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Cheap flights from Newark Airport to San Antonio from $47

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Newark Airport to San Antonio departing on 2/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Newark Airport to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:00 pm - 3:15 pm
EWR
-
SAT
4h 15mnonstop
United Airlines Logo
12:45 pm - 5:29 pm
SAT
-
EWR
3h 44mnonstop
$269United Airlines
Wed, Feb 18 - Wed, Feb 25
Frontier Logo
6:00 am - 5:03 pm
EWR
-
SAT
12h 03m
1 stop
Frontier Logo
6:13 pm - 1:08 am
SAT
-
EWR
5h 55m
1 stop
$270Frontier
Fri, Jan 23 - Sun, Feb 1
Spirit Airlines Logo
7:36 pm - 9:32 am
EWR
-
SAT
14h 56m
1 stop
Spirit Airlines Logo
1:22 pm - 11:49 pm
SAT
-
EWR
9h 27m
1 stop
$271Spirit Airlines
Mon, Mar 16 - Fri, Mar 20
Spirit Airlines Logo
6:00 pm - 11:52 pm
EWR
-
SAT
6h 52m
1 stop
Spirit Airlines Logo
10:35 am - 11:58 pm
SAT
-
EWR
12h 23m
1 stop
$272Spirit Airlines
Thu, Jan 22 - Thu, Jan 29
Spirit Airlines Logo
11:05 am - 11:52 pm
EWR
-
SAT
13h 47m
1 stop
Spirit Airlines Logo
10:35 am - 9:14 pm
SAT
-
EWR
9h 39m
1 stop
$273Spirit Airlines
Thu, Jan 22 - Thu, Jan 29
Spirit Airlines Logo
7:55 am - 11:52 pm
EWR
-
SAT
16h 57m
3 stops
Spirit Airlines Logo
6:00 am - 9:09 pm
SAT
-
EWR
14h 09m
2 stops
$274Spirit Airlines
Wed, Feb 11 - Sat, Feb 14
United Airlines Logo
8:20 am - 11:48 am
EWR
-
SAT
4h 28mnonstop
United Airlines Logo
7:00 am - 3:59 pm
SAT
-
EWR
7h 59m
1 stop
$275United Airlines
Wed, Feb 18 - Wed, Feb 25
Multiple Airlines Logo
6:10 am - 11:52 pm
EWR
-
SAT
18h 42m
2 stops
Multiple Airlines Logo
6:30 am - 5:00 pm
SAT
-
EWR
9h 30m
1 stop
$276Multiple Airlines
Sat, Jan 24 - Sat, Jan 31
Spirit Airlines Logo
7:55 am - 11:52 pm
EWR
-
SAT
16h 57m
2 stops
Spirit Airlines Logo
10:35 am - 11:05 pm
SAT
-
EWR
11h 30m
2 stops
$277Spirit Airlines
Tue, Jan 27 - Fri, Jan 30
Spirit Airlines Logo
5:45 am - 11:52 pm
EWR
-
SAT
19h 07m
2 stops
Spirit Airlines Logo
10:35 am - 11:30 pm
SAT
-
EWR
11h 55m
2 stops
$278Spirit Airlines
Wed, Jan 28 - Thu, Jan 29

Spirit Airlines flights from Newark Airport to San Antonio

Our best Spirit Airlines deals on Newark Airport to San Antonio flight tickets
Spirit Airlines
Jan 27
EWR7:55 amNewark
16h 57m
3 stops
SAT11:52 pmSan Antonio
Feb 4
SAT6:30 amSan Antonio
23h 17m
2 stops
EWR6:47 amNewark
$269
Spirit Airlines
Jan 27
EWR5:45 amNewark
19h 07m
3 stops
SAT11:52 pmSan Antonio
Feb 4
SAT6:30 amSan Antonio
16h 28m
2 stops
EWR11:58 pmNewark
$270
Spirit Airlines
Mar 16
EWR7:36 pmNewark
14h 56m
1 stop
SAT9:32 amSan Antonio
Mar 20
SAT1:22 pmSan Antonio
9h 27m
1 stop
EWR11:49 pmNewark
$271

United Airlines flights from Newark Airport to San Antonio

Our best United Airlines deals on Newark Airport to San Antonio flight tickets
United Airlines
Feb 18
EWR12:00 pmNewark
4h 15m
SAT3:15 pmSan Antonio
Feb 25
SAT12:45 pmSan Antonio
3h 44m
EWR5:29 pmNewark
$269
United Airlines
Feb 18
EWR8:20 amNewark
4h 28m
SAT11:48 amSan Antonio
Feb 25
SAT7:00 amSan Antonio
7h 59m
1 stop
EWR3:59 pmNewark
$275
United Airlines
Feb 11
EWR3:00 pmNewark
6h 56m
1 stop
SAT8:56 pmSan Antonio
Feb 18
SAT12:45 pmSan Antonio
3h 44m
EWR5:29 pmNewark
$279

momondo Fare Finder

 
Customize your flight search to find flights from Newark Airport 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, momondo users made 832,500 searches. Data last updated January 15, 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

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Wed 2/18

12:00 pm-3:15 pm

Nonstop4h 15m

San Antonio

Wed 2/25

12:45 pm-5:29 pm

Nonstop3h 44m

$269

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Fri 1/23

6:00 am-5:03 pm

1 stop12h 03m

San Antonio

Sun 2/1

6:13 pm-1:08 am

1 stop5h 55m

$270

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Mon 3/16

7:36 pm-9:32 am

1 stop14h 56m

San Antonio

Fri 3/20

1:22 pm-11:49 pm

1 stop9h 27m

$271

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Thu 1/22

6:00 pm-11:52 pm

1 stop6h 52m

San Antonio

Thu 1/29

10:35 am-11:58 pm

1 stop12h 23m

$272

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Thu 1/22

11:05 am-11:52 pm

1 stop13h 47m

San Antonio

Thu 1/29

10:35 am-9:14 pm

1 stop9h 39m

$273

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Wed 2/11

7:55 am-11:52 pm

3 stops16h 57m

San Antonio

Sat 2/14

6:00 am-9:09 pm

2 stops14h 09m

$274

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Wed 2/18

8:20 am-11:48 am

Nonstop4h 28m

San Antonio

Wed 2/25

7:00 am-3:59 pm

1 stop7h 59m

$275

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Sat 1/24

6:10 am-11:52 pm

2 stops18h 42m

San Antonio

Sat 1/31

6:30 am-5:00 pm

1 stop9h 30m

$276

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Tue 1/27

7:55 am-11:52 pm

2 stops16h 57m

San Antonio

Fri 1/30

10:35 am-11:05 pm

2 stops11h 30m

$277

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Wed 1/28

5:45 am-11:52 pm

2 stops19h 07m

San Antonio

Thu 1/29

10:35 am-11:30 pm

2 stops11h 55m

$278

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Antonio from

How to get the cheapest flight ticket from Newark Airport to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of July, then book flights to San Antonio from Newark Airport during June instead. Flights to San Antonio in June, while not as cheap as those in July, still average around $367.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Thursday when prices can be found for as low as $404. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Monday is $509.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is in the afternoon. momondo users have found flights departing from Newark Airport to San Antonio in the afternoon for as low as $329. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly in the morning, with an average ticket price of $441. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Newark to San Antonio flight route?

Fly from Newark to San Antonio for the best Newark - San Antonio flight prices

How far in advance should I book a flight to San Antonio?

You are more likely to see cheaper flights to San Antonio from Newark Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $400 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Newark Airport for as low as $284 on momondo.

What cabin class options are available on Newark to San Antonio flights?

There are 4 cabin classes available to choose from on Newark to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Newark Airport to San Antonio flights?

You could potentially save up to 21% on your flight if you consider stops on a Newark Airport to San Antonio flight.

How have Newark Airport to San Antonio flight prices changed over time?

As of January 2026, prices for Newark Airport to San Antonio flights are approximately 29% more expensive when compared to flights at the same time last year.

When to book flights from Newark Airport to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Newark Airport to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Newark Airport to San Antonio (EWR to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Newark Airport to San Antonio

Best Price Found

$278

Fastest flight time

3h 59m

Direct flights

Every day

Airports in San Antonio

1 airport
The best one-way flight to San Antonio from Newark Airport in the past 72 hours is $278. The best round-trip flight deal from Newark Airport to San Antonio found on momondo in the last 72 hours is $304.
The fastest flight from Newark Airport to San Antonio takes 3h 59m
Direct flights go from Newark Airport to San Antonio every day.
There is 1 airport in San Antonio. From Newark Airport there are direct flights to San Antonio (SAT).
Search flight deals

  • How far is Newark to San Antonio by plane?

    There are 1571.7 mi between Newark and San Antonio. Typically, this will take 3h 59m by plane in normal conditions.

  • When did momondo last update prices for flights from Newark Airport to San Antonio Airport?

    Prices for flights from Newark Airport to San Antonio Airport were last updated today.

  • How many operators does momondo search for flights from Newark Airport to San Antonio Airport?

  • How old do you have to be to fly from Newark Airport to San Antonio Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Newark Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Newark Airport to San Antonio?

  • What is the most popular airline from Newark Airport to San Antonio?

Best airlines flying from Newark Airport to San Antonio

Compare and see reviews for airlines that fly from Newark Airport to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $100Free CancellationRating
5.7
3,057 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $100Free CancellationRating
6.3
8,322 reviews
Search Spirit Airlines flights
DeltaPriceFrom $258Free CancellationRating
7.9
8,051 reviews
Search Delta flights
United AirlinesPriceFrom $269Free CancellationRating
7.4
9,164 reviews
Search United Airlines flights
American AirlinesPriceFrom $278Free CancellationRating
7.2
11,136 reviews
Search American Airlines flights

  • United Airlines Flights From Newark Airport to San Antonio

    United Airlines flight deals from Newark Airport to San Antonio start from $269 round-trip. Over the 6 United Airlines flights for this route in a normal week, average airfare is usually $451 round-trip - but some users have found much cheaper deals with momondo.

Traveling to a place near San Antonio?

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

Why use momondo?

Why should I use momondo to find a flight deal from New York to San Antonio?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Antonio from New York.

Can I find flights from New York to San Antonio with flexible booking policies on momondo?

Yes. All flights to San Antonio from New York on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from New York to San Antonio?

Once you have performed a search for New York to San Antonio flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from New York to San Antonio right now. Can momondo alert me if prices change?

Yes. momondo can track prices for New York to San Antonio flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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