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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — AUS
17 Jan — 24 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 18 December 2025.
Sun 21/1221:40SYD - AUS
2 stops31h 52mMultiple Airlines
Sun 11/118:59AUS - SYD
2 stops31h 46mMultiple Airlines
Deal found 15/12$2,742
Sun 21/1211:20SYD - AUS
2 stops23h 45mUnited Airlines
Sun 11/117:58AUS - SYD
1 stop22h 17mUnited Airlines
Deal found 15/12$3,251
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 18 December 2025.
Sat 31/121:55SYD - AUS
2 stops36h 40mQantas Airways
Sat 7/217:44AUS - SYD
2 stops25h 36mQantas Airways
Deal found 17/12$1,729
Sat 31/111:20SYD - AUS
2 stops41h 59mAir Canada
Sat 7/213:05AUS - SYD
2 stops51h 30mAir Canada
Deal found 17/12$1,761
Mon 2/211:20SYD - AUS
2 stops24h 57mMultiple Airlines
Thu 5/211:30AUS - SYD
3 stops53h 05mMultiple Airlines
Deal found 16/12$2,062
Mon 2/211:20SYD - AUS
1 stop41h 59mAir Canada
Thu 5/211:30AUS - SYD
2 stops29h 05mAir Canada
Deal found 16/12$1,761
Thu 22/111:20SYD - AUS
2 stops41h 59mAir Canada
Fri 30/118:15AUS - SYD
2 stops46h 20mAir Canada
Deal found 16/12$1,799
Thu 22/106:05SYD - AUS
2 stops22h 37mQantas Airways
Fri 30/119:24AUS - SYD
1 stop42h 31mQantas Airways
Deal found 16/12$2,040
Sat 31/111:20SYD - AUS
3 stops51h 07mMultiple Airlines
Sat 7/214:30AUS - SYD
2 stops26h 05mMultiple Airlines
Deal found 17/12$2,092
Tue 13/111:20SYD - AUS
2 stops41h 59mMultiple Airlines
Tue 20/113:28AUS - SYD
2 stops27h 07mMultiple Airlines
Deal found 16/12$2,199
Last-minute flights from Sydney to Austin
Discover last-minute flight deals from Sydney to Austin. Data last updated 18 December 2025 and is based on user searches.
Thu 22/111:20SYD - AUS
2 stops41h 59mAir Canada
Fri 30/118:15AUS - SYD
2 stops46h 20mAir Canada
Deal found 16/12$1,799
Thu 22/106:05SYD - AUS
2 stops22h 37mQantas Airways
Fri 30/119:24AUS - SYD
1 stop42h 31mQantas Airways
Deal found 16/12$2,040
Thu 29/111:20SYD - AUS
2 stops41h 59mAir Canada
Thu 5/211:30AUS - SYD
2 stops29h 05mAir Canada
Deal found 14/12$1,640
Thu 29/106:20SYD - AUS
2 stops22h 22mMultiple Airlines
Thu 5/218:25AUS - SYD
1 stop20h 00mMultiple Airlines
Deal found 15/12$1,718
Thu 29/111:20SYD - AUS
1 stop23h 15mQantas Airways
Thu 5/218:25AUS - SYD
1 stop21h 35mQantas Airways
Deal found 14/12$2,052
Sat 31/121:55SYD - AUS
2 stops36h 40mQantas Airways
Sat 7/217:44AUS - SYD
2 stops25h 36mQantas Airways
Deal found 17/12$1,729
Sat 31/111:20SYD - AUS
2 stops41h 59mAir Canada
Sat 7/213:05AUS - SYD
2 stops51h 30mAir Canada
Deal found 17/12$1,761
Sat 31/111:20SYD - AUS
3 stops51h 07mMultiple Airlines
Sat 7/214:30AUS - SYD
2 stops26h 05mMultiple Airlines
Deal found 17/12$2,092
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 18 December 2025.
Sat 9/509:55SYD - AUS
2 stops24h 54mAir New Zealand
Deal found 15/12$1,085
Thu 25/1216:00SYD - AUS
2 stops43h 32mAir Canada
Deal found 16/12$1,134
Sat 9/509:45SYD - AUS
3 stops58h 29mMultiple Airlines
Deal found 15/12$1,168
Fri 26/1208:00SYD - AUS
2 stops32h 06mQantas Airways
Deal found 16/12$1,217
Sat 27/1216:00SYD - AUS
2 stops48h 59mAir Canada
Deal found 16/12$1,236
Mon 22/1208:00SYD - AUS
2 stops32h 06mQantas Airways
Deal found 16/12$1,259
Sat 9/517:50SYD - AUS
1 stop20h 03mQantas Airways
Deal found 15/12$1,265
Tue 23/1208:45SYD - AUS
3 stops56h 29mMultiple Airlines
Deal found 16/12$1,526
Mon 22/1207:25SYD - AUS
3 stops49h 53mMultiple Airlines
Deal found 16/12$1,528
Thu 25/1211:20SYD - AUS
1 stop21h 05mQantas Airways
Deal found 16/12$1,591
Sun 28/1207:00SYD - AUS
3 stops58h 14mMultiple Airlines
Deal found 16/12$1,593
Wed 24/1211:20SYD - AUS
1 stop24h 50mAmerican Airlines
Deal found 16/12$1,617
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 18 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 18 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
Sat 31/1
21:55-17:35
2 stops36h 40m
Austin Bergstrom
Sat 7/2
17:44-12:20
2 stops25h 36m
$1,729
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Sat 31/1
11:20-12:19
2 stops41h 59m
Austin Bergstrom
Sat 7/2
13:05-09:35
2 stops51h 30m
$1,761
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Mon 2/2
11:20-12:19
1 stop41h 59m
Austin Bergstrom
Thu 5/2
11:30-09:35
2 stops29h 05m
$1,761
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Thu 22/1
11:20-12:19
2 stops41h 59m
Austin Bergstrom
Fri 30/1
18:15-09:35
2 stops46h 20m
$1,799
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Thu 22/1
06:05-11:42
2 stops22h 37m
Austin Bergstrom
Fri 30/1
19:24-06:55
1 stop42h 31m
$2,040
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Mon 2/2
11:20-19:17
2 stops24h 57m
Austin Bergstrom
Thu 5/2
11:30-09:35
3 stops53h 05m
$2,062
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Sat 31/1
11:20-21:27
3 stops51h 07m
Austin Bergstrom
Sat 7/2
14:30-09:35
2 stops26h 05m
$2,092
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Tue 13/1
11:20-12:19
2 stops41h 59m
Austin Bergstrom
Tue 20/1
13:28-09:35
2 stops27h 07m
$2,199
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Mon 16/2
11:20-23:17
1 stop28h 57m
$1,153
SydneyAustin
SYD - AUS
SYDAUS
Sydney Kingsford Smith
Mon 16/2
12:15-23:59
3 stops52h 44m
$1,165
Flights are sorted by cheapest return flights first.
Deals found on 17/12
Showing 1-10 of 19 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 12 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 $846). Flying from Sydney to Austin in July is currently the most expensive (average of $1,675). 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 18 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 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 38% 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 $1,908.
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 29m.
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 18 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.
Overall good experience with united . I fly united most part so nothing out of obvious i guess
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 36h 40m. Fly via Qantas Airways or Air Canada to get the fastest option. Sydney and Austin are separated by a distance of 13630 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Sydney to Austin round-trip?
United Airlines, at $1,221, 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 $846). Flying from Sydney to Austin in July is currently the most expensive (average of $1,675). 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 18 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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