$131 Cheap Flights from Buffalo (BUF) to Charleston (CHS)

Buffalo (BUF) to Charleston (CHS) at a glance

Travel from Buffalo Niagara International Airport (BUF) to Charleston International Airport (CHS) with a range of options on this domestic short-haul route. Explore various airlines offering flights from Buffalo to Charleston, allowing you to compare full-service and low-cost carriers. This way, you can easily find the best itinerary that aligns with your budget, schedule, and travel plans as you enjoy the iconic sights and neighborhoods of Charleston. Discover key details about Charleston flights to help plan your journey.

• Fastest flight duration: around 3h 15m in-flight, plus roughly 1h 15m layover with one stop
• Route distance: roughly 700 miles (1,130 km)
• Flights per week: around 13 departures on average
• Typical fares (one-way): economy tickets often range from $90–$330, depending on seasonality and how far ahead you book

Flights from Buffalo Niagara International Airport (BUF) to Charleston International Airport (CHS)

According to recent traveler bookings, the top airlines flying from Buffalo to Charleston are favored for their one-stop service, often routing through Charlotte-Douglas International Airport (CLT) with a layover of about 1 hour and 15 minutes, Baltimore Washington International Thurgood Marshall Airport (BWI) with a similar layover time, and John F. Kennedy International Airport (JFK) also offering a 1 hour and 15 minutes stop. These options provide the flexibility to balance price, total travel time, and cabin class for the ideal travel experience.

• American Airlines: This full-service airline provides one-stop flights, capturing around 45% of departures for this route. One-way ticket prices generally fall between $100 and $315, with an in-flight duration of 3 hours and 15 minutes, leading to a total travel time of approximately 4 hours and 30 minutes, including layover time.
• Southwest Airlines: A budget-friendly option, Southwest Airlines offers one-stop service and represents about 19% of the departures on this route. One-way fares usually range from $90 to $370, and you can expect an in-flight time of 3 hours and 15 minutes, with the overall journey taking about 4 hours and 30 minutes, including layovers.
• Delta: Delta is a full-service carrier that provides one-stop flights, accounting for roughly 18% of departures on this route. Their one-way fares typically range from $100 to $330, with an in-flight duration of 3 hours and 15 minutes, resulting in a total travel time of around 4 hours and 30 minutes when including layovers.
• United: As another full-service option, United offers one-stop flights that make up about 9% of the departures for this route. One-way fares usually range from $115 to $395, featuring an in-flight time of 3 hours and 15 minutes and a total journey time of roughly 4 hours and 30 minutes, including the layover.
• JetBlue Airways: This low-cost airline provides one-stop service, accounting for approximately 9% of the departures on this route. One-way fares typically vary from $90 to $320, with a flying time of 3 hours and 15 minutes, leading to a total travel duration of about 4 hours and 30 minutes, factoring in the layover.

Travelers flying from Buffalo to Charleston have the option to upgrade their experience. American Airlines offers first class, while Delta provides both first class and premium economy service for added comfort.

Best time to fly from Buffalo (BUF) to Charleston (CHS)

The most popular months for travelers flying from Buffalo to Charleston are February, March, and April, when peak temperatures in Charleston reach up to 65.7°F in April. If you prefer quieter travel, consider September, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 77°F. For better deals, July usually offers the lowest average one-way fare around $164. Flight availability peaks in April and July, with approximately 15 flights per week, making it easier to find convenient departure times. January has the fewest flights, with approximately 11 flights per week.

• Cheapest time to fly: July usually offers good deals with average one-way fare around $164, roughly 11% cheaper than the yearly average.
• More budget-friendly months to fly: August, October, and September typically offer average one-way fares of around $170.
• Most flight options: April and July have the highest number of flights from Buffalo to Charleston, with approximately 15 flights per week, giving you more flexibility in scheduling your trip.

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Buffalo (BUF) to Charleston (CHS)

• Rochester to Charleston (ROC-CHS): Greater Rochester International Airport (ROC) is located approximately 56 miles from Buffalo Niagara International Airport (BUF). One-way economy prices on this route generally vary from $60 to $305, influenced by the time of year and when you make your reservation. Travelers can choose from both non-stop and one-stop flights, with common layover points being Charlotte-Douglas International Airport (CLT) and Ronald Reagan Washington National Airport (DCA). Major airlines operating on this route include American Airlines and Breeze, a low-cost option. Additionally, first class service is offered on this route.

How to find the best prices for flights from Buffalo (BUF) to Charleston (CHS)

Getting some of the best deals on flights from Buffalo to Charleston is all about timing and flexibility. Here are some key tips to help you save:

1. Best times to book and fly: cheaper fares are usually found when booking at least two months in advance, although most travelers tend to book between two to eight weeks ahead. Morning departures from 5 AM to 12 PM generally offer lower prices and are the most popular times to fly. Additionally, flying on Wednesday typically results in cheaper rates, while Friday remains the busiest travel day.
2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Charleston International Airport from Buffalo Niagara International Airport

Charleston welcomes travelers from Buffalo with a range of transport options based on price, convenience, and proximity. Charleston city center is approximately a 15-minute drive (covering about 13 miles) from Charleston International Airport, depending on traffic. Here's how to reach Charleston efficiently:

• Hotel transfer: Transfers offer a convenient way to reach your hotel in Charleston, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
• Car rental: Renting a car from Charleston International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Charleston International Airport on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
• Public transportation: From Charleston International Airport, Charleston Station, a train station, is located about 4.8 miles away by car, providing convenient access for travelers.

Buffalo to Charleston Flights

The cheapest times to fly from Buffalo 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 Buffalo to Charleston are during the month of December. You can find some of the cheapest flights from Buffalo to Charleston with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Buffalo to Charleston

Sunday is one of the best days to book for cheap flights from Buffalo 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 Buffalo 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 Buffalo to Charleston in 2026. You can also book with separate airlines for your outbound and return journeys, from $131 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 Buffalo 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 Buffalo 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.