Cheap Flights from San Sebastian (EAS) to Charleston (CHS)

Popular airlines from San Sebastian (EAS) to Charleston Intl. Airport (CHS)

Frequently asked questions

How much does a flight from San Sebastian Airport (EAS) to Charleston Intl. Airport (CHS) cost?
Lock in a cheap one-way flight or cheap return flight from San Sebastian Airport (EAS) to Charleston Intl. Airport (CHS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from San Sebastian Airport (EAS) to Charleston Intl. Airport (CHS)?
is the cheapest month to fly from EAS to CHS. Traveling outside of peak seasons is often the key to finding better deals on flights.
What is the cheapest airline that flies from San Sebastian Airport (EAS) to Charleston Intl. Airport (CHS)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest EAS to CHS flight.
How many flights per day from San Sebastian Airport (EAS) to Charleston Intl. Airport (CHS)?
There aren't any daily nonstop flights departing from San Sebastian Airport (EAS) to Charleston Intl. Airport (CHS). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from EAS to CHS?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Sebastian Airport (EAS) to Charleston Intl. Airport (CHS)?
To avoid potential delays on the San Sebastian Airport (EAS) to Charleston Intl. Airport (CHS) route, travel before 3 PM. Later flights have a 22% higher chance of cancellation.**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 San Sebastian Airport (EAS) to Charleston Intl. Airport (CHS) last-minute?
Booking your flight from EAS to CHS shortly before your journey is usually more expensive. But if there's some wiggle room with your travel times and dates, you could score a cheap last-minute fare.
Is it cheaper to book an EAS to CHS flight and hotel package?
You'll generally save money by booking an EAS to CHS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your ideal accommodations and flights, you can add extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from San Sebastian Airport (EAS) to Charleston Intl. Airport (CHS)?
If you booked your EAS to CHS flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

Travel information

Origin airport
San Sebastian
Destination airport
Charleston Intl.
Distance
4158 mi

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San Sebastian to Charleston Flights

The cheapest times to fly from San Sebastian to Charleston

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 San Sebastian to Charleston are during the month of . You can find some of the cheapest flights from San Sebastian to Charleston with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from San Sebastian to Charleston: 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 San Sebastian to Charleston

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 San Sebastian to Charleston 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 San Sebastian to Charleston 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 San Sebastian to Charleston 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.

 

San Sebastian to Charleston Flights

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*Available to One Key members.