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$1,243+ 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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
— SAT
21 Apr — 28 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 22 March 2026.

Wed 6/517:50
SYD
-
SAT
1 stop20h 19m
Qantas Airways
Wed 13/517:45
SAT
-
SYD
1 stop22h 10m
Qantas Airways
Deal found 21/3$1,547
Tue 4/809:10
SYD
-
SAT
2 stops23h 53m
American Airlines
Sat 8/819:09
SAT
-
SYD
2 stops44h 56m
American Airlines
Deal found 19/3$1,591
Thu 28/509:10
SYD
-
SAT
1 stop20h 24m
American Airlines
Mon 1/619:04
SAT
-
SYD
2 stops45h 01m
American Airlines
Deal found 17/3$1,601
Wed 6/509:10
SYD
-
SAT
1 stop21h 14m
American Airlines
Wed 13/515:54
SAT
-
SYD
1 stop24h 11m
American Airlines
Deal found 21/3$1,604
Mon 4/509:10
SYD
-
SAT
1 stop21h 19m
American Airlines
Mon 11/515:59
SAT
-
SYD
1 stop24h 06m
American Airlines
Deal found 19/3$1,613
Mon 4/510:20
SYD
-
SAT
2 stops22h 25m
United Airlines
Mon 11/515:20
SAT
-
SYD
1 stop24h 35m
United Airlines
Deal found 19/3$1,617
Thu 28/509:30
SYD
-
SAT
2 stops29h 29m
United Airlines
Mon 1/619:35
SAT
-
SYD
2 stops44h 20m
United Airlines
Deal found 18/3$1,624
Thu 8/1010:10
SYD
-
SAT
1 stop20h 30m
American Airlines
Thu 22/1015:11
SAT
-
SYD
1 stop24h 54m
American Airlines
Deal found 21/3$1,680
Thu 28/509:20
SYD
-
SAT
2 stops26h 34m
Air Canada
Mon 1/606:44
SAT
-
SYD
3 stops33h 36m
Air Canada
Deal found 18/3$2,053

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 22 March 2026.

Return from

$1,547

One-way from

$1,843

Popular in

December

Cheapest in

September

Average price

$1,596
Qantas Airways
  • Qantas Airways
  • 6/5-13/5
  • 2 total stops
  • 42h 29m total
  • Sydney to San Antonio
Search Deals
United Airlines
  • United Airlines
  • 27/3
  • 2 total stops
  • 27h 22m total
  • Sydney to San Antonio
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($340 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
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 22 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 6/5

17:50-23:09

1 stop20h 19m

San Antonio

Wed 13/5

17:45-06:55

1 stop22h 10m

$1,547

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Tue 4/8

09:10-14:38

1 stop20h 28m

San Antonio

Sat 8/8

19:09-07:05

2 stops44h 56m

$1,591

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Thu 28/5

09:10-14:34

1 stop20h 24m

San Antonio

Mon 1/6

19:04-07:05

2 stops45h 01m

$1,601

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Wed 6/5

09:10-15:24

1 stop21h 14m

San Antonio

Wed 13/5

15:54-07:05

1 stop24h 11m

$1,604

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 4/5

09:10-15:29

1 stop21h 19m

San Antonio

Mon 11/5

15:59-07:05

1 stop24h 06m

$1,613

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 4/5

10:20-17:45

2 stops22h 25m

San Antonio

Mon 11/5

15:20-06:55

1 stop24h 35m

$1,617

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Thu 28/5

10:20-00:29

1 stop29h 09m

San Antonio

Mon 1/6

19:35-06:55

2 stops44h 20m

$1,624

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Thu 28/5

09:20-20:54

2 stops26h 34m

San Antonio

Mon 1/6

06:44-07:20

3 stops33h 36m

$2,053

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Wed 6/5

09:20-21:20

2 stops27h 00m

San Antonio

Wed 13/5

17:34-07:20

3 stops46h 46m

$2,078
Cheapest one-way

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Thu 11/6

17:50-23:57

2 stops21h 07m

$1,248

Flights are sorted by cheapest return flights first.

Deals found on 22/3

Showing 1-10 of 20 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 22 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
9,455 reviews
Check prices

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

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
9,455 reviews
United Airlines
7.4
Good
9,455 reviews
Check prices

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

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 $323, while return flights cost around $558.

  • 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 (21 hours 9 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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