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Trenton

$134+ Cheap flights from Austin to Trenton, NJ (AUS - TTN)

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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — TTN
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Austin to Trenton

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Trenton (TTN). 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 11, 2025.

Round-trip from

$153
(Booking.com)

One-way from

$139
(Frontier)

Popular in

March

Cheapest in

January

Average price

$317
From Austin Bergstrom to Trenton-Mercer
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One-way flight from Austin Bergstrom to Trenton-Mercer
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Highest demand for flights based on searches. 7% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Austin to Trenton

Cheapest flights from Austin to Trenton
Explore the most affordable flight options available from Austin to Trenton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Booking.com deal was found by Cheapflights users on 9/10. 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 10/243:01 pmAUS - TTN
1 stop7h 58mFrontier
Sun 10/264:25 pmTTN - AUS
1 stop22h 46mFrontier
Deal found 9/10$153
This Booking.com deal was found by Cheapflights users on 9/8. 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 10/26:15 pmAUS - TTN
1 stop15h 45mFrontier
Sun 10/54:57 pmTTN - AUS
1 stop25h 28mFrontier
Deal found 9/8$169
This Mytrip deal was found by Cheapflights users on 9/11. 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.
Thu 10/2311:14 amAUS - TTN
1 stop11h 45mFrontier
Mon 10/276:00 amTTN - AUS
1 stop9h 11mFrontier
Deal found 9/11$186
This Booking.com deal was found by Cheapflights users on 9/10. 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.
Sun 9/216:15 pmAUS - TTN
1 stop15h 45mFrontier
Thu 9/2510:30 amTTN - AUS
1 stop7h 04mFrontier
Deal found 9/10$231
This Booking.com deal was found by Cheapflights users on 9/10. 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.
Sun 9/286:15 pmAUS - TTN
1 stop15h 45mFrontier
Thu 10/210:30 amTTN - AUS
1 stop6h 45mFrontier
Deal found 9/10$236
This Trip.com deal was found by Cheapflights users on 9/9. 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.
Thu 10/26:15 pmAUS - TTN
1 stop15h 45mFrontier
Thu 10/94:25 pmTTN - AUS
1 stop20h 16mFrontier
Deal found 9/9$240
This Booking.com deal was found by Cheapflights users on 9/9. 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 10/26:15 pmAUS - TTN
1 stop15h 45mFrontier
Mon 10/611:45 amTTN - AUS
1 stop6h 40mFrontier
Deal found 9/9$267
This Booking.com deal was found by Cheapflights users on 9/10. 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 9/256:15 pmAUS - TTN
1 stop15h 45mFrontier
Mon 9/2911:45 amTTN - AUS
1 stop6h 40mFrontier
Deal found 9/10$276
This Booking.com deal was found by Cheapflights users on 9/9. 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.
Sun 9/216:15 pmAUS - TTN
1 stop15h 45mFrontier
Sun 9/284:57 pmTTN - AUS
1 stop25h 28mFrontier
Deal found 9/9$280
This Booking.com deal was found by Cheapflights users on 9/9. 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 9/256:15 pmAUS - TTN
1 stop15h 45mFrontier
Sun 9/284:57 pmTTN - AUS
1 stop25h 28mFrontier
Deal found 9/9$287

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin to Trenton 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 September 11, 2025.
Use the filters below to find and compare flights from Austin to Trenton that are best for you.

Fly from

Austin

Fly to

Trenton

Route

Depart

Return

Price

AustinTrenton

AUS - TTN

AUSTTN

Austin Bergstrom

Fri 10/24

3:01 pm-11:59 pm

1 stop7h 58m

Trenton-Mercer

Sun 10/26

4:25 pm-2:11 pm

1 stop22h 46m

$153

AustinTrenton

AUS - TTN

AUSTTN

Austin Bergstrom

Thu 10/2

6:15 pm-11:00 am

1 stop15h 45m

Trenton-Mercer

Sun 10/5

4:57 pm-5:25 pm

1 stop25h 28m

$169

AustinTrenton

AUS - TTN

AUSTTN

Austin Bergstrom

Thu 10/23

11:14 am-11:59 pm

1 stop11h 45m

Trenton-Mercer

Mon 10/27

6:00 am-2:11 pm

1 stop9h 11m

$186

AustinTrenton

AUS - TTN

AUSTTN

Austin Bergstrom

Sun 9/21

6:15 pm-11:00 am

1 stop15h 45m

Trenton-Mercer

Thu 9/25

10:30 am-4:34 pm

1 stop7h 04m

$231

AustinTrenton

AUS - TTN

AUSTTN

Austin Bergstrom

Sun 9/28

6:15 pm-11:00 am

1 stop15h 45m

Trenton-Mercer

Thu 10/2

10:30 am-4:15 pm

1 stop6h 45m

$236

AustinTrenton

AUS - TTN

AUSTTN

Austin Bergstrom

Thu 10/2

6:15 pm-11:00 am

1 stop15h 45m

Trenton-Mercer

Thu 10/9

4:25 pm-11:41 am

1 stop20h 16m

$240

AustinTrenton

AUS - TTN

AUSTTN

Austin Bergstrom

Thu 10/2

6:15 pm-11:00 am

1 stop15h 45m

Trenton-Mercer

Mon 10/6

11:45 am-5:25 pm

1 stop6h 40m

$267

AustinTrenton

AUS - TTN

AUSTTN

Austin Bergstrom

Thu 10/23

11:14 am-11:59 pm

1 stop11h 45m

Trenton-Mercer

Sun 10/26

4:25 pm-2:11 pm

1 stop22h 46m

$267

AustinTrenton

AUS - TTN

AUSTTN

Austin Bergstrom

Thu 9/25

6:15 pm-11:00 am

1 stop15h 45m

Trenton-Mercer

Sun 9/28

4:57 pm-5:25 pm

1 stop25h 28m

$276

AustinTrenton

AUS - TTN

AUSTTN

Austin Bergstrom

Sun 9/21

6:15 pm-11:00 am

1 stop15h 45m

Trenton-Mercer

Sun 9/28

4:57 pm-5:25 pm

1 stop25h 28m

$280

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 16 results
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Best time to book a flight from Austin to Trenton

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

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

Currently, January is the cheapest month in which you can book a flight from Austin to Trenton, New Jersey (average of $73). Flying from Austin to Trenton, New Jersey in June is currently the most expensive (average of $153). 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.

Related info for your journey

Find useful and relevant information for your journey from Austin to Trenton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Airlines like Frontier fly from Austin to Trenton, New Jersey in about 7h 58m. The time it takes to get you to your destination can typically vary by up to . There are 1459 mi between Austin and Trenton, New Jersey.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Austin to Trenton, New Jersey (average of $73). Flying from Austin to Trenton, New Jersey in June is currently the most expensive (average of $153). 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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