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$82+ Cheap flights from Trenton, NJ to Austin (TTN - AUS)

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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — AUS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Trenton to Austin

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

$179
(Frontier)

One-way from

$82
(Frontier)

Popular in

March

Cheapest in

January

Average price

$356
From Trenton-Mercer to Austin Bergstrom
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One-way flight from Trenton-Mercer to Austin Bergstrom
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Highest demand for flights based on searches. 11% potential increase in price ($46 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 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 Trenton to Austin

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

This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:30 amTTN - AUS
1 stop6h 45mFrontier
Sun 10/56:15 pmAUS - TTN
1 stop15h 45mFrontier
Deal found 9/10$179
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/234:25 pmTTN - AUS
1 stop22h 46mFrontier
Mon 10/273:01 pmAUS - TTN
1 stop7h 58mFrontier
Deal found 9/10$184
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:30 amTTN - AUS
1 stop7h 04mFrontier
Sun 9/216:15 pmAUS - TTN
1 stop15h 45mFrontier
Deal found 9/11$199
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:00 amTTN - AUS
1 stop9h 11mFrontier
Mon 10/273:01 pmAUS - TTN
1 stop7h 58mFrontier
Deal found 9/10$215
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/94:25 pmTTN - AUS
1 stop20h 16mFrontier
Thu 10/1611:14 amAUS - TTN
1 stop11h 45mFrontier
Deal found 9/11$233
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:00 amTTN - AUS
1 stop9h 11mFrontier
Sun 10/2611:24 amAUS - TTN
1 stop11h 35mFrontier
Deal found 9/11$240
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2211:45 amTTN - AUS
1 stop6h 40mFrontier
Sun 9/286:15 pmAUS - TTN
1 stop15h 45mFrontier
Deal found 9/11$251
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/76:00 amTTN - AUS
1 stop12h 17mFrontier
Fri 11/146:12 pmAUS - TTN
1 stop28h 47mFrontier
Deal found 9/11$254
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/304:27 pmTTN - AUS
1 stop25h 50mFrontier
Sun 11/25:16 pmAUS - TTN
1 stop23h 19mFrontier
Deal found 9/11$258
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 10/94:25 pmTTN - AUS
1 stop20h 16mFrontier
Sun 10/1211:24 amAUS - TTN
1 stop11h 35mFrontier
Deal found 9/10$265

Cheapflights Fare Finder

 
Customize your flight search to find flights from Trenton to Austin 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 Trenton to Austin that are best for you.

Fly from

Trenton

Fly to

Austin

Route

Depart

Return

Price

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Thu 10/2

10:30 am-4:15 pm

1 stop6h 45m

Austin Bergstrom

Sun 10/5

6:15 pm-11:00 am

1 stop15h 45m

$179

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Thu 10/23

4:25 pm-2:11 pm

1 stop22h 46m

Austin Bergstrom

Mon 10/27

3:01 pm-11:59 pm

1 stop7h 58m

$184

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Fri 10/24

6:00 am-2:11 pm

1 stop9h 11m

Austin Bergstrom

Mon 10/27

3:01 pm-11:59 pm

1 stop7h 58m

$215

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Fri 10/24

6:00 am-2:11 pm

1 stop9h 11m

Austin Bergstrom

Sun 10/26

11:24 am-11:59 pm

1 stop11h 35m

$240

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Thu 10/30

4:27 pm-5:17 pm

1 stop25h 50m

Austin Bergstrom

Sun 11/2

5:16 pm-5:35 pm

1 stop23h 19m

$241

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Fri 10/10

6:00 am-11:41 am

1 stop6h 41m

Austin Bergstrom

Thu 10/16

11:14 am-11:59 pm

1 stop11h 45m

$251

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Mon 9/22

11:45 am-5:25 pm

1 stop6h 40m

Austin Bergstrom

Sun 9/28

6:15 pm-11:00 am

1 stop15h 45m

$251

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Fri 11/7

6:00 am-5:17 pm

1 stop12h 17m

Austin Bergstrom

Fri 11/14

6:12 pm-11:59 pm

1 stop28h 47m

$254

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Thu 10/9

4:25 pm-11:41 am

1 stop20h 16m

Austin Bergstrom

Sun 10/12

11:24 am-11:59 pm

1 stop11h 35m

$265

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Mon 10/6

11:45 am-5:25 pm

1 stop6h 40m

$82

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 17 results
1
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Best time to book a flight from Trenton to Austin

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

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

Currently, August is the cheapest month in which you can book a flight from Trenton, New Jersey to Austin (average of $285). Flying from Trenton, New Jersey to Austin in March is currently the most expensive (average of $362). 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 Trenton to Austin. 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 Trenton, New Jersey to Austin?

    Frontier can get you from Trenton, New Jersey to Austin in just under 6h 45m. Your travel time can differ by up to . There are 1459 mi between Trenton, New Jersey and Austin.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Trenton, New Jersey to Austin (average of $285). Flying from Trenton, New Jersey to Austin in March is currently the most expensive (average of $362). 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

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
San Marcos
Round Rock
Fredericksburg
Pflugerville
Dripping Springs
Georgetown
Cedar Park
Canyon Lake
Seguin
Horseshoe Bay

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