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$147+ 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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — AUS
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
1 adult, Economy
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Find cheap flights from Trenton to Austin with Cheapflights

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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 July 30, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Tue 8/187:15 am
TTN
-
AUS
1 stop27h 55m
Frontier
Wed 8/265:37 pm
AUS
-
TTN
2 stops17h 27m
Frontier
Deal found 7/28$272
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Tue 8/187:15 am
TTN
-
AUS
1 stop27h 55m
Frontier
Tue 8/255:37 pm
AUS
-
TTN
2 stops17h 27m
Frontier
Deal found 7/28$273
This Travelocity deal was found by Cheapflights users on 7/25. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:39 pm
TTN
-
AUS
1 stop15h 24m
Frontier
Wed 10/710:58 am
AUS
-
TTN
1 stop22h 41m
Frontier
Deal found 7/25$284
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:39 pm
TTN
-
AUS
1 stop15h 24m
Frontier
Wed 9/236:33 pm
AUS
-
TTN
2 stops23h 09m
Frontier
Deal found 7/29$285
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Tue 8/187:15 am
TTN
-
AUS
1 stop27h 55m
Frontier
Thu 8/275:37 pm
AUS
-
TTN
2 stops29h 03m
Frontier
Deal found 7/28$290
This Expedia deal was found by Cheapflights users on 7/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:39 pm
TTN
-
AUS
1 stop15h 24m
Frontier
Sat 9/1210:58 am
AUS
-
TTN
1 stop6h 44m
Frontier
Deal found 7/29$291
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Tue 8/187:15 am
TTN
-
AUS
2 stops34h 24m
Frontier
Mon 8/2410:55 am
AUS
-
TTN
1 stop24h 09m
Frontier
Deal found 7/28$296
This Expedia deal was found by Cheapflights users on 7/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:30 am
TTN
-
AUS
1 stop28h 40m
Frontier
Mon 8/3110:55 am
AUS
-
TTN
1 stop24h 09m
Frontier
Deal found 7/28$298
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Tue 8/187:15 am
TTN
-
AUS
1 stop27h 55m
Multiple Airlines
Sat 8/225:37 pm
AUS
-
TTN
2 stops23h 02m
Multiple Airlines
Deal found 7/28$308
This Expedia deal was found by Cheapflights users on 7/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:49 pm
TTN
-
AUS
1 stop22h 21m
Frontier
Thu 9/37:10 pm
AUS
-
TTN
1 stop15h 54m
Frontier
Deal found 7/28$311

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 July 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$272
(Kiwi.com)

One-way from

$147
(Super.com)

Popular in

June

Cheapest in

January

Average price

$446
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. 14% potential increase in price ($68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 30, 2026.
Use the filters below to find and compare flights from Trenton to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Sat 10/3

7:39 pm-10:03 am

1 stop15h 24m

Austin Bergstrom

Wed 10/7

10:58 am-10:39 am

1 stop22h 41m

$284

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Tue 8/18

7:15 am-10:10 am

1 stop27h 55m

Austin Bergstrom

Mon 8/24

10:55 am-12:04 pm

1 stop24h 09m

$300

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Thu 8/20

12:49 pm-10:10 am

1 stop22h 21m

Austin Bergstrom

Mon 8/24

10:55 am-11:40 pm

1 stop11h 45m

$308

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Tue 9/1

7:15 am-10:10 am

1 stop27h 55m

Austin Bergstrom

Sun 9/6

7:10 pm-11:40 pm

1 stop27h 30m

$315
Quickest round-trip

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Sat 9/12

7:39 pm-10:03 am

1 stop15h 24m

Austin Bergstrom

Mon 9/14

10:58 am-6:42 pm

1 stop6h 44m

$315

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Tue 8/4

9:23 am-9:32 am

1 stop25h 09m

Austin Bergstrom

Wed 8/5

11:00 am-11:40 pm

1 stop11h 40m

$316

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Tue 8/11

11:15 am-9:32 am

1 stop23h 17m

Austin Bergstrom

Wed 8/12

11:00 am-11:40 pm

1 stop11h 40m

$316

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Thu 9/17

7:39 pm-10:03 am

1 stop15h 24m

Austin Bergstrom

Sun 9/20

10:58 am-6:42 pm

1 stop6h 44m

$322

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Sat 10/3

7:39 pm-10:03 am

1 stop15h 24m

Austin Bergstrom

Sun 10/11

11:15 am-10:39 am

1 stop22h 24m

$327

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Fri 9/11

7:39 pm-10:03 am

1 stop15h 24m

Austin Bergstrom

Wed 9/23

10:58 am-6:42 pm

1 stop6h 44m

$335

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 21 resultsSorted by cheapest first
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3

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 July.
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.

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 15h 24m. 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.

See more FAQs

Traveling to a place near Austin?

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

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