$575 Cheap Flights from Sydney (SYD) to Las Vegas (LAS)

View $575 flight on Sat, Feb 28, 2026Opens in a new window

Popular airlines from Sydney Airport (SYD) to Harry Reid Intl. Airport (LAS)

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Find available prices by choosing your travel dates.

Cheap Flights from Sydney to Las Vegas (SYD-LAS)

Prices were available within the past 7 days and start at $575 for one-way flights and $1,042 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Japan Airlines
Mon, Jun 2 - Mon, Jun 16
SYD
Sydney
LAS
Las Vegas
$1,042 Roundtrip, found 8 hours ago
$1,042
Roundtrip
found 8 hours ago
Select Japan Airlines flight, departing Mon, Jun 2 from Sydney to Las Vegas, returning Mon, Jun 16, priced at $1,042 found 8 hours ago
United
Thu, Jun 5 - Thu, Jun 26
SYD
Sydney
LAS
Las Vegas
$1,090 Roundtrip, found 8 hours ago
$1,090
Roundtrip
found 8 hours ago
Select United flight, departing Thu, Jun 5 from Sydney to Las Vegas, returning Thu, Jun 26, priced at $1,090 found 8 hours ago
United
Wed, Jun 11 - Fri, Jun 20
SYD
Sydney
LAS
Las Vegas
$1,091 Roundtrip, found 8 hours ago
$1,091
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Jun 11 from Sydney to Las Vegas, returning Fri, Jun 20, priced at $1,091 found 8 hours ago
Delta
Mon, Jun 23 - Sun, Jul 6
SYD
Sydney
LAS
Las Vegas
$1,099 Roundtrip, found 8 hours ago
$1,099
Roundtrip
found 8 hours ago
Select Delta flight, departing Mon, Jun 23 from Sydney to Las Vegas, returning Sun, Jul 6, priced at $1,099 found 8 hours ago
Delta
Wed, Jun 25 - Fri, Jul 4
SYD
Sydney
LAS
Las Vegas
$1,100 Roundtrip, found 8 hours ago
$1,100
Roundtrip
found 8 hours ago
Select Delta flight, departing Wed, Jun 25 from Sydney to Las Vegas, returning Fri, Jul 4, priced at $1,100 found 8 hours ago
Japan Airlines
Tue, May 27 - Tue, Jun 10
SYD
Sydney
LAS
Las Vegas
$1,102 Roundtrip, found 8 hours ago
$1,102
Roundtrip
found 8 hours ago
Select Japan Airlines flight, departing Tue, May 27 from Sydney to Las Vegas, returning Tue, Jun 10, priced at $1,102 found 8 hours ago
United
Fri, Jun 27 - Fri, Jul 11
SYD
Sydney
LAS
Las Vegas
$1,103 Roundtrip, found 8 hours ago
$1,103
Roundtrip
found 8 hours ago
Select United flight, departing Fri, Jun 27 from Sydney to Las Vegas, returning Fri, Jul 11, priced at $1,103 found 8 hours ago
Japan Airlines
Tue, Apr 29 - Tue, May 6
SYD
Sydney
LAS
Las Vegas
$1,105 Roundtrip, found 23 hours ago
$1,105
Roundtrip
found 23 hours ago
Select Japan Airlines flight, departing Tue, Apr 29 from Sydney to Las Vegas, returning Tue, May 6, priced at $1,105 found 23 hours ago
Air Canada
Mon, Oct 20 - Thu, Oct 30
SYD
Sydney
LAS
Las Vegas
$1,144 Roundtrip, found 6 days ago
$1,144
Roundtrip
found 6 days ago
Select Air Canada flight, departing Mon, Oct 20 from Sydney to Las Vegas, returning Thu, Oct 30, priced at $1,144 found 6 days ago
Alaska Airlines
Thu, Sep 4 - Fri, Sep 26
SYD
Sydney
LAS
Las Vegas
$1,238 Roundtrip, found 4 hours ago
$1,238
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Thu, Sep 4 from Sydney to Las Vegas, returning Fri, Sep 26, priced at $1,238 found 4 hours ago

Frequently asked questions

How much does a flight from Kingsford Smith Intl. Airport (SYD) to Harry Reid Intl. Airport (LAS) cost?
Discover the latest flight deals from SYD to LAS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SYD to LAS?
The cheapest flights from SYD to LAS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SYD to LAS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from SYD to LAS. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Kingsford Smith Intl. Airport (SYD) to Harry Reid Intl. Airport (LAS)?
You’ll have to hop on a flight with a layover when traveling from Kingsford Smith Intl. Airport (SYD) to Harry Reid Intl. Airport (LAS). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from SYD to LAS?
You’ll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kingsford Smith Intl. Airport (SYD) to Harry Reid Intl. Airport (LAS)?
To avoid possible delays on the Kingsford Smith Intl. Airport (SYD) to Harry Reid Intl. Airport (LAS) route, fly before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Kingsford Smith Intl. Airport (SYD) to Harry Reid Intl. Airport (LAS) last-minute?
Booking your flight from SYD to LAS shortly before your getaway is generally more expensive. But if you’re flexible with your departure times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a SYD to LAS flight and hotel package?
Booking a SYD to LAS flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our impressive range of hotels and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kingsford Smith Intl. Airport (SYD) to Harry Reid Intl. Airport (LAS)?
Typically, it’s possible to reschedule or cancel your SYD to LAS flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline’s policies in your itinerary to see what changes are allowed and whether any costs are involved. You’ll also find more information on our Customer Service portal.
*Available to One Key members.