$149 Cheap Flights from Trenton (TTN) to Las Vegas (LAS)

View $149 flight on Thu, Jan 1, 2026Opens in a new window

Popular airlines from Trenton–Mercer Airport (TTN) to Harry Reid Intl. Airport (LAS)

Cheap Flights from Trenton to Las Vegas (TTN-LAS)

Prices were available within the past 7 days and start at $149 for one-way flights and $226 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, Nov 3 - Wed, Nov 12
TTN
Trenton
LAS
Las Vegas
$226 Roundtrip, just found
$226
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Nov 3 from Trenton to Las Vegas, returning Wed, Nov 12, priced at $226 just found
Frontier Airlines
Mon, Nov 3 - Wed, Nov 5
TTN
Trenton
LAS
Las Vegas
$227 Roundtrip, just found
$227
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Nov 3 from Trenton to Las Vegas, returning Wed, Nov 5, priced at $227 just found
Frontier Airlines
Mon, Nov 10 - Thu, Nov 13
TTN
Trenton
LAS
Las Vegas
$228 Roundtrip, found 1 hour ago
$228
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Trenton to Las Vegas, returning Thu, Nov 13, priced at $228 found 1 hour ago
Frontier Airlines
Mon, Nov 3 - Thu, Nov 13
TTN
Trenton
LAS
Las Vegas
$249 Roundtrip, found 18 hours ago
$249
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Mon, Nov 3 from Trenton to Las Vegas, returning Thu, Nov 13, priced at $249 found 18 hours ago
Frontier Airlines
Thu, Oct 30 - Sat, Nov 1
TTN
Trenton
LAS
Las Vegas
$250 Roundtrip, found 7 hours ago
$250
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Thu, Oct 30 from Trenton to Las Vegas, returning Sat, Nov 1, priced at $250 found 7 hours ago
American Airlines
Sun, Nov 9 - Tue, Nov 18
TTN
Trenton
LAS
Las Vegas
$251 Roundtrip, found 17 hours ago
$251
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Sun, Nov 9 from Trenton to Las Vegas, returning Tue, Nov 18, priced at $251 found 17 hours ago
American Airlines
Sat, Nov 1 - Tue, Nov 4
TTN
Trenton
LAS
Las Vegas
$261 Roundtrip, found 21 hours ago
$261
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Sat, Nov 1 from Trenton to Las Vegas, returning Tue, Nov 4, priced at $261 found 21 hours ago
American Airlines
Mon, Oct 27 - Sat, Nov 1
TTN
Trenton
LAS
Las Vegas
$261 Roundtrip, found 17 hours ago
$261
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Mon, Oct 27 from Trenton to Las Vegas, returning Sat, Nov 1, priced at $261 found 17 hours ago
American Airlines
Sat, Nov 1 - Tue, Nov 4
TTN
Trenton
LAS
Las Vegas
$271 Roundtrip, found 5 hours ago
$271
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Sat, Nov 1 from Trenton to Las Vegas, returning Tue, Nov 4, priced at $271 found 5 hours ago
American Airlines
Tue, Oct 28 - Sat, Nov 1
TTN
Trenton
LAS
Las Vegas
$271 Roundtrip, just found
$271
Roundtrip
just found
Select American Airlines flight, departing Tue, Oct 28 from Trenton to Las Vegas, returning Sat, Nov 1, priced at $271 just found

Find the cheapest month to fly from Trenton (TTN) to Las Vegas (LAS)

January is typically the cheapest month to fly

From $138 - $615 per traveler.

Alternative airports near Las Vegas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McCarran Intl. LAS. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $305
LAS
McCarran Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $305
Flights from Trenton (TTN) to Las Vegas (LAS)
Origin airport
Mercer
Destination airport
Harry Reid Intl.
Airlines serving
American Airlines, Frontier Airlines
Roundtrip price
$226
Distance
2190 mi

Trenton to Las Vegas Flights

The cheapest times to fly from Trenton to Las Vegas

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

 

The best time to book a flight from Trenton to Las Vegas

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

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 Las Vegas in 2025. You can also book with separate airlines for your outbound and return journeys, from $149 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 Las Vegas 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 Las Vegas 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 Mercer Airport (TTN) to Harry Reid Intl. Airport (LAS) cost?
Grab a cheap one-way flight from $149 or cheap return flight from $226 from Mercer Airport (TTN) to Harry Reid Intl. Airport (LAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Mercer Airport (TTN) to Harry Reid Intl. Airport (LAS)?
November is the cheapest month to fly from TTN to LAS. Traveling during an off-peak travel window is often the key to better flight prices.
Which airlines fly direct from Mercer Airport (TTN) to Harry Reid Intl. Airport (LAS)?
You can't take a direct flight from Trenton, NJ (TTN-Mercer) to Harry Reid Intl. Airport (LAS). However, you can arrive in Las Vegas without any layovers by departing from Liberty Intl. Airport (EWR).
What is the cheapest airline that flies from Mercer Airport (TTN) to Harry Reid Intl. Airport (LAS)?
To find the cheapest airline that'll fly you from TTN to LAS, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Mercer Airport (TTN) to Harry Reid Intl. Airport (LAS)?
You'll have to hop on a flight with a layover when traveling from Mercer Airport (TTN) to Harry Reid Intl. Airport (LAS). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from TTN to LAS?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on a number of factors, including the time of year and carrier.*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 Harry Reid Intl. Airport (LAS)?
Select a flight from Mercer Airport (TTN) to Harry Reid Intl. Airport (LAS) that leaves before 3 PM to reduce the risk of cancellations. Later departures 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 Mercer Airport (TTN) to Harry Reid Intl. Airport (LAS) last-minute?
Last-minute bookings from TTN to LAS are typically more expensive. For the best prices, start searching for flights as soon as possible. That being said, if your travel plans are flexible, you may score a cheap ticket just before your departure.
Is it cheaper to book a TTN to LAS flight and hotel package?
Opting for a TTN to LAS flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Pick from our impressive range of hotels and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Mercer Airport (TTN) to Harry Reid Intl. Airport (LAS)?
If you booked your TTN to LAS flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

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*Available to One Key members.