$105 Cheap Flights from Trenton (TTN) to Charleston (CHS)

View $105 flight on Wed, Dec 24, 2025Opens in a new window

Popular airlines from Trenton–Mercer Airport (TTN) to Charleston Intl. Airport (CHS)

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Cheap Flights from Trenton to Charleston (TTN-CHS)

Prices were available within the past 7 days and start at $105 for one-way flights and $139 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Nov 1 - Wed, Nov 5
TTN
Trenton
CHS
Charleston
$139 Roundtrip, found 1 day ago
$139
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Nov 1 from Trenton to Charleston, returning Wed, Nov 5, priced at $139 found 1 day ago
American Airlines
Sat, Nov 8 - Sat, Nov 15
TTN
Trenton
CHS
Charleston
$149 Roundtrip, found 1 day ago
$149
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Nov 8 from Trenton to Charleston, returning Sat, Nov 15, priced at $149 found 1 day ago
American Airlines
Sat, Oct 18 - Tue, Oct 21
TTN
Trenton
CHS
Charleston
$159 Roundtrip, just found
$159
Roundtrip
just found
Select American Airlines flight, departing Sat, Oct 18 from Trenton to Charleston, returning Tue, Oct 21, priced at $159 just found
American Airlines
Sat, Sep 27 - Wed, Oct 1
TTN
Trenton
CHS
Charleston
$169 Roundtrip, just found
$169
Roundtrip
just found
Select American Airlines flight, departing Sat, Sep 27 from Trenton to Charleston, returning Wed, Oct 1, priced at $169 just found
American Airlines
Sat, Oct 4 - Wed, Oct 8
TTN
Trenton
CHS
Charleston
$179 Roundtrip, found 2 days ago
$179
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Oct 4 from Trenton to Charleston, returning Wed, Oct 8, priced at $179 found 2 days ago
American Airlines
Tue, Sep 23 - Sat, Sep 27
TTN
Trenton
CHS
Charleston
$184 Roundtrip, found 1 day ago
$184
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Sep 23 from Trenton to Charleston, returning Sat, Sep 27, priced at $184 found 1 day ago
American Airlines
Fri, Oct 31 - Tue, Nov 4
TTN
Trenton
CHS
Charleston
$185 Roundtrip, found 7 hours ago
$185
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Fri, Oct 31 from Trenton to Charleston, returning Tue, Nov 4, priced at $185 found 7 hours ago
American Airlines
Sat, Oct 4 - Wed, Oct 8
TTN
Trenton
CHS
Charleston
$188 Roundtrip, found 2 days ago
$188
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Oct 4 from Trenton to Charleston, returning Wed, Oct 8, priced at $188 found 2 days ago
American Airlines
Wed, Oct 22 - Tue, Oct 28
TTN
Trenton
CHS
Charleston
$195 Roundtrip, found 1 day ago
$195
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Oct 22 from Trenton to Charleston, returning Tue, Oct 28, priced at $195 found 1 day ago
American Airlines
Sat, Sep 27 - Wed, Oct 1
TTN
Trenton
CHS
Charleston
$199 Roundtrip, just found
$199
Roundtrip
just found
Select American Airlines flight, departing Sat, Sep 27 from Trenton to Charleston, returning Wed, Oct 1, priced at $199 just found
Flights from Trenton (TTN) to Charleston (CHS)
Origin airport
Mercer
Destination airport
Charleston Intl.
Airlines serving
American Airlines
Roundtrip price
$139
Distance
586 mi

Trenton to Charleston Flights

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

 

The best time to book a flight from Trenton to Charleston

Sunday is one of the best days to book for cheap flights from Trenton 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 Trenton 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 Trenton to Charleston in 2025. You can also book with separate airlines for your outbound and return journeys, from $105 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 Trenton 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 Trenton 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.

 

Frequently asked questions

How much does a flight from Mercer Airport (TTN) to Charleston Intl. Airport (CHS) cost?
Secure a cheap one-way flight from $105 or cheap return flight from $139 from Mercer Airport (TTN) to Charleston Intl. Airport (CHS) 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 Mercer Airport (TTN) to Charleston Intl. Airport (CHS)?
The cheapest month to fly from TTN to CHS is November, when demand is low. Off-peak months are often when you'll find cheap fares for travel between these airports.
Which airlines fly direct from Mercer Airport (TTN) to Charleston Intl. Airport (CHS)?
Direct flights aren't available from Trenton, NJ (TTN-Mercer) to Charleston Intl. Airport (CHS). However, there are other airports that have nonstop flights. Board your plane at Liberty Intl. Airport (EWR) and travel straight to Charleston without layovers.
What is the cheapest airline that flies from Mercer Airport (TTN) 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 TTN to CHS flight.
How many flights per day from Mercer Airport (TTN) to Charleston Intl. Airport (CHS)?
There aren't any daily direct flights from Mercer Airport (TTN) to Charleston Intl. Airport (CHS). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from TTN to CHS?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can change based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Mercer Airport (TTN) to Charleston Intl. Airport (CHS)?
To touch down at Charleston Intl. Airport (CHS) on schedule, choose a flight that leaves Mercer Airport (TTN) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Mercer Airport (TTN) to Charleston Intl. Airport (CHS) last-minute?
Last-minute fares from TTN to CHS are generally more expensive. For the lowest prices, start looking for flights ahead of time. That said, if you can play around with your travel dates, you may find a cheap ticket just before your departure.
Is it cheaper to book a TTN to CHS flight and hotel package?
Compared with arranging flights and hotels separately, booking a TTN to CHS flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one place takes the hassle out of planning your trip. Just secure your flights and choose from our extensive range of hotels, then customize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Mercer Airport (TTN) to Charleston Intl. Airport (CHS)?
Typically, you can modify or cancel your TTN to CHS flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you want further details, visit our Customer Service portal.

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