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$158+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — AUS
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
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 March 11, 2026.

This Expedia deal was found by Cheapflights users on 3/6. 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.
Fri 4/176:55 pm
TTN
-
AUS
1 stop17h 26m
Frontier
Sun 4/198:20 pm
AUS
-
TTN
1 stop26h 39m
Frontier
Deal found 3/6$190
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/74:34 pm
TTN
-
AUS
1 stop8h 50m
Multiple Airlines
Tue 4/148:12 pm
AUS
-
TTN
1 stop25h 24m
Multiple Airlines
Deal found 3/8$198
This Orbitz deal was found by Cheapflights users on 3/9. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:55 pm
TTN
-
AUS
1 stop17h 26m
Frontier
Mon 4/207:12 pm
AUS
-
TTN
1 stop26h 24m
Frontier
Deal found 3/9$214
This Expedia deal was found by Cheapflights users on 3/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:00 am
TTN
-
AUS
1 stop13h 17m
Frontier
Thu 4/237:12 pm
AUS
-
TTN
1 stop27h 47m
Frontier
Deal found 3/10$231
This Trip.com deal was found by Cheapflights users on 3/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:12 pm
TTN
-
AUS
1 stop25h 13m
Frontier
Mon 4/207:12 pm
AUS
-
TTN
1 stop26h 24m
Frontier
Deal found 3/10$250
This Super.com deal was found by Cheapflights users on 3/7. 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.
Mon 4/276:00 am
TTN
-
AUS
1 stop13h 17m
Frontier
Thu 4/307:12 pm
AUS
-
TTN
1 stop27h 47m
Frontier
Deal found 3/7$251
This Expedia deal was found by Cheapflights users on 3/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/97:15 pm
TTN
-
AUS
1 stop22h 06m
Frontier
Mon 6/155:16 pm
AUS
-
TTN
1 stop24h 14m
Frontier
Deal found 3/8$270
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/233:52 pm
TTN
-
AUS
2 stops49h 12m
Multiple Airlines
Sun 3/296:12 am
AUS
-
TTN
1 stop11h 13m
Multiple Airlines
Deal found 3/9$271
This Expedia deal was found by Cheapflights users on 3/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/710:49 am
TTN
-
AUS
1 stop9h 57m
Frontier
Thu 5/148:36 pm
AUS
-
TTN
1 stop19h 16m
Frontier
Deal found 3/10$280

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 March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$190
(Expedia)

One-way from

$158
(Super.com)

Popular in

March

Cheapest in

July

Average price

$457
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. 9% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 11, 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

Fri 4/17

6:55 pm-11:21 am

1 stop17h 26m

Austin Bergstrom

Sun 4/19

8:20 pm-11:59 pm

1 stop26h 39m

$190

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Fri 4/17

6:55 pm-11:21 am

1 stop17h 26m

Austin Bergstrom

Mon 4/20

7:12 pm-10:36 pm

1 stop26h 24m

$214

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Sat 4/25

7:12 pm-7:25 pm

1 stop25h 13m

Austin Bergstrom

Mon 4/27

7:12 pm-10:40 pm

1 stop26h 28m

$260

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Thu 6/11

7:15 pm-4:21 pm

1 stop22h 06m

Austin Bergstrom

Mon 6/15

5:16 pm-6:30 pm

1 stop24h 14m

$270

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Mon 3/23

3:52 pm-4:04 pm

2 stops49h 12m

Austin Bergstrom

Sun 3/29

6:12 am-6:25 pm

1 stop11h 13m

$271
Quickest round-trip

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Thu 5/14

10:49 am-7:46 pm

1 stop9h 57m

Austin Bergstrom

Sun 5/17

8:36 pm-11:59 pm

1 stop26h 23m

$325

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Thu 5/7

6:00 am-7:46 pm

1 stop14h 46m

Austin Bergstrom

Mon 5/11

8:36 pm-9:37 pm

1 stop24h 01m

$455
Cheapest one-way

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Sun 6/14

7:15 pm-4:21 pm

1 stop22h 06m

$171

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Mon 4/27

6:00 am-6:17 pm

1 stop13h 17m

$242

TrentonAustin

TTN - AUS

TTNAUS

Trenton-Mercer

Sat 4/25

7:12 pm-7:25 pm

1 stop25h 13m

$246

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 16 resultsSorted by cheapest first
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 March.
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 May is currently the most expensive (average of $138). 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 17h 26m. 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 May is currently the most expensive (average of $138). 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
San Marcos
Fredericksburg
Round Rock
Georgetown
Bastrop
Pflugerville
Dripping Springs
Canyon Lake
Seguin
Horseshoe Bay

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