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 NH to TTN?

When flying from New Hampshire 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.

What airport do you fly into for flights to Trenton from New Hampshire?

Located just 4.8 mi from the city center, Trenton-Mercer (TTN) is the airport most travelers will use when flying to Trenton from New Hampshire.

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

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

How can I find direct flights from New Hampshire to Trenton?

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

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

Yes. Cheapflights offers flight deals from New Hampshire 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.

$65+ Flights from New Hampshire to Trenton, NJ

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Cheap flight deals from New Hampshire to Trenton

Cheapest flights from New Hampshire to Trenton
Explore the most affordable flight options available from New Hampshire to Trenton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 30, 2025.

Tue 12/309:00 amBOS - TTN

2 stops36h 14mMultiple Airlines

Tue 1/68:00 amTTN - BOS

1 stop27h 34mMultiple Airlines

Deal found 12/29

$627

Best flights from New Hampshire to Trenton
Discover carefully curated flight deals from New Hampshire to Trenton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 30, 2025.

Tue 1/133:43 pmBOS - TTN

1 stop30h 01mMultiple Airlines

Sat 1/178:45 amTTN - BOS

1 stop14h 34mMultiple Airlines

Deal found 12/28

$174

Last-minute flights from New Hampshire to Trenton
Discover last-minute flight deals from New Hampshire to Trenton. Data last updated December 30, 2025 and is based on user searches.

Tue 12/309:00 amBOS - TTN

2 stops36h 14mMultiple Airlines

Tue 1/68:00 amTTN - BOS

1 stop27h 34mMultiple Airlines

Deal found 12/29

$627

Tue 1/133:43 pmBOS - TTN

1 stop30h 01mMultiple Airlines

Sat 1/178:45 amTTN - BOS

1 stop14h 34mMultiple Airlines

Deal found 12/28

$174

One-way flights from New Hampshire to Trenton
Search for one-way flight options from New Hampshire to Trenton. Find affordable one-way fares based on user searches. Data last updated December 30, 2025.

Tue 2/103:43 pmBOS - TTN

1 stop7h 56mMultiple Airlines

Deal found 12/28

$65

Thu 4/95:40 amBOS - TTN

1 stop12h 45mMultiple Airlines

Deal found 12/28

$142

Find flight deals from New Hampshire to Trenton

Most accurate provider	CheapOair 3 stars
Most trusted provider	CheapOair 3 stars
Round-trip from	$174 (Kiwi.com)
One-way from	$65 (Kiwi.com)
Popular in	June
Cheapest in	November
Average price	$197

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From New Hampshire to Trenton-Mercer

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One-way flight from New Hampshire to Trenton-Mercer

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Highest demand for flights based on searches. 6% potential increase in price ($14 potential increase over avg. RT price).

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Cheapest flight prices on average. 0% potential price decrease ($2 potential savings vs. average RT price).

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Average for round-trip flights in December 2025

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Use the filters below to find and compare flights from New Hampshire to Trenton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonTrenton

BOS - TTN

BOSTTN

Boston Logan Intl

Tue 1/13

3:43 pm-9:44 pm

1 stop30h 01m

Trenton-Mercer

Sat 1/17

8:45 am-11:19 pm

1 stop14h 34m

$174

BostonTrenton

BOS - TTN

BOSTTN

Boston Logan Intl

Tue 2/10

3:43 pm-11:39 pm

1 stop7h 56m

$65

BostonTrenton

BOS - TTN

BOSTTN

Boston Logan Intl

Thu 4/9

5:40 am-6:25 pm

1 stop12h 45m

$142

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/28

Best time to book a flight from New Hampshire to Trenton

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

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.

Cheapflights Insights

Everything you need to know about your flight from New Hampshire to Trenton

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

Currently, December is the cheapest month in which you can book a flight from New Hampshire to Trenton, New Jersey (average of $54). Flying from New Hampshire to Trenton, New Jersey in November is currently the most expensive (average of $204). 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

What airport do you fly into for flights to Trenton from New Hampshire?
Located just 4.8 mi from the city center, Trenton-Mercer (TTN) is the airport most travelers will use when flying to Trenton from New Hampshire.
Can I find deals for flights from New Hampshire to Trenton that include hotel bookings?
Yes. In addition to deals on New Hampshire to Trenton flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from New Hampshire to Trenton?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Hampshire to Trenton.
Can I find deals for business class flights from New Hampshire to Trenton?
Yes. Cheapflights offers flight deals from New Hampshire 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 New Hampshire to Trenton, New Jersey?
Currently, December is the cheapest month in which you can book a flight from New Hampshire to Trenton, New Jersey (average of $54). Flying from New Hampshire to Trenton, New Jersey in November is currently the most expensive (average of $204). 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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$65+ Cheap flights from New Hampshire to Trenton, NJ (TTN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from New Hampshire to Trenton with Cheapflights

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Cheap flight deals from New Hampshire to Trenton

Cheapest flights from New Hampshire to TrentonExplore the most affordable flight options available from New Hampshire to Trenton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 30, 2025.

Explore the most affordable flight options available from New Hampshire to Trenton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 30, 2025.

Find flight deals from New Hampshire to Trenton

Keep the following information in mind while searching for New Hampshire to Trenton flight deals. Data was last updated December 30, 2025.

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Cheapflights Fare Finder

Use the filters below to find and compare flights from New Hampshire to Trenton that are best for you.

Best time to book a flight from New Hampshire to Trenton

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

Cheapflights Insights

Everything you need to know about your flight from New Hampshire to Trenton

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

Related info for your journey

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

What airport do you fly into for flights to Trenton from New Hampshire?

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

How can I find direct flights from New Hampshire to Trenton?

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

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

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Cheapest flights from New Hampshire to Trenton
Explore the most affordable flight options available from New Hampshire to Trenton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 30, 2025.