$356 Cheap Flights from Tucson (TUS) to Trenton (TTN)

View $356 flight on Thu, Oct 30, 2025Opens in a new window

Popular airlines from Tucson International Airport (TUS) to Trenton–Mercer Airport (TTN)

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Cheap Flights from Tucson to Trenton (TUS-TTN)

Prices were available within the past 7 days and start at $356 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Tucson (TUS) to Trenton (TTN)
Origin airport
Tucson Intl.
Destination airport
Mercer
Distance
2075 mi

Tucson to Trenton Flights

The cheapest times to fly from Tucson to Trenton

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Tucson to Trenton are during the month of . You can find some of the cheapest flights from Tucson to Trenton with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Tucson to Trenton

Sunday is one of the best days to book for cheap flights from Tucson to Trenton: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Tucson to Trenton

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Tucson to Trenton in 2025. You can also book with separate airlines for your outbound and return journeys, from $356 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Tucson to Trenton flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Tucson to Trenton airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Tucson Intl. Airport (TUS) to Mercer Airport (TTN) cost?
Discover the latest flight deals from TUS to TTN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from TUS to TTN?
The cheapest flights from TUS to TTN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from TUS to TTN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from TUS to TTN. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Tucson Intl. Airport (TUS) to Mercer Airport (TTN)?
Direct flights from Tucson Intl. Airport (TUS) to Mercer Airport (TTN) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from TUS to TTN?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Tucson Intl. Airport (TUS) to Mercer Airport (TTN)?
Select a flight from Tucson Intl. Airport (TUS) to Mercer Airport (TTN) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Tucson Intl. Airport (TUS) to Mercer Airport (TTN) last-minute?
Last-minute fares from TUS to TTN are usually more expensive. To lock in the best prices, start searching for flights well in advance. That said, if you're flexible with your travel plans, it's possible to score a cheap fare right before your trip.
Is it cheaper to book a TUS to TTN flight and hotel package?
You'll generally save money by securing a TUS to TTN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your preferred accommodations and flights, consider other add-ons like car rentals, tours and activities.
Can I cancel or change the date of my flight from Tucson Intl. Airport (TUS) to Mercer Airport (TTN)?
If you reserved your TUS to TTN flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.