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$113+ 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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — AUS
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap 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 January 29, 2026.

This Super.com deal was found by Cheapflights users on 1/27. 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.
Sat 2/2112:45 pm
TTN
-
AUS
1 stop22h 06m
Frontier
Mon 2/237:41 pm
AUS
-
TTN
1 stop26h 58m
Frontier
Deal found 1/27$149
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
Fri 2/201:52 pm
TTN
-
AUS
1 stop27h 12m
Multiple Airlines
Mon 2/237:41 pm
AUS
-
TTN
1 stop26h 58m
Multiple Airlines
Deal found 1/28$188
This Super.com deal was found by Cheapflights users on 1/26. 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.
Sat 2/1412:45 pm
TTN
-
AUS
1 stop22h 06m
Frontier
Fri 2/209:29 pm
AUS
-
TTN
1 stop25h 10m
Frontier
Deal found 1/26$226
This Booking.com deal was found by Cheapflights users on 1/26. 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.
Wed 2/43:21 pm
TTN
-
AUS
1 stop20h 00m
Frontier
Sat 2/711:16 am
AUS
-
TTN
1 stop7h 08m
Frontier
Deal found 1/26$229
This CheapOair deal was found by Cheapflights users on 1/28. 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 5/146:00 am
TTN
-
AUS
1 stop14h 46m
Frontier
Mon 5/188:36 pm
AUS
-
TTN
1 stop24h 01m
Frontier
Deal found 1/28$242
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Sat 2/1412:45 pm
TTN
-
AUS
1 stop22h 06m
Multiple Airlines
Tue 2/174:59 pm
AUS
-
TTN
1 stop29h 40m
Multiple Airlines
Deal found 1/27$247
This Frontier deal was found by Cheapflights users on 1/27. 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 2/19:31 am
TTN
-
AUS
1 stop10h 00m
Frontier
Sat 2/711:16 am
AUS
-
TTN
1 stop7h 08m
Frontier
Deal found 1/27$296
This Trip.com deal was found by Cheapflights users on 1/29. 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 4/1610:49 am
TTN
-
AUS
1 stop9h 57m
Frontier
Sun 4/198:36 pm
AUS
-
TTN
1 stop26h 23m
Frontier
Deal found 1/29$312
This Trip.com deal was found by Cheapflights users on 1/28. 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 3/510:31 am
TTN
-
AUS
1 stop24h 05m
Frontier
Mon 3/94:14 pm
AUS
-
TTN
2 stops30h 45m
Frontier
Deal found 1/28$324
This Super.com deal was found by Cheapflights users on 1/27. 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.
Sun 3/226:00 am
TTN
-
AUS
1 stop28h 36m
Frontier
Thu 3/268:16 pm
AUS
-
TTN
1 stop17h 03m
Frontier
Deal found 1/27$340
This Super.com deal was found by Cheapflights users on 1/27. 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.
Sun 2/89:31 am
TTN
-
AUS
1 stop10h 00m
Frontier
Fri 2/139:29 pm
AUS
-
TTN
1 stop20h 44m
Frontier
Deal found 1/27$356

Find 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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$149
(Super.com)

One-way from

$113
(Super.com)

Popular in

March

Cheapest in

January

Average price

$324
Provider with most accurate pricing for Trenton-Mercer-Austin Bergstrom flight deals.
Search Deals
Provider most trusted by Cheapflights users for Trenton-Mercer-Austin Bergstrom flights.
Search Deals
From Trenton-Mercer to Austin Bergstrom
Search Deals
One-way flight from Trenton-Mercer to Austin Bergstrom
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 29, 2026.
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

Sat 2/21

12:45 pm-9:51 am

1 stop22h 06m

Austin Bergstrom

Mon 2/23

7:41 pm-11:39 pm

1 stop26h 58m

$149

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Sat 2/14

12:45 pm-9:51 am

1 stop22h 06m

Austin Bergstrom

Fri 2/20

9:29 pm-11:39 pm

1 stop25h 10m

$226

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Thu 5/14

6:00 am-7:46 pm

1 stop14h 46m

Austin Bergstrom

Mon 5/18

8:36 pm-9:37 pm

1 stop24h 01m

$242

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Fri 2/20

6:00 am-8:53 pm

2 stops15h 53m

Austin Bergstrom

Mon 2/23

7:41 pm-11:39 pm

1 stop26h 58m

$273

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Thu 4/16

10:49 am-7:46 pm

1 stop9h 57m

Austin Bergstrom

Sun 4/19

8:36 pm-11:59 pm

1 stop26h 23m

$312

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Sun 2/8

9:31 am-6:31 pm

1 stop10h 00m

Austin Bergstrom

Fri 2/13

9:29 pm-7:13 pm

1 stop20h 44m

$356

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Sun 5/3

6:00 am-7:46 pm

1 stop14h 46m

Austin Bergstrom

Thu 5/7

8:36 pm-11:59 pm

1 stop26h 23m

$376

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Sun 3/15

6:00 am-9:36 am

1 stop28h 36m

Austin Bergstrom

Sun 3/22

8:36 pm-11:59 pm

1 stop26h 23m

$380

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Mon 3/2

11:54 am-7:02 pm

1 stop8h 08m

Austin Bergstrom

Mon 3/9

10:32 am-11:59 pm

1 stop12h 27m

$383

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Fri 2/20

1:52 pm-8:44 pm

1 stop7h 52m

Austin Bergstrom

Sun 2/22

10:46 am-11:09 am

1 stop23h 23m

$405

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 18 results
1
2

Compare providers for flights from Trenton to Austin

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 Austin in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Trenton, New Jersey-Austin 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-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Trenton, New Jersey-Austin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Trenton, New Jersey-Austin 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-Austin 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 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, December is the cheapest month in which you can book a flight from Trenton, New Jersey to Austin (average of $56). Flying from Trenton, New Jersey to Austin in February is currently the most expensive (average of $158). 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 22h 06m. 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, December is the cheapest month in which you can book a flight from Trenton, New Jersey to Austin (average of $56). Flying from Trenton, New Jersey to Austin in February is currently the most expensive (average of $158). 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
Cedar Park
Fredericksburg
Round Rock
San Marcos
Georgetown
Pflugerville
Dripping Springs
Canyon Lake
Seguin
Horseshoe Bay

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