Cheap flights from San Antonio to Sydney from $911
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Sydney departing on 7/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from San Antonio to Sydney
Cheap round-trip flights
American Airlines flights from San Antonio to Sydney
Our best American Airlines deals on San Antonio to Sydney flight tickets
Fiji Airways flights from San Antonio to Sydney
Our best Fiji Airways deals on San Antonio to Sydney flight tickets
See travel insights to Sydney from
How to get the cheapest flight ticket from San Antonio to Sydney
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between San Antonio and Sydney?
What is the cheapest month to fly to Sydney?
In general, March is the cheapest month to fly from San Antonio to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,011. If you are unable to visit Sydney during the month of March, then departing from San Antonio during the month April is also very affordable. Most momondo users find prices during this month for around $1,011.
What is the cheapest day to depart on your flight to Sydney?
The cheapest day to depart from San Antonio to Sydney is on a Wednesday when prices can be found for as low as $1,301. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $1,517.
What is the cheapest time of day to depart on your flight to Sydney?
According to our data, the cheapest time of day to fly to Sydney is in the evening. momondo users have found flights departing from San Antonio to Sydney in the evening for as low as $1,101. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the afternoon, with an average ticket price of $1,393. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Sydney?
You are more likely to see cheaper flights to Sydney from San Antonio when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,309 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from San Antonio for as low as $1,116 on momondo.
What is the cheapest airline that flies from San Antonio to Sydney Kingsford Smith?
American Airlines is the most popular carrier operating from San Antonio to Sydney Kingsford Smith
What airlines fly to Sydney?
United Airlines, American Airlines and Qantas Airways are the top three most popular airlines that fly to Sydney from San Antonio according to our data. United Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 5 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.
When to book flights from San Antonio to Sydney
Cheap San Antonio to Sydney (SAT to SYD) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Antonio to Sydney
How far is San Antonio to Sydney Kingsford Smith by plane?
A flight from San Antonio to Sydney Kingsford Smith will travel around 8399.3 mi. Typically, this will take 19h 19m by plane in normal conditions.
When did momondo last update prices for flights from San Antonio Airport to Sydney Kingsford Smith Airport?
Prices for flights from San Antonio Airport to Sydney Kingsford Smith Airport were last updated today.
How many operators does momondo search for flights from San Antonio Airport to Sydney Kingsford Smith Airport?
As of June 2025, there are 4 operators available to choose from for flights from San Antonio Airport to Sydney Kingsford Smith Airport.
How old do you have to be to fly from San Antonio Airport to Sydney Kingsford Smith Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from San Antonio to Sydney?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Antonio to Sydney is United Airlines (40% of total bookings). The next most popular airlines are American Airlines (23%), Delta (21%), and Qantas Airways (16%).
Best airlines flying from San Antonio to Sydney
Compare and see reviews for airlines that fly from San Antonio to Sydney with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $867 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $896 | Free Cancellation | Rating 7.5 860 reviews | |||
| PriceFrom $926 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $1,048 | Free Cancellation | Rating 8.0 7,963 reviews |
Traveling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from San Antonio to Sydney?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Antonio to Sydney. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from San Antonio to Sydney with flexible booking policies on momondo?
Flights from San Antonio to Sydney with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from San Antonio to Sydney?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Antonio to Sydney.
I’m not ready to book a flight from San Antonio to Sydney right now. Can momondo alert me if prices change?
Price alerts on flights to Sydney from San Antonio are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.