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$1,073+ 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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
— SAT
28 Mar — 4 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 26 February 2026.

Sat 11/409:15
SYD
-
SAT
1 stop20h 23m
Delta
Sat 18/408:00
SAT
-
SYD
2 stops31h 50m
Delta
Deal found 24/2$2,009
Fri 10/409:15
SYD
-
SAT
2 stops30h 23m
Delta
Fri 17/406:39
SAT
-
SYD
2 stops33h 11m
Delta
Deal found 23/2$2,018
Fri 22/509:10
SYD
-
SAT
1 stop29h 15m
American Airlines
Mon 25/519:08
SAT
-
SYD
1 stop20h 47m
American Airlines
Deal found 23/2$2,388
Fri 22/510:20
SYD
-
SAT
2 stops22h 24m
United Airlines
Mon 25/517:57
SAT
-
SYD
2 stops22h 03m
United Airlines
Deal found 23/2$2,579

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 26 February 2026.

Return from

$2,009

One-way from

$1,073

Popular in

December

Cheapest in

September
Delta
  • Delta
  • 11/4-18/4
  • 3 total stops
  • 52h 13m total
  • Sydney to San Antonio
Search Deals
American Airlines
  • American Airlines
  • 11/5
  • 1 total stop
  • 21h 19m 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 ($89 potential savings vs. average return price).
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 26 February 2026.
Use the filters below to find and compare flights to San Antonio that are best for you.

Fly from

Route

Depart

Return

Price

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 11/4

09:15-14:38

1 stop20h 23m

San Antonio

Sat 18/4

08:00-06:50

2 stops31h 50m

$2,009

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Fri 10/4

09:15-00:38

2 stops30h 23m

San Antonio

Fri 17/4

06:39-06:50

2 stops33h 11m

$2,018

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Fri 22/5

09:10-23:25

1 stop29h 15m

San Antonio

Mon 25/5

19:08-06:55

1 stop20h 47m

$2,393

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Fri 22/5

10:20-17:44

2 stops22h 24m

San Antonio

Mon 25/5

17:57-07:00

2 stops22h 03m

$2,579

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Fri 10/4

17:50-23:56

2 stops21h 06m

San Antonio

Fri 17/4

15:11-09:45

3 stops27h 34m

$3,323

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Fri 10/4

09:20-21:03

2 stops26h 43m

San Antonio

Fri 17/4

18:02-07:20

3 stops46h 18m

$3,544

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 16/3

13:15-00:16

2 stops27h 01m

$1,076

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Tue 12/5

10:20-20:35

3 stops49h 15m

$1,077

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Tue 12/5

09:15-20:46

2 stops26h 31m

$1,077

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 11/5

10:20-20:35

3 stops49h 15m

$1,077

Flights are sorted by cheapest return flights first.

Deals found on 25/2

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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 26 February 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
9,348 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Comfort

7.3

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
9,348 reviews
United Airlines
7.4
Good
9,348 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Comfort

7.3

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 $304, while return flights cost around $328.

  • 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 23 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

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

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