vibe, go in December.

  • The warmest month in San Diego is August, with temperatures ranging between 16ºC (61ºF) and 27ºC (81ºF). Lock in your Charleston International Airport to San Diego plane ticket then if that's your ideal forecast.

  • February sees average temperatures of between 8ºC (46ºF) and 22ºC (72ºF). Search for a cheap ticket from CHS to San Diego around that time if you like travelling in cooler conditions.

More about San Diego

  • After booking your flight from Charleston International Airport to San Diego, choose a hotel that puts you right where the action is. Make one of these accommodation options your base for exploring San Diego:

  • San Diego Balboa Park and San Diego Zoo are just a couple of the top attractions to put on your San Diego must-do list. Continue your sightseeing adventures at USS Midway Museum.

Explore more of the United States

  • You've seen San Diego, now it's time to discover other corners of the United States. Journey about 177 kilometres northwest to Los Angeles to check off its top sights. From Hollywood Sign to Universal Studios Hollywood and Hollywood Bowl, your itinerary will be busy.

  • Around 483 kilometres east of San Diego, Phoenix is another favourite stop in the United States. Experience the best of this destination with a visit to Camelback Mountain, Yayoi Kusama Fireflies Infinity Mirror Room and Heard Museum.

Plan the rest of your trip from Charleston to San Diego

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.