In terms of precipitation, rainfall in Trenton, New Jersey ranges from 2.9 - 4.8 inches per month. July is typically the wettest month, when rainfall can reach 4.8 in. February is typically the driest time to visit Trenton, New Jersey when rainfall is around 2.9 in.

If weather is an important factor for your trip to Trenton, New Jersey, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What is the cheapest month to fly from Philadelphia to Trenton, New Jersey?

Due to multiple factors, expect to potentially pay more when booking in November. For low rates, August can be a great choice for travel to Trenton, New Jersey. Flights to Trenton, New Jersey from Philadelphia in August are about $340 on average during August, but can be found for as low as $163.

What is the cheapest time of day to fly from PHL to TTN?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to Trenton, New Jersey as you normally would.

Can I find deals for flights from Philadelphia to Trenton that include hotel bookings?

Yes. In addition to deals on Philadelphia to Trenton flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Philadelphia to Trenton?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Trenton.

Can I find deals for business class flights from Philadelphia to Trenton?

Yes. Cheapflights offers flight deals from Philadelphia to Trenton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheap flight deals from Philadelphia to Trenton

Popular in	November
Cheapest in	August
Average price	$288

Highest demand for flights based on searches. 16% potential increase in price ($66 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Best time to book a flight from Philadelphia to Trenton

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Everything you need to know about your flight from Philadelphia to Trenton

What is the cheapest month to book a flight from Philadelphia to Trenton, New Jersey?

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Trenton, New Jersey (average of $73). Flying from Philadelphia to Trenton, New Jersey in June is currently the most expensive (average of $153). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Can I find deals for flights from Philadelphia to Trenton that include hotel bookings?
Yes. In addition to deals on Philadelphia to Trenton flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Philadelphia to Trenton?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Trenton.
Can I find deals for business class flights from Philadelphia to Trenton?
Yes. Cheapflights offers flight deals from Philadelphia to Trenton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Philadelphia to Trenton, New Jersey?
Currently, January is the cheapest month in which you can book a flight from Philadelphia to Trenton, New Jersey (average of $73). Flying from Philadelphia to Trenton, New Jersey in June is currently the most expensive (average of $153). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Find cheap flights from Philadelphia to Trenton with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Philadelphia to Trenton

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Best time to book a flight from Philadelphia to Trenton

Have a flexible travel schedule? Discover the best time to fly to Trenton from Philadelphia with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Trenton

What is the cheapest month to book a flight from Philadelphia to Trenton, New Jersey?

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Trenton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Philadelphia to Trenton that include hotel bookings?

How can I find direct flights from Philadelphia to Trenton?

Can I find deals for business class flights from Philadelphia to Trenton?

What is the cheapest month to book a flight from Philadelphia to Trenton, New Jersey?

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Philadelphia and Trenton flights

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Cheap flights from Philadelphia to Trenton, NJ (PHL - TTN)

Find cheap flights from Philadelphia to Trenton with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Philadelphia to Trenton

Popular in

Cheapest in

Average price

Best time to book a flight from Philadelphia to Trenton

Have a flexible travel schedule? Discover the best time to fly to Trenton from Philadelphia with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Trenton

What is the cheapest month to book a flight from Philadelphia to Trenton, New Jersey?

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Trenton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Philadelphia to Trenton that include hotel bookings?

How can I find direct flights from Philadelphia to Trenton?

Can I find deals for business class flights from Philadelphia to Trenton?

What is the cheapest month to book a flight from Philadelphia to Trenton, New Jersey?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Philadelphia to Trenton

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

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Travel Smart