Cheap flights from Charleston to Cancún from $137

If you don’t want to visit Cancún in July, then you should wait until August to fly from Charleston, when ticket prices are also cheap, with an average price of $389.

The cheapest day to depart from Charleston to Cancún is on a Saturday when prices can be found for as low as $349. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $610. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cancún.

Our most recent data shows that the best time of day to fly to Cancún is in the afternoon. Flights from Charleston to Cancún during this time can be as low as $333. Flights to Cancún are more costly in the morning, with an average ticket price of $711. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Charleston to Cancun for the best Charleston - Cancun flight prices

You are more likely to see cheaper flights to Cancún from Charleston when booking weeks ahead of your departure date. In general, you can expect to find flights to Cancún for around $557 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cancún from Charleston for as low as $447 on momondo.

There are 2 cabin classes available to choose from on Charleston to Cancún flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Charleston to Cancún.

As of November 2026, prices for Charleston to Cancún flights are approximately 49% more expensive when compared to flights at the same time last year.

Breeze Airways and Southwest are the most popular carriers operating from Charleston to Cancun

American Airlines, Delta and Breeze Airways are the top three most popular airlines that fly to Cancún from Charleston according to our data. American Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Cancún. Keep in mind that there are 7 different airlines that fly to Cancún on a routine basis, so you have a few additional options to choose from.

Atlanta (ATL) was the most common stop: 38% of momondo users choosing 1-stop flights on this route connected there.

Flights via Houston (IAH) offer the lowest average round-trip price of $389.

Flights connecting via Miami (MIA) have the shortest average one-way travel time: 4h 45m.

Charlotte (CLT) has the shortest average layover time for this route: 1h 17m.