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Cheap flights from Las Vegas to Sydney from $555

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 17/4. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — SYD
18 Mar — 25 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Las Vegas to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Las Vegas to Sydney
Explore the most affordable flight options available from Las Vegas to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 February 2026.

Wed 25/213:53
LAS
-
SYD
2 stops27h 42m
Multiple Airlines
Mon 2/314:00
SYD
-
LAS
2 stops22h 18m
Multiple Airlines
Deal found 15/2$1,173
Fri 6/307:00
LAS
-
SYD
1 stop31h 00m
Qantas Airways
Wed 11/317:50
SYD
-
LAS
2 stops35h 58m
Qantas Airways
Deal found 13/2$1,296
Wed 1/413:53
LAS
-
SYD
2 stops30h 17m
Multiple Airlines
Wed 8/413:15
SYD
-
LAS
2 stops20h 59m
Multiple Airlines
Deal found 15/2$1,373
Fri 6/313:53
LAS
-
SYD
2 stops27h 42m
Multiple Airlines
Wed 11/314:00
SYD
-
LAS
2 stops21h 18m
Multiple Airlines
Deal found 13/2$1,378
Fri 6/313:53
LAS
-
SYD
2 stops27h 42m
Multiple Airlines
Sun 15/314:00
SYD
-
LAS
2 stops21h 14m
Multiple Airlines
Deal found 12/2$1,379
Tue 3/313:53
LAS
-
SYD
2 stops27h 42m
Multiple Airlines
Tue 10/314:00
SYD
-
LAS
2 stops21h 18m
Multiple Airlines
Deal found 12/2$1,390
Tue 31/309:19
LAS
-
SYD
1 stop27h 06m
Qantas Airways
Tue 7/406:00
SYD
-
LAS
2 stops25h 14m
Qantas Airways
Deal found 14/2$1,402
Wed 25/213:53
LAS
-
SYD
2 stops27h 42m
Multiple Airlines
Sun 1/314:00
SYD
-
LAS
2 stops22h 18m
Multiple Airlines
Deal found 14/2$1,414
Thu 26/213:53
LAS
-
SYD
2 stops27h 42m
Multiple Airlines
Mon 2/314:00
SYD
-
LAS
2 stops22h 18m
Multiple Airlines
Deal found 14/2$1,420
Wed 12/817:41
LAS
-
SYD
2 stops23h 59m
Air New Zealand
Tue 25/811:55
SYD
-
LAS
2 stops22h 05m
Air New Zealand
Deal found 15/2$1,453
Sun 29/313:53
LAS
-
SYD
2 stops28h 57m
Multiple Airlines
Tue 14/413:15
SYD
-
LAS
2 stops20h 59m
Multiple Airlines
Deal found 12/2$1,457

Find flight deals from Las Vegas to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Sydney (SYD). 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 16 February 2026.

Round-trip from

$1,296

One-way from

$555

Popular in

December

Cheapest in

February

Average price

$1,485
Qantas Airways
  • Qantas Airways
  • 6/3-11/3
  • 3 total stops
  • 66h 58m total
  • Las Vegas to Sydney
Search Deals
17/4
  • 17/4
  • 2 total stops
  • 35h 50m total
  • Las Vegas to Sydney
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($110 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($44 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Las Vegas to Sydney 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 16 February 2026.
Use the filters below to find and compare flights from Las Vegas to Sydney that are best for you.

Fly from

Las Vegas

Fly to

Sydney

Route

Depart

Return

Price

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Mon 30/3

13:53-12:50

2 stops28h 57m

Sydney Kingsford Smith

Mon 6/4

06:00-17:14

2 stops28h 14m

$1,379

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Fri 6/3

13:53-12:35

2 stops27h 42m

Sydney Kingsford Smith

Sun 15/3

14:00-17:14

2 stops21h 14m

$1,379

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Wed 12/8

17:41-10:40

2 stops23h 59m

Sydney Kingsford Smith

Tue 25/8

11:55-17:00

2 stops22h 05m

$1,453

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Fri 13/3

13:53-12:35

2 stops28h 42m

Sydney Kingsford Smith

Fri 20/3

14:00-17:14

2 stops21h 14m

$1,464

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Mon 8/6

18:20-10:40

2 stops23h 20m

Sydney Kingsford Smith

Tue 7/7

09:55-20:41

2 stops27h 46m

$1,468

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Wed 13/5

15:38-08:45

2 stops24h 07m

Sydney Kingsford Smith

Sat 23/5

19:20-19:27

2 stops41h 07m

$1,479

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Wed 1/4

16:45-08:20

1 stop21h 35m

Sydney Kingsford Smith

Wed 8/4

09:20-15:58

1 stop23h 38m

$1,540

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Sun 15/3

07:47-08:45

2 stops30h 58m

Sydney Kingsford Smith

Sun 22/3

19:15-20:27

2 stops43h 12m

$1,546

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Tue 9/6

06:45-07:20

1 stop31h 35m

Sydney Kingsford Smith

Tue 30/6

09:20-17:01

1 stop24h 41m

$1,547

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Tue 17/3

13:53-12:35

2 stops28h 42m

$623

Flights are sorted by cheapest return flights first.

Deals found on 12/2

Showing 1-10 of 19 results
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Best time to book a flight from Las Vegas to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Las Vegas 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 Las Vegas to Sydney

How far ahead should I book a flight from Las Vegas to Sydney?

Use this chart to determine the optimal time to book a return flight from Las Vegas to Sydney. Price data was last updated on 13 February 2026.

The best time to book flights from Las Vegas to Sydney is 6 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Las Vegas to Sydney?

Currently, September is the cheapest month in which you can book a flight from Las Vegas to Sydney (average of $950). Flying from Las Vegas to Sydney in October is currently the most expensive (average of $1,380). 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.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated 16 February 2026.
Read reviews from past customers who have flown with United Airlines from Las Vegas to Sydney. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,299 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,299 reviews
United Airlines
7.4
Good
9,299 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to Sydney. 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 Las Vegas to Sydney?

    Air New Zealand can get you from Las Vegas to Sydney in just under 23h 59m. Your travel time can differ by up to . There are 12426 km between Las Vegas and Sydney.

  • What is the cheapest airline to fly from Las Vegas to Sydney round-trip?

    Flying on United Airlines is currently your cheapest option to Sydney, with prices starting at $1,299. United Airlines is currently priced 19% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Las Vegas to Sydney one-way?

    For one-way options, check prices for Qantas Airways. According to our data, you can fly for as low as $576. Users have also found prices from $595 and $722 on United Airlines and Hawaiian Airlines, respectively.

  • Can I find deals for flights from Las Vegas to Sydney that include hotel bookings?

    Yes. In addition to deals on Las Vegas to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Las Vegas to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to Sydney.

  • Can I find deals for business class flights from Las Vegas to Sydney?

    Yes. Cheapflights offers flight deals from Las Vegas to Sydney 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 Las Vegas to Sydney?

    Currently, September is the cheapest month in which you can book a flight from Las Vegas to Sydney (average of $950). Flying from Las Vegas to Sydney in October is currently the most expensive (average of $1,380). 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.

See more FAQs

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Penrith
Manly
Katoomba
Terrigal
Lithgow
Leura
Coogee
Cronulla
Randwick
Bondi Beach

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Las Vegas to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Reno to Sydney flights

Top airline flying from Las Vegas to Sydney

Discover the top airline that operate flights from Las Vegas to Sydney. 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 16 February 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,299Average$1,302FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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 Las Vegas to Sydney?

When you search for this flight from Las Vegas to Sydney, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Las Vegas to Sydney?

Cheapflights simply makes it quick and affordable to book flights from Las Vegas to Sydney by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Las Vegas to Sydney with no change fees?

Need flexible booking options for your flight to Sydney from Las Vegas? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Las Vegas to Sydney 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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