HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Phoenix

$82+ Cheap flights from Trenton, NJ (TTN) to Phoenix

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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — PHX
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Trenton to Phoenix 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 Phoenix

Discover tips and strategies to find the most affordable flight options for your journey from Trenton (TTN) to Phoenix (PH1). 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 August 14, 2025.

Round-trip from

$197
(Frontier)

One-way from

$82
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$337
From Trenton-Mercer to Phoenix
Search Deals
One-way flight from Trenton-Mercer to Phoenix
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Trenton to Phoenix

Cheapest flights from Trenton to Phoenix
Explore the most affordable flight options available from Trenton to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Frontier deal was found by Cheapflights users on 8/14. 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 9/1410:30 amTTN - PHX
1 stop7h 27mFrontier
Sat 9/202:05 pmPHX - TTN
2 stops16h 27mFrontier
Deal found 8/14$197
This Frontier deal was found by Cheapflights users on 8/14. 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 9/410:30 amTTN - PHX
2 stops11h 40mFrontier
Sat 9/65:07 pmPHX - TTN
2 stops13h 25mFrontier
Deal found 8/14$223
This Frontier deal was found by Cheapflights users on 8/14. 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 10/312:30 pmTTN - PHX
2 stops14h 27mFrontier
Wed 10/810:59 pmPHX - TTN
1 stop8h 15mFrontier
Deal found 8/14$227
This Frontier deal was found by Cheapflights users on 8/14. 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 9/410:30 amTTN - PHX
2 stops11h 40mFrontier
Sun 9/78:20 pmPHX - TTN
2 stops12h 55mFrontier
Deal found 8/14$230
This Frontier deal was found by Cheapflights users on 8/14. 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 9/511:45 amTTN - PHX
2 stops13h 15mFrontier
Sun 9/78:20 pmPHX - TTN
2 stops12h 55mFrontier
Deal found 8/14$234
This Expedia deal was found by Cheapflights users on 8/14. 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 10/312:30 pmTTN - PHX
2 stops14h 27mFrontier
Sun 10/58:20 pmPHX - TTN
2 stops12h 14mFrontier
Deal found 8/14$237
This Frontier deal was found by Cheapflights users on 8/14. 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 9/2510:30 amTTN - PHX
2 stops11h 40mFrontier
Sun 9/288:20 pmPHX - TTN
2 stops12h 14mFrontier
Deal found 8/14$263
This Mytrip deal was found by Cheapflights users on 8/14. 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.
Sun 10/510:30 amTTN - PHX
1 stop7h 27mFrontier
Thu 10/1610:59 pmPHX - TTN
1 stop22h 00mFrontier
Deal found 8/14$277
This Frontier deal was found by Cheapflights users on 8/14. 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 10/166:00 amTTN - PHX
1 stop10h 17mFrontier
Sun 10/197:59 pmPHX - TTN
2 stops10h 25mFrontier
Deal found 8/14$287
This CheapOair deal was found by Cheapflights users on 8/13. 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 8/155:15 pmTTN - PHX
1 stop26h 01mFrontier
Mon 8/185:27 pmPHX - TTN
1 stop27h 29mFrontier
Deal found 8/13$302
This Booking.com deal was found by Cheapflights users on 8/14. 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.
Thu 10/94:25 pmTTN - PHX
1 stop26h 06mFrontier
Sun 10/1210:59 pmPHX - TTN
1 stop22h 00mFrontier
Deal found 8/14$319
This Frontier deal was found by Cheapflights users on 8/14. 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 8/2210:53 amTTN - PHX
2 stops15h 31mFrontier
Mon 8/256:00 amPHX - TTN
2 stops14h 56mFrontier
Deal found 8/14$322

Cheapflights Fare Finder

 
Customize your flight search to find flights from Trenton to Phoenix 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 August 14, 2025.
Use the filters below to find and compare flights from Trenton to Phoenix that are best for you.

Fly from

Trenton

Fly to

Phoenix

Route

Depart

Return

Price

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Sun 9/14

10:30 am-2:57 pm

1 stop7h 27m

Phoenix Sky Harbor Intl

Sat 9/20

2:05 pm-9:32 am

2 stops16h 27m

$197

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Thu 9/18

10:30 am-7:10 pm

2 stops11h 40m

Phoenix Sky Harbor Intl

Thu 9/25

6:18 pm-11:34 am

2 stops14h 16m

$223

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Thu 9/4

10:30 am-7:10 pm

2 stops11h 40m

Phoenix Sky Harbor Intl

Sat 9/6

5:07 pm-9:32 am

2 stops13h 25m

$223

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Thu 10/2

10:30 am-7:10 pm

2 stops11h 40m

Phoenix Sky Harbor Intl

Sun 10/5

8:20 pm-11:34 am

2 stops12h 14m

$223

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Fri 10/3

12:30 pm-11:57 pm

2 stops14h 27m

Phoenix Sky Harbor Intl

Wed 10/8

10:59 pm-10:14 am

1 stop8h 15m

$227

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Thu 9/4

10:30 am-7:10 pm

2 stops11h 40m

Phoenix Sky Harbor Intl

Sun 9/7

8:20 pm-12:15 pm

2 stops12h 55m

$230

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Fri 9/5

11:45 am-10:00 pm

2 stops13h 15m

Phoenix Sky Harbor Intl

Sun 9/7

8:20 pm-12:15 pm

2 stops12h 55m

$234

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Fri 10/3

12:30 pm-11:57 pm

2 stops14h 27m

Phoenix Sky Harbor Intl

Sun 10/5

8:20 pm-11:34 am

2 stops12h 14m

$237

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Thu 10/16

6:00 am-1:17 pm

1 stop10h 17m

Phoenix Sky Harbor Intl

Wed 10/22

10:59 pm-10:14 am

1 stop8h 15m

$263

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Thu 9/25

10:30 am-7:10 pm

2 stops11h 40m

Phoenix Sky Harbor Intl

Sun 9/28

8:20 pm-11:34 am

2 stops12h 14m

$263

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 21 results
1
2
3

Best time to book a flight from Trenton to Phoenix

Have a flexible travel schedule? Discover the best time to fly to Phoenix 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 Phoenix

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

Currently, January is the cheapest month in which you can book a flight from Trenton, New Jersey to Phoenix (average of $258). Flying from Trenton, New Jersey to Phoenix in March is currently the most expensive (average of $337). 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.

What is the cheapest time of day to fly from TTN to PHX?

Find hourly flight availability from Trenton to Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

It’s typically best to fly out from Trenton, New Jersey to Phoenix in the morning. Doing so could potentially save you 18% on the flight price compared to flying at noon, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Trenton to Phoenix. 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 Phoenix?

    For a flight from Trenton to Phoenix, you will be flying from Trenton-Mercer. Trenton-Mercer (TTN) is just 4.8 mi from the center of the city. Trenton-Mercer is the only Trenton airport and it handles 0 outbound flights to Phoenix per day. 0 airlines have flights to Phoenix from Trenton-Mercer on a regular basis.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Trenton to Phoenix 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 Phoenix?

    Currently, January is the cheapest month in which you can book a flight from Trenton, New Jersey to Phoenix (average of $258). Flying from Trenton, New Jersey to Phoenix in March is currently the most expensive (average of $337). 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 Trenton to Phoenix

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Las Vegas flights
Newark to Las Vegas flights
John F Kennedy Intl to Sky Harbor Intl flights
LaGuardia to Las Vegas flights
Newark to Sky Harbor Intl flights
Philadelphia to Las Vegas flights
LaGuardia to Sky Harbor Intl flights
Philadelphia to Sky Harbor Intl flights
Atlantic City to Las Vegas flights
Trenton to Las Vegas flights
Newark to Tucson flights
John F Kennedy Intl to Tucson flights
LaGuardia to Tucson flights
Newark to Phoenix-Mesa Gateway flights
Philadelphia to Tucson flights
Trenton to Sky Harbor Intl flights
John F Kennedy Intl to Flagstaff flights
Newark to Flagstaff flights
LaGuardia to Flagstaff flights
Philadelphia to Flagstaff flights
Atlantic City to Sky Harbor Intl flights
Newark to Yuma flights
John F Kennedy Intl to Yuma flights
Philadelphia to Yuma flights
LaGuardia to Show Low 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.