Title: Cheap Flights from Trenton (TTN) to Pittsburgh (PIT) - Expedia.ca ![Downtown skyline of Pittsburgh, Pennsylvania at sunset in USA](https://images.trvl-media.com/place/601717/e27fc33f-871a-4c1c-aa88-e2d0f8e35873.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/601717/e27fc33f-871a-4c1c-aa88-e2d0f8e35873.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Trenton (TTN) to Pittsburgh (PIT) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Trenton–Mercer Airport (TTN) to Pittsburgh International Airport (PIT) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:ttn,to:pit,departure:24/10/2025TANYT&leg2=from:pit,to:ttn,departure:31/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Frontier Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:ttn,to:pit,departure:24/10/2025TANYT&leg2=from:pit,to:ttn,departure:31/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from Trenton to Pittsburgh (TTN - PIT) route information | Origin airport | Mercer | | --- | --- | | Destination airport | Pittsburgh Intl. | | Distance | 458 km | ## Trenton to Pittsburgh Flights **The easy way to book your flights from Trenton to Pittsburgh**  With Expedia, it’s simple to find and book flights to Pittsburgh from Trenton whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Pittsburgh Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Trenton to Pittsburgh today, tomorrow, or this week.   **Save dollars with cheap flights from Mercer, TTN to Pittsburgh Intl., PIT**  Sort your search results by price to find great deals on your flight from Trenton to Pittsburgh—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Pittsburgh from Trenton currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Pittsburgh   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Pittsburgh from Trenton**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Pittsburgh with Expedia today. ## Frequently asked questions ### How much is a flight from Mercer Airport (TTN) to Pittsburgh Airport? > Based on fares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights from TTN to Pittsburgh Airport start from . Make your booking ASAP to score the best price for your big adventure. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from TTN to PIT? > The majority of flights can be cancelled online, but every air carrier has its own set of terms and conditions. If you do have to cancel your flight, visit our [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from TTN to PIT that have flexible change policies? > Select our "No change fees" filter to find flexible travel options for your flight from Trenton–Mercer Airport to Pittsburgh Intl. Airport (PIT). This allows you to secure a fantastic price in advance and still have the freedom to make changes without any additional fees. Keep in mind that you'll need to cover the fare difference. ### How far is the flight from Mercer Airport (TTN) to Pittsburgh Intl. Airport (PIT)? > It's only 460 kilometres from Mercer Airport (TTN) to Pittsburgh Airport. Chances are you'll spend more time getting to and from the airport than you will actually flying! ### Which airlines fly direct from Mercer Airport (TTN) to PIT? > If you want to fly straight from Trenton–Mercer Airport to PIT, you'll need to book a flight with one or more stops. Unfortunately, there are no airlines that fly directly between these airports. ### Are Trenton–Mercer Airport to Pittsburgh Intl. Airport (PIT) flight tickets cheaper when they're purchased at the last minute? > Flight prices from Trenton–Mercer Airport to Pittsburgh Airport are available up to 12 months prior to departure on Expedia. And although you may score great last-minute deal, it's not something you should count on. Also, booking your flights in advance means you'll have more options — and you can avoid being wedged in the dreaded middle seat! We're always updating our fares to bring you the best bargains, so check back often for all the latest specials. ## Explore a world of travel with Expedia \*Available to Expedia members.