Cheap flights from Houston George Bush Intcntl Airport to Charleston from $105

The cheapest month to fly to Charleston from Houston George Bush Intcntl Airport is in July. Flight prices, which tend to average around $359, are often lower during this time because this is during the off-season. The month of April is another great option to travel to Charleston, with average flight prices from Houston George Bush Intcntl Airport averaging around $398.

The cheapest day to depart from Houston George Bush Intcntl Airport to Charleston is on a Wednesday. Travelers who choose to depart for Charleston on a Wednesday will often find tickets for as low as $311. The most expensive day to fly to Charleston is Sunday, with ticket prices averaging around $436.

The cheapest time of day to fly to Charleston is in the evening when flights can be purchased for as low as $379. In the morning is when there is more demand to fly to Charleston, so prices are often more expensive at around $486 per ticket.

Fly from Houston George Bush Intcntl to Charleston for the best Houston George Bush Intcntl - Charleston flight prices

There are 4 cabin classes available to choose from on Houston George Bush Intcntl to Charleston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 13% on your flight if you consider stops on a Houston George Bush Intcntl Airport to Charleston flight.

United Airlines is the most popular carrier operating from Houston George Bush Intcntl to Charleston

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Charleston from Houston George Bush Intcntl Airport according to our data. United Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Charleston. Keep in mind that there are 4 different airlines that fly to Charleston on a routine basis, so you have a few additional options to choose from.

Historically, on average around 17% of flights between Houston and Charleston have experienced a delay on any given week. The average delay length over the past 12 months has been 153 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Thursday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 17% of their flights experiencing any sort of delay.

4 flights are operational daily from Houston George Bush Intcntl Airport to Charleston as of March 2026. The most popular departure time for this route is 12:00PM, with 57% of flights per day taking off in the afternoon.

As of March 2026, 30 flights take off from Houston George Bush Intcntl Airport and land in Charleston each week. The most common flight departure day for this route is Tue, with 17% of weekly flights taking off on this day.