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$78+ 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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAT
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Newark to San Antonio are usually found in September or August, booked 37 days in advance, depart on a Tuesday or Wednesday and return on a Friday

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 junio 12, 2025.

Round-trip from

$158
(Cheapflightsfares)

One-way from

$78
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$332

Good round-trip deal

$200 or less

Good one-way deal

$100 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. 16% potential increase in price ($68 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in June 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 junio 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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.
jue. 9/182:47 pmEWR - SAT
Nonstop3h 56mSpirit Airlines
dom. 9/219:00 amSAT - EWR
Nonstop3h 52mSpirit Airlines
Deal found 6/11$158
This Mytrip deal was found by Cheapflights users on 6/12. 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.
mié. 7/910:12 amEWR - SAT
2 stops31h 21mMultiple Airlines
dom. 7/135:38 pmSAT - EWR
1 stop5h 34mMultiple Airlines
Deal found 6/12$225
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/176:00 amEWR - SAT
1 stop6h 02mUnited Airlines
mié. 7/237:05 amSAT - EWR
Nonstop3h 52mUnited Airlines
Deal found 6/10$249
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/256:00 amEWR - SAT
1 stop5h 30mDelta
lun. 7/284:26 pmSAT - EWR
1 stop5h 47mDelta
Deal found 6/12$259
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/411:01 amEWR - SAT
1 stop6h 42mFrontier
lun. 7/75:38 pmSAT - EWR
1 stop15h 31mFrontier
Deal found 6/11$268
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/177:11 amEWR - SAT
1 stop9h 04mAmerican Airlines
dom. 12/216:16 amSAT - EWR
1 stop5h 36mAmerican Airlines
Deal found 6/11$289

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 junio 12, 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

jue. 9/18

2:47 pm-5:43 pm

Nonstop3h 56m

San Antonio

dom. 9/21

9:00 am-1:52 pm

Nonstop3h 52m

$158

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

mié. 7/9

10:12 am-4:33 pm

2 stops31h 21m

San Antonio

dom. 7/13

5:38 pm-12:12 am

1 stop5h 34m

$225

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

jue. 7/17

6:00 am-11:02 am

1 stop6h 02m

San Antonio

mié. 7/23

7:05 am-11:57 am

Nonstop3h 52m

$249

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

vie. 7/25

6:00 am-10:30 am

1 stop5h 30m

San Antonio

lun. 7/28

6:11 pm-12:59 am

1 stop5h 48m

$259

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

vie. 7/4

11:01 am-4:43 pm

1 stop6h 42m

San Antonio

lun. 7/7

5:38 pm-10:09 am

1 stop15h 31m

$268

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

vie. 7/4

3:27 pm-6:19 pm

Nonstop3h 52m

$78

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

lun. 11/3

11:00 am-4:40 pm

1 stop6h 40m

$119

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

mié. 6/18

5:00 am-10:44 am

1 stop6h 44m

$125

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

dom. 7/6

7:59 am-5:00 am

3 stops46h 01m

$232

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

mar. 7/1

9:35 am-10:23 pm

2 stops13h 48m

$233

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 12 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 June 9, 2025.

Booking 37 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 junio 12, 2025.

It’s optimal to fly from Newark Airport to San Antonio in the afternoon. By choosing this option you can save up to 61% 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 June 8, 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. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Newark Airport to San Antonio

Explore weekly flight availability from Newark to San Antonio. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated junio 12, 2025.

The most flights from EWR to SAT are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 junio 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from New York to San Antonio by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Spirit Airlines
6.3
Okay
8,052 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 are 2 flights 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.

  • 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 $158. Other airlines that can offer you cheap pricing are United Airlines, from $249, and Delta, from $259. These flights start at 54% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Newark Airport to San Antonio one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $78. Users have also found prices from $125 and $209 on American Airlines and Frontier, respectively.

  • What are the most reliable airlines from Newark Airport to San Antonio?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Newark Airport to San Antonio on time: Spirit Airlines (100%), Air Canada (88%), United Airlines (84%).

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

    Looking at all options, your cheapest flight can be booked for $69. While the most popular route (Newark - San Antonio) can be booked for $158 on average our data indicates $613 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 Newark Airport?

Book flights to Newark Airport if you plan to visit one of these locations
New Braunfels

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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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$87Average$175FlexibilityNo cancel feeOn-time65%
DeltaCheapest$229Average$361FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$233Average$428FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$236Average$406FlexibilityNo cancel feeOn-time71%

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