Cheap Flights from Pittsburgh (AGC) to Trenton (TTN)

Popular airlines from Pittsburgh, PA (AGC-Allegheny County) to Trenton–Mercer Airport (TTN)

Frequently asked questions

How much does a flight from Allegheny County Airport (AGC) to Mercer Airport (TTN) cost?
Get a cheap one-way flight or cheap return flight from Allegheny County Airport (AGC) to Mercer Airport (TTN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Allegheny County Airport (AGC) to Mercer Airport (TTN)?
The cheapest month to fly from AGC to TTN is , when there's less demand. Off-peak months are often when better flight deals are available between these airports.
What is the cheapest airline that flies from Allegheny County Airport (AGC) to Mercer Airport (TTN)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from AGC to TTN. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Allegheny County Airport (AGC) to Mercer Airport (TTN)?
Direct flights from Allegheny County Airport (AGC) to Mercer Airport (TTN) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from AGC to TTN?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the season, carrier 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 Allegheny County Airport (AGC) to Mercer Airport (TTN)?
To reach Mercer Airport (TTN) without delays, select a flight that leaves Allegheny County Airport (AGC) 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 Allegheny County Airport (AGC) to Mercer Airport (TTN) last-minute?
Booking your plane ticket from AGC to TTN right before your trip is generally more expensive. But if there's some wiggle room with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book an AGC to TTN flight and hotel package?
Booking an AGC to TTN flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our extensive range of accommodations and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Allegheny County Airport (AGC) to Mercer Airport (TTN)?
In most instances, you can modify or cancel your AGC to TTN flight. However, additional fees may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want further information, head to our Customer Service portal.

Travel information

Origin airport
Allegheny County
Destination airport
Mercer
Distance
269 mi

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Pittsburgh to Trenton Flights

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

 

The best time to book a flight from Pittsburgh to Trenton

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

 

Pittsburgh to Trenton Flights

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*Available to One Key members.