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$1,763+ 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 20/4. Fares are subject to change and may not be available on all flights or dates of travel.
— SAT
19 Jan — 26 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 20 December 2025.

Mon 20/409:55SYD - SAT
2 stops39h 46mAir New Zealand
Thu 7/514:14SAT - SYD
2 stops27h 31mAir New Zealand
Deal found 18/12$1,763
Mon 20/411:55SYD - SAT
2 stops24h 15mMultiple Airlines
Thu 7/519:34SAT - SYD
2 stops22h 11mMultiple Airlines
Deal found 18/12$1,816
Mon 20/409:15SYD - SAT
1 stop20h 27mDelta
Thu 7/508:00SAT - SYD
2 stops31h 35mDelta
Deal found 18/12$1,853
Mon 20/409:10SYD - SAT
1 stop20h 23mAmerican Airlines
Thu 7/517:15SAT - SYD
2 stops22h 50mAmerican Airlines
Deal found 17/12$2,121
Mon 20/410:20SYD - SAT
2 stops24h 27mUnited Airlines
Thu 7/518:02SAT - SYD
2 stops21h 58mUnited Airlines
Deal found 17/12$2,147
Thu 19/211:20SYD - SAT
2 stops22h 35mAir Canada
Mon 23/214:10SAT - SYD
2 stops26h 25mAir Canada
Deal found 17/12$2,322
Thu 5/217:45SYD - SAT
2 stops31h 37mAmerican Airlines
Mon 9/211:36SAT - SYD
1 stop26h 19mAmerican Airlines
Deal found 19/12$2,339
Thu 19/217:45SYD - SAT
2 stops37h 14mAmerican Airlines
Mon 23/216:45SAT - SYD
1 stop21h 10mAmerican Airlines
Deal found 18/12$2,339

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 20 December 2025.

Return from

$1,763

Popular in

December

Cheapest in

April

Average price

$2,516
Air New Zealand
  • Air New Zealand
  • 20/4-7/5
  • 4 total stops
  • 67h 17m total
  • Sydney to San Antonio
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($267 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($74 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 20 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 20/4

09:55-10:41

2 stops39h 46m

San Antonio

Thu 7/5

14:14-08:45

2 stops27h 31m

$1,763

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 20/4

11:55-21:10

2 stops24h 15m

San Antonio

Thu 7/5

19:34-08:45

2 stops22h 11m

$1,816

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 20/4

09:15-14:42

1 stop20h 27m

San Antonio

Thu 7/5

08:00-06:35

2 stops31h 35m

$1,853

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 20/4

09:10-14:33

1 stop20h 23m

San Antonio

Thu 7/5

17:15-07:05

2 stops22h 50m

$2,121

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 20/4

10:20-19:47

2 stops24h 27m

San Antonio

Thu 7/5

18:02-07:00

2 stops21h 58m

$2,147

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Thu 19/2

11:20-16:55

2 stops22h 35m

San Antonio

Mon 23/2

14:10-09:35

2 stops26h 25m

$2,322

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Thu 5/2

17:45-08:22

2 stops31h 37m

San Antonio

Mon 9/2

11:36-06:55

1 stop26h 19m

$2,339

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Thu 19/2

17:45-13:59

2 stops37h 14m

San Antonio

Mon 23/2

16:45-06:55

1 stop21h 10m

$2,339

Flights are sorted by cheapest return flights first.

Deals found on 18/12

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 20 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
948 reviews
Check prices

Entertainment

7.2

Comfort

7.5

Boarding

7.7

Overall

7.5

Food

7.0

Crew

8.1

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
948 reviews
Qantas Airways
7.5
Good
948 reviews
Check prices

Entertainment

7.2

Comfort

7.5

Boarding

7.7

Overall

7.5

Food

7.0

Crew

8.1

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
9,097 reviews
Qantas Airways
7.5
Good
948 reviews
Check prices

Entertainment

7.2

Comfort

7.5

Boarding

7.7

Overall

7.5

Food

7.0

Crew

8.1

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 (21 hours 18 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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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!

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