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$79+ Cheap flights from Trenton, NJ (TTN) to Colorado

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.
TTN — DEN
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Trenton to Colorado

Cheapest flights from Trenton to Colorado
Explore the most affordable flight options available from Trenton to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Mytrip deal was found by Cheapflights users on 1/26. 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.
Sat 2/1412:45 pm
TTN
-
DEN
1 stop21h 10m
Frontier
Tue 2/1711:59 pm
DEN
-
TTN
1 stop21h 40m
Frontier
Deal found 1/26$180
This Frontier deal was found by Cheapflights users on 1/27. 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.
Mon 2/236:45 am
TTN
-
DEN
1 stop15h 15m
Frontier
Thu 3/510:00 am
DEN
-
TTN
1 stop11h 59m
Frontier
Deal found 1/27$193
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Tue 3/38:00 am
TTN
-
DEN
2 stops26h 26m
Frontier
Fri 3/69:25 am
DEN
-
TTN
1 stop12h 34m
Frontier
Deal found 1/27$204
This Super.com deal was found by Cheapflights users on 1/27. 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 2/201:52 pm
TTN
-
DEN
1 stop11h 07m
Frontier
Tue 2/249:25 am
DEN
-
TTN
1 stop12h 14m
Frontier
Deal found 1/27$205
This Super.com deal was found by Cheapflights users on 1/27. 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 2/178:00 am
TTN
-
DEN
1 stop16h 59m
Frontier
Mon 2/2311:59 pm
DEN
-
TTN
1 stop21h 40m
Frontier
Deal found 1/27$206
This Frontier deal was found by Cheapflights users on 1/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:00 am
TTN
-
DEN
1 stop14h 20m
Frontier
Sat 2/2811:00 am
DEN
-
TTN
1 stop10h 39m
Frontier
Deal found 1/28$210
This Expedia deal was found by Cheapflights users on 1/26. 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 4/1610:49 am
TTN
-
DEN
1 stop14h 10m
Frontier
Mon 4/209:25 am
DEN
-
TTN
1 stop12h 34m
Frontier
Deal found 1/26$211
This CheapOair deal was found by Cheapflights users on 1/26. 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 5/138:00 am
TTN
-
DEN
1 stop16h 59m
Frontier
Thu 5/149:25 am
DEN
-
TTN
1 stop12h 34m
Frontier
Deal found 1/26$212
This Booking.com deal was found by Cheapflights users on 1/27. 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.
Sat 2/712:04 pm
TTN
-
DEN
1 stop22h 26m
Frontier
Thu 2/126:00 am
DEN
-
TTN
1 stop15h 59m
Frontier
Deal found 1/27$214
This Frontier deal was found by Cheapflights users on 1/26. 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.
Mon 3/26:45 am
TTN
-
DEN
1 stop15h 15m
Frontier
Thu 3/510:00 am
DEN
-
TTN
1 stop11h 59m
Frontier
Deal found 1/26$220
This Mytrip deal was found by Cheapflights users on 1/27. 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.
Mon 2/236:45 am
TTN
-
DEN
1 stop15h 15m
Frontier
Fri 2/2710:00 am
DEN
-
TTN
1 stop11h 59m
Frontier
Deal found 1/27$221
This Expedia deal was found by Cheapflights users on 1/28. 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.
Tue 3/176:00 am
TTN
-
DEN
1 stop28h 20m
Frontier
Mon 3/2311:59 pm
DEN
-
TTN
1 stop22h 00m
Frontier
Deal found 1/28$224

Find flight deals from Trenton to Colorado

Keep the following information in mind while searching for Trenton to Colorado flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$180
(Mytrip)

One-way from

$79
(Super.com)

Popular in

December

Cheapest in

January

Average price

$277
Provider with most accurate pricing for New York (NYC)-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Denver Intl flights.
Search Deals
From Trenton-Mercer to Colorado
Search Deals
One-way flight from Trenton-Mercer to Colorado
Search Deals
High demand for flights, 3% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 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 Trenton to Colorado 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 29, 2026.
Use the filters below to find and compare flights from Trenton to Colorado that are best for you.

Fly from

Trenton

Fly to

Colorado

Route

Depart

Return

Price

TrentonDenver

TTN - DEN

TTNDEN

Trenton-Mercer

Sat 2/14

12:45 pm-7:55 am

1 stop21h 10m

Denver Intl

Tue 2/17

11:59 pm-11:39 pm

1 stop21h 40m

$180

TrentonDenver

TTN - DEN

TTNDEN

Trenton-Mercer

Mon 2/23

6:45 am-8:00 pm

1 stop15h 15m

Denver Intl

Thu 3/5

10:00 am-11:59 pm

1 stop11h 59m

$193

TrentonDenver

TTN - DEN

TTNDEN

Trenton-Mercer

Fri 2/20

1:52 pm-10:59 pm

1 stop11h 07m

Denver Intl

Tue 2/24

9:25 am-11:39 pm

1 stop12h 14m

$205

TrentonDenver

TTN - DEN

TTNDEN

Trenton-Mercer

Thu 4/23

10:49 am-10:59 pm

1 stop14h 10m

Denver Intl

Tue 4/28

11:59 pm-9:37 pm

1 stop19h 38m

$210

TrentonDenver

TTN - DEN

TTNDEN

Trenton-Mercer

Thu 4/16

10:49 am-10:59 pm

1 stop14h 10m

Denver Intl

Mon 4/20

9:25 am-11:59 pm

1 stop12h 34m

$211

TrentonDenver

TTN - DEN

TTNDEN

Trenton-Mercer

Wed 5/13

8:00 am-10:59 pm

1 stop16h 59m

Denver Intl

Thu 5/14

9:25 am-11:59 pm

1 stop12h 34m

$212

TrentonDenver

TTN - DEN

TTNDEN

Trenton-Mercer

Mon 3/2

6:45 am-8:00 pm

1 stop15h 15m

Denver Intl

Thu 3/5

10:00 am-11:59 pm

1 stop11h 59m

$220

TrentonDenver

TTN - DEN

TTNDEN

Trenton-Mercer

Sat 4/18

3:52 pm-10:59 pm

1 stop9h 07m

Denver Intl

Mon 4/20

9:25 am-11:59 pm

1 stop12h 34m

$231

TrentonDenver

TTN - DEN

TTNDEN

Trenton-Mercer

Mon 2/23

6:45 am-8:00 pm

1 stop15h 15m

Denver Intl

Thu 2/26

8:55 am-11:39 pm

1 stop12h 44m

$235

TrentonDenver

TTN - DEN

TTNDEN

Trenton-Mercer

Thu 2/26

6:00 am-10:59 pm

1 stop18h 59m

Denver Intl

Wed 3/4

11:59 pm-9:46 am

1 stop7h 47m

$235

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 22 results
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Best time to book a flight from Trenton to Colorado

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

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

Currently, October is the cheapest month in which you can book a flight from Trenton, New Jersey to Colorado (average of $88). Flying from Trenton, New Jersey to Colorado in June is currently the most expensive (average of $137). 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 Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated January 29, 2026.
Read through reviews of airlines operating flights from Trenton to Colorado, such as Frontier. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Frontier
5.7
Fair
3,056 reviews

Food

4.6

Boarding

6.0

Comfort

5.5

Crew

6.6

Entertainment

4.3

Overall

5.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

ATL - MDW

Flight was canceled. Late notification and limited help with booking another flight.
Frontier
5.7
Fair
3,056 reviews
Frontier
5.7
Fair
3,056 reviews

Food

4.6

Boarding

6.0

Comfort

5.5

Crew

6.6

Entertainment

4.3

Overall

5.7

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 Trenton to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Trenton to Colorado?

    Trenton-Mercer (TTN), located 4.8 mi from the city center, is the airport you fly out of when you book flights from Trenton to Colorado.

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

    For as low as $180, Frontier can have you in Colorado from Trenton, New Jersey in 21h 10m. The distance from Trenton, New Jersey to Colorado is about 1571 mi.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Trenton, New Jersey to Colorado (average of $88). Flying from Trenton, New Jersey to Colorado in June is currently the most expensive (average of $137). 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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Top airline flying from Trenton to Colorado

Discover the top airline that operate flights from Trenton to Colorado. 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$138Average$207FlexibilityNo cancel feeOn-time62%

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