$121+ Cheap flights from Trenton, NJ to Denver (TTN - DEN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — DEN
Oct 6 — Oct 131
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Trenton to Denver 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 Trenton to Denver
Cheapest
Best
Last-minute
One-way
Cheapest flights from Trenton to DenverExplore the most affordable flight options available from Trenton to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 6, 2026.
Explore the most affordable flight options available from Trenton to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 6, 2026.
This Expedia deal was found by Cheapflights users on 9/2. 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.
Sat 9/267:39 pm -
1 stop13h 58m
Thu 10/16:56 pm -
1 stop23h 03m
Deal found 9/2![Frontier logo]()
$242
This Expedia deal was found by Cheapflights users on 9/2. 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 9/257:39 pm -
1 stop14h 13m
Wed 9/306:40 am -
1 stop10h 02m
Deal found 9/2![Frontier logo]()
$254
This Trip.com deal was found by Cheapflights users on 9/3. 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.
Wed 9/237:39 pm -
1 stop25h 58m
Wed 9/306:40 am -
1 stop10h 02m
Deal found 9/3![Frontier logo]()
$255
This Travelocity deal was found by Cheapflights users on 9/2. 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.
Thu 9/107:39 pm -
1 stop13h 58m
Sat 9/2611:21 am -
1 stop25h 50m
Deal found 9/2![Frontier logo]()
$263
This Expedia deal was found by Cheapflights users on 9/2. 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 10/197:39 pm -
1 stop26h 21m
Fri 10/306:40 am -
1 stop10h 35m
Deal found 9/2![Frontier logo]()
$266
This Expedia deal was found by Cheapflights users on 9/2. 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.
Sun 10/1111:24 am -
1 stop22h 53m
Sat 10/176:40 am -
1 stop10h 14m
Deal found 9/2![Frontier logo]()
$269
This Orbitz deal was found by Cheapflights users on 9/2. 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 9/237:39 pm -
1 stop13h 58m
Thu 9/246:56 pm -
1 stop23h 03m
Deal found 9/2![Frontier logo]()
$282
This Expedia deal was found by Cheapflights users on 9/2. 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.
Sun 10/47:39 pm -
1 stop25h 58m
Sat 10/176:40 am -
1 stop10h 14m
Deal found 9/2![Frontier logo]()
$287
This Frontier deal was found by Cheapflights users on 9/3. 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 10/14:10 pm -
1 stop7h 58m
Fri 10/26:40 am -
1 stop10h 02m
Deal found 9/3![Frontier logo]()
$294
This Orbitz deal was found by Cheapflights users on 9/2. 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 9/237:39 pm -
1 stop25h 58m
Sun 9/276:56 pm -
1 stop23h 03m
Deal found 9/2![Frontier logo]()
$295
This Expedia deal was found by Cheapflights users on 9/2. 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 10/28:44 pm -
1 stop27h 24m
Sun 10/46:56 pm -
1 stop23h 03m
Deal found 9/2![Frontier logo]()
$299
This Expedia deal was found by Cheapflights users on 9/2. 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.
Sat 9/197:39 pm -
1 stop13h 58m
Sat 9/266:56 pm -
1 stop18h 15m
Deal found 9/2![Frontier logo]()
$301
Best flights from Trenton to DenverDiscover carefully curated flight deals from Trenton to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.
Discover carefully curated flight deals from Trenton to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.
This Expedia deal was found by Cheapflights users on 9/2. 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 10/197:39 pm -
1 stop26h 21m
Fri 10/237:02 pm -
1 stop21h 52m
Deal found 9/2![Frontier logo]()
$266
This Expedia deal was found by Cheapflights users on 9/2. 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 10/1511:24 am -
1 stop22h 53m
Sat 10/176:40 am -
1 stop10h 14m
Deal found 9/2![Frontier logo]()
$282
This Expedia deal was found by Cheapflights users on 9/2. 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 10/298:01 pm -
1 stop25h 59m
Mon 11/26:40 am -
1 stop10h 35m
Deal found 9/2![Frontier logo]()
$294
This Orbitz deal was found by Cheapflights users on 9/1. 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.
Thu 10/227:39 pm -
1 stop14h 28m
Sun 10/2511:21 am -
1 stop21h 18m
Deal found 9/1![Frontier logo]()
$299
This Expedia deal was found by Cheapflights users on 9/5. 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 10/77:39 pm -
1 stop14h 13m
Wed 10/146:56 pm -
1 stop13h 43m
Deal found 9/5![Frontier logo]()
$303
This Expedia deal was found by Cheapflights users on 9/1. 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 10/197:39 pm -
1 stop14h 28m
Wed 10/217:02 pm -
1 stop21h 52m
Deal found 9/1![Frontier logo]()
$306
This Expedia deal was found by Cheapflights users on 9/3. 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 9/258:44 pm -
1 stop27h 24m
Sun 9/276:56 pm -
1 stop23h 03m
Deal found 9/3![Frontier logo]()
$307
This Frontier deal was found by Cheapflights users on 9/5. 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 12/1411:23 am -
1 stop13h 37m
Wed 12/1611:55 pm -
1 stop8h 33m
Deal found 9/5![Frontier logo]()
$327
This Travelocity deal was found by Cheapflights users on 9/1. 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 -
1 stop14h 13m
Tue 9/297:12 pm -
1 stop21h 30m
Deal found 9/1![Frontier logo]()
$328
This Travelocity deal was found by Cheapflights users on 9/5. 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.
Mon 11/168:01 pm -
1 stop25h 59m
Thu 11/1910:40 am -
1 stop21h 54m
Deal found 9/5![Frontier logo]()
$332
This Frontier deal was found by Cheapflights users on 9/3. 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 9/307:39 pm -
1 stop13h 58m
Sat 10/36:40 am -
1 stop10h 02m
Deal found 9/3![Frontier logo]()
$335
This Expedia deal was found by Cheapflights users on 9/4. 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 9/257:39 pm -
1 stop14h 13m
Wed 9/306:40 am -
1 stop10h 02m
Deal found 9/4![Frontier logo]()
$343
Last-minute flights from Trenton to DenverDiscover last-minute flight deals from Trenton to Denver. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from Trenton to Denver. Data last updated September 6, 2026 and is based on user searches.
This Travelocity deal was found by Cheapflights users on 9/2. 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.
Thu 9/107:39 pm -
1 stop13h 58m
Sat 9/2611:21 am -
1 stop25h 50m
Deal found 9/2![Frontier logo]()
$263
This Expedia deal was found by Cheapflights users on 9/2. 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.
Sat 9/197:39 pm -
1 stop13h 58m
Sat 9/266:56 pm -
1 stop18h 15m
Deal found 9/2![Frontier logo]()
$301
This Trip.com deal was found by Cheapflights users on 9/3. 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.
Wed 9/237:39 pm -
1 stop25h 58m
Wed 9/306:40 am -
1 stop10h 02m
Deal found 9/3![Frontier logo]()
$255
This Orbitz deal was found by Cheapflights users on 9/2. 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 9/237:39 pm -
1 stop13h 58m
Thu 9/246:56 pm -
1 stop23h 03m
Deal found 9/2![Frontier logo]()
$282
This Orbitz deal was found by Cheapflights users on 9/2. 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 9/237:39 pm -
1 stop25h 58m
Sun 9/276:56 pm -
1 stop23h 03m
Deal found 9/2![Frontier logo]()
$295
This Expedia deal was found by Cheapflights users on 9/2. 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 9/257:39 pm -
1 stop14h 13m
Wed 9/306:40 am -
1 stop10h 02m
Deal found 9/2![Frontier logo]()
$254
This Expedia deal was found by Cheapflights users on 9/2. 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.
Sat 9/267:39 pm -
1 stop13h 58m
Thu 10/16:56 pm -
1 stop23h 03m
Deal found 9/2![Frontier logo]()
$242
This Frontier deal was found by Cheapflights users on 9/3. 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 10/14:10 pm -
1 stop7h 58m
Fri 10/26:40 am -
1 stop10h 02m
Deal found 9/3![Frontier logo]()
$294
This Expedia deal was found by Cheapflights users on 9/2. 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 10/28:44 pm -
1 stop27h 24m
Sun 10/46:56 pm -
1 stop23h 03m
Deal found 9/2![Frontier logo]()
$299
This Expedia deal was found by Cheapflights users on 9/2. 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.
Sun 10/47:39 pm -
1 stop25h 58m
Sat 10/176:40 am -
1 stop10h 14m
Deal found 9/2![Frontier logo]()
$287
This Expedia deal was found by Cheapflights users on 9/2. 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.
Sun 10/1111:24 am -
1 stop22h 53m
Sat 10/176:40 am -
1 stop10h 14m
Deal found 9/2![Frontier logo]()
$269
This Expedia deal was found by Cheapflights users on 9/2. 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 10/197:39 pm -
1 stop26h 21m
Fri 10/306:40 am -
1 stop10h 35m
Deal found 9/2![Frontier logo]()
$266
One-way flights from Trenton to DenverSearch for one-way flight options from Trenton to Denver. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
Search for one-way flight options from Trenton to Denver. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
This Frontier deal was found by Cheapflights users on 9/2. 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 11/218:32 am -
1 stop8h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$121
This Super.com deal was found by Cheapflights users on 9/3. 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.
Thu 10/17:39 pm -
1 stop13h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$125
This Super.com deal was found by Cheapflights users on 9/2. 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 9/307:39 pm -
1 stop13h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$126
This Frontier deal was found by Cheapflights users on 9/2. 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 10/2211:24 am -
1 stop12h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$127
This FlightHub deal was found by Cheapflights users on 9/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:39 pm -
1 stop25h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$130
This Super.com deal was found by Cheapflights users on 9/2. 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 10/27:39 pm -
1 stop14h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$137
This Frontier deal was found by Cheapflights users on 9/1. 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.
Fri 10/2311:24 am -
1 stop13h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 9/2. 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.
Mon 10/127:39 pm -
2 stops38h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$145
This Super.com deal was found by Cheapflights users on 9/2. 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 -
1 stop27h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$146
This Frontier deal was found by Cheapflights users on 9/4. 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 12/1611:23 am -
1 stop13h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$148
This Super.com deal was found by Cheapflights users on 9/4. 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.
Mon 11/168:01 pm -
1 stop25h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$156
This Super.com deal was found by Cheapflights users on 9/2. 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 12/911:23 am -
1 stop23h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$164
Find flight deals from Trenton to Denver
Discover tips and strategies to find the most affordable flight options for your journey from Trenton (TTN) to Denver (DEN). 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 September 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $242 (Expedia) |
One-way from | $121 (Frontier) |
Popular in | June |
Cheapest in | January |
Average price | $344 |
Cheapflights Fare Finder
Customize your flight search to find flights from Trenton to Denver 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 7,457,451 searches. Data last updated September 6, 2026.
Use the filters below to find and compare flights from Trenton to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
TrentonDenver
TTN Trenton-Mercer - DEN Denver Intl
TTNDEN
Trenton-Mercer
Thu 10/1
7:39 pm-7:37 am
1 stop13h 58m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$125
TrentonDenver
TTN Trenton-Mercer - DEN Denver Intl
TTNDEN
Trenton-Mercer
Wed 9/30
7:39 pm-7:37 am
1 stop13h 58m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$126
TrentonDenver
TTN Trenton-Mercer - DEN Denver Intl
TTNDEN
Trenton-Mercer
Sat 10/3
7:39 pm-7:37 pm
1 stop25h 58m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$130
TrentonDenver
TTN Trenton-Mercer - DEN Denver Intl
TTNDEN
Trenton-Mercer
Fri 10/2
7:39 pm-7:52 am
1 stop14h 13m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$137
TrentonDenver
TTN Trenton-Mercer - DEN Denver Intl
TTNDEN
Trenton-Mercer
Fri 9/25
8:44 pm-8:08 am
1 stop13h 24m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$137
TrentonDenver
TTN Trenton-Mercer - DEN Denver Intl
TTNDEN
Trenton-Mercer
Fri 9/11
8:44 pm-10:08 pm
1 stop27h 24m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$146
TrentonDenver
TTN Trenton-Mercer - DEN Denver Intl
TTNDEN
Trenton-Mercer
Mon 11/16
8:01 pm-8:00 pm
1 stop25h 59m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$156
TrentonDenver
TTN Trenton-Mercer - DEN Denver Intl
TTNDEN
Trenton-Mercer
Wed 12/9
11:23 am-8:23 am
1 stop23h 00m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$167
TrentonDenver
TTN Trenton-Mercer - DEN Denver Intl
TTNDEN
Trenton-Mercer
Sun 10/4
7:39 pm-7:37 am
1 stop13h 58m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$170
Quickest round-trip
TrentonDenver
TTN Trenton-Mercer - DEN Denver Intl
TTNDEN
Trenton-Mercer
Thu 9/24
4:10 pm-10:08 pm
1 stop7h 58m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$172
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Trenton to Denver
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 Trenton to Denver in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Trenton, New Jersey-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Trenton, New Jersey-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Trenton, New Jersey-Denver flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Trenton, New Jersey-Denver 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 Trenton, New Jersey-Denver 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 Trenton to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Trenton with our price prediction graph.
TTN-DEN
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.
Reviews of airlines servicing Denver
Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated September 6, 2026.
See what other customers who have flown with Frontier from Trenton to Denver have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
4.5
Entertainment
4.2
Overall
5.6
Boarding
5.9
Comfort
5.4
Crew
6.5
Reviews
1 / 20
2.0
MediocreShri,Feb 2026
MCO - DEN
Food
4.5
Entertainment
4.2
Overall
5.6
Boarding
5.9
Comfort
5.4
Crew
6.5
Reviews
1 / 20
2.0
MediocreShri,Feb 2026
MCO - DEN
Related info for your journey
Find useful and relevant information for your journey from Trenton to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Westminster
Lakewood
Black Hawk
Centennial
Broomfield
Golden
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Greeley
Cripple Creek
Winter Park
Limon
Manitou Springs
Frisco
Englewood
Glendale
Evergreen
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
Complete your trip
Denver flight routes
Flights by cabin class
Other flight options
Other flights from Trenton
Popular flights
Alternative routes for Trenton to Denver
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Denver by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Denver
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 6, 2026.
Search flights from Trenton to Denver by cabin class
Find flights from Trenton to Denver, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Trenton and Denver flights
Browse other Trenton and Denver flight options. Last updated on September 6, 2026.
Other flights from Trenton
Browse through other flights departing from Trenton. Flights are based on user searches made on Cheapflights and were last updated on September 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Trenton to Denver
Discover the top airline that operate flights from Trenton to Denver. 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 7,457,451 searches. Data last updated September 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$166 | Average$381 | FlexibilityNo cancel fee | On-time62% |