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$141+ 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — PHX
Nov 21 — Nov 281
Fri 11/21
Fri 11/28
1 adult, Economy
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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 October 22, 2025.

This CheapOair deal was found by Cheapflights users on 10/20. 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 10/236:00 amTTN - PHX
1 stop10h 17mFrontier
Sat 10/2511:00 pmPHX - TTN
1 stop8h 14mFrontier
Deal found 10/20$282
This CheapOair deal was found by Cheapflights users on 10/21. 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.
Wed 12/249:59 pmTTN - PHX
1 stop27h 50mFrontier
Sun 12/2812:59 amPHX - TTN
1 stop21h 00mFrontier
Deal found 10/21$324
This CheapOair deal was found by Cheapflights users on 10/21. 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.
Sun 12/219:59 pmTTN - PHX
1 stop27h 50mFrontier
Sun 12/2812:59 amPHX - TTN
1 stop21h 00mFrontier
Deal found 10/21$349
This CheapOair deal was found by Cheapflights users on 10/20. 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 12/249:59 pmTTN - PHX
1 stop27h 50mFrontier
Sat 12/2712:59 amPHX - TTN
1 stop21h 00mFrontier
Deal found 10/20$375
This CheapOair deal was found by Cheapflights users on 10/21. 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.
Fri 11/214:18 pmTTN - PHX
1 stop8h 59mFrontier
Mon 11/2410:55 pmPHX - TTN
1 stop10h 54mFrontier
Deal found 10/21$384
This Booking.com deal was found by Cheapflights users on 10/21. 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 11/214:18 pmTTN - PHX
1 stop8h 59mFrontier
Sun 11/2310:55 pmPHX - TTN
1 stop10h 54mFrontier
Deal found 10/21$420
This Frontier deal was found by Cheapflights users on 10/21. 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.
Thu 11/2012:44 pmTTN - PHX
1 stop12h 27mFrontier
Thu 11/2710:55 pmPHX - TTN
1 stop14h 28mFrontier
Deal found 10/21$441
This CheapOair deal was found by Cheapflights users on 10/20. 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 12/189:59 pmTTN - PHX
1 stop27h 50mFrontier
Fri 12/2612:59 amPHX - TTN
1 stop21h 00mFrontier
Deal found 10/20$465
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 12/249:59 pmTTN - PHX
1 stop27h 50mFrontier
Sat 1/37:00 amPHX - TTN
2 stops38h 59mFrontier
Deal found 10/20$503
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 12/229:21 pmTTN - PHX
1 stop28h 28mFrontier
Sat 1/37:00 amPHX - TTN
2 stops38h 59mFrontier
Deal found 10/20$525
This Booking.com deal was found by Cheapflights users on 10/20. 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 12/199:59 pmTTN - PHX
1 stop27h 50mFrontier
Sun 12/2112:59 amPHX - TTN
1 stop21h 00mFrontier
Deal found 10/20$528
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 12/236:10 amTTN - PHX
1 stop19h 39mFrontier
Sat 1/37:00 amPHX - TTN
2 stops38h 59mFrontier
Deal found 10/20$533

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 October 22, 2025.

Round-trip from

$324
(CheapOair)

One-way from

$141
(Frontier)

Popular in

April

Cheapest in

August

Average price

$417
From Trenton-Mercer to Phoenix
Search Deals
One-way flight from Trenton-Mercer to Phoenix
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($37 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 October 2025
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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 October 22, 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

Wed 12/24

9:59 pm-11:49 pm

1 stop27h 50m

Phoenix Sky Harbor Intl

Sun 12/28

12:59 am-11:59 pm

1 stop21h 00m

$324

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Thu 2/19

9:59 pm-10:50 pm

1 stop26h 51m

Phoenix Sky Harbor Intl

Mon 2/23

11:59 pm-10:02 pm

1 stop20h 03m

$352

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Wed 12/24

9:59 pm-11:49 pm

1 stop27h 50m

Phoenix Sky Harbor Intl

Sat 12/27

12:59 am-11:59 pm

1 stop21h 00m

$375

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Fri 11/21

4:18 pm-11:17 pm

1 stop8h 59m

Phoenix Sky Harbor Intl

Mon 11/24

10:55 pm-11:49 am

1 stop10h 54m

$384

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Tue 2/10

8:10 am-10:50 pm

1 stop16h 40m

Phoenix Sky Harbor Intl

Tue 2/17

11:59 pm-10:02 pm

1 stop20h 03m

$416

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Fri 11/21

4:18 pm-11:17 pm

1 stop8h 59m

Phoenix Sky Harbor Intl

Sun 11/23

10:55 pm-11:49 am

1 stop10h 54m

$420

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Thu 11/20

12:44 pm-11:11 pm

1 stop12h 27m

Phoenix Sky Harbor Intl

Thu 11/27

10:55 pm-3:23 pm

1 stop14h 28m

$441

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Thu 12/18

9:59 pm-11:49 pm

1 stop27h 50m

Phoenix Sky Harbor Intl

Fri 12/26

12:59 am-11:59 pm

1 stop21h 00m

$465

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Mon 12/22

9:21 pm-11:49 pm

1 stop28h 28m

Phoenix Sky Harbor Intl

Sat 1/3

7:00 am-11:59 pm

2 stops38h 59m

$525

TrentonPhoenix

TTN - PHX

TTNPHX

Trenton-Mercer

Fri 12/19

9:59 pm-11:49 pm

1 stop27h 50m

Phoenix Sky Harbor Intl

Sun 12/21

12:59 am-11:59 pm

1 stop21h 00m

$528

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Showing 1-10 of 18 results
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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 $128). Flying from Trenton, New Jersey to Phoenix in June is currently the most expensive (average of $246). 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 October 22, 2025.

It’s typically best to fly out from Trenton, New Jersey to Phoenix in the morning. Doing so could potentially save you 29% 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.

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

    Departing from Trenton, New Jersey to Phoenix will take you 27h 50m. There are 2092 mi between Trenton, New Jersey and Phoenix.

  • 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 $128). Flying from Trenton, New Jersey to Phoenix in June is currently the most expensive (average of $246). 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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