$164 Cheap Flights from Newark Liberty Intl. Airport (EWR) to Trenton (TTN)

View $164 flight on Tue, Jan 20, 2026Opens in a new window

Popular airlines from Newark Liberty Intl. Airport (EWR) to Trenton–Mercer Airport (TTN)

Cheap Flights from Newark Liberty Intl. Airport to Trenton (EWR-TTN)

Prices were available within the past 7 days and start at $164 for one-way flights and $534 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Dec 11 - Thu, Dec 18
EWR
New York
TTN
Trenton
$534 Roundtrip, found 3 days ago
$534
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Dec 11 from New York to Trenton, returning Thu, Dec 18, priced at $534 found 3 days ago
American Airlines
Wed, Apr 15 - Sun, Apr 19
EWR
New York
TTN
Trenton
$554 Roundtrip, found 6 days ago
$554
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Apr 15 from New York to Trenton, returning Sun, Apr 19, priced at $554 found 6 days ago
American Airlines
Thu, Feb 12 - Mon, Feb 16
EWR
New York
TTN
Trenton
$578 Roundtrip, found 5 hours ago
$578
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Thu, Feb 12 from New York to Trenton, returning Mon, Feb 16, priced at $578 found 5 hours ago
American Airlines
Sun, Dec 14 - Sun, Dec 21
EWR
New York
TTN
Trenton
$595 Roundtrip, found 16 hours ago
$595
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Sun, Dec 14 from New York to Trenton, returning Sun, Dec 21, priced at $595 found 16 hours ago
American Airlines
Fri, Dec 19 - Mon, Dec 22
EWR
New York
TTN
Trenton
$606 Roundtrip, found 2 days ago
$606
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Dec 19 from New York to Trenton, returning Mon, Dec 22, priced at $606 found 2 days ago
American Airlines
Sun, Dec 14 - Sun, Dec 21
EWR
New York
TTN
Trenton
$626 Roundtrip, found 16 hours ago
$626
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Sun, Dec 14 from New York to Trenton, returning Sun, Dec 21, priced at $626 found 16 hours ago
American Airlines
Wed, Apr 15 - Sun, Apr 19
EWR
New York
TTN
Trenton
$630 Roundtrip, found 6 days ago
$630
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Apr 15 from New York to Trenton, returning Sun, Apr 19, priced at $630 found 6 days ago
American Airlines
Wed, Dec 24 - Sat, Dec 27
EWR
New York
TTN
Trenton
$634 Roundtrip, found 3 days ago
$634
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Dec 24 from New York to Trenton, returning Sat, Dec 27, priced at $634 found 3 days ago
American Airlines
Wed, Apr 15 - Sun, Apr 19
EWR
New York
TTN
Trenton
$659 Roundtrip, found 6 days ago
$659
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Apr 15 from New York to Trenton, returning Sun, Apr 19, priced at $659 found 6 days ago
American Airlines
Wed, Apr 15 - Sun, Apr 19
EWR
New York
TTN
Trenton
$684 Roundtrip, found 6 days ago
$684
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Apr 15 from New York to Trenton, returning Sun, Apr 19, priced at $684 found 6 days ago

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Flights from Newark Liberty Intl. Airport (EWR) to Trenton (TTN)
Origin airport
Newark Liberty Intl. Airport
Destination airport
Mercer
Airlines serving
American Airlines
Roundtrip price
$534
Distance
44 mi

Newark Liberty Intl. Airport to Trenton Flights

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

 

The best time to book a flight from Newark Liberty Intl. Airport to Trenton

Sunday is one of the best days to book for cheap flights from Newark Liberty Intl. Airport 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 Newark Liberty Intl. Airport 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 Newark Liberty Intl. Airport to Trenton in 2026. You can also book with separate airlines for your outbound and return journeys, from $164 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 Newark Liberty Intl. Airport 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 Newark Liberty Intl. Airport 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.

 

Frequently asked questions

How much does a flight from Liberty Intl. Airport (EWR) to Mercer Airport (TTN) cost?
Lock in a cheap one-way flight from $164 or cheap return flight from $534 from Liberty Intl. Airport (EWR) 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 Liberty Intl. Airport (EWR) to Mercer Airport (TTN)?
December is the most affordable month to fly from EWR to TTN. Traveling during an off-peak travel window is often the key to finding better deals on flights.
What is the cheapest airline that flies from Liberty Intl. Airport (EWR) to Mercer Airport (TTN)?
To find the cheapest airline that'll fly you from EWR to TTN, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Liberty Intl. Airport (EWR) to Mercer Airport (TTN)?
You'll need to hop on a flight with a layover when traveling from Liberty Intl. Airport (EWR) to Mercer Airport (TTN). There are no daily direct flights on this route. However, just 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 EWR to TTN?
You'll usually 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 Liberty Intl. Airport (EWR) to Mercer Airport (TTN)?
To arrive at Mercer Airport (TTN) without delays, book a flight that takes off from Liberty Intl. Airport (EWR) 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.
Is it cheaper to buy a plane ticket from Liberty Intl. Airport (EWR) to Mercer Airport (TTN) last-minute?
Last-minute bookings from EWR to TTN are typically more expensive. For the lowest rates, start searching for flights ahead of time. That being said, if you're flexible with your travel plans, you may score a cheap fare right before you leave.
Is it cheaper to book an EWR to TTN flight and hotel package?
You'll typically save money by securing an EWR to TTN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After choosing your preferred accommodations and flights, consider other add-ons like activities, car rentals and tours.
Can I cancel or change the date of my flight from Liberty Intl. Airport (EWR) to Mercer Airport (TTN)?
In most cases, you can cancel or modify your EWR to TTN flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you need more details, visit our Customer Service portal.

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*Available to One Key members.