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 time of day to fly from WAS to TTN?

When flying from Washington, D.C. to Trenton, New Jersey, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Washington, D.C.-Trenton, New Jersey flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Trenton, New Jersey flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Trenton, New Jersey flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C.-Trenton, New Jersey flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Trenton, New Jersey flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Trenton from Washington, D.C.?

If you book a flight to Trenton from Washington, D.C., you will be flying to Trenton-Mercer, which is the city’s only airport. Trenton-Mercer (TTN) is located 4.8 mi from the center of Trenton. There are 0 flights from Washington, D.C. to Trenton-Mercer per day from 0 different airlines.

Can I find deals for flights from Washington, D.C. to Trenton that include hotel bookings?

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

How can I find direct flights from Washington, D.C. to Trenton?

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

Can I find deals for business class flights from Washington, D.C. to Trenton?

Yes. Cheapflights offers flight deals from Washington, D.C. 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.

Find Cheap Flights from Washington, D.C. to Trenton, NJ

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Find flight deals from Washington, D.C. to Trenton

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	October
Cheapest in	December
Average price	$374

Provider with most accurate pricing for Washington, D.C. (WAS)-Trenton-Mercer flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Trenton-Mercer flights.

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Highest demand for flights based on searches. 16% potential increase in price ($50 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($12 potential savings vs. average RT price).

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Average for round-trip flights in October 2026

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Compare providers for flights from Washington, D.C. to Trenton

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Trenton in October.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Expedia	Price Accuracy1 star	Trust Score*3 stars
eDreams	Price Accuracy2 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Washington, D.C.-Trenton, New Jersey flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Trenton, New Jersey flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Trenton, New Jersey flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C.-Trenton, New Jersey flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Trenton, New Jersey flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Trenton

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

WAS-TTN

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

What airport do you fly into for flights to Trenton from Washington, D.C.?
If you book a flight to Trenton from Washington, D.C., you will be flying to Trenton-Mercer, which is the city’s only airport. Trenton-Mercer (TTN) is located 4.8 mi from the center of Trenton. There are 0 flights from Washington, D.C. to Trenton-Mercer per day from 0 different airlines.
Can I find deals for flights from Washington, D.C. to Trenton that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Trenton flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Trenton?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Trenton.
Can I find deals for business class flights from Washington, D.C. to Trenton?
Yes. Cheapflights offers flight deals from Washington, D.C. 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 flights from Washington, D.C. (WAS) to Trenton, NJ (TTN)

Find cheap flights from Washington, D.C. to Trenton with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Washington, D.C. to Trenton

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Compare providers for flights from Washington, D.C. to Trenton

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Trenton in October.

Best time to book a flight from Washington, D.C. to Trenton

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

Related info for your journey

What airport do you fly into for flights to Trenton from Washington, D.C.?

Can I find deals for flights from Washington, D.C. to Trenton that include hotel bookings?

How can I find direct flights from Washington, D.C. to Trenton?

Can I find deals for business class flights from Washington, D.C. to Trenton?

Browse thousands of different options on Cheapflights for your next trip

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Washington, D.C. and Trenton flights

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