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Charleston

Find cheap Southwest flights to Charleston

CMH — CHS
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Find Southwest flight deals to Charleston

Cheapest Southwest flights from USA to Charleston
Explore the most affordable Southwest flight options available from USA to Charleston. Find the lowest fares with prices last updated on July 27, 2026.

This Southwest deal was found by Cheapflights users on 7/24. 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.
Wed 8/269:45 am
LGA
-
CHS
1 stop8h 35m
Southwest
Mon 8/315:20 pm
CHS
-
LGA
1 stop6h 00m
Southwest
Deal found 7/24$227
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 8/199:45 am
LGA
-
CHS
1 stop8h 35m
Southwest
Fri 8/215:20 pm
CHS
-
LGA
1 stop6h 00m
Southwest
Deal found 7/23$237
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 8/2012:00 pm
LGA
-
CHS
1 stop6h 35m
Southwest
Wed 8/266:45 am
CHS
-
LGA
2 stops12h 05m
Southwest
Deal found 7/23$238

Flights to Charleston with Southwest at a glance

Find detailed information about Southwest flights from USA to Charleston. Explore the options provided by Southwest to plan your journey from USA to Charleston. Data last updated July 27, 2026.

Popular in

December

Cheapest in

February

Average price

$400

Round-trip from

$227

One-way from

$114

Good one-way deal

$133 or less
Highest demand for flights to Charleston with Southwest; 5% potential price increase.
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Best time to find cheap flights to Charleston with Southwest; 1% potential price drop.
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Average price for flights to Charleston with Southwest (round-trip).
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Southwest
  • Southwest
  • 8/26-8/31
  • 2 total stops
  • 14h 35m total
  • USA to Charleston
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Southwest
  • Southwest
  • 8/29
  • 1 total stop
  • 5h 45m total
  • USA to Charleston
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Price to beat on a one-way flight from the United States to Charleston with Southwest.
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Cheapflights Insights

Find cheap Southwest flights to Charleston

How long is the flight to Charleston with Southwest?

On average, Southwest flights from the United States to Charleston take 2 hours 4 minutes. Flights to Charleston from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.

Southwest weekly flight availability to Charleston

The most flights to Charleston operated by Southwest are scheduled on a Sunday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (11 on average).

When is the best time to book a flight to Charleston with Southwest?

The best time to book a flight to Charleston with Southwest is 83 days before departure. On average, fares are higher if you book on the same day as departure.

When is the cheapest time to fly to Charleston with Southwest?

Users looking for the cheapest Southwest fares to Charleston should consider flying on Tuesday afternoons, when prices are typically cheapest. Budget-minded travellers will want to avoid Thursday evenings, when prices are usually at their highest.

FAQs about flights to Charleston with Southwest

  • Which airport do Southwest flights arrive at when travelling to Charleston?

    Southwest flights on this route tend to land at Charleston Airport.

  • Is Southwest the cheapest airline for a flight to Charleston?

    Flight prices will depend on many factors like date, time and cabin class so it is worth comparing flights before booking. Based on Cheapflights data the cheapest average return price for flights to Charleston tends to be with Avelo Airlines.

  • Are there alternative airlines other than Southwest that fly to Charleston?

    American Airlines, Breeze Airways and Delta all fly to Charleston and offer an alternative to Southwest.

  • How much is a flight to Charleston with Southwest?

    The average price for a return flight with Southwest is $437; with a one-way flight around $252.

See more FAQs

Reviews of Southwest

See what Cheapflights users have to say about their Southwest experience.
Southwest
8.0
Very good
4,229 reviews
Overview

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Popular Southwest flights

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