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San Antonio

$67+ 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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAT
ene. 15 — ene. 221
jue. 1/15
jue. 1/22
1 adult, Economy
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Find cheap flights from Newark to San Antonio with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Newark to San Antonio are usually found in July or May, booked 73 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap 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 diciembre 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
mié. 12/317:51 amEWR - SAT
2 stops11h 25mMultiple Airlines
lun. 1/128:00 pmSAT - EWR
1 stop16h 03mMultiple Airlines
Deal found 12/15$270
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
mié. 12/315:23 pmEWR - SAT
1 stop7h 03mSpirit Airlines
vie. 1/910:35 amSAT - EWR
1 stop9h 39mSpirit Airlines
Deal found 12/15$274
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
mié. 12/317:51 amEWR - SAT
2 stops11h 25mMultiple Airlines
sáb. 1/1010:35 amSAT - EWR
1 stop9h 39mMultiple Airlines
Deal found 12/15$287
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
mié. 12/317:51 amEWR - SAT
2 stops11h 25mMultiple Airlines
mié. 1/712:45 pmSAT - EWR
1 stop10h 44mMultiple Airlines
Deal found 12/16$293
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
mié. 12/317:51 amEWR - SAT
2 stops11h 25mMultiple Airlines
vie. 1/910:35 amSAT - EWR
1 stop9h 39mMultiple Airlines
Deal found 12/15$299
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/318:15 amEWR - SAT
Nonstop4h 35mUnited Airlines
mar. 1/67:06 amSAT - EWR
Nonstop3h 46mUnited Airlines
Deal found 12/16$304
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
mar. 12/304:43 pmEWR - SAT
2 stops20h 07mMultiple Airlines
dom. 1/117:14 pmSAT - EWR
1 stop13h 46mMultiple Airlines
Deal found 12/15$305
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
mié. 12/315:23 pmEWR - SAT
1 stop7h 03mSpirit Airlines
mar. 1/62:39 pmSAT - EWR
1 stop18h 21mSpirit Airlines
Deal found 12/16$306
This CheapOair deal was found by Cheapflights users on 12/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/176:49 pmEWR - SAT
1 stop11h 46mSpirit Airlines
mié. 1/712:45 pmSAT - EWR
1 stop10h 44mSpirit Airlines
Deal found 12/15$309
This Frontier deal was found by Cheapflights users on 12/15. 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.
mié. 12/315:59 amEWR - SAT
1 stop12h 02mFrontier
vie. 1/25:56 pmSAT - EWR
1 stop6h 09mFrontier
Deal found 12/15$312
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
mar. 12/304:43 pmEWR - SAT
2 stops20h 07mMultiple Airlines
jue. 1/87:14 pmSAT - EWR
1 stop13h 46mMultiple Airlines
Deal found 12/15$317

Find 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 diciembre 16, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$268
(Kiwi.com)

One-way from

$67
(Super.com)

Popular in

December

Cheapest in

July

Average price

$533

Good round-trip deal

$359 or less

Good one-way deal

$238 or less
Provider with most accurate pricing for Newark-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Newark-San Antonio flights.
Search Deals
From Newark to San Antonio
Search Deals
One-way flight from Newark to San Antonio
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Newark to San Antonio.
Search Deals
Price to beat on a one-way flight from Newark to San Antonio.
Search Deals

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 diciembre 16, 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

sáb. 2/21

12:00 pm-3:15 pm

Nonstop4h 15m

San Antonio

jue. 2/26

6:30 am-11:08 am

Nonstop3h 38m

$269

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

jue. 2/12

6:00 am-11:11 am

1 stop6h 11m

San Antonio

sáb. 2/14

4:12 pm-11:10 pm

1 stop5h 58m

$284

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

sáb. 1/24

11:15 am-2:50 pm

Nonstop4h 35m

San Antonio

mar. 1/27

7:06 am-11:52 am

Nonstop3h 46m

$335

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

mié. 1/28

11:15 am-2:50 pm

Nonstop4h 35m

San Antonio

sáb. 1/31

7:06 am-11:52 am

Nonstop3h 46m

$335

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

sáb. 1/17

11:15 am-2:50 pm

Nonstop4h 35m

San Antonio

sáb. 1/24

7:06 am-11:52 am

Nonstop3h 46m

$337

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

sáb. 1/17

11:15 am-2:50 pm

Nonstop4h 35m

San Antonio

dom. 1/18

7:06 am-11:52 am

Nonstop3h 46m

$347

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

sáb. 1/17

11:15 am-2:50 pm

Nonstop4h 35m

San Antonio

lun. 1/19

7:06 am-11:52 am

Nonstop3h 46m

$347

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

jue. 1/8

11:15 am-2:50 pm

Nonstop4h 35m

San Antonio

mié. 1/14

7:06 am-11:52 am

Nonstop3h 46m

$347

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

lun. 1/12

6:00 pm-11:52 pm

1 stop6h 52m

$88

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

vie. 1/16

11:05 am-11:52 pm

1 stop13h 47m

$90

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 20 results
1
2

Compare providers for flights from Newark to San Antonio

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 Newark to San Antonio in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice 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 Newark Airport-San Antonio flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Newark Airport-San Antonio flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Newark Airport-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Newark Airport-San Antonio flights, Cheapflights users trust CheapOair the most. CheapOair 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 Newark Airport-San Antonio 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 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 December 12, 2025.

Booking 73 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, June is the cheapest month in which you can book a flight from Newark Airport to San Antonio (average of $105). Flying from Newark Airport to San Antonio in February is currently the most expensive (average of $197). 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 diciembre 16, 2025.

It’s optimal to fly from Newark Airport to San Antonio in the afternoon. By choosing this option you can save up to 67% 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 December 13, 2025.

Travelers seeking maximum savings on their Newark Airport to San Antonio flight should consider departing on Saturday 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.

The best insider tips for Newark Airport to San Antonio flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
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

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 diciembre 16, 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
7.9
Good
8,008 reviews

Food

7.3

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

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
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

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
9,092 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

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
11,049 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

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
8,186 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

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.
Frontier
5.8
Fair
3,082 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

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 5 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 fly from Newark Airport to San Antonio in about 4h 15m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 1566 mi. Generally, flights for this route are nonstop.

  • 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 $100. Other airlines that can offer you cheap pricing are Spirit Airlines, from $100, and Delta, from $258. These flights start at 75% 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 $76. Users have also found prices from $89 and $118 on Frontier and American Airlines, respectively.

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

    Looking at all options, your cheapest flight can be booked for $188. While the most popular route (Newark - San Antonio) can be booked for $156 on average, our data indicates $374 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, June is the cheapest month in which you can book a flight from Newark Airport to San Antonio (average of $105). Flying from Newark Airport to San Antonio in February is currently the most expensive (average of $197). 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 5 airlines flying from Newark to San Antonio

Discover the top 5 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 diciembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$122Average$235FlexibilityNo cancel feeOn-time65%
FrontierCheapest$147Average$190FlexibilityNo cancel feeOn-time62%
DeltaCheapest$258Average$364FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$269Average$454FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$282Average$429FlexibilityNo cancel feeOn-time71%

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