Cheap Flights from Raleigh (RDU) to Trenton (TTN)

Popular airlines from Raleigh-Durham International Airport (RDU) to Trenton–Mercer Airport (TTN)

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Find the cheapest month to fly from Raleigh (RDU) to Trenton (TTN)

September is typically the cheapest month to fly

From £88 - £335 per traveller.

Graph displaying average flight prices per month

Flight from Raleigh to Trenton route information
Origin airport
Raleigh - Durham Intl.
Destination airport
Mercer
Distance
596 km

Compare flights from Raleigh to Trenton easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Raleigh to Trenton. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Mercer in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Raleigh - Durham Intl. to Mercer.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Raleigh - Durham Intl. (RDU) to Mercer (TTN)

The easiest way to view the best deals on flights from Raleigh to Trenton today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Raleigh - Durham Intl. to Mercer start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Raleigh and Trenton
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Raleigh to Trenton flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Raleigh - Durham Intl. to Mercer for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Raleigh - Durham Intl. Airport (RDU) to Mercer Airport (TTN)?
Start packing your suitcase, because round-trip flights between RDU and TTN start from . That's based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can increase quickly, so book today to nab the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Raleigh - Durham Intl. Airport (RDU) to Trenton–Mercer Airport?
The majority of flights can be cancelled online, but every air carrier has its own terms and conditions. If you do have to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Raleigh - Durham Intl. Airport (RDU) to TTN that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Raleigh - Durham Intl. Airport (RDU) to Trenton–Mercer Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Raleigh - Durham Intl. Airport (RDU) to Trenton–Mercer Airport?
It's just 600 kilometres between Morrisville and Trenton. It's quite possible that you'll spend more time travelling to and from the airport than you will actually flying!
Which airlines fly direct from Raleigh–Durham Airport to Trenton–Mercer Airport?
If you'd like to fly directly from RDU to Mercer Airport (TTN), Frontier Airlines (F9) is an excellent choice. It operates 8 flights every month between Morrisville and Trenton.
Are Raleigh - Durham Intl. Airport (RDU) to Trenton–Mercer Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from Raleigh - Durham Intl. Airport (RDU) to TTN can be hit-or-miss. It is possible to score a bargain, but you could also miss out completely! If you'd prefer to start planning early, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines publish their prices so far in advance. Our top tip? Check back often as updates are made frequently.

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