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

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

Alternative airports near Pittsburgh

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

Select flight to Pittsburgh Intl. PIT. Cheapest option available. Average driving time to city center is 23 minutes. Flights from $480
PIT
Pittsburgh Intl.
Cheapest
Average driving time to city center23 min
Flights from $480

Frequently asked questions

How much does a flight from Mercer Airport (TTN) to Allegheny County Airport (AGC) cost?
Lock in a cheap one-way flight or cheap return flight from Mercer Airport (TTN) to Allegheny County Airport (AGC) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Mercer Airport (TTN) to Allegheny County Airport (AGC)?
is the cheapest month to fly from TTN to AGC. Planning your trip for the off-season is often the key to better flight prices.
What is the cheapest airline that flies from Mercer Airport (TTN) to Allegheny County Airport (AGC)?
To find the cheapest airline flying from TTN to AGC, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Mercer Airport (TTN) to Allegheny County Airport (AGC)?
Direct flights from Mercer Airport (TTN) to Allegheny County Airport (AGC) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from TTN to AGC?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on a range of factors, including the season and airline.*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 Allegheny County Airport (AGC)?
Select a flight from Mercer Airport (TTN) to Allegheny County Airport (AGC) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**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 Allegheny County Airport (AGC) last-minute?
Last-minute bookings from TTN to AGC are generally more expensive. To lock in the lowest prices, start searching for flights ahead of time. That said, if you're flexible with your travel plans, you may land a cheap ticket right before your journey.
Is it cheaper to book a TTN to AGC flight and hotel package?
You'll typically save money by securing a TTN to AGC flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After choosing your preferred flights and accommodations, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Mercer Airport (TTN) to Allegheny County Airport (AGC)?
It's usually possible to cancel or reschedule your TTN to AGC flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Mercer
Destination airport
Allegheny County
Distance
269 mi

Book with confidence

Trenton to Pittsburgh Flights

The cheapest times to fly from Trenton to Pittsburgh

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

 

The best time to book a flight from Trenton to Pittsburgh

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

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 Pittsburgh 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 Trenton to Pittsburgh 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 Pittsburgh 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.

 

Trenton to Pittsburgh Flights

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*Available to One Key members.