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Trenton

$179+ Cheap flights from San Antonio to Trenton, NJ (SAT - 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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — TTN
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from San Antonio to Trenton

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) 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 15, 2025.

Round-trip from

$226
(Frontier)

One-way from

$179
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$279
From San Antonio to Trenton-Mercer
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One-way flight from San Antonio to Trenton-Mercer
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Highest demand for flights based on searches. 7% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 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 San Antonio to Trenton

Cheapest flights from San Antonio to Trenton
Explore the most affordable flight options available from San Antonio to Trenton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Frontier deal was found by Cheapflights users on 9/13. 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.
Sat 10/255:32 pmSAT - TTN
2 stops15h 42mFrontier
Mon 10/276:00 amTTN - SAT
1 stop13h 15mFrontier
Deal found 9/13$226
This Frontier deal was found by Cheapflights users on 9/14. 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.
Sat 10/185:32 pmSAT - TTN
2 stops15h 42mFrontier
Mon 10/206:00 amTTN - SAT
1 stop13h 15mFrontier
Deal found 9/14$247
This CheapOair deal was found by Cheapflights users on 9/13. 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.
Fri 10/107:10 pmSAT - TTN
1 stop27h 49mFrontier
Mon 10/136:00 amTTN - SAT
1 stop13h 20mFrontier
Deal found 9/13$250
This Frontier deal was found by Cheapflights users on 9/15. 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.
Sat 9/203:22 pmSAT - TTN
2 stops18h 38mFrontier
Sat 9/2711:45 amTTN - SAT
2 stops22h 25mFrontier
Deal found 9/15$397
This Frontier deal was found by Cheapflights users on 9/13. 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.
Sat 10/112:04 pmSAT - TTN
2 stops19h 10mFrontier
Mon 10/136:00 amTTN - SAT
1 stop13h 20mFrontier
Deal found 9/13$428
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 9/309:47 pmSAT - TTN
2 stops34h 45mMultiple Airlines
Sat 10/411:45 amTTN - SAT
1 stop29h 05mMultiple Airlines
Deal found 9/15$570

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio 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 15, 2025.
Use the filters below to find and compare flights from San Antonio to Trenton that are best for you.

Fly from

San Antonio

Fly to

Trenton

Route

Depart

Return

Price

San AntonioTrenton

SAT - TTN

SATTTN

San Antonio

Sat 10/25

5:32 pm-10:14 am

2 stops15h 42m

Trenton-Mercer

Mon 10/27

6:00 am-6:15 pm

1 stop13h 15m

$226

San AntonioTrenton

SAT - TTN

SATTTN

San Antonio

Sat 10/18

5:32 pm-10:14 am

2 stops15h 42m

Trenton-Mercer

Mon 10/20

6:00 am-6:15 pm

1 stop13h 15m

$247

San AntonioTrenton

SAT - TTN

SATTTN

San Antonio

Fri 10/10

7:10 pm-11:59 pm

1 stop27h 49m

Trenton-Mercer

Mon 10/13

6:00 am-6:20 pm

1 stop13h 20m

$250

San AntonioTrenton

SAT - TTN

SATTTN

San Antonio

Sat 9/20

3:22 pm-11:00 am

2 stops18h 38m

Trenton-Mercer

Sat 9/27

11:45 am-9:10 am

2 stops22h 25m

$397

San AntonioTrenton

SAT - TTN

SATTTN

San Antonio

Sat 10/11

2:04 pm-10:14 am

2 stops19h 10m

Trenton-Mercer

Mon 10/13

6:00 am-6:20 pm

1 stop13h 20m

$428

San AntonioTrenton

SAT - TTN

SATTTN

San Antonio

Tue 9/30

9:47 pm-9:32 am

2 stops34h 45m

Trenton-Mercer

Sat 10/4

11:45 am-3:50 pm

1 stop29h 05m

$570

San AntonioTrenton

SAT - TTN

SATTTN

San Antonio

Sat 9/20

3:22 pm-11:34 am

3 stops43h 12m

$179

San AntonioTrenton

SAT - TTN

SATTTN

San Antonio

Sat 9/20

3:22 pm-11:00 am

2 stops18h 38m

$183

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Best time to book a flight from San Antonio to Trenton

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

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

Currently, January is the cheapest month in which you can book a flight from San Antonio to Trenton, New Jersey (average of $73). Flying from San Antonio 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 San Antonio 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 San Antonio to Trenton, New Jersey?

    Airlines like Frontier fly from San Antonio to Trenton, New Jersey in about 15h 42m. The time it takes to get you to your destination can typically vary by up to . The distance between San Antonio and Trenton, New Jersey is about 1524 mi.

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

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

  • How can I find direct flights from San Antonio to Trenton?

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Antonio to Trenton, New Jersey (average of $73). Flying from San Antonio 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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