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$72+ Cheap flights from Newark (EWR) to San Antonio (SAT)

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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAT
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Newark to San Antonio are usually found in October or September, booked 80 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Newark to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to San Antonio (SAT). 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 17, 2025.

Round-trip from

$244
(Kiwi.com)

One-way from

$72
(Cheapflightsfares)

Popular in

December

Cheapest in

October

Average price

$312

Good round-trip deal

$323 or less

Good one-way deal

$248 or less
From Newark to San Antonio
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One-way flight from Newark to San Antonio
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Highest demand for flights based on searches. 5% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Newark to San Antonio.
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Price to beat on a one-way flight from Newark to San Antonio.
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Find flight deals from Newark to San Antonio

Cheapest flights from Newark to San Antonio
Explore the most affordable flight options available from Newark to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:38 amEWR - SAT
1 stop8h 33mSpirit Airlines
Sun 12/74:16 pmSAT - EWR
1 stop7h 40mSpirit Airlines
Deal found 9/14$244
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:05 amEWR - SAT
1 stop9h 07mSpirit Airlines
Tue 10/77:00 amSAT - EWR
3 stops25h 58mSpirit Airlines
Deal found 9/15$246
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1010:05 amEWR - SAT
1 stop9h 25mSpirit Airlines
Mon 10/137:35 pmSAT - EWR
1 stop12h 25mSpirit Airlines
Deal found 9/15$247
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.
Thu 10/210:05 amEWR - SAT
1 stop9h 07mMultiple Airlines
Sun 10/59:33 pmSAT - EWR
2 stops35h 25mMultiple Airlines
Deal found 9/15$248
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 9/308:00 pmEWR - SAT
2 stops42h 23mMultiple Airlines
Fri 10/35:40 pmSAT - EWR
1 stop6h 26mMultiple Airlines
Deal found 9/16$249
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/146:59 amEWR - SAT
1 stop17h 41mSpirit Airlines
Fri 10/177:35 pmSAT - EWR
2 stops18h 47mSpirit Airlines
Deal found 9/15$250
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/276:59 amEWR - SAT
1 stop14h 53mSpirit Airlines
Sun 9/287:17 pmSAT - EWR
2 stops16h 30mSpirit Airlines
Deal found 9/14$253
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 10/176:34 amEWR - SAT
2 stops12h 56mMultiple Airlines
Mon 10/205:45 pmSAT - EWR
1 stop6h 21mMultiple Airlines
Deal found 9/16$254
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2211:15 amEWR - SAT
1 stop6h 15mMultiple Airlines
Mon 9/297:17 pmSAT - EWR
2 stops22h 35mMultiple Airlines
Deal found 9/15$255
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:02 amEWR - SAT
1 stop8h 47mSpirit Airlines
Sun 9/288:37 pmSAT - EWR
1 stop16h 14mSpirit Airlines
Deal found 9/15$256
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.
Sat 10/116:59 amEWR - SAT
1 stop17h 41mMultiple Airlines
Sun 10/125:47 pmSAT - EWR
1 stop6h 19mMultiple Airlines
Deal found 9/15$257

Cheapflights Fare Finder

 
Customize your flight search to find flights from Newark to San Antonio 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 17, 2025.
Use the filters below to find and compare flights from Newark Airport to San Antonio that are best for you.

Fly from

Newark

Fly to

San Antonio

Route

Depart

Return

Price

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Wed 11/5

7:55 am-11:20 am

Nonstop4h 25m

San Antonio

Sat 11/8

7:05 am-3:12 pm

1 stop7h 07m

$269

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Sat 10/25

5:29 pm-10:35 pm

1 stop6h 06m

San Antonio

Sat 11/15

7:00 am-11:40 am

Nonstop3h 40m

$269

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Sat 11/1

2:17 pm-7:37 pm

1 stop6h 20m

San Antonio

Tue 11/4

7:00 am-11:40 am

Nonstop3h 40m

$269

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Sat 10/25

7:05 am-1:28 pm

1 stop7h 23m

San Antonio

Sat 11/1

5:15 pm-11:56 pm

1 stop5h 41m

$279

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Sat 2/21

5:00 pm-10:19 pm

1 stop6h 19m

San Antonio

Mon 3/2

6:20 pm-12:59 am

1 stop5h 39m

$279

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Thu 11/13

8:10 am-3:29 pm

1 stop8h 19m

San Antonio

Sun 11/16

7:00 am-11:40 am

Nonstop3h 40m

$281

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Sat 2/21

6:00 am-11:11 am

1 stop6h 11m

San Antonio

Sun 3/1

5:00 am-12:29 pm

1 stop6h 29m

$291

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Fri 10/3

11:59 am-3:02 pm

Nonstop4h 03m

San Antonio

Thu 10/9

12:50 pm-5:41 pm

Nonstop3h 51m

$294

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Sat 10/25

9:30 am-3:25 pm

1 stop6h 55m

San Antonio

Sat 11/1

7:00 am-11:40 am

Nonstop3h 40m

$312

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Thu 10/23

8:30 am-11:37 am

Nonstop4h 07m

San Antonio

Sun 10/26

5:30 am-11:53 am

1 stop5h 23m

$333

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 21 results
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The best insider tips for Newark Airport to San Antonio flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Newark Airport to San Antonio trip
Airlines
United Airlines

United's Economy Plus offers extra legroom and priority boarding, enhancing comfort and efficiency.


United's MileagePlus pooling allows family members to combine miles for rewards.

Read more about United Airlinesby Harriet Baskas
Spirit Airlines

Spirit's Big Front Seats offer 11 inches extra legroom, ideal for medium-haul comfort.


Spirit's self-service bag drop saves time; print your boarding pass to avoid fees.

Read more about Spirit Airlinesby Daniel Scheffler
Airports
EWR

EWR offers live wait time updates for security, but plan for a long wait and arrive at least two hours before your flight.

Read more about EWRby Brandon Schultz
SAT

For quick access to downtown San Antonio, rideshare services are available on the lower level of Terminal A.

Read more about SATby Ramsey Qubein
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

Daniel Scheffler

Daniel Scheffler

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more
Brandon Schultz

Brandon Schultz

Expert on EWR

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on SAT

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Newark to San Antonio

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

How far ahead should I book a flight from Newark Airport to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Newark to San Antonio. Price data was last updated on September 12, 2025.

Booking 80 days in advance of your planned departure date is, on average, the best time to get cheap flights from Newark Airport to San Antonio. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Newark Airport to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Newark Airport to San Antonio (average of $295). Flying from Newark Airport to San Antonio in March is currently the most expensive (average of $376). 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.

What is the cheapest time of day to fly from EWR to SAT?

Find hourly flight availability from Newark to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

It’s optimal to fly from Newark Airport to San Antonio in the evening. By choosing this option you can save up to 64% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Newark Airport to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Newark to San Antonio. Price data was last updated on September 14, 2025.

Travelers seeking maximum savings on their Newark Airport to San Antonio flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated September 17, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Newark Airport to San Antonio to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Spirit Airlines
6.3
Okay
8,023 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from Newark to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Antonio from Newark?

    If you book a flight to San Antonio from Newark, you will be flying to San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio. There is 1 flight from Newark to San Antonio per day from 4 different airlines.

  • How popular is this Newark Airport to San Antonio flight route?

    The Newark to San Antonio flight path was viewed by 60 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Newark Airport to San Antonio?

    Airlines like United Airlines and Delta fly from Newark Airport to San Antonio in about 4h 25m. The time it takes to get you to your destination can typically vary by up to 2h 58m. Airlines will cover a distance of 1566 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Newark Airport to San Antonio round-trip?

    Cheapflights users have booked flights from Newark Airport to San Antonio round-trip from $99. Other airlines that can offer you cheap pricing are American Airlines, from $256, and Delta, from $258. These flights start at 74% lower than the current average price 3 months from now.

  • What are the cheapest flights from Newark Airport to San Antonio?

    Looking at all options, your cheapest flight can be booked for $198. While the most popular route (Newark - San Antonio) can be booked for $180 on average, our data indicates $427 when flying from Newark Airport to San Antonio.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Newark to San Antonio 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 Newark Airport to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Newark Airport to San Antonio (average of $295). Flying from Newark Airport to San Antonio in March is currently the most expensive (average of $376). 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 San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Alternative routes for Newark to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Newark to San Antonio

Discover the top 4 airlines that operate flights from Newark to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$99Average$224FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$256Average$422FlexibilityNo cancel feeOn-time71%
DeltaCheapest$258Average$348FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$267Average$455FlexibilityNo cancel feeOn-time69%

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