This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — AUS
22 Jan — 29 Jan1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to Austin Bergstrom are usually found in September or May, booked 68 days in advance, depart on a Saturday or Wednesday and return on a Friday
Cheap flight deals from Sydney to Austin
Enter your travel dates to find the best prices.
Cheapest flights from Sydney to Austin
Explore the most affordable flight options available from Sydney to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 December 2025.
Sun 21/1221:40SYD - AUS
2 stops31h 52mMultiple Airlines
Sun 11/118:59AUS - SYD
2 stops31h 46mMultiple Airlines
Deal found 21/12$3,074
Best flights from Sydney to Austin
Discover carefully curated flight deals from Sydney to Austin that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 December 2025.
Wed 4/211:20SYD - AUS
2 stops51h 07mMultiple Airlines
Wed 11/214:22AUS - SYD
2 stops26h 13mMultiple Airlines
Deal found 21/12$1,591
Wed 4/207:20SYD - AUS
2 stops23h 23mQantas Airways
Wed 11/218:25AUS - SYD
1 stop20h 00mQantas Airways
Deal found 21/12$1,796
Thu 5/211:20SYD - AUS
2 stops41h 59mAir Canada
Mon 9/211:30AUS - SYD
2 stops29h 05mAir Canada
Deal found 20/12$1,828
Thu 5/217:45SYD - AUS
2 stops31h 40mAmerican Airlines
Mon 9/217:53AUS - SYD
1 stop20h 02mAmerican Airlines
Deal found 20/12$2,331
Thu 5/206:20SYD - AUS
2 stops22h 22mMultiple Airlines
Thu 12/214:45AUS - SYD
1 stop23h 40mMultiple Airlines
Deal found 22/12$1,799
Thu 5/207:05SYD - AUS
2 stops23h 38mQantas Airways
Mon 9/215:21AUS - SYD
2 stops26h 34mQantas Airways
Deal found 22/12$1,897
Thu 5/207:20SYD - AUS
2 stops21h 22mQantas Airways
Thu 12/214:45AUS - SYD
2 stops26h 05mQantas Airways
Deal found 22/12$1,897
One-way flights from Sydney to Austin
Search for one-way flight options from Sydney to Austin. Find affordable one-way fares based on user searches. Data last updated 23 December 2025.
Thu 8/112:10SYD - AUS
1 stop21h 43mUnited Airlines
Deal found 22/12$1,783
Sun 4/119:15SYD - AUS
2 stops41h 40mAir New Zealand
Deal found 22/12$3,079
Sun 4/110:40SYD - AUS
1 stop18h 45mDelta
Deal found 22/12$3,422
Thu 8/107:05SYD - AUS
3 stops32h 51mAir Tahiti Nui
Deal found 20/12$3,472
Thu 8/108:00SYD - AUS
3 stops26h 14mMultiple Airlines
Deal found 22/12$4,569
Sun 4/107:25SYD - AUS
3 stops27h 17mMultiple Airlines
Deal found 21/12$5,480
Sun 4/116:20SYD - AUS
3 stops45h 37mBritish Airways
Deal found 20/12$24,648
Find flight deals from Sydney to Austin
Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Austin (AUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 23 December 2025.
Customise your flight search to find flights from Sydney to Austin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 23 December 2025.
Use the filters below to find and compare flights from Sydney to Austin that are best for you.
Fly from
Sydney
Fly to
Austin
Route
Depart
Return
Price
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Wed 4/2
11:20-21:27
2 stops51h 07m
Austin Bergstrom
Wed 11/2
14:22-09:35
2 stops26h 13m
$1,591
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Wed 4/2
07:20-13:43
2 stops23h 23m
Austin Bergstrom
Wed 11/2
18:25-07:25
1 stop20h 00m
$1,796
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Thu 5/2
06:20-11:42
2 stops22h 22m
Austin Bergstrom
Thu 12/2
14:45-07:25
1 stop23h 40m
$1,799
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Thu 5/2
11:20-12:19
2 stops41h 59m
Austin Bergstrom
Mon 9/2
11:30-09:35
2 stops29h 05m
$1,828
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Thu 5/2
07:05-13:43
2 stops23h 38m
Austin Bergstrom
Mon 9/2
15:21-10:55
2 stops26h 34m
$1,897
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Thu 5/2
07:20-11:42
2 stops21h 22m
Austin Bergstrom
Thu 12/2
14:45-09:50
2 stops26h 05m
$1,897
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Thu 5/2
17:45-08:25
2 stops31h 40m
Austin Bergstrom
Mon 9/2
17:53-06:55
1 stop20h 02m
$2,331
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Thu 8/1
12:10-16:53
1 stop21h 43m
$1,783
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Sun 4/1
19:15-18:05
2 stops39h 50m
$3,079
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Sun 4/1
10:40-12:25
1 stop18h 45m
$3,422
Flights are sorted by cheapest return flights first.
Deals found on 22/12
Showing 1-10 of 12 results
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Best time to book a flight from Sydney to Austin
Have a flexible travel schedule? Discover the best time to fly to Austin from Sydney 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 from Sydney to Austin
Prices
Delays
More
How far ahead should I book a flight from Sydney to Austin?
Use this chart to determine the optimal time to book a return flight from Sydney to Austin. Price data was last updated on 19 December 2025.
To ensure you get the cheapest price possible for a flight from Sydney to Austin, you should look to book at least 68 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Sydney to Austin?
Currently, May is the cheapest month in which you can book a flight from Sydney to Austin (average of $843). Flying from Sydney to Austin in July is currently the most expensive (average of $1,668). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SYD to AUS?
Find hourly flight availability from Sydney to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 December 2025.
It’s typically best to fly out from Sydney to Austin in the morning. Doing so could potentially save you 31% on the flight price compared to flying in the afternoon, which is usually more expensive.
What is the cheapest day to fly from Sydney to Austin?
Use this chart to determine the cheapest time to fly return from Sydney to Austin. Price data was last updated on 30 March 2025.
Travellers seeking maximum savings on their Sydney to Austin flight should consider departing on Friday at midday when fares are most often at their lowest. Thursday at midday flights should be avoided if possible as fares are typically the most expensive at this time.
How much does it cost for a return flight from Sydney to Austin?
How often are flights from Sydney to Austin delayed?
About 19% of weekly flights between Sydney and Austin have experienced delays in the past year, with the average delay time being 92 minutes.
What is the most punctual flight time for Sydney to Austin flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Sydney to Austin flights?
Over the past year, Qantas Airways have had the lowest number of delays on this route, with just 16% of flights being delayed.
What’s the top stopover airport for flights from Sydney to Austin?
Share of one-stop return flights from Sydney to Austin chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Los Angeles (LAX) – chosen by Cheapflights users on 40% of one-stop itineraries from Sydney to Austin on Cheapflights.
What’s the cheapest stopover airport for flights from Sydney to Austin?
Average return fare for one-stop flights from Sydney to Austin, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Dallas (DFW) is the most affordable one-stop option, with an average return flight price of $1,900.
What’s the fastest stopover option from Sydney to Austin?
Shortest average travel time for one-stop one-way flights from Sydney to Austin, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Houston (IAH) have the shortest average one-way travel time for one-stop routes: 18h 33m.
Which airport typically offers the quickest stopover for flights from Sydney to Austin?
Average stopover duration for one-stop one-way flights from Sydney to Austin, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Houston (IAH) offer the fastest connection on this route, with an average stopover time of 1h 29m.
Reviews of airlines servicing Austin
Get insights into the airlines that provide service to Austin. 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 Austin. Reviews last updated 23 December 2025.
Get a feel of what it's like to fly with Air New Zealand, Virgin Australia, andQantas Airways from Sydney to Austin by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Related info for your journey
Find useful and relevant information for your journey from Sydney to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How long is the flight from Sydney to Austin?
There are many flights that can get you from Sydney to Austin in 23h 23m. Fly via Qantas Airways to get the fastest option. Sydney and Austin are separated by a distance of 13630 km.
What are the cheapest airlines flying from Sydney to Austin round-trip?
United Airlines, at $1,216, was found to be the cheapest airline from Sydney to Austin.Alternate airlines to your destination round-trip include Air Canada and Qantas Airways. United Airlines is priced at 32% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for business class flights from Sydney to Austin?
Yes. Cheapflights offers flight deals from Sydney to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Sydney to Austin?
Currently, May is the cheapest month in which you can book a flight from Sydney to Austin (average of $843). Flying from Sydney to Austin in July is currently the most expensive (average of $1,668). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Discover the top 5 airlines that operate flights from Sydney to Austin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 23 December 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Sydney to Austin?
Cheapflights helps you search for flights from Sydney to Austin via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Sydney to Austin?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sydney to Austin.
Can Cheapflights find flights from Sydney to Austin with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to Austin flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Sydney to Austin become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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