HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Buffalo

$98+ Cheap flights from Charleston to Buffalo (CHS - BUF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — BUF
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Charleston to Buffalo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Charleston to Buffalo

Cheapest flights from Charleston to Buffalo
Explore the most affordable flight options available from Charleston to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

This Southwest deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:20 amCHS - BUF
1 stop3h 30mSouthwest
Sat 1/35:35 amBUF - CHS
1 stop5h 20mSouthwest
Deal found 12/26$505
This Southwest deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2911:15 amCHS - BUF
2 stops8h 05mSouthwest
Sun 1/45:30 amBUF - CHS
2 stops10h 25mSouthwest
Deal found 12/26$515
This United Airlines deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:05 amCHS - BUF
1 stop7h 19mUnited Airlines
Sun 1/46:30 amBUF - CHS
1 stop7h 39mUnited Airlines
Deal found 12/26$540
This Delta deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:35 amCHS - BUF
1 stop4h 27mDelta
Sat 1/36:54 pmBUF - CHS
1 stop5h 04mDelta
Deal found 12/27$543
This United Airlines deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:05 amCHS - BUF
1 stop7h 19mUnited Airlines
Mon 1/56:30 amBUF - CHS
1 stop7h 39mUnited Airlines
Deal found 12/26$583
This American Airlines deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:27 pmCHS - BUF
1 stop5h 32mAmerican Airlines
Sat 1/35:31 pmBUF - CHS
2 stops6h 21mAmerican Airlines
Deal found 12/27$585
This Southwest deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:20 amCHS - BUF
1 stop6h 15mSouthwest
Thu 1/13:40 pmBUF - CHS
1 stop4h 15mSouthwest
Deal found 12/26$607

Find flight deals from Charleston to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) to Buffalo (BUF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$201
(United Airlines)

One-way from

$98
(Trip.com)

Popular in

December

Cheapest in

November

Average price

$479
Provider with most accurate pricing for Charleston-Buffalo flight deals.
Search Deals
Provider most trusted by Cheapflights users for Charleston-Buffalo flights.
Search Deals
From Charleston to Buffalo
Search Deals
One-way flight from Charleston to Buffalo
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Charleston to Buffalo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from Charleston to Buffalo that are best for you.

Fly from

Charleston

Fly to

Buffalo

Route

Depart

Return

Price

CharlestonBuffalo

CHS - BUF

CHSBUF

Charleston

Sun 1/25

6:23 pm-10:57 pm

1 stop4h 34m

Buffalo

Mon 1/26

6:49 pm-11:55 pm

1 stop5h 06m

$201

CharlestonBuffalo

CHS - BUF

CHSBUF

Charleston

Wed 1/21

6:00 am-10:49 am

1 stop4h 49m

Buffalo

Sat 1/24

11:24 am-6:04 pm

1 stop6h 40m

$201

CharlestonBuffalo

CHS - BUF

CHSBUF

Charleston

Wed 1/21

6:00 am-12:08 pm

1 stop6h 08m

Buffalo

Mon 1/26

5:27 pm-9:52 pm

1 stop4h 25m

$201

CharlestonBuffalo

CHS - BUF

CHSBUF

Charleston

Wed 1/21

11:49 am-4:59 pm

1 stop5h 10m

Buffalo

Mon 1/26

3:38 pm-10:22 pm

1 stop6h 44m

$201

CharlestonBuffalo

CHS - BUF

CHSBUF

Charleston

Sat 1/24

2:58 pm-7:25 pm

1 stop4h 27m

Buffalo

Sat 1/31

6:19 pm-11:44 pm

1 stop5h 25m

$201

CharlestonBuffalo

CHS - BUF

CHSBUF

Charleston

Wed 1/21

12:29 pm-5:47 pm

1 stop5h 18m

Buffalo

Sat 1/24

5:16 am-10:44 am

1 stop5h 28m

$201

CharlestonBuffalo

CHS - BUF

CHSBUF

Charleston

Wed 1/21

1:13 pm-10:31 pm

2 stops9h 18m

Buffalo

Mon 1/26

6:20 pm-11:44 pm

1 stop5h 24m

$206

CharlestonBuffalo

CHS - BUF

CHSBUF

Charleston

Sun 1/25

6:05 am-2:14 pm

2 stops8h 09m

Buffalo

Mon 1/26

6:20 pm-11:44 pm

1 stop5h 24m

$206

CharlestonBuffalo

CHS - BUF

CHSBUF

Charleston

Sat 2/21

5:00 pm-9:39 am

1 stop16h 39m

$98

CharlestonBuffalo

CHS - BUF

CHSBUF

Charleston

Thu 4/2

6:00 am-10:57 am

1 stop4h 57m

$101

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 19 results
1
2

Compare providers for flights from Charleston to Buffalo

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Charleston to Buffalo in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Charleston-Buffalo flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Charleston-Buffalo flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Charleston-Buffalo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Charleston-Buffalo flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Charleston-Buffalo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Charleston to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Charleston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Charleston to Buffalo

How far ahead should I book a flight from Charleston to Buffalo?

Use this chart to determine the optimal time to book a round-trip flight from Charleston to Buffalo. Price data was last updated on December 26, 2025.

Booking 19 days in advance of your planned departure date is, on average, the best time to get cheap flights from Charleston to Buffalo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Charleston to Buffalo?

Currently, October is the cheapest month in which you can book a flight from Charleston to Buffalo (average of $79). Flying from Charleston to Buffalo in August is currently the most expensive (average of $203). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CHS to BUF?

Find hourly flight availability from Charleston to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 28, 2025.

One of the essential ways to save on airfare from Charleston to Buffalo is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 12% on airfare.

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buffalo. Reviews last updated December 28, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Charleston to Buffalo. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,256 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,256 reviews
Southwest
8.0
Very good
4,256 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,019 reviews
Southwest
8.0
Very good
4,256 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,113 reviews
Southwest
8.0
Very good
4,256 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,073 reviews
Southwest
8.0
Very good
4,256 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
JetBlue
7.2
Good
2,901 reviews
Southwest
8.0
Very good
4,256 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Charleston to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Charleston to Buffalo?

    Airlines like Delta, United Airlines, and American Airlines fly from Charleston to Buffalo in about 4h 34m. The time it takes to get you to your destination can typically vary by up to 1h 34m. There are 697 mi between Charleston and Buffalo. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Charleston to Buffalo round-trip?

    According to our current data, JetBlue ($80), Delta ($118), and United Airlines ($179) offers the cheapest pricing from Charleston to Buffalo. These flights start at 72% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Charleston to Buffalo one-way?

    One-way options have recently been found by users for as low as $99 on American Airlines. Other airlines that offer cheap prices include Delta from $118 and Southwest from $123 one-way.

  • Can I find deals for flights from Charleston to Buffalo that include hotel bookings?

    Yes. In addition to deals on Charleston to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Charleston to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Charleston to Buffalo.

  • Can I find deals for business class flights from Charleston to Buffalo?

    Yes. Cheapflights offers flight deals from Charleston to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Charleston to Buffalo?

    Currently, October is the cheapest month in which you can book a flight from Charleston to Buffalo (average of $79). Flying from Charleston to Buffalo in August is currently the most expensive (average of $203). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Cheektowaga
Batavia
Williamsville
Orchard Park
Eden
Amherst
West Seneca

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Charleston to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to John F Kennedy Intl flights
Charlotte to Newark flights
Charlotte to LaGuardia flights
Greenville to LaGuardia flights
Charleston to LaGuardia flights
Columbia to LaGuardia flights
Savannah to John F Kennedy Intl flights
Charleston to John F Kennedy Intl flights
Savannah to LaGuardia flights
Charleston to Newark flights
Greenville to Newark flights
Greenville to John F Kennedy Intl flights
Savannah to Newark flights
Columbia to Newark flights
Columbia to John F Kennedy Intl flights
Myrtle Beach to John F Kennedy Intl flights
Myrtle Beach to Newark flights
Charlotte to Buffalo flights
Charleston to White Plains flights
Myrtle Beach to LaGuardia flights
Augusta to LaGuardia flights
Augusta to John F Kennedy Intl flights
Charlotte to Islip flights
Augusta to Newark flights
Charlotte to Albany flights
Charlotte to Rochester flights
Charlotte to Stewart flights
Charlotte to White Plains flights
Charlotte to Syracuse flights
Charleston to Islip flights
Charleston to Stewart flights
Greenville to Rochester flights
Myrtle Beach to White Plains flights
Savannah to White Plains flights
Greenville to Stewart flights
Myrtle Beach to Stewart flights
Savannah to Syracuse flights
Myrtle Beach to Buffalo flights
Greenville to Buffalo flights
Myrtle Beach to Syracuse flights
Charleston to Albany flights
Greenville to Syracuse flights
Myrtle Beach to Albany flights
Greenville to Albany flights
Hilton Head Island to John F Kennedy Intl flights
Savannah to Buffalo flights
Columbia to White Plains flights
Charlotte to Ithaca flights
Savannah to Albany flights

Top 5 airlines flying from Charleston to Buffalo

Discover the top 5 airlines that operate flights from Charleston to Buffalo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$135Average$215FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$200Average$297FlexibilityNo cancel feeOn-time71%
DeltaCheapest$200Average$286FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$216Average$281FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$236Average$351FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.