Find flights
Airlines
Travel Guide

$1,254+ 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 27/3. Fares are subject to change and may not be available on all flights or dates of travel.
— SAT
24 Jan — 31 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to San Antonio in 2025

Enter your travel dates to find the best prices.

Best flights to San Antonio
Discover carefully curated flight deals to San Antonio that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 December 2025.

Mon 19/110:40SYD - SAT
1 stop30h 03mDelta
Mon 26/116:40SAT - SYD
1 stop22h 50mDelta
Deal found 25/12$1,978
Fri 10/409:10SYD - SAT
1 stop28h 38mAmerican Airlines
Fri 17/415:15SAT - SYD
1 stop24h 50mAmerican Airlines
Deal found 23/12$2,178
Fri 10/410:20SYD - SAT
2 stops21h 37mUnited Airlines
Fri 17/414:14SAT - SYD
2 stops25h 46mUnited Airlines
Deal found 23/12$2,211
Fri 10/409:15SYD - SAT
1 stop29h 14mDelta
Fri 17/415:24SAT - SYD
1 stop24h 11mDelta
Deal found 24/12$2,121

Find flight deals to San Antonio

Find the latest flights to San Antonio in 2025, 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 25 December 2025.

Return from

$1,978

One-way from

$1,254

Popular in

December

Cheapest in

April

Average price

$2,480
Delta
  • Delta
  • 19/1-26/1
  • 4 total stops
  • 51h 40m total
  • Sydney to San Antonio
Search Deals
27/3
  • 27/3
  • 3 total stops
  • 42h 54m total
  • Sydney to San Antonio
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($264 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($73 potential savings vs. average return price).
Search Deals
Average for return flights in December 2025
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 25 December 2025.
Use the filters below to find and compare flights to San Antonio that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 19/1

10:40-23:43

1 stop30h 03m

San Antonio

Mon 26/1

16:40-08:30

1 stop22h 50m

$1,978

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Fri 10/4

09:15-23:29

1 stop29h 14m

San Antonio

Fri 17/4

15:24-06:35

1 stop24h 11m

$2,121

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Fri 10/4

09:10-22:48

1 stop28h 38m

San Antonio

Fri 17/4

15:15-07:05

1 stop24h 50m

$2,178

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Fri 10/4

10:20-16:57

2 stops21h 37m

San Antonio

Fri 17/4

14:14-07:00

2 stops25h 46m

$2,211

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Fri 27/3

14:00-16:54

3 stops42h 54m

$1,254

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Fri 10/4

09:15-00:38

2 stops30h 23m

$1,258

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Fri 27/3

09:40-00:38

2 stops30h 58m

$1,258

Flights are sorted by cheapest return flights first.

Deals found on 24/12

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 airlines flying from Sydney to San Antonio are United Airlines and Qantas Airways.

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 25 December 2025.
See what other customers who have flown with Qantas Airways and 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.
Qantas Airways
7.5
Good
953 reviews
Check prices

Food

7.0

Entertainment

7.2

Crew

8.2

Boarding

7.7

Overall

7.5

Comfort

7.5

Reviews

1 / 20
6.0
Good

Marco,Dec 2025

BOS - LAX

There was no WiFi or tv traveling from LAX to Sydney. Way too long of a flight to have nothing.
Qantas Airways
7.5
Good
953 reviews
Qantas Airways
7.5
Good
953 reviews
Check prices

Food

7.0

Entertainment

7.2

Crew

8.2

Boarding

7.7

Overall

7.5

Comfort

7.5

Reviews

1 / 20
6.0
Good

Marco,Dec 2025

BOS - LAX

There was no WiFi or tv traveling from LAX to Sydney. Way too long of a flight to have nothing.
United Airlines
7.4
Good
9,115 reviews
Qantas Airways
7.5
Good
953 reviews
Check prices

Food

7.0

Entertainment

7.2

Crew

8.2

Boarding

7.7

Overall

7.5

Comfort

7.5

Reviews

1 / 20
6.0
Good

Marco,Dec 2025

BOS - LAX

There was no WiFi or tv traveling from LAX to Sydney. Way too long of a flight to have nothing.

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.

  • 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 (22 hours 50 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
Prem Econ 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.