$80 Cheap Flights from Columbus (CMH) to Trenton (TTN)

View $80 flight on Thu, Oct 23, 2025Opens in a new window

Popular airlines from John Glenn Columbus Intl. Airport (CMH) to Trenton–Mercer Airport (TTN)

Cheap Flights from Columbus to Trenton (CMH-TTN)

Prices were available within the past 7 days and start at $80 for one-way flights and $173 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Oct 11 - Sun, Oct 12
CMH
Columbus
TTN
Trenton
$173 Roundtrip, just found
$173
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Oct 11 from Columbus to Trenton, returning Sun, Oct 12, priced at $173 just found
Frontier Airlines
Sun, Oct 5 - Thu, Oct 23
CMH
Columbus
TTN
Trenton
$193 Roundtrip, found 3 days ago
$193
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sun, Oct 5 from Columbus to Trenton, returning Thu, Oct 23, priced at $193 found 3 days ago
Frontier Airlines
Thu, Oct 23 - Sun, Oct 26
CMH
Columbus
TTN
Trenton
$221 Roundtrip, found 1 hour ago
$221
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Oct 23 from Columbus to Trenton, returning Sun, Oct 26, priced at $221 found 1 hour ago
Frontier Airlines
Sat, Oct 11 - Sun, Oct 12
CMH
Columbus
TTN
Trenton
$234 Roundtrip, just found
$234
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Oct 11 from Columbus to Trenton, returning Sun, Oct 12, priced at $234 just found
Frontier Airlines
Sun, Oct 12 - Sun, Oct 26
CMH
Columbus
TTN
Trenton
$245 Roundtrip, found 3 days ago
$245
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sun, Oct 12 from Columbus to Trenton, returning Sun, Oct 26, priced at $245 found 3 days ago
Frontier Airlines
Sun, Oct 5 - Thu, Oct 9
CMH
Columbus
TTN
Trenton
$258 Roundtrip, found 1 day ago
$258
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Oct 5 from Columbus to Trenton, returning Thu, Oct 9, priced at $258 found 1 day ago
Frontier Airlines
Thu, Oct 9 - Thu, Oct 16
CMH
Columbus
TTN
Trenton
$267 Roundtrip, found 3 days ago
$267
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Oct 9 from Columbus to Trenton, returning Thu, Oct 16, priced at $267 found 3 days ago
Frontier Airlines
Sat, Oct 4 - Thu, Oct 16
CMH
Columbus
TTN
Trenton
$268 Roundtrip, found 3 days ago
$268
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Oct 4 from Columbus to Trenton, returning Thu, Oct 16, priced at $268 found 3 days ago
Frontier Airlines
Sat, Oct 25 - Sun, Oct 26
CMH
Columbus
TTN
Trenton
$281 Roundtrip, found 1 day ago
$281
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Oct 25 from Columbus to Trenton, returning Sun, Oct 26, priced at $281 found 1 day ago
American Airlines
Wed, Oct 8 - Sun, Oct 12
CMH
Columbus
TTN
Trenton
$332 Roundtrip, found 3 days ago
$332
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Oct 8 from Columbus to Trenton, returning Sun, Oct 12, priced at $332 found 3 days ago

Alternative airports near Trenton

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

Select flight to Mercer TTN. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $531
TTN
Mercer
CheapestClosest
Average driving time to city center10 min
Flights from $531

Frequently asked questions

How much does a flight from John Glenn Columbus Intl. Airport (CMH) to Mercer Airport (TTN) cost?
Lock in a cheap one-way flight from $80 or cheap return flight from $173 from John Glenn Columbus Intl. Airport (CMH) to Mercer Airport (TTN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from John Glenn Columbus Intl. Airport (CMH) to Mercer Airport (TTN)?
The cheapest month to fly from CMH to TTN is October, when demand is low. Off-peak months are usually when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from John Glenn Columbus Intl. Airport (CMH) to Mercer Airport (TTN)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from CMH to TTN. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from John Glenn Columbus Intl. Airport (CMH) to Mercer Airport (TTN)?
You'll need to catch a flight with a layover when traveling from John Glenn Columbus Intl. Airport (CMH) to Mercer Airport (TTN). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from CMH to TTN?
You'll typically 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 John Glenn Columbus Intl. Airport (CMH) to Mercer Airport (TTN)?
To land at Mercer Airport (TTN) without delays, pick a flight that leaves John Glenn Columbus Intl. Airport (CMH) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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.
What airports do you fly into for Trenton from John Glenn Columbus Intl. Airport (CMH)?
Take a direct flight from John Glenn Columbus Intl. Airport (CMH) to Trenton and arrive at any one of these airports:

  • LaGuardia Airport (LGA)
  • Liberty Intl. Airport (EWR)
  • Philadelphia Intl. Airport (PHL)

Is it cheaper to buy a plane ticket from John Glenn Columbus Intl. Airport (CMH) to Mercer Airport (TTN) last-minute?
Booking your plane ticket from CMH to TTN just before your getaway is usually more expensive. But if you're flexible with your departure times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a CMH to TTN flight and hotel package?
Opting for a CMH to TTN flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Pick from our impressive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from John Glenn Columbus Intl. Airport (CMH) to Mercer Airport (TTN)?
You can usually cancel or reschedule your CMH to TTN flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Travel information

Origin airport
John Glenn Columbus Intl.
Destination airport
Mercer
Airlines serving
American Airlines, Frontier Airlines
Roundtrip price
$173
Distance
426 mi

Book with confidence

Book with confidence

Columbus to Trenton Flights

The cheapest times to fly from Columbus to Trenton

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

 

The best time to book a flight from Columbus to Trenton

Sunday is one of the best days to book for cheap flights from Columbus to Trenton: 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 Columbus to Trenton

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 Columbus to Trenton in 2025. You can also book with separate airlines for your outbound and return journeys, from $80 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 Columbus to Trenton 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 Columbus to Trenton 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.

 

Columbus to Trenton Flights

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*Available to One Key members.