$40 Cheap Flights from United States to Trenton–Mercer
One-way
Departing from
United States
Going to
Trenton–Mercer
Trenton (TTN)
United States • May, 2026
84% AI deal score
$555 $192
Trenton (TTN)
United States • April, 2026
80% AI deal score
$185 $44
Trenton (TTN)
United States • April, 2026
76% AI deal score
$185 $60
Trenton (TTN)
United States • April, 2026
76% AI deal score
$185 $64
Top Cheap Flight Deals from United States to Trenton–Mercer
Recent round-trip flight deals to Trenton–Mercer
Wed, Jun 3 - Sat, Jun 6
Cheapest
Tampa (PIE) - Trenton (TTN)
Allegiant Air airlines • Direct
Trenton (TTN) - Tampa (PIE)
Allegiant Air airlines • Direct
$69
Wed, Jun 3 - Wed, Jun 17
Tampa (PIE) - Trenton (TTN)
Allegiant Air airlines • Direct
Trenton (TTN) - Tampa (PIE)
Allegiant Air airlines • Direct
$69
Wed, Jun 3 - Wed, Jun 10
Tampa (PIE) - Trenton (TTN)
Allegiant Air airlines • Direct
Trenton (TTN) - Tampa (PIE)
Allegiant Air airlines • Direct
$74
Mon, May 18 - Wed, May 20
Tampa (PIE) - Trenton (TTN)
Allegiant Air airlines • Direct
Trenton (TTN) - Tampa (PIE)
Allegiant Air airlines • Direct
$78
Fri, Apr 24 - Mon, Apr 27
Tampa (PIE) - Trenton (TTN)
Allegiant Air airlines • Direct
Trenton (TTN) - Tampa (PIE)
Allegiant Air airlines • Direct
$78
Fri, May 8 - Mon, May 11
Tampa (PIE) - Trenton (TTN)
Allegiant Air airlines • Direct
Trenton (TTN) - Tampa (PIE)
Allegiant Air airlines • Direct
$78
The cheapest time to fly to Trenton–Mercer
Ready to jet to Trenton–Mercer on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Last-Minute Flights from United States to Trenton–Mercer
Need to get to Trenton–Mercer ASAP? Even if you're booking a flight on short notice, there are often last-minute deals available:
Next 2 weeks deals
Last Minute Flight Deals!
In the next two weeks, fly to Trenton starting at $111.
⌛ Last-Minute
West Palm Beach - TTN
A great last-minute steal for a cross-country flight.
Found 1 week ago
$111
one-way
Facts About Flights from United States to Trenton
To help you plan your journey, here are some quick Trenton flight facts and tips.
Trenton airports
Trenton, New Jersey, is primarily served by Trenton-Mercer Airport (TTN), offering a convenient regional gateway. While not a major international hub, TTN provides a valuable option for travelers seeking domestic flights, particularly those looking for budget-friendly options. Several major airports are within driving distance, offering a wider range of destinations and airlines. These include Philadelphia International Airport (PHL) and Newark Liberty International Airport (EWR), both providing extensive domestic and international flight options. These larger airports are easily accessible by car or public transportation from Trenton, making them viable alternatives for travelers seeking more diverse flight schedules and destinations.
Pro tip: search “Trenton (Any)” to see fares to all Trenton airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Trenton–Mercer
Cheapest airport
Philadelphia (PHL)
The Philadelphia International Airport (PHL) is the primary airport serving the Philadelphia metropolitan area and is a major hub for American Airlines. Known for its extensive domestic and international routes, it offers a wide range of amenities and services. Though not the closest, flying into PHL can sometimes be the most budget-friendly option due to the high volume of flights!
Nonstop vs. 1-stop
20+ cities
While Trenton-Mercer Airport may not be a major hub, it efficiently connects you to over 20 cities! Popular routes include sunny getaways to Florida and convenient access to other East Coast destinations.
Number of airlines
10+ airlines
Trenton-Mercer Airport is served by more than 10 airlines, making travel options abundant, with Frontier Airlines being the most popular low-cost choice.
TTN Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
TTN airport insights
Best days to catch a deal
Thur, Wed
Based on the data, Thursday has the most deals for Trenton-Mercer airport. You're most likely to find the cheapest flight deals departing on Thursday.
Avg. deal survival time
14.3 hours
Deals from Trenton–Mercer Airport typically survive for approximately 14.3 hours. This limited window means it's important to book quickly when you find a deal that meets your needs.
Rare deal frequency
5 deals
In the past month, we've uncovered 5 rare deals for Trenton–Mercer Airport. These exceptional finds, scoring 90+ on our AI Deal Score, typically include mistake fares, special promotions, or ultra-discounts.
Average price drop
-8%
The average price drop for flights to Trenton–Mercer Airport is 8.1%, suggesting potential savings if you monitor prices. This indicates that waiting for a price decrease could lead to a more affordable flight.
Next 4 weeks: deal forecast
Trenton-Mercer Airport Flight Forecast
The forecast for Trenton-Mercer Airport next month shows stable prices with a slight chance of minor price increases due to seasonal demand. Overall, expect similar rates to the current period, with no major price drops anticipated.
Top 5 biggest price drops (last 3 months)
Found on March 23
Melbourne - TTN
$338 → $180
47%
Found on March 24
Orlando - TTN
$185 → $44
76%
Found on March 26
Fort Lauderdale - TTN
$153 → $40
74%
Found on March 25
Dallas - TTN
$185 → $88
52%
Found on March 23
West Palm Beach - TTN
$113 → $111
2%
Check these nearby airports too
Looking for more options? These airports near TTN sometimes drop rare deals too:
Atlantic City International (ACY)
~13 rare deals/month
Philadelphia International (PHL)
~9 rare deals/month
Trenton–Mercer (TTN)
~6 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially ACY and PHL for long-haul deal surprises.
When Is the Best Time to Fly from United States to Trenton–Mercer
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Trenton–Mercer:
Cheapest month
January
Cheapest month
January is typically the cheapest month to fly to Trenton. You can explore the historic sites without the crowds, making it a more intimate experience. Plus, you'll find cozy cafes and restaurants offering comfort food to warm you up after a day of sightseeing, so pack your winter coat and enjoy Trenton on a budget!
Best day to book
Tuesday
Best day to book
Tuesday is often the best day to book your flight to Trenton. Airlines tend to release deals early in the week to fill up those empty seats. Keep an eye out for flash sales and promotions that pop up on Tuesdays to snag the best prices, so set a reminder and happy hunting!
Cheapest days to fly
Wednesday
Cheapest days to fly
Flying on a Wednesday can save you some serious cash, so look into mid-week flights. Many travelers prefer to start their trips on a Friday or Monday, driving up prices during those times. By flying on Wednesday, you're avoiding the weekend rush and saving some dough!
Advance booking sweet spot
2 months
Advance booking sweet spot
Booking about two months in advance hits that sweet spot for Trenton flights. This timeframe typically offers a balance between availability and price, allowing you to secure your preferred dates without breaking the bank. Start your search early and watch those prices drop!
Trenton–Mercer Airports & Ground Transportation
One big question for travelers is which Trenton–Mercer airport to fly into. Here’s a quick guide to Trenton–Mercer’s airports and how to get to the city from each:
Philadelphia International Airport (PHL)
Philadelphia International Airport (PHL) is a major airport serving the Philadelphia metropolitan area, including Trenton. PHL offers a wide range of domestic and international flights, making it a convenient option for travelers. The airport boasts numerous amenities, including diverse dining and shopping options, as well as free Wi-Fi. Getting from PHL to Trenton is relatively straightforward, with options like taking the SEPTA train to Trenton Transit Center or ride share. Consider utilizing the SEPTA Regional Rail for an affordable and efficient journey to Trenton.
Tip: Arrive early to navigate the expansive terminals, especially during peak travel times; consider taking the train for a smooth ride into Trenton.
Newark Liberty International Airport (EWR)
Newark Liberty International Airport (EWR) is another major airport accessible from Trenton, offering a vast selection of flights both domestic and international. EWR provides a variety of services and amenities, including a wide selection of restaurants, shops, and lounges. While EWR is a bit further from Trenton, it can be reached by taking the NJ Transit train from Newark Airport Station to Trenton Transit Center. Newark Airport's size can be intimidating, so plan your route ahead of time.
What to Do in Trenton
Trenton isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Trenton, organized by interest:
Sightseeing & landmarks
Trenton boasts a rich history, evident in its well-preserved landmarks. Visit the New Jersey State House or the Old Barracks Museum to step back in time and soak in the city's historical charm!
Arts & culture
Immerse yourself in Trenton's vibrant arts scene by visiting the Trenton City Museum at Ellarslie, or catch a show at the Mill Hill Playhouse. Trenton's art and culture scene offers something for everyone!
Food & nightlife
From cozy diners to upscale restaurants, Trenton offers a diverse culinary scene that will tantalize your taste buds. Experience Trenton's nightlife, with options ranging from lively bars to laid-back lounges, perfect for unwinding after a day of exploring.
Shopping & fashion
Explore unique boutiques and local shops in Trenton to discover hidden gems and one-of-a-kind finds. Whether you're searching for stylish clothing or quirky souvenirs, Trenton's shopping scene has something for everyone.
Nearby getaways
Escape the city bustle and explore the scenic beauty surrounding Trenton with a short trip to Washington Crossing Historic Park. For a longer getaway, consider visiting the Jersey Shore which is less than an hour and a half away!
No matter your interest – be it art, food, nightlife, or nature – Trenton has something for everyone. And the best part? Many events and attractions refresh throughout the year, so there’s always something new to experience each visit.
Events in Trenton This Month
trenton makes jazz show
Experience the Trenton City Museum at Ellarslie transformed into a vibrant jazz cafe on March 6th! Complementing the 'Trenton Makes Jazz' exhibition, this special event promises an evening of live music, art, and community celebration.
sunset over city hall *add a candle*
Create a memorable and colorful evening at Painting with a Twist in Warrington! Enjoy a two-hour session filled with painting, laughter, and your favorite drinks as you follow our easy step-by-step instructions to create your own masterpiece.
Trenton Weather
Weather in Trenton
Thu, Mar 26
10%
24° 9°
10%
Fri, Mar 27
Frequently Asked Questions About Flights to Trenton–Mercer
Pro Tips for Finding Cheap Flights to Trenton–Mercer
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Trenton–Mercer flights:
Be Flexible with Your Dates: Sometimes, flying a day or two earlier or later can drastically reduce the price. Airlines often have different prices depending on the day of the week, so play around with your travel dates to see if you can snag a better deal.
Consider Nearby Airports: Don't limit yourself to just one airport! Trenton-Mercer Airport (TTN) is your primary target, but also check flights into Philadelphia International Airport (PHL) or Newark Liberty International Airport (EWR). The savings might make the extra travel worth it.
