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$126+ 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAT
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
1 adult, Economy
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Find cheap flights from Newark to San Antonio with Cheapflights

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Cheapflights Tip: The best prices from Newark to San Antonio are usually found in September or January, booked 46 days in advance, depart on a Thursday or Wednesday 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 July 30, 2026.

This Delta deal was found by Cheapflights users on 7/27. 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.
Fri 10/26:59 pm
EWR
-
SAT
1 stop6h 09m
Delta
Mon 10/54:00 pm
SAT
-
EWR
1 stop6h 15m
Delta
Deal found 7/27$359
This CheapOair deal was found by Cheapflights users on 7/29. 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.
Thu 9/245:55 am
EWR
-
SAT
1 stop28h 15m
Frontier
Wed 9/3010:03 am
SAT
-
EWR
1 stop13h 58m
Frontier
Deal found 7/29$360
This CheapOair deal was found by Cheapflights users on 7/30. 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.
Thu 10/811:30 am
EWR
-
SAT
1 stop23h 09m
Frontier
Mon 10/1210:34 am
SAT
-
EWR
1 stop22h 53m
Frontier
Deal found 7/30$362
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Fri 10/3011:48 am
EWR
-
SAT
Nonstop4h 25m
United Airlines
Mon 11/24:19 pm
SAT
-
EWR
1 stop5h 41m
United Airlines
Deal found 7/30$365
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 8/253:59 pm
EWR
-
SAT
1 stop7h 40m
United Airlines
Sat 8/296:00 am
SAT
-
EWR
Nonstop3h 47m
United Airlines
Deal found 7/29$369
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Sun 8/235:55 pm
EWR
-
SAT
1 stop5h 44m
United Airlines
Sun 8/306:00 am
SAT
-
EWR
Nonstop3h 47m
United Airlines
Deal found 7/27$370
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 9/511:30 am
EWR
-
SAT
2 stops22h 45m
Multiple Airlines
Mon 9/1410:05 am
SAT
-
EWR
1 stop13h 56m
Multiple Airlines
Deal found 7/30$372
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 8/138:40 am
EWR
-
SAT
Nonstop4h 11m
United Airlines
Wed 8/191:00 pm
SAT
-
EWR
Nonstop3h 53m
United Airlines
Deal found 7/27$374
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Thu 10/88:30 am
EWR
-
SAT
Nonstop4h 11m
United Airlines
Tue 10/134:17 pm
SAT
-
EWR
1 stop5h 27m
United Airlines
Deal found 7/26$375
This Delta deal was found by Cheapflights users on 7/29. 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.
Thu 8/201:23 pm
EWR
-
SAT
1 stop8h 41m
Delta
Sat 8/226:25 am
SAT
-
EWR
1 stop6h 49m
Delta
Deal found 7/29$379
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Fri 8/148:40 am
EWR
-
SAT
Nonstop4h 11m
United Airlines
Tue 8/184:12 pm
SAT
-
EWR
1 stop5h 31m
United Airlines
Deal found 7/27$380

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 July 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$359
(Delta)

One-way from

$126
(Booking.com)

Popular in

June

Cheapest in

September

Average price

$435

Good round-trip deal

$429 or less

Good one-way deal

$268 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. 9% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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 July 30, 2026.
Use the filters below to find and compare flights from Newark Airport to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Sun 11/22

3:21 pm-9:58 pm

1 stop7h 37m

San Antonio

Fri 11/27

5:30 am-12:04 pm

1 stop5h 34m

$359

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Tue 9/8

6:59 pm-12:08 am

1 stop6h 09m

San Antonio

Tue 9/15

1:55 pm-8:57 pm

1 stop6h 02m

$359

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Sat 10/3

11:59 am-3:12 pm

Nonstop4h 13m

San Antonio

Tue 10/6

6:00 am-10:46 am

Nonstop3h 46m

$369

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Thu 8/27

12:00 pm-5:44 pm

1 stop6h 44m

San Antonio

Thu 9/3

6:00 am-10:47 am

Nonstop3h 47m

$380

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Fri 8/14

6:00 am-11:52 am

1 stop6h 52m

San Antonio

Sun 8/16

6:00 am-10:47 am

Nonstop3h 47m

$419
Quickest round-trip

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Thu 9/24

8:30 am-11:41 am

Nonstop4h 11m

San Antonio

Wed 9/30

6:00 am-10:46 am

Nonstop3h 46m

$439

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Thu 9/3

11:59 am-3:10 pm

Nonstop4h 11m

San Antonio

Mon 9/7

6:00 am-10:47 am

Nonstop3h 47m

$439

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Fri 9/4

10:45 am-3:43 pm

1 stop5h 58m

San Antonio

Mon 9/7

6:00 am-10:47 am

Nonstop3h 47m

$448

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Wed 10/28

10:15 am-10:51 pm

2 stops13h 36m

San Antonio

Sun 11/1

5:30 am-11:59 am

1 stop5h 29m

$464

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Sun 11/22

8:15 am-11:44 am

Nonstop4h 29m

San Antonio

Fri 11/27

2:20 pm-9:21 pm

1 stop6h 01m

$469

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 19 resultsSorted by cheapest first
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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Newark Airport-San Antonio flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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?

Booking 45 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, September is the cheapest month in which you can book a flight from Newark Airport to San Antonio (average of $387). Flying from Newark Airport to San Antonio in June is currently the most expensive (average of $565). 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 July 30, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Newark Airport to San Antonio as you normally would.

How much does it cost to fly round-trip from Newark Airport to San Antonio?

Airfare is typical for this route at the moment.

Newark Airport to San Antonio flights typically cost between $329 and $537 in October.
The cheapest round-trip price found within the last 5 days was $359 on Delta (Oct 2-Oct 5).

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
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines

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
Brandon Schultz

Brandon Schultz

Expert on EWR

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

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 July 30, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican 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
7.8
Good
8,495 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

7.8

Entertainment

7.8

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Barney,May 2026

JFK - ATL

Terrible flight. Late, reduced beverage service, lack of headphones, entertainment service didn't work
Delta
7.8
Good
8,495 reviews
Delta
7.8
Good
8,495 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

7.8

Entertainment

7.8

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Barney,May 2026

JFK - ATL

Terrible flight. Late, reduced beverage service, lack of headphones, entertainment service didn't work
United Airlines
7.4
Good
10,050 reviews
Delta
7.8
Good
8,495 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

7.8

Entertainment

7.8

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Barney,May 2026

JFK - ATL

Terrible flight. Late, reduced beverage service, lack of headphones, entertainment service didn't work
American Airlines
7.1
Good
11,845 reviews
Delta
7.8
Good
8,495 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

7.8

Entertainment

7.8

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Barney,May 2026

JFK - ATL

Terrible flight. Late, reduced beverage service, lack of headphones, entertainment service didn't work
Frontier
5.6
Fair
2,746 reviews
Delta
7.8
Good
8,495 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

7.8

Entertainment

7.8

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Barney,May 2026

JFK - ATL

Terrible flight. Late, reduced beverage service, lack of headphones, entertainment service didn't work

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 3 flights from Newark to San Antonio per day from 4 different airlines.

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

    Airlines like Delta and United Airlines fly from Newark Airport to San Antonio in about 4h 13m. The time it takes to get you to your destination can typically vary by up to 3h 24m. 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 $147. Other airlines that can offer you cheap pricing are American Airlines, from $248, and Delta, from $273. These flights start at 67% 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 Frontier. According to our data, you can fly for as low as $118. Users have also found prices from $124 and $208 on American Airlines and United Airlines, respectively.

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

    Looking at all options, your cheapest flight can be booked for $228. While the most popular route (Newark - San Antonio) can be booked for $339 on average, our data indicates $831 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, September is the cheapest month in which you can book a flight from Newark Airport to San Antonio (average of $387). Flying from Newark Airport to San Antonio in June is currently the most expensive (average of $565). 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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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 July 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$147Average$206FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$248Average$473FlexibilityNo cancel feeOn-time71%
DeltaCheapest$273Average$401FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$274Average$469FlexibilityNo cancel feeOn-time69%

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