HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Trenton

$79+ Cheap flights from Denver to Trenton, NJ (DEN - 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — TTN
May 2 — May 91
Sat 5/2
Sat 5/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver to Trenton with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Denver to Trenton

Cheapest flights from Denver to Trenton
Explore the most affordable flight options available from Denver to Trenton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.

This Expedia deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:59 pm
DEN
-
TTN
1 stop22h 00m
Frontier
Mon 4/279:16 pm
TTN
-
DEN
1 stop27h 43m
Frontier
Deal found 3/31$160
This Expedia deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1711:59 pm
DEN
-
TTN
1 stop12h 07m
Frontier
Mon 4/205:45 pm
TTN
-
DEN
1 stop31h 14m
Frontier
Deal found 3/28$180
This Expedia deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1511:59 pm
DEN
-
TTN
1 stop13h 35m
Frontier
Tue 5/1910:27 am
TTN
-
DEN
1 stop23h 57m
Frontier
Deal found 3/31$185
This Trip.com deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1711:59 pm
DEN
-
TTN
1 stop12h 07m
Frontier
Tue 4/218:00 am
TTN
-
DEN
1 stop16h 59m
Frontier
Deal found 3/29$193
This CheapOair deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/143:32 pm
DEN
-
TTN
1 stop29h 04m
Frontier
Thu 4/166:45 pm
TTN
-
DEN
1 stop15h 36m
Frontier
Deal found 3/31$200
This Expedia deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:59 pm
DEN
-
TTN
1 stop20h 37m
Frontier
Sat 4/182:58 pm
TTN
-
DEN
1 stop19h 52m
Frontier
Deal found 3/30$206
This Frontier deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:56 pm
DEN
-
TTN
1 stop7h 46m
Frontier
Mon 5/188:31 pm
TTN
-
DEN
1 stop13h 53m
Frontier
Deal found 3/31$210
This Orbitz deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/611:56 pm
DEN
-
TTN
1 stop14h 08m
Frontier
Sun 5/104:04 pm
TTN
-
DEN
1 stop25h 58m
Frontier
Deal found 3/31$214
This Expedia deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1711:59 pm
DEN
-
TTN
1 stop12h 07m
Frontier
Sun 4/193:52 pm
TTN
-
DEN
1 stop19h 03m
Frontier
Deal found 3/28$225
This Expedia deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/910:45 am
DEN
-
TTN
1 stop10h 54m
Frontier
Mon 4/138:26 pm
TTN
-
DEN
1 stop28h 33m
Frontier
Deal found 3/29$226

Find flight deals from Denver to Trenton

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Trenton (TTN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$160
(Travelocity)

One-way from

$79
(Super.com)

Popular in

March

Cheapest in

January

Average price

$296
Provider with most accurate pricing for Denver Intl-Trenton-Mercer flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Trenton-Mercer flights.
Search Deals
From Denver Intl to Trenton-Mercer
Search Deals
One-way flight from Denver Intl to Trenton-Mercer
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Trenton that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 2, 2026.
Use the filters below to find and compare flights from Denver to Trenton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Fri 5/15

11:59 pm-3:34 pm

1 stop13h 35m

Trenton-Mercer

Tue 5/19

10:27 am-8:24 am

1 stop23h 57m

$185

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Thu 4/30

11:59 pm-3:06 pm

1 stop13h 07m

Trenton-Mercer

Mon 5/4

3:52 pm-10:59 pm

1 stop9h 07m

$185

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Thu 4/16

9:25 am-11:59 pm

1 stop12h 34m

Trenton-Mercer

Sat 4/18

2:58 pm-10:59 pm

1 stop10h 01m

$205

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Thu 4/16

9:25 am-11:59 pm

1 stop12h 34m

Trenton-Mercer

Sun 4/19

7:14 pm-10:59 pm

1 stop29h 45m

$210

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Fri 5/1

11:59 pm-2:06 pm

1 stop12h 07m

Trenton-Mercer

Mon 5/4

3:52 pm-10:59 pm

1 stop9h 07m

$210
Quickest round-trip

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Sat 5/9

11:56 pm-9:34 am

1 stop7h 38m

Trenton-Mercer

Sun 5/10

4:04 pm-10:39 pm

1 stop8h 35m

$230

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Mon 5/11

11:56 pm-9:42 am

1 stop7h 46m

Trenton-Mercer

Wed 5/20

10:22 am-8:24 am

1 stop24h 02m

$230

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Sun 4/12

11:59 pm-11:39 pm

1 stop21h 40m

Trenton-Mercer

Tue 4/14

12:00 pm-10:59 pm

1 stop12h 59m

$242

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Wed 5/27

11:59 pm-3:19 pm

1 stop13h 20m

Trenton-Mercer

Sat 5/30

8:50 pm-8:24 am

1 stop13h 34m

$250

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Sat 4/25

11:59 pm-10:09 am

1 stop8h 10m

Trenton-Mercer

Tue 4/28

8:00 am-2:31 pm

1 stop8h 31m

$250

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Denver to Trenton

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Trenton in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Trenton, New Jersey flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Trenton, New Jersey flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Trenton, New Jersey flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Trenton, New Jersey flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Trenton, New Jersey flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Denver to Trenton

Have a flexible travel schedule? Discover the best time to fly to Trenton from Denver 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 Denver to Trenton

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

Currently, May is the cheapest month in which you can book a flight from Denver to Trenton, New Jersey (average of $50). Flying from Denver to Trenton, New Jersey in July is currently the most expensive (average of $156). 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

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

  • How long is the flight from Denver to Trenton, New Jersey?

    Frontier can get you from Denver to Trenton, New Jersey in just under 13h 35m. Your travel time can differ by up to . Denver and Trenton, New Jersey are separated by a distance of 1571 mi.

  • Can I find deals for flights from Denver to Trenton that include hotel bookings?

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

  • How can I find direct flights from Denver to Trenton?

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

  • Can I find deals for business class flights from Denver to Trenton?

    Yes. Cheapflights offers flight deals from Denver 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 Denver to Trenton, New Jersey?

    Currently, May is the cheapest month in which you can book a flight from Denver to Trenton, New Jersey (average of $50). Flying from Denver to Trenton, New Jersey in July is currently the most expensive (average of $156). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.