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Cheap flights from Newark Airport to San Antonio from $72

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 10/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Newark Airport to San Antonio

Cheap round-trip flights

Spirit Airlines Logo
5:15 am - 11:40 pmEWR-SAT
19h 25m2 stops
Spirit Airlines Logo
7:35 pm - 9:00 amSAT-EWR
12h 25m1 stop
$244Spirit Airlines
Find Deal
Tue, Oct 7 - Fri, Oct 10
Spirit Airlines Logo
10:05 am - 6:12 pmEWR-SAT
9h 07m1 stop
Spirit Airlines Logo
7:00 am - 9:58 amSAT-EWR
25h 58m3 stops
$246Spirit Airlines
Find Deal
Thu, Oct 2 - Tue, Oct 7
Spirit Airlines Logo
10:05 am - 6:30 pmEWR-SAT
9h 25m1 stop
Spirit Airlines Logo
7:35 pm - 9:00 amSAT-EWR
12h 25m1 stop
$247Spirit Airlines
Find Deal
Mon, Oct 13 - Mon, Oct 13
Multiple Airlines Logo
10:05 am - 6:12 pmEWR-SAT
9h 07m1 stop
Multiple Airlines Logo
9:33 pm - 9:58 amSAT-EWR
35h 25m2 stops
$248Multiple Airlines
Find Deal
Thu, Oct 2 - Sun, Oct 5
Spirit Airlines Logo
6:59 am - 11:40 pmEWR-SAT
17h 41m1 stop
Spirit Airlines Logo
7:00 am - 9:00 pmSAT-EWR
13h 00m2 stops
$250Spirit Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
Spirit Airlines Logo
10:05 am - 6:30 pmEWR-SAT
9h 25m1 stop
Spirit Airlines Logo
7:35 pm - 9:00 amSAT-EWR
12h 25m1 stop
$251Spirit Airlines
Find Deal
Fri, Oct 10 - Mon, Oct 13
Multiple Airlines Logo
5:55 am - 4:30 pmEWR-SAT
11h 35m1 stop
Multiple Airlines Logo
7:17 pm - 12:47 pmSAT-EWR
16h 30m2 stops
$254Multiple Airlines
Find Deal
Fri, Sep 26 - Sun, Sep 28
United Airlines Logo
7:55 am - 11:20 amEWR-SAT
4h 25mnonstop
United Airlines Logo
7:00 am - 11:40 amSAT-EWR
3h 40mnonstop
$259United Airlines
Find Deal
Fri, Oct 31 - Sun, Nov 2
United Airlines Logo
6:00 am - 11:06 amEWR-SAT
6h 06m1 stop
United Airlines Logo
7:00 am - 11:40 amSAT-EWR
3h 40mnonstop
$269United Airlines
Find Deal
Thu, Oct 30 - Sun, Nov 2
Delta Logo
7:05 am - 1:28 pmEWR-SAT
7h 23m1 stop
Delta Logo
5:15 pm - 11:56 pmSAT-EWR
5h 41m1 stop
$279Delta
Find Deal
Sat, Oct 25 - Sat, Nov 1

Spirit Airlines flights from Newark Airport to San Antonio

Our best Spirit Airlines deals on Newark Airport to San Antonio flight tickets
Spirit Airlines
Oct 7
EWR5:15 amNewark
19h 25m
2 stops
SAT11:40 pmSan Antonio
Oct 10
SAT7:35 pmSan Antonio
12h 25m
1 stop
EWR9:00 amNewark
$244
Find similar
Spirit Airlines
Oct 2
EWR10:05 amNewark
9h 07m
1 stop
SAT6:12 pmSan Antonio
Oct 7
SAT7:00 amSan Antonio
25h 58m
3 stops
EWR9:58 amNewark
$246
Find similar
Spirit Airlines
Oct 13
EWR10:05 amNewark
9h 25m
1 stop
SAT6:30 pmSan Antonio
Oct 13
SAT7:35 pmSan Antonio
12h 25m
1 stop
EWR9:00 amNewark
$247
Find similar

United Airlines flights from Newark Airport to San Antonio

Our best United Airlines deals on Newark Airport to San Antonio flight tickets
United Airlines
Oct 31
EWR7:55 amNewark
4h 25m
SAT11:20 amSan Antonio
Nov 2
SAT7:00 amSan Antonio
3h 40m
EWR11:40 amNewark
$259
Find similar
United Airlines
Oct 30
EWR6:00 amNewark
6h 06m
1 stop
SAT11:06 amSan Antonio
Nov 2
SAT7:00 amSan Antonio
3h 40m
EWR11:40 amNewark
$269
Find similar
United Airlines
Oct 11
EWR4:54 pmNewark
7h 07m
1 stop
SAT11:01 pmSan Antonio
Oct 18
SAT6:00 amSan Antonio
3h 40m
EWR10:40 amNewark
$274
Find similar

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 September 16, 2025.
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

Tue 10/7

5:15 am-11:40 pm

2 stops19h 25m

San Antonio

Fri 10/10

7:35 pm-9:00 am

1 stop12h 25m

$244

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Thu 10/2

10:05 am-6:12 pm

1 stop9h 07m

San Antonio

Tue 10/7

7:00 am-9:58 am

3 stops25h 58m

$246

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Mon 10/13

10:05 am-6:30 pm

1 stop9h 25m

San Antonio

Mon 10/13

7:35 pm-9:00 am

1 stop12h 25m

$247

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Thu 10/2

10:05 am-6:12 pm

1 stop9h 07m

San Antonio

Sun 10/5

9:33 pm-9:58 am

2 stops35h 25m

$248

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Tue 10/14

6:59 am-11:40 pm

1 stop17h 41m

San Antonio

Tue 10/21

7:00 am-9:00 pm

2 stops13h 00m

$250

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Fri 10/10

10:05 am-6:30 pm

1 stop9h 25m

San Antonio

Mon 10/13

7:35 pm-9:00 am

1 stop12h 25m

$251

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Fri 9/26

5:55 am-4:30 pm

1 stop11h 35m

San Antonio

Sun 9/28

7:17 pm-12:47 pm

2 stops16h 30m

$254

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Fri 10/31

7:55 am-11:20 am

Nonstop4h 25m

San Antonio

Sun 11/2

7:00 am-11:40 am

Nonstop3h 40m

$259

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Thu 10/30

6:00 am-11:06 am

1 stop6h 06m

San Antonio

Sun 11/2

7:00 am-11:40 am

Nonstop3h 40m

$269

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Sat 10/25

7:05 am-1:28 pm

1 stop7h 23m

San Antonio

Sat 11/1

5:15 pm-11:56 pm

1 stop5h 41m

$279

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 October, then book flights to San Antonio from Newark Airport during September instead. Flights to San Antonio in September, while not as cheap as those in October, still average around $312.

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 $403. 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 $533.

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 evening. momondo users have found flights departing from Newark Airport to San Antonio in the evening for as low as $223. 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 $444. 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 $386 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 $268 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 15% 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 September 2025, prices for Newark Airport to San Antonio flights are approximately 1% cheaper 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

$248

Fastest flight time

4h 00m

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 $248. The best round-trip flight deal from Newark Airport to San Antonio found on momondo in the last 72 hours is $323.
The fastest flight from Newark Airport to San Antonio takes 4h 00m
Direct flights go from Newark Airport to San Antonio every day.
There is 1 airport near San Antonio: 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 4h 03m 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
Spirit AirlinesPriceFrom $99Free CancellationRating
6.3
8,019 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $256Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $258Free CancellationRating
7.9
7,957 reviews
Search Delta flights
United AirlinesPriceFrom $267Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights

  • United Airlines Flights From Newark Airport to San Antonio

    United Airlines flight deals from Newark Airport to San Antonio start from $267 round-trip. Over the 6 United Airlines flights for this route in a normal week, average airfare is usually $455 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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