Cheap Flights from Trenton (TTN) to Lafayette (LAF)

Popular airlines from Trenton–Mercer Airport (TTN) to Lafayette, IN (LAF-Purdue University)

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Frequently asked questions

How much does a flight from Mercer Airport (TTN) to Lafayette, IN (LAF-Purdue University) cost?
Get a cheap one-way flight or cheap return flight from Mercer Airport (TTN) to Lafayette, IN (LAF-Purdue University) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Mercer Airport (TTN) to Lafayette, IN (LAF-Purdue University)?
is the cheapest month to fly from TTN to LAF. Timing your trip outside of the busy season is often the key to scoring lower fares.
What is the cheapest airline that flies from Mercer Airport (TTN) to Lafayette, IN (LAF-Purdue University)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from TTN to LAF. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Mercer Airport (TTN) to Lafayette, IN (LAF-Purdue University)?
Nonstop flights from Mercer Airport (TTN) to Lafayette, IN (LAF-Purdue University) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's 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 TTN to LAF?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change 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 Mercer Airport (TTN) to Lafayette, IN (LAF-Purdue University)?
To avoid potential delays on the Mercer Airport (TTN) to Lafayette, IN (LAF-Purdue University) route, travel before 3 PM. Flights after this time are 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 Mercer Airport (TTN) to Lafayette, IN (LAF-Purdue University) last-minute?
Booking your plane ticket from TTN to LAF shortly before your journey is usually more expensive. But if there's some wiggle room with your departure dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a TTN to LAF flight and hotel package?
Opting for a TTN to LAF flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Mercer Airport (TTN) to Lafayette, IN (LAF-Purdue University)?
It's generally possible to cancel or reschedule your TTN to LAF flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Travel information

Origin airport
Mercer
Destination airport
Purdue University
Distance
637 mi

Book with confidence

Book with confidence

Trenton to Lafayette Flights

The cheapest times to fly from Trenton to Lafayette

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 Trenton to Lafayette are during the month of . You can find some of the cheapest flights from Trenton to Lafayette with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Trenton to Lafayette

Sunday is one of the best days to book for cheap flights from Trenton to Lafayette: 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 Trenton to Lafayette

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 Trenton to Lafayette in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Trenton to Lafayette 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 Trenton to Lafayette 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.

 

Trenton to Lafayette Flights

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*Available to One Key members.