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Trenton

$74+ 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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — TTN
Jan 23 — Jan 301
Fri 1/23
Fri 1/30
1 adult, Economy
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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 December 24, 2025.

This Expedia deal was found by Cheapflights users on 12/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:59 pmDEN - TTN
1 stop22h 00mFrontier
Mon 1/59:21 pmTTN - DEN
1 stop27h 38mFrontier
Deal found 12/22$253
This CheapOair deal was found by Cheapflights users on 12/22. 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.
Sun 12/2811:59 pmDEN - TTN
1 stop15h 07mFrontier
Thu 1/298:38 pmTTN - DEN
1 stop13h 52mFrontier
Deal found 12/22$313
This Gotogate deal was found by Cheapflights users on 12/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2511:59 pmDEN - TTN
1 stop16h 17mFrontier
Thu 1/82:32 pmTTN - DEN
1 stop10h 27mFrontier
Deal found 12/21$318
This Mytrip deal was found by Cheapflights users on 12/22. 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.
Wed 12/3111:59 pmDEN - TTN
1 stop22h 00mFrontier
Sun 1/49:59 pmTTN - DEN
1 stop27h 05mFrontier
Deal found 12/22$338
This CheapOair deal was found by Cheapflights users on 12/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2711:59 pmDEN - TTN
1 stop22h 00mFrontier
Wed 12/316:10 amTTN - DEN
1 stop18h 54mFrontier
Deal found 12/21$364
This Kiwi.com deal was found by Cheapflights users on 12/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:45 pmDEN - TTN
2 stops25h 14mMultiple Airlines
Mon 1/59:21 pmTTN - DEN
1 stop27h 38mMultiple Airlines
Deal found 12/22$369
This Booking.com deal was found by Cheapflights users on 12/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:00 amDEN - TTN
1 stop10h 16mFrontier
Sun 1/49:59 pmTTN - DEN
1 stop27h 05mFrontier
Deal found 12/22$382
This CheapOair deal was found by Cheapflights users on 12/23. 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.
Thu 12/2511:59 pmDEN - TTN
1 stop16h 17mFrontier
Mon 12/299:21 pmTTN - DEN
1 stop13h 03mFrontier
Deal found 12/23$394
This Booking.com deal was found by Cheapflights users on 12/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:00 amDEN - TTN
1 stop10h 16mFrontier
Tue 12/309:59 pmTTN - DEN
1 stop27h 05mFrontier
Deal found 12/21$402
This Frontier deal was found by Cheapflights users on 12/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:24 amDEN - TTN
1 stop9h 50mFrontier
Thu 1/82:32 pmTTN - DEN
1 stop10h 27mFrontier
Deal found 12/21$412
This Gotogate deal was found by Cheapflights users on 12/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2811:59 pmDEN - TTN
1 stop15h 07mFrontier
Wed 12/316:10 amTTN - DEN
1 stop18h 54mFrontier
Deal found 12/22$442
This Frontier deal was found by Cheapflights users on 12/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:24 amDEN - TTN
1 stop9h 50mFrontier
Sun 1/112:32 pmTTN - DEN
1 stop10h 27mFrontier
Deal found 12/21$447

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 December 24, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$165
(Frontier)

One-way from

$74
(Mytrip)

Popular in

March

Cheapest in

January

Average price

$297
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. 6% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($2 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 24, 2025.
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

Wed 2/25

11:59 pm-9:46 am

1 stop7h 47m

Trenton-Mercer

Mon 3/2

6:45 am-3:02 pm

1 stop10h 17m

$165

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Thu 2/19

10:00 am-11:59 pm

1 stop11h 59m

Trenton-Mercer

Thu 2/26

6:45 am-8:00 pm

1 stop15h 15m

$182

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Wed 1/7

10:36 am-9:56 pm

1 stop9h 20m

Trenton-Mercer

Sat 1/10

8:00 am-5:33 pm

1 stop11h 33m

$182

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Wed 1/7

11:59 pm-1:32 pm

1 stop11h 33m

Trenton-Mercer

Wed 1/14

8:00 am-8:20 am

1 stop26h 20m

$183

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Thu 1/15

4:15 pm-11:59 pm

1 stop29h 44m

Trenton-Mercer

Sat 1/24

12:04 pm-8:30 am

1 stop22h 26m

$183

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Sat 1/10

6:33 pm-1:32 pm

1 stop16h 59m

Trenton-Mercer

Thu 1/15

6:15 am-12:55 am

1 stop20h 40m

$183

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Thu 2/19

10:00 am-11:59 pm

1 stop11h 59m

Trenton-Mercer

Mon 2/23

6:45 am-3:02 pm

1 stop10h 17m

$183

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Thu 1/8

9:44 am-11:59 pm

1 stop12h 15m

Trenton-Mercer

Mon 1/12

6:00 am-5:22 pm

1 stop13h 22m

$203

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Thu 1/8

11:59 pm-11:59 pm

1 stop22h 00m

Trenton-Mercer

Tue 1/13

8:00 am-11:23 am

1 stop29h 23m

$203

DenverTrenton

DEN - TTN

DENTTN

Denver Intl

Mon 1/26

6:32 pm-2:26 pm

1 stop17h 54m

Trenton-Mercer

Sat 1/31

8:19 pm-8:30 am

1 stop14h 11m

$204

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 24 results
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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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Denver-Trenton, New Jersey flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 June is currently the most expensive (average of $150). 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.

Reviews of airlines servicing Trenton

Get insights into the airlines that provide service to Trenton. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Trenton. Reviews last updated December 24, 2025.
Read reviews from past customers who have flown Frontier from Denver to Trenton. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Frontier
5.8
Fair
3,073 reviews

Boarding

6.0

Entertainment

4.4

Crew

6.7

Food

4.6

Overall

5.8

Comfort

5.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

ATL - MDW

Flight was canceled. Late notification and limited help with booking another flight.
Frontier
5.8
Fair
3,073 reviews
Frontier
5.8
Fair
3,073 reviews

Boarding

6.0

Entertainment

4.4

Crew

6.7

Food

4.6

Overall

5.8

Comfort

5.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

ATL - MDW

Flight was canceled. Late notification and limited help with booking another flight.

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 7h 47m. Your travel time can differ by up to . Denver and Trenton, New Jersey are separated by a distance of 1571 mi.

  • What is the cheapest airline to fly from Denver to Trenton, New Jersey round-trip?

    Our cheapest airline available from Denver to Trenton, New Jersey is Frontier. Our recent data shows that you can find tickets from as low as $180 on this airline.

  • 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 June is currently the most expensive (average of $150). 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

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Alternative routes for Denver to Trenton

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Top airline flying from Denver to Trenton

Discover the top airline that operate flights from Denver to Trenton. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$180Average$274FlexibilityNo cancel feeOn-time62%

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