$765+ 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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
— SAT
20 Aug — 27 Aug1
1 adult

Flights to San Antonio in 2025

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 15 August 2025.

Return from

$1,684

One-way from

$765

Popular in

January

Cheapest in

September

Average price

$1,800
American Airlines
  • American Airlines
  • 27/9-4/10
  • 3 total stops
  • 55h 41m total
  • Sydney to San Antonio
Delta
  • Delta
  • 14/10
  • 2 total stops
  • 26h 03m total
  • Sydney to San Antonio
Highest demand for flights based on searches. 23% potential increase in price ($990 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease ($162 potential savings vs. average return price).
Average for return flights in August 2025

Find flight deals to San Antonio

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 15 August 2025.

Sat 27/909:10SYD - SAT
2 stops22h 32mAmerican Airlines
Sat 4/1006:56SAT - SYD
1 stop33h 09mAmerican Airlines
Deal found 13/8$1,684
Mon 29/906:00SYD - SAT
3 stops28h 32mMultiple Airlines
Mon 6/1014:59SAT - SYD
2 stops29h 46mMultiple Airlines
Deal found 14/8$1,972
Mon 29/912:10SYD - SAT
1 stop18h 21mAmerican Airlines
Mon 6/1007:05SAT - SYD
1 stop33h 00mAmerican Airlines
Deal found 14/8$2,248
Mon 29/910:20SYD - SAT
1 stop21h 57mUnited Airlines
Mon 6/1011:45SAT - SYD
2 stops28h 15mUnited Airlines
Deal found 14/8$2,372
Sat 27/910:20SYD - SAT
2 stops21h 25mUnited Airlines
Sat 4/1007:30SAT - SYD
1 stop32h 25mUnited Airlines
Deal found 13/8$2,521
Sat 27/906:25SYD - SAT
3 stops27h 17mMultiple Airlines
Sat 4/1013:44SAT - SYD
2 stops25h 46mMultiple Airlines
Deal found 13/8$3,136
Sat 27/921:10SYD - SAT
2 stops39h 19mEmirates
Sat 4/1016:21SAT - SYD
2 stops38h 04mEmirates
Deal found 13/8$4,007

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 15 August 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

Sat 27/9

09:10-16:42

2 stops22h 32m

San Antonio

Sat 4/10

06:56-07:05

1 stop33h 09m

$1,684

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 29/9

06:00-19:32

3 stops28h 32m

San Antonio

Mon 6/10

14:59-12:45

2 stops29h 46m

$1,972

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 29/9

12:10-15:31

1 stop18h 21m

San Antonio

Mon 6/10

07:05-08:05

1 stop33h 00m

$2,248

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 29/9

10:20-17:17

1 stop21h 57m

San Antonio

Mon 6/10

11:45-08:00

2 stops28h 15m

$2,372

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 27/9

10:20-16:45

2 stops21h 25m

San Antonio

Sat 4/10

07:30-06:55

1 stop32h 25m

$2,521

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 27/9

06:25-18:42

3 stops27h 17m

San Antonio

Sat 4/10

13:44-07:30

2 stops25h 46m

$3,136

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 27/9

21:10-21:29

2 stops39h 19m

San Antonio

Sat 4/10

16:21-22:25

2 stops38h 04m

$4,007

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Tue 14/10

10:25-14:51

1 stop20h 26m

$765

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 23/8

09:10-23:00

1 stop28h 50m

$1,041

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 23/8

18:20-19:23

3 stops40h 03m

$1,377

Flights are sorted by cheapest return flights first.

Deals found on 13/8

Showing 1-10 of 11 results
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

How long is the flight to San Antonio?

On average, a flight from Sydney to San Antonio takes 28 hours 32 minutes. Flights to San Antonio from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

What are the cheapest airlines that fly to San Antonio?

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

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 41.0 - 95.0 mm per month. May is typically the wettest month, when rainfall can reach 95.0 mm. December is typically the driest time to visit San Antonio when rainfall is around 41.0 mm.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

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 15 August 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.

Overall

7.5

Entertainment

7.2

Comfort

7.4

Boarding

7.7

Crew

8.2

Food

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,July 2025

MEL - SYD

Flight cancelled 2hours before take off after checking in. Booked by airline on flight 6 hours later. No compensation or vouchers till we asked just before the flight took off.

Overall

7.5

Entertainment

7.2

Comfort

7.4

Boarding

7.7

Crew

8.2

Food

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,July 2025

MEL - SYD

Flight cancelled 2hours before take off after checking in. Booked by airline on flight 6 hours later. No compensation or vouchers till we asked just before the flight took off.

Overall

7.5

Entertainment

7.2

Comfort

7.4

Boarding

7.7

Crew

8.2

Food

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,July 2025

MEL - SYD

Flight cancelled 2hours before take off after checking in. Booked by airline on flight 6 hours later. No compensation or vouchers till we asked just before the flight took off.

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, Qantas Airways 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 (28 hours 32 minutes).

  • Which airport is closest to San Antonio River Walk?

    f being close to San Antonio River Walk is important to you, you’ll want to land at Austin Bergstrom Airport.

  • 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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