$122+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — DEN
Aug 28 — Sep 41
Round-trip
1 adult, Economy
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Find cheap flights from Trenton to Colorado 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
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Cheapest flights from Trenton to ColoradoExplore 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 July 29, 2026.
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 July 29, 2026.
This Expedia deal was found by Cheapflights users on 7/26. 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.
Tue 9/17:15 am
TTN
- DEN
1 stop26h 52m
Frontier
Sat 9/56:00 am
DEN
- TTN
1 stop8h 32m
Frontier
Deal found 7/26![Frontier logo]()
$244
This Expedia deal was found by Cheapflights users on 7/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:26 pm
TTN
- DEN
1 stop8h 03m
Frontier
Tue 8/1811:59 pm
DEN
- TTN
1 stop15h 43m
Frontier
Deal found 7/23![Frontier logo]()
$248
This Orbitz deal was found by Cheapflights users on 7/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:15 am
TTN
- DEN
1 stop17h 45m
Frontier
Tue 9/111:59 pm
DEN
- TTN
1 stop10h 05m
Frontier
Deal found 7/28![Frontier logo]()
$263
This CheapOair deal was found by Cheapflights users on 7/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:39 pm
TTN
- DEN
1 stop13h 58m
Frontier
Wed 10/711:21 am
DEN
- TTN
1 stop28h 02m
Frontier
Deal found 7/28![Frontier logo]()
$267
This Frontier deal was found by Cheapflights users on 7/28. 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.
Mon 8/3112:49 pm
TTN
- DEN
1 stop12h 11m
Frontier
Sat 9/56:00 am
DEN
- TTN
1 stop8h 32m
Frontier
Deal found 7/28![Frontier logo]()
$268
This Travelocity deal was found by Cheapflights users on 7/24. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:39 pm
TTN
- DEN
1 stop13h 58m
Frontier
Wed 9/307:12 pm
DEN
- TTN
1 stop21h 30m
Frontier
Deal found 7/24![Frontier logo]()
$270
This Super.com deal was found by Cheapflights users on 7/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:18 pm
TTN
- DEN
1 stop7h 49m
Frontier
Tue 9/811:59 pm
DEN
- TTN
1 stop16h 43m
Frontier
Deal found 7/28![Frontier logo]()
$272
This CheapOair deal was found by Cheapflights users on 7/24. 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.
Fri 9/46:30 am
TTN
- DEN
1 stop18h 30m
Frontier
Wed 9/911:59 pm
DEN
- TTN
1 stop13h 43m
Frontier
Deal found 7/24![Frontier logo]()
$279
This Expedia deal was found by Cheapflights users on 7/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:44 pm
TTN
- DEN
1 stop13h 24m
Frontier
Tue 9/227:12 pm
DEN
- TTN
1 stop21h 30m
Frontier
Deal found 7/27![Frontier logo]()
$281
This Frontier deal was found by Cheapflights users on 7/26. 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.
Sat 8/225:18 pm
TTN
- DEN
1 stop7h 49m
Frontier
Wed 8/2611:59 pm
DEN
- TTN
1 stop10h 05m
Frontier
Deal found 7/26![Frontier logo]()
$282
This Expedia deal was found by Cheapflights users on 7/28. 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.
Thu 8/2712:49 pm
TTN
- DEN
1 stop12h 11m
Frontier
Sun 8/3011:59 pm
DEN
- TTN
1 stop14h 33m
Frontier
Deal found 7/28![Frontier logo]()
$287
This Frontier deal was found by Cheapflights users on 7/27. 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.
Thu 8/2012:49 pm
TTN
- DEN
1 stop12h 11m
Frontier
Wed 8/2611:59 pm
DEN
- TTN
1 stop10h 05m
Frontier
Deal found 7/27![Frontier logo]()
$288
Best flights from Trenton to ColoradoDiscover carefully curated flight deals from Trenton to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
Discover carefully curated flight deals from Trenton to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
This Expedia deal was found by Cheapflights users on 7/28. 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 9/17:15 am
TTN
- DEN
1 stop17h 45m
Frontier
Sat 9/56:00 am
DEN
- TTN
1 stop8h 32m
Frontier
Deal found 7/28![Frontier logo]()
$244
This Travelocity deal was found by Cheapflights users on 7/28. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:15 am
TTN
- DEN
1 stop17h 45m
Frontier
Tue 9/811:59 pm
DEN
- TTN
1 stop16h 43m
Frontier
Deal found 7/28![Frontier logo]()
$263
This Expedia deal was found by Cheapflights users on 7/28. 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.
Wed 9/97:39 pm
TTN
- DEN
1 stop25h 58m
Frontier
Mon 9/146:40 am
DEN
- TTN
1 stop10h 02m
Frontier
Deal found 7/28![Frontier logo]()
$263
This Expedia deal was found by Cheapflights users on 7/28. 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.
Mon 8/246:30 am
TTN
- DEN
1 stop18h 30m
Frontier
Wed 9/97:12 pm
DEN
- TTN
1 stop21h 30m
Frontier
Deal found 7/28![Frontier logo]()
$263
This Frontier deal was found by Cheapflights users on 7/25. 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 8/315:18 pm
TTN
- DEN
1 stop7h 49m
Frontier
Wed 9/96:40 am
DEN
- TTN
1 stop10h 02m
Frontier
Deal found 7/25![Frontier logo]()
$268
This Expedia deal was found by Cheapflights users on 7/25. 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 9/36:30 am
TTN
- DEN
1 stop18h 30m
Frontier
Tue 9/811:59 pm
DEN
- TTN
1 stop16h 43m
Frontier
Deal found 7/25![Frontier logo]()
$268
This Expedia deal was found by Cheapflights users on 7/25. 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.
Mon 8/3112:49 pm
TTN
- DEN
1 stop21h 18m
Frontier
Tue 9/811:59 pm
DEN
- TTN
1 stop16h 43m
Frontier
Deal found 7/25![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 7/28. 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.
Tue 9/112:49 pm
TTN
- DEN
1 stop12h 11m
Frontier
Thu 9/311:59 pm
DEN
- TTN
1 stop10h 05m
Frontier
Deal found 7/28![Frontier logo]()
$268
This Travelocity deal was found by Cheapflights users on 7/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:39 pm
TTN
- DEN
1 stop14h 13m
Frontier
Wed 9/3011:21 am
DEN
- TTN
1 stop25h 50m
Frontier
Deal found 7/27![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 7/28. 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 8/275:18 pm
TTN
- DEN
1 stop7h 49m
Frontier
Sat 9/56:00 am
DEN
- TTN
1 stop8h 32m
Frontier
Deal found 7/28![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 7/28. 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.
Wed 9/212:49 pm
TTN
- DEN
1 stop12h 11m
Frontier
Fri 9/46:00 am
DEN
- TTN
1 stop8h 32m
Frontier
Deal found 7/28![Frontier logo]()
$268
Last-minute flights from Trenton to ColoradoDiscover last-minute flight deals from Trenton to Colorado. Data last updated July 29, 2026 and is based on user searches.
Discover last-minute flight deals from Trenton to Colorado. Data last updated July 29, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 7/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:26 pm
TTN
- DEN
1 stop8h 03m
Frontier
Tue 8/1811:59 pm
DEN
- TTN
1 stop15h 43m
Frontier
Deal found 7/23![Frontier logo]()
$248
This Super.com deal was found by Cheapflights users on 7/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:18 pm
TTN
- DEN
1 stop7h 49m
Frontier
Tue 9/811:59 pm
DEN
- TTN
1 stop16h 43m
Frontier
Deal found 7/28![Frontier logo]()
$272
This Super.com deal was found by Cheapflights users on 7/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:18 pm
TTN
- DEN
1 stop7h 49m
Frontier
Thu 8/2011:59 pm
DEN
- TTN
1 stop14h 33m
Frontier
Deal found 7/28![Frontier logo]()
$291
This Frontier deal was found by Cheapflights users on 7/27. 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.
Thu 8/2012:49 pm
TTN
- DEN
1 stop12h 11m
Frontier
Wed 8/2611:59 pm
DEN
- TTN
1 stop10h 05m
Frontier
Deal found 7/27![Frontier logo]()
$288
This Frontier deal was found by Cheapflights users on 7/26. 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.
Thu 8/205:18 pm
TTN
- DEN
1 stop7h 49m
Frontier
Tue 8/2511:59 pm
DEN
- TTN
1 stop10h 05m
Frontier
Deal found 7/26![Frontier logo]()
$296
This Frontier deal was found by Cheapflights users on 7/26. 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.
Sat 8/225:18 pm
TTN
- DEN
1 stop7h 49m
Frontier
Wed 8/2611:59 pm
DEN
- TTN
1 stop10h 05m
Frontier
Deal found 7/26![Frontier logo]()
$282
This Frontier deal was found by Cheapflights users on 7/26. 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.
Sat 8/225:18 pm
TTN
- DEN
1 stop7h 49m
Frontier
Sat 8/2910:43 am
DEN
- TTN
1 stop10h 57m
Frontier
Deal found 7/26![Frontier logo]()
$295
This Orbitz deal was found by Cheapflights users on 7/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:15 am
TTN
- DEN
1 stop17h 45m
Frontier
Tue 9/111:59 pm
DEN
- TTN
1 stop10h 05m
Frontier
Deal found 7/28![Frontier logo]()
$263
This Expedia deal was found by Cheapflights users on 7/28. 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.
Thu 8/2712:49 pm
TTN
- DEN
1 stop12h 11m
Frontier
Sun 8/3011:59 pm
DEN
- TTN
1 stop14h 33m
Frontier
Deal found 7/28![Frontier logo]()
$287
This Frontier deal was found by Cheapflights users on 7/26. 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.
Thu 8/275:18 pm
TTN
- DEN
1 stop7h 49m
Frontier
Mon 8/316:00 am
DEN
- TTN
1 stop8h 32m
Frontier
Deal found 7/26![Frontier logo]()
$292
This Frontier deal was found by Cheapflights users on 7/28. 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.
Sat 8/296:30 am
TTN
- DEN
1 stop10h 48m
Frontier
Tue 9/111:59 pm
DEN
- TTN
1 stop10h 05m
Frontier
Deal found 7/28![Frontier logo]()
$244
This Frontier deal was found by Cheapflights users on 7/28. 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.
Mon 8/3112:49 pm
TTN
- DEN
1 stop12h 11m
Frontier
Sat 9/56:00 am
DEN
- TTN
1 stop8h 32m
Frontier
Deal found 7/28![Frontier logo]()
$268
One-way flights from Trenton to ColoradoSearch for one-way flight options from Trenton to Colorado. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
Search for one-way flight options from Trenton to Colorado. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
This Orbitz deal was found by Cheapflights users on 7/25. 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 9/97:15 am
TTN
- DEN
1 stop10h 22m
Frontier
Deal found 7/25![Frontier logo]()
$122
This Super.com deal was found by Cheapflights users on 7/24. 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 9/87:15 am
TTN
- DEN
1 stop26h 37m
Frontier
Deal found 7/24![Frontier logo]()
$127
This Expedia deal was found by Cheapflights users on 7/26. 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.
Wed 8/267:15 am
TTN
- DEN
1 stop17h 45m
Frontier
Deal found 7/26![Frontier logo]()
$128
This Super.com deal was found by Cheapflights users on 7/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:18 pm
TTN
- DEN
1 stop7h 49m
Frontier
Deal found 7/28![Frontier logo]()
$145
This Expedia deal was found by Cheapflights users on 7/28. 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 9/45:18 pm
TTN
- DEN
1 stop7h 49m
Frontier
Deal found 7/28![Frontier logo]()
$146
This Super.com deal was found by Cheapflights users on 7/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:44 pm
TTN
- DEN
1 stop27h 24m
Frontier
Deal found 7/26![Frontier logo]()
$151
This Frontier deal was found by Cheapflights users on 7/26. 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.
Sun 9/277:39 pm
TTN
- DEN
1 stop13h 58m
Frontier
Deal found 7/26![Frontier logo]()
$152
This Super.com deal was found by Cheapflights users on 7/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/44:26 pm
TTN
- DEN
1 stop8h 03m
Frontier
Deal found 7/26![Frontier logo]()
$159
This Super.com deal was found by Cheapflights users on 7/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:25 am
TTN
- DEN
1 stop27h 42m
Frontier
Deal found 7/28![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3110:30 am
TTN
- COS
3 stops34h 08m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$450
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 July 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $244 (Expedia) |
One-way from | $122 (Orbitz) |
Popular in | June |
Cheapest in | January |
Average price | $395 |
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 July 29, 2026.
Use the filters below to find and compare flights from Trenton to Colorado that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
TrentonDenver
TTN - DEN
TTNDEN
Trenton-Mercer
Tue 9/1
7:15 am-11:00 pm
1 stop17h 45m
Denver Intl
Sat 9/5
6:00 am-4:32 pm
1 stop8h 32m
$244
TrentonDenver
TTN - DEN
TTNDEN
Trenton-Mercer
Tue 8/25
7:15 am-11:00 pm
1 stop17h 45m
Denver Intl
Tue 9/8
11:59 pm-6:42 pm
1 stop16h 43m
$263
TrentonDenver
TTN - DEN
TTNDEN
Trenton-Mercer
Wed 9/9
7:39 pm-7:37 pm
1 stop25h 58m
Denver Intl
Mon 9/14
6:40 am-6:42 pm
1 stop10h 02m
$263
TrentonDenver
TTN - DEN
TTNDEN
Trenton-Mercer
Mon 8/24
6:30 am-11:00 pm
1 stop18h 30m
Denver Intl
Wed 9/9
7:12 pm-6:42 pm
1 stop21h 30m
$263
TrentonDenver
TTN - DEN
TTNDEN
Trenton-Mercer
Mon 8/31
5:18 pm-11:07 pm
1 stop7h 49m
Denver Intl
Wed 9/9
6:40 am-6:42 pm
1 stop10h 02m
$268
TrentonDenver
TTN - DEN
TTNDEN
Trenton-Mercer
Thu 9/3
6:30 am-11:00 pm
1 stop18h 30m
Denver Intl
Tue 9/8
11:59 pm-6:42 pm
1 stop16h 43m
$268
TrentonDenver
TTN - DEN
TTNDEN
Trenton-Mercer
Mon 8/31
12:49 pm-8:07 am
1 stop21h 18m
Denver Intl
Tue 9/8
11:59 pm-6:42 pm
1 stop16h 43m
$268
TrentonDenver
TTN - DEN
TTNDEN
Trenton-Mercer
Tue 9/1
12:49 pm-11:00 pm
1 stop12h 11m
Denver Intl
Thu 9/3
11:59 pm-12:04 pm
1 stop10h 05m
$268
TrentonDenver
TTN - DEN
TTNDEN
Trenton-Mercer
Fri 9/25
7:39 pm-7:52 am
1 stop14h 13m
Denver Intl
Wed 9/30
11:21 am-3:11 pm
1 stop25h 50m
$268
Quickest round-trip
TrentonDenver
TTN - DEN
TTNDEN
Trenton-Mercer
Thu 8/27
5:18 pm-11:07 pm
1 stop7h 49m
Denver Intl
Sat 9/5
6:00 am-4:32 pm
1 stop8h 32m
$268
Showing 1-10 of 22 resultsSorted by cheapest first
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.
TTN-DEN
TTN-COS
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
TTN-USCO
TTN-DEN
TTN-COS
No data available for this route at this time. Please check back soon.
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 July 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.
Overall
5.6
Food
4.5
Crew
6.6
Boarding
5.9
Comfort
5.4
Entertainment
4.3
Reviews
1 / 20
2.0
MediocreShri,Feb 2026
MCO - DEN
Overall
5.6
Food
4.5
Crew
6.6
Boarding
5.9
Comfort
5.4
Entertainment
4.3
Reviews
1 / 20
2.0
MediocreShri,Feb 2026
MCO - DEN
Related info for your journey
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Alternative routes for Trenton to Colorado
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Complete your trip
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Trenton and Colorado flights
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Trenton to Colorado flights
Consider these flights traveling from Trenton to Colorado.
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 July 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$156 | Average$381 | FlexibilityNo cancel fee | On-time62% |