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$2,054+ Cheap flights to San Antonio

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
— SAT
10 May — 17 May1
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 10 April 2026.

Wed 20/509:15
SYD
-
SAT
1 stop29h 33m
Delta
Wed 27/516:47
SAT
-
SYD
1 stop23h 03m
Delta
Deal found 5/4$2,054
Thu 21/509:15
SYD
-
SAT
1 stop20h 55m
Delta
Thu 28/506:35
SAT
-
SYD
2 stops33h 15m
Delta
Deal found 6/4$2,122
Mon 17/809:55
SYD
-
SAT
2 stops27h 07m
Air New Zealand
Mon 14/911:50
SAT
-
SYD
2 stops29h 55m
Air New Zealand
Deal found 8/4$2,126
Sat 25/409:10
SYD
-
SAT
1 stop21h 19m
American Airlines
Sat 16/518:26
SAT
-
SYD
2 stops45h 39m
American Airlines
Deal found 9/4$2,142
Sun 24/509:15
SYD
-
SAT
2 stops27h 13m
Delta
Sun 31/505:25
SAT
-
SYD
2 stops34h 25m
Delta
Deal found 9/4$2,167
Sat 23/509:10
SYD
-
SAT
1 stop20h 24m
American Airlines
Sat 30/515:05
SAT
-
SYD
1 stop25h 00m
American Airlines
Deal found 8/4$2,181
Mon 17/809:55
SYD
-
SAT
2 stops27h 07m
Multiple Airlines
Mon 14/913:45
SAT
-
SYD
3 stops29h 55m
Multiple Airlines
Deal found 8/4$2,264
Mon 17/812:00
SYD
-
SAT
1 stop20h 45m
Qantas Airways
Mon 14/920:26
SAT
-
SYD
1 stop19h 29m
Qantas Airways
Deal found 8/4$2,336
Mon 17/809:10
SYD
-
SAT
1 stop28h 21m
American Airlines
Mon 14/917:30
SAT
-
SYD
2 stops22h 35m
American Airlines
Deal found 8/4$2,353
Thu 18/609:15
SYD
-
SAT
1 stop29h 37m
Delta
Sun 12/716:44
SAT
-
SYD
1 stop23h 06m
Delta
Deal found 8/4$2,410

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 10 April 2026.

Return from

$2,054

One-way from

$4,870

Popular in

March

Cheapest in

September

Average price

$1,354
Delta
  • Delta
  • 20/5-27/5
  • 4 total stops
  • 55h 27m total
  • Sydney to San Antonio
Search Deals
13/6
  • 13/6
  • 3 total stops
  • 51h 24m total
  • Sydney to San Antonio
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($417 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($136 potential savings vs. average return price).
Search Deals
Average for return flights in April 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 10 April 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

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Wed 20/5

09:15-23:48

1 stop29h 33m

San Antonio

Wed 27/5

16:47-06:50

1 stop23h 03m

$2,054

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sun 24/5

09:15-21:28

2 stops27h 13m

San Antonio

Sun 31/5

05:25-06:50

2 stops34h 25m

$2,167

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Thu 18/6

09:15-23:52

1 stop29h 37m

San Antonio

Sun 12/7

16:44-06:50

1 stop23h 06m

$2,410

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Fri 25/9

09:15-23:18

1 stop29h 03m

San Antonio

Thu 8/10

06:30-07:50

1 stop33h 20m

$2,541

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Wed 27/5

08:55-23:24

2 stops53h 29m

San Antonio

Sun 31/5

07:00-06:20

2 stops56h 20m

$2,584

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 25/4

06:25-15:29

2 stops24h 04m

San Antonio

Sat 16/5

15:11-10:30

3 stops28h 19m

$2,773
Fastest return journey

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Wed 27/5

10:20-20:54

2 stops25h 34m

San Antonio

Sun 31/5

18:01-07:00

2 stops21h 59m

$2,835
Cheapest one-way

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 13/6

20:45-14:34

2 stops32h 49m

$5,392

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 13/6

17:50-23:24

3 stops44h 34m

$8,943
Fastest single journey

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 13/6

10:20-00:29

1 stop29h 09m

$8,968

Flights are sorted by cheapest return flights first.

Deals found on 8/4

Showing 1-10 of 11 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 airlines flying from Sydney to San Antonio are American Airlines and 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 10 April 2026.
See what other customers who have flown with United Airlines and American 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
9,554 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

Boarding

7.7

Crew

8.1

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
9,554 reviews
United Airlines
7.4
Good
9,554 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

Boarding

7.7

Crew

8.1

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
American Airlines
7.1
Good
11,559 reviews
United Airlines
7.4
Good
9,554 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

Boarding

7.7

Crew

8.1

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, American 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 (20 hours 37 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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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!

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