HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Antonio

$105+ 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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAT
Apr 17 — Apr 241
Fri 4/17
Fri 4/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Newark to San Antonio with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Newark to San Antonio are usually found in June or July, 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 March 18, 2026.

This CheapOair deal was found by Cheapflights users on 3/13. 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.
Sun 4/122:54 pm
EWR
-
SAT
2 stops19h 33m
Spirit Airlines
Tue 4/1410:22 am
SAT
-
EWR
2 stops31h 28m
Spirit Airlines
Deal found 3/13$285
This Mytrip deal was found by Cheapflights users on 3/13. 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.
Wed 4/85:50 am
EWR
-
SAT
2 stops28h 37m
Spirit Airlines
Mon 4/1310:22 am
SAT
-
EWR
2 stops23h 02m
Spirit Airlines
Deal found 3/13$286
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 4/95:10 am
EWR
-
SAT
1 stop8h 17m
Multiple Airlines
Mon 4/136:00 pm
SAT
-
EWR
1 stop12h 51m
Multiple Airlines
Deal found 3/13$288
This Kiwi.com deal was found by Cheapflights users on 3/13. 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.
Wed 4/85:50 am
EWR
-
SAT
2 stops28h 37m
Multiple Airlines
Mon 4/136:00 pm
SAT
-
EWR
1 stop12h 51m
Multiple Airlines
Deal found 3/13$289
This CheapOair deal was found by Cheapflights users on 3/13. 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.
Fri 5/19:00 pm
EWR
-
SAT
1 stop17h 17m
Spirit Airlines
Fri 5/86:07 am
SAT
-
EWR
1 stop14h 12m
Spirit Airlines
Deal found 3/13$290
This CheapOair deal was found by Cheapflights users on 3/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/115:10 am
EWR
-
SAT
1 stop8h 17m
Spirit Airlines
Tue 4/1410:22 am
SAT
-
EWR
2 stops28h 38m
Spirit Airlines
Deal found 3/16$291
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 4/115:10 am
EWR
-
SAT
1 stop8h 17m
Multiple Airlines
Mon 4/136:00 pm
SAT
-
EWR
1 stop12h 51m
Multiple Airlines
Deal found 3/13$292
This CheapOair deal was found by Cheapflights users on 3/15. 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.
Thu 4/165:15 am
EWR
-
SAT
1 stop9h 02m
Multiple Airlines
Mon 4/201:51 pm
SAT
-
EWR
1 stop22h 08m
Multiple Airlines
Deal found 3/15$293
This Kiwi.com deal was found by Cheapflights users on 3/16. 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.
Sat 4/115:10 am
EWR
-
SAT
1 stop8h 17m
Multiple Airlines
Wed 4/154:49 pm
SAT
-
EWR
2 stops31h 27m
Multiple Airlines
Deal found 3/16$294
This Mytrip deal was found by Cheapflights users on 3/13. 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.
Sat 4/113:54 pm
EWR
-
SAT
2 stops18h 33m
Spirit Airlines
Mon 4/1310:22 am
SAT
-
EWR
2 stops23h 02m
Spirit Airlines
Deal found 3/13$295
This CheapOair deal was found by Cheapflights users on 3/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/122:54 pm
EWR
-
SAT
1 stop22h 33m
Spirit Airlines
Thu 4/162:12 pm
SAT
-
EWR
1 stop17h 51m
Spirit Airlines
Deal found 3/16$296
This CheapOair deal was found by Cheapflights users on 3/13. 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 5/74:23 pm
EWR
-
SAT
1 stop8h 36m
Spirit Airlines
Mon 5/116:07 am
SAT
-
EWR
1 stop16h 40m
Spirit Airlines
Deal found 3/13$297

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 March 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$285
(CheapOair)

One-way from

$105
(Mytrip)

Popular in

March

Cheapest in

June

Average price

$494

Good round-trip deal

$368 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. 11% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 18, 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

Tue 4/28

5:35 am-10:50 am

1 stop6h 15m

San Antonio

Tue 5/5

4:16 pm-10:59 pm

1 stop5h 43m

$344

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Sat 5/16

8:30 am-1:31 pm

1 stop6h 01m

San Antonio

Wed 5/20

5:20 am-11:59 am

1 stop5h 39m

$349

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Sat 4/18

11:54 am-3:11 pm

Nonstop4h 17m

San Antonio

Sun 4/19

6:02 pm-12:57 am

1 stop5h 55m

$409

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Fri 5/1

7:20 am-10:39 am

Nonstop4h 19m

San Antonio

Wed 5/6

7:05 am-11:57 am

Nonstop3h 52m

$419

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Fri 5/8

7:20 am-10:39 am

Nonstop4h 19m

San Antonio

Sun 5/10

5:49 pm-1:30 am

1 stop6h 41m

$429

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Mon 4/13

7:15 am-10:34 am

Nonstop4h 19m

San Antonio

Mon 4/20

6:02 pm-12:57 am

1 stop5h 55m

$429

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Thu 5/14

7:15 am-10:34 am

Nonstop4h 19m

San Antonio

Mon 5/18

6:02 pm-12:59 am

1 stop5h 57m

$474

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Mon 4/27

7:15 am-10:34 am

Nonstop4h 19m

San Antonio

Mon 4/27

4:17 pm-10:59 pm

1 stop5h 42m

$483

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Sat 3/28

6:45 pm-12:37 am

1 stop6h 52m

San Antonio

Sat 5/2

4:43 pm-11:03 pm

1 stop5h 20m

$484

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Tue 4/7

7:15 am-10:34 am

Nonstop4h 19m

San Antonio

Tue 4/7

6:02 pm-12:57 am

1 stop5h 55m

$497

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/17

Showing 1-10 of 20 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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust 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 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?

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 March 13, 2026.

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 September is currently the most expensive (average of $163). 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 March 18, 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.

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
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

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 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 March 18, 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
7.9
Good
8,286 reviews

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Food

7.2

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
8,286 reviews
Delta
7.9
Good
8,286 reviews

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Food

7.2

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
9,437 reviews
Delta
7.9
Good
8,286 reviews

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Food

7.2

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
7.1
Good
11,470 reviews
Delta
7.9
Good
8,286 reviews

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Food

7.2

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
8,523 reviews
Delta
7.9
Good
8,286 reviews

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Food

7.2

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
5.7
Fair
3,025 reviews
Delta
7.9
Good
8,286 reviews

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Food

7.2

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 are 2 flights from Newark to San Antonio per day from 5 different airlines.

  • 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 6h 01m. The time it takes to get you to your destination can typically vary by up to 14m. 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 $100. Other airlines that can offer you cheap pricing are Frontier, from $100, and Delta, from $229. 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 $208. While the most popular route (Newark - San Antonio) can be booked for $264 on average, our data indicates $775 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 September is currently the most expensive (average of $163). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 March 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$100Average$242FlexibilityNo cancel feeOn-time65%
FrontierCheapest$100Average$190FlexibilityNo cancel feeOn-time62%
DeltaCheapest$229Average$368FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$269Average$440FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$278Average$437FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.