Find flights
Airlines
Travel Guide

$1,725+ Cheap flights to San Antonio

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
— SAT
15 Apr — 22 Apr1
1 adult
1 adult, Economy, 0 bags

Flights to San Antonio in 2026

Enter your travel dates to find the best prices.

Cheapest flights to San Antonio
Explore the most affordable flight options available to San Antonio. Find the lowest fares based on data from user searches, with prices last updated on 16 March 2026.

Wed 29/409:10
SYD
-
SAT
1 stop21h 14m
American Airlines
Wed 6/508:30
SAT
-
SYD
1 stop31h 35m
American Airlines
Deal found 15/3$1,848
Wed 29/409:15
SYD
-
SAT
2 stops23h 02m
Delta
Wed 6/510:42
SAT
-
SYD
2 stops29h 08m
Delta
Deal found 15/3$1,874
Thu 28/508:55
SYD
-
SAT
2 stops29h 29m
Japan Airlines
Mon 1/607:00
SAT
-
SYD
2 stops56h 20m
Japan Airlines
Deal found 14/3$2,384
Thu 28/509:10
SYD
-
SAT
2 stops41h 46m
American Airlines
Mon 1/620:20
SAT
-
SYD
1 stop19h 35m
American Airlines
Deal found 13/3$2,434
Wed 29/417:50
SYD
-
SAT
3 stops29h 33m
Multiple Airlines
Wed 6/516:28
SAT
-
SYD
2 stops24h 47m
Multiple Airlines
Deal found 15/3$2,507
Tue 28/410:20
SYD
-
SAT
1 stop19h 38m
United Airlines
Tue 5/518:02
SAT
-
SYD
2 stops21h 58m
United Airlines
Deal found 14/3$2,543

Find flight deals to San Antonio

Find the latest flights to San Antonio in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 16 March 2026.

Return from

$1,621

One-way from

$1,725

Popular in

December

Cheapest in

September

Average price

$1,605
Air New Zealand
  • Air New Zealand
  • 24/4-1/5
  • 4 total stops
  • 64h 20m total
  • Sydney to San Antonio
Search Deals
Qantas Airways
  • Qantas Airways
  • 12/4
  • 2 total stops
  • 43h 29m total
  • Sydney to San Antonio
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($341 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($90 potential savings vs. average return price).
Search Deals
Average for return flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to San Antonio that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 16 March 2026.
Use the filters below to find and compare flights to San Antonio that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Wed 29/4

09:10-15:24

1 stop21h 14m

San Antonio

Wed 6/5

08:30-07:05

1 stop31h 35m

$1,848

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Thu 28/5

08:55-23:24

2 stops29h 29m

San Antonio

Mon 1/6

07:00-06:20

2 stops56h 20m

$2,384

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Thu 28/5

09:10-23:24

1 stop29h 14m

San Antonio

Mon 1/6

09:31-06:55

1 stop30h 24m

$2,434
Cheapest one-way

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sun 12/4

19:00-23:29

2 stops43h 29m

$1,725

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 21/3

12:10-23:32

2 stops51h 22m

$1,794

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 21/3

21:40-09:06

3 stops27h 26m

$2,150
Fastest single journey

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 21/3

13:05-15:55

1 stop18h 50m

$2,231

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sun 12/4

17:30-08:23

3 stops29h 53m

$2,935

Flights are sorted by cheapest return flights first.

Deals found on 15/3

Sorted by cheapest first

Best time to book a flight to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio with our price prediction graph.
Estimated return 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 to San Antonio

What are the cheapest airlines that fly to San Antonio?

The cheapest airline flying from Sydney to San Antonio is United Airlines.

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 16 March 2026.
See what other customers who have flown with United Airlines to the United States have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,428 reviews
Check prices

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,428 reviews
United Airlines
7.4
Good
9,428 reviews
Check prices

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

FAQs about flying to San Antonio

  • What airport do you fly into for flights to San Antonio?

    Booking a flight to San Antonio (SAT) is your only option if you intend on flying to San Antonio. It is only a 12.2 km journey from San Antonio to San Antonio’s city centre.

  • Can I find cheaper flights to San Antonio if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to San Antonio on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to San Antonio?

    Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to San Antonio.

  • What is the cheapest airport to fly to in San Antonio?

    San Antonio is currently the cheapest airport to fly to in San Antonio. One-way flights to San Antonio typically cost $325, while return flights cost around $561.

  • Where does the fastest flight to San Antonio depart from?

    For those looking to save time traveling to San Antonio, Sydney Kingsford Smith offers the quickest one-way flight (20 hours 18 minutes).

  • Does San Antonio have car hire?

    Yes. Those touching down at San Antonio can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to San Antonio?

    Yes. San Antonio has hotels nearby for those requiring accommodations. Embassy Suites by Hilton San Antonio Airport is the closest property to San Antonio (0.0 km away from San Antonio).

See more FAQs

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.

Search flights to San Antonio by cabin class

Find flights to San Antonio, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Premium Economy Class
Economy class

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to San Antonio?

When you search for this flight to San Antonio, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

Why should you use Cheapflights to find cheap flight tickets to San Antonio?

Cheapflights helps you find that perfect flight to San Antonio by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights to San Antonio with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights to San Antonio flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights to San Antonio become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to San Antonio today and book when you’re ready!

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.