$102 Cheap Flights from Newark Liberty Intl. Airport (EWR) to San Antonio (SAT)

View $102 flight on Fri, Aug 8, 2025Opens in a new window

Popular airlines from Newark Liberty Intl. Airport (EWR) to San Antonio International Airport (SAT)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Newark Liberty Intl. Airport to San Antonio (EWR-SAT)

Prices were available within the past 7 days and start at $102 for one-way flights and $226 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Mon, Sep 15 - Thu, Sep 18
EWR
New York
SAT
San Antonio
$226 Roundtrip, just found
$226
Roundtrip
just found
Select Spirit Airlines flight, departing Mon, Sep 15 from New York to San Antonio, returning Thu, Sep 18, priced at $226 just found
Spirit Airlines
Thu, Aug 7 - Mon, Aug 18
EWR
New York
SAT
San Antonio
$230 Roundtrip, found 3 hours ago
$230
Roundtrip
found 3 hours ago
Select Spirit Airlines flight, departing Thu, Aug 7 from New York to San Antonio, returning Mon, Aug 18, priced at $230 found 3 hours ago
Spirit Airlines
Thu, Aug 7 - Thu, Aug 21
EWR
New York
SAT
San Antonio
$232 Roundtrip, just found
$232
Roundtrip
just found
Select Spirit Airlines flight, departing Thu, Aug 7 from New York to San Antonio, returning Thu, Aug 21, priced at $232 just found
Spirit Airlines
Mon, Sep 15 - Thu, Sep 18
EWR
New York
SAT
San Antonio
$233 Roundtrip, just found
$233
Roundtrip
just found
Select Spirit Airlines flight, departing Mon, Sep 15 from New York to San Antonio, returning Thu, Sep 18, priced at $233 just found
Spirit Airlines
Mon, Sep 15 - Thu, Sep 18
EWR
New York
SAT
San Antonio
$233 Roundtrip, just found
$233
Roundtrip
just found
Select Spirit Airlines flight, departing Mon, Sep 15 from New York to San Antonio, returning Thu, Sep 18, priced at $233 just found
Spirit Airlines
Thu, Dec 4 - Tue, Dec 16
EWR
New York
SAT
San Antonio
$236 Roundtrip, just found
$236
Roundtrip
just found
Select Spirit Airlines flight, departing Thu, Dec 4 from New York to San Antonio, returning Tue, Dec 16, priced at $236 just found
United
Thu, Dec 4 - Tue, Dec 16
EWR
New York
SAT
San Antonio
$239 Roundtrip, just found
$239
Roundtrip
just found
Select United flight, departing Thu, Dec 4 from New York to San Antonio, returning Tue, Dec 16, priced at $239 just found
Frontier Airlines
Fri, Aug 29 - Thu, Sep 4
EWR
New York
SAT
San Antonio
$245 Roundtrip, found 23 hours ago
$245
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Fri, Aug 29 from New York to San Antonio, returning Thu, Sep 4, priced at $245 found 23 hours ago
Delta
Thu, Oct 23 - Mon, Oct 27
EWR
New York
SAT
San Antonio
$259 Roundtrip, just found
$259
Roundtrip
just found
Select Delta flight, departing Thu, Oct 23 from New York to San Antonio, returning Mon, Oct 27, priced at $259 just found
American Airlines
Fri, Aug 29 - Tue, Sep 2
EWR
New York
SAT
San Antonio
$267 Roundtrip, found 1 hour ago
$267
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Fri, Aug 29 from New York to San Antonio, returning Tue, Sep 2, priced at $267 found 1 hour ago

Find the cheapest month to fly from New York (EWR) to San Antonio (SAT)

September is typically the cheapest month to fly

From $86 - $232 per traveler.

Graph displaying average flight prices per month

Alternative airports near San Antonio

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Antonio Intl. SAT. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $276
SAT
San Antonio Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $276
Flights from Newark Liberty Intl. Airport (EWR) to San Antonio (SAT)
Origin airport
Newark Liberty Intl. Airport
Destination airport
San Antonio Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Spirit Airlines, United
Roundtrip price
$191
Distance
1567 mi
Average flight time
2 hours 57 mins

Newark Liberty Intl. Airport to San Antonio Flights

The cheapest times to fly from Newark Liberty Intl. Airport to San Antonio

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Newark Liberty Intl. Airport to San Antonio are during the month of September. You can find some of the cheapest flights from Newark Liberty Intl. Airport to San Antonio with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Newark Liberty Intl. Airport to San Antonio

Sunday is one of the best days to book for cheap flights from Newark Liberty Intl. Airport to San Antonio: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Newark Liberty Intl. Airport to San Antonio

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Newark Liberty Intl. Airport to San Antonio in 2025. You can also book with separate airlines for your outbound and return journeys, from $102 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Newark Liberty Intl. Airport to San Antonio flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Newark Liberty Intl. Airport to San Antonio airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Liberty Intl. Airport (EWR) to San Antonio Intl. Airport (SAT) cost?
You'll find cheap return flights from Liberty Intl. Airport (EWR) to San Antonio Intl. Airport (SAT) starting at $239. Grab your seat and start your adventure. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United flight leaving EWR on August 19 2025 and touching down at SAT. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from EWR to SAT?
The cheapest flights from EWR to SAT are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Liberty Intl. Airport (EWR) to San Antonio Intl. Airport (SAT)?
When heading out of Liberty Intl. Airport (EWR), you can catch a direct flight to San Antonio Intl. Airport (SAT) with United Airlines.
What is the cheapest airline that flies from EWR to SAT?
Right now, the cheapest carrier offering one-way flights from EWR to SAT is United. You can jet off on this route from $199. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from EWR on October 17 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Liberty Intl. Airport (EWR) to San Antonio Intl. Airport (SAT)?
On average, there is just 1 nonstop flight departing from Liberty Intl. Airport (EWR) to San Antonio Intl. Airport (SAT) per day. If this doesn't fit your plans, think about flights with layovers. Just filter your search on Expedia to include one or two stops to discover the next best option.
What are the most popular departure times for flights from Liberty Intl. Airport (EWR) to San Antonio Intl. Airport (SAT)?
Flights between EWR and SAT are their busiest at 7 AM. If you're after a more relaxed experience and possibly cheaper tickets, look for a departure that's outside typical rush times.
What day of the week has the most flights from EWR to SAT?
Jet off on a Friday if you're looking for the best selection of flights from Liberty Intl. Airport (EWR) to San Antonio Intl. Airport (SAT).
What is the earliest flight from Liberty Intl. Airport (EWR) to San Antonio Intl. Airport (SAT)?
Take the earliest flight at around 7:45AM UTC-5, heading out of Liberty Intl. Airport (EWR). You'll be in the air for about 4h 31m, landing at San Antonio Intl. Airport (SAT) at approximately 11:16AM UTC-6.
How long does it take to fly from Liberty Intl. Airport (EWR) to San Antonio Intl. Airport (SAT)?
It takes approximately 4 hours and 31 minutes to cover the 1,550 mi from EWR to SAT.
What is the best time to fly from Liberty Intl. Airport (EWR) to San Antonio Intl. Airport (SAT)?
Opt for a flight from Liberty Intl. Airport (EWR) to San Antonio Intl. Airport (SAT) that takes off before 3 PM to reduce the risk of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Antonio from Liberty Intl. Airport (EWR)?
San Antonio Intl. Airport (SAT) is the only airport in San Antonio with direct flights from Liberty Intl. Airport (EWR). Explore the options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Liberty Intl. Airport (EWR) to San Antonio Intl. Airport (SAT) last-minute?
Waiting until just before your departure to book a ticket from EWR to SAT often results in higher prices. While it's possible to find some last-minute offers, they're not always guaranteed. Allow some flexibility in your schedule to maximize your chances of scoring a bargain.
Is it cheaper to book an EWR to SAT flight and hotel package?
Opting for an EWR to SAT flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our wide range of hotels and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Liberty Intl. Airport (EWR) to San Antonio Intl. Airport (SAT)?
Typically, you can reschedule or cancel your EWR to SAT flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you want further details, go to our Customer Service portal.

Explore a world of travel with Expedia

Newark Liberty Intl. Airport nearby Airports

New York

LaGuardia to San Antonio
$183.87
John F. Kennedy Intl. to San Antonio
$238.97

Trenton

Mercer to San Antonio
$267.97

White Plains

Westchester County to San Antonio
$288.37
*Available to One Key members.