HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Trenton

$90+ 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — TTN
Feb 23 — Mar 21
Mon 2/23
Mon 3/2
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 January 24, 2026.

This CheapOair deal was found by Cheapflights users on 1/22. 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.
Thu 2/266:00 am
DEN
-
TTN
1 stop15h 59m
Frontier
Mon 3/26:45 am
TTN
-
DEN
1 stop15h 15m
Frontier
Deal found 1/22$180
This Mytrip deal was found by Cheapflights users on 1/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1711:59 pm
DEN
-
TTN
1 stop21h 40m
Frontier
Thu 2/196:00 am
TTN
-
DEN
1 stop18h 59m
Frontier
Deal found 1/22$189
This Super.com deal was found by Cheapflights users on 1/23. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:59 pm
DEN
-
TTN
1 stop21h 40m
Frontier
Thu 3/510:31 am
TTN
-
DEN
1 stop9h 49m
Frontier
Deal found 1/23$205
This CheapOair deal was found by Cheapflights users on 1/22. 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 2/1711:59 pm
DEN
-
TTN
1 stop21h 40m
Frontier
Fri 2/271:52 pm
TTN
-
DEN
1 stop20h 03m
Frontier
Deal found 1/22$215
This CheapOair deal was found by Cheapflights users on 1/23. 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 5/123:41 pm
DEN
-
TTN
1 stop27h 56m
Frontier
Tue 5/198:00 am
TTN
-
DEN
1 stop8h 32m
Frontier
Deal found 1/23$221
This CheapOair deal was found by Cheapflights users on 1/22. 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.
Wed 2/186:20 pm
DEN
-
TTN
1 stop13h 26m
Frontier
Sat 2/218:00 am
TTN
-
DEN
1 stop16h 59m
Frontier
Deal found 1/22$222
This Frontier deal was found by Cheapflights users on 1/23. 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 5/149:25 am
DEN
-
TTN
1 stop12h 34m
Frontier
Sun 5/1710:49 am
TTN
-
DEN
1 stop14h 10m
Frontier
Deal found 1/23$235
This CheapOair deal was found by Cheapflights users on 1/23. 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.
Mon 4/2711:59 pm
DEN
-
TTN
1 stop19h 38m
Frontier
Thu 4/306:00 am
TTN
-
DEN
1 stop10h 32m
Frontier
Deal found 1/23$238
This Booking.com deal was found by Cheapflights users on 1/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:00 am
DEN
-
TTN
1 stop15h 59m
Frontier
Thu 3/510:31 am
TTN
-
DEN
1 stop9h 49m
Frontier
Deal found 1/23$240
This Mytrip deal was found by Cheapflights users on 1/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/208:55 am
DEN
-
TTN
1 stop12h 44m
Frontier
Tue 2/248:00 am
TTN
-
DEN
1 stop16h 59m
Frontier
Deal found 1/21$245
This Super.com deal was found by Cheapflights users on 1/23. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2710:00 am
DEN
-
TTN
1 stop11h 59m
Frontier
Tue 3/38:00 am
TTN
-
DEN
1 stop16h 59m
Frontier
Deal found 1/23$247
This CheapOair deal was found by Cheapflights users on 1/22. 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.
Thu 2/266:00 am
DEN
-
TTN
1 stop15h 59m
Frontier
Sun 3/84:01 pm
TTN
-
DEN
1 stop18h 17m
Frontier
Deal found 1/22$249

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 January 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$180
(CheapOair)

One-way from

$90
(Frontier)

Popular in

March

Cheapest in

January

Average price

$227
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. 5% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 January 24, 2026.
Use the filters below to find and compare flights from Denver to Trenton that are best for you.

Fly from

Denver

Fly to

Trenton

Route

Depart

Return

Price

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Thu 2/26

6:00 am-11:59 pm

1 stop15h 59m

Trenton-Mercer

Mon 3/2

6:45 am-8:00 pm

1 stop15h 15m

$180

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Tue 2/17

11:59 pm-11:39 pm

1 stop21h 40m

Trenton-Mercer

Thu 2/19

6:00 am-10:59 pm

1 stop18h 59m

$189

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Tue 3/3

11:59 pm-11:39 pm

1 stop21h 40m

Trenton-Mercer

Thu 3/5

10:31 am-6:20 pm

1 stop9h 49m

$205

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Tue 2/17

11:59 pm-11:39 pm

1 stop21h 40m

Trenton-Mercer

Fri 2/27

1:52 pm-7:55 am

1 stop20h 03m

$215

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Fri 2/27

10:00 am-11:59 pm

1 stop11h 59m

Trenton-Mercer

Mon 3/2

6:45 am-8:00 pm

1 stop15h 15m

$215

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Thu 5/14

9:25 am-11:59 pm

1 stop12h 34m

Trenton-Mercer

Sun 5/17

10:49 am-10:59 pm

1 stop14h 10m

$235

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Fri 2/20

8:55 am-11:39 pm

1 stop12h 44m

Trenton-Mercer

Tue 2/24

8:00 am-10:59 pm

1 stop16h 59m

$245

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Tue 2/24

11:59 pm-11:39 pm

1 stop21h 40m

Trenton-Mercer

Mon 3/2

6:45 am-8:00 pm

1 stop15h 15m

$252

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Wed 2/25

11:59 pm-9:46 am

1 stop7h 47m

Trenton-Mercer

Sat 2/28

6:56 pm-7:55 am

1 stop14h 59m

$261

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Sat 2/21

8:55 am-11:39 pm

1 stop12h 44m

Trenton-Mercer

Mon 2/23

6:45 am-8:00 pm

1 stop15h 15m

$262

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Showing 1-10 of 18 results
1
2

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Expedia the most. Expedia 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 $62). Flying from Denver to Trenton, New Jersey in July is currently the most expensive (average of $148). 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 15h 59m. 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 $62). Flying from Denver to Trenton, New Jersey in July is currently the most expensive (average of $148). 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.

Alternative routes for Denver to Trenton

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Newark flights
Denver to LaGuardia flights
Denver to John F Kennedy Intl flights
Denver to Philadelphia flights
Colorado Springs to LaGuardia flights
Colorado Springs to John F Kennedy Intl flights
Colorado Springs to Newark flights
Colorado Springs to Philadelphia flights
Vail to John F Kennedy Intl flights
Vail to Newark flights
Aspen to LaGuardia flights
Aspen to Newark flights
Vail to LaGuardia flights
Montrose to Newark flights
Grand Junction to John F Kennedy Intl flights
Grand Junction to Newark flights
Durango to Philadelphia flights
Grand Junction to LaGuardia flights
Aspen to John F Kennedy Intl flights
Montrose to John F Kennedy Intl flights
Montrose to LaGuardia flights
Grand Junction to Philadelphia flights
Hayden to Newark flights
Hayden to LaGuardia flights
Vail to Philadelphia flights
Durango to LaGuardia flights
Durango to Newark flights
Aspen to Philadelphia flights
Hayden to Philadelphia flights
Montrose to Philadelphia flights
Durango to John F Kennedy Intl flights
Denver to Atlantic City flights
Colorado Springs to Atlantic City flights
Colorado Springs to Trenton flights

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.