Cheap Flights from Charleston (CHS) to San Juan (SIG)

Popular airlines from Charleston Intl. Airport (CHS) to San Juan (SIG-Fernando Luis Ribas Dominicci)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Alternative airports near San Juan

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Luis Munoz Marin Intl. SJU. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $386
SJU
Luis Munoz Marin Intl.
Cheapest
Average driving time to city center16 min
Flights from $386
Flights from Charleston (CHS) to San Juan (SIG)
Origin airport
Charleston Intl.
Destination airport
Fernando Luis Ribas Dominicci
Distance
1318 mi

Charleston to San Juan Flights

The cheapest times to fly from Charleston to San Juan

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Charleston to San Juan are during the month of . You can find some of the cheapest flights from Charleston to San Juan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Charleston to San Juan

Sunday is one of the best days to book for cheap flights from Charleston to San Juan: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Charleston to San Juan

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Charleston to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Charleston to San Juan flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Charleston to San Juan airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Charleston Intl. Airport (CHS) to Fernando Luis Ribas Dominicci Airport (SIG) cost?
Lock in a cheap one-way flight or cheap return flight from Charleston Intl. Airport (CHS) to Fernando Luis Ribas Dominicci Airport (SIG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Charleston Intl. Airport (CHS) to Fernando Luis Ribas Dominicci Airport (SIG)?
Planning your trip for may help you find better deals, as it's the cheapest month for flights between CHS and SIG. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Charleston Intl. Airport (CHS) to Fernando Luis Ribas Dominicci Airport (SIG)?
To find the cheapest airline flying from CHS to SIG, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Charleston Intl. Airport (CHS) to Fernando Luis Ribas Dominicci Airport (SIG)?
Direct flights from Charleston Intl. Airport (CHS) to Fernando Luis Ribas Dominicci Airport (SIG) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CHS to SIG?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary based on a number of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Charleston Intl. Airport (CHS) to Fernando Luis Ribas Dominicci Airport (SIG)?
Opt for a flight from Charleston Intl. Airport (CHS) to Fernando Luis Ribas Dominicci Airport (SIG) that leaves before 3 PM to reduce the likelihood of delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Charleston Intl. Airport (CHS) to Fernando Luis Ribas Dominicci Airport (SIG) last-minute?
Holding off until right before your break to book a ticket from CHS to SIG generally means paying more. Although you may find some last-minute offers, they aren't always guaranteed. Be flexible with your travel plans for a better chance of scoring a bargain.
Can I cancel or change the date of my flight from Charleston Intl. Airport (CHS) to Fernando Luis Ribas Dominicci Airport (SIG)?
In most instances, you can cancel or reschedule your CHS to SIG flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you want more details, go to our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.