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Cheap flights from Las Vegas to Australia from $643

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — SYD
11 May — 18 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Las Vegas to Australia

Enter your travel dates to find the best prices.

Cheapest flights from Las Vegas to Australia
Explore the most affordable flight options available from Las Vegas to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 April 2026.

Tue 2/618:00
LAS
-
BNE
1 stop20h 05m
Air Canada
Tue 9/610:15
BNE
-
LAS
1 stop30h 48m
Air Canada
Deal found 8/4$1,403
Sat 1/818:02
LAS
-
MEL
2 stops24h 58m
Multiple Airlines
Tue 25/813:25
MEL
-
LAS
2 stops25h 10m
Multiple Airlines
Deal found 11/4$1,422
Thu 15/1018:00
LAS
-
SYD
1 stop20h 20m
Air Canada
Sun 1/1111:20
SYD
-
LAS
1 stop23h 39m
Air Canada
Deal found 6/4$1,427
Fri 22/518:00
LAS
-
MEL
2 stops24h 20m
Multiple Airlines
Fri 29/506:00
MEL
-
LAS
2 stops27h 58m
Multiple Airlines
Deal found 7/4$1,441
Sun 6/906:50
LAS
-
SYD
1 stop31h 30m
Air Canada
Mon 21/909:20
SYD
-
LAS
1 stop24h 38m
Air Canada
Deal found 7/4$1,441
Tue 26/506:45
LAS
-
MEL
2 stops35h 20m
Multiple Airlines
Tue 2/620:50
MEL
-
LAS
2 stops37h 08m
Multiple Airlines
Deal found 11/4$1,454
Thu 15/1006:50
LAS
-
SYD
1 stop31h 30m
Multiple Airlines
Sun 1/1106:20
SYD
-
LAS
2 stops28h 39m
Multiple Airlines
Deal found 6/4$1,455
Sun 6/918:00
LAS
-
SYD
2 stops24h 25m
Multiple Airlines
Tue 22/909:20
SYD
-
LAS
1 stop31h 23m
Multiple Airlines
Deal found 7/4$1,462
Mon 8/606:45
LAS
-
SYD
1 stop31h 35m
Air Canada
Tue 7/707:00
SYD
-
LAS
2 stops27h 01m
Air Canada
Deal found 8/4$1,463
Wed 25/1116:50
LAS
-
MEL
2 stops36h 25m
Multiple Airlines
Wed 27/121:00
MEL
-
LAS
2 stops37h 59m
Multiple Airlines
Deal found 7/4$1,466
Wed 3/618:00
LAS
-
SYD
2 stops23h 40m
Air Canada
Wed 17/609:20
SYD
-
LAS
1 stop24h 38m
Air Canada
Deal found 6/4$1,471
Fri 24/718:00
LAS
-
SYD
2 stops23h 55m
Multiple Airlines
Tue 11/809:20
SYD
-
LAS
1 stop31h 46m
Multiple Airlines
Deal found 6/4$1,482

Find flight deals from Las Vegas to Australia

Keep the following information in mind while searching for Las Vegas to Australia flight deals. Data was last updated 11 April 2026.

Round-trip from

$1,403

One-way from

$643

Popular in

December

Cheapest in

February

Average price

$1,478
Air Canada
  • Air Canada
  • 2/6-9/6
  • 2 total stops
  • 50h 53m total
  • Las Vegas to Australia
Search Deals
4/5
  • 4/5
  • 2 total stops
  • 26h 58m total
  • Las Vegas to Australia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($171 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($38 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Las Vegas to Australia 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 11 April 2026.
Use the filters below to find and compare flights from Las Vegas to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Las VegasBrisbane

LAS - BNE

LASBNE

Las Vegas Harry Reid Intl

Tue 2/6

06:45-07:05

1 stop31h 20m

Brisbane

Tue 9/6

10:15-00:03

1 stop30h 48m

$1,403

Las VegasMelbourne

LAS - AVV

LASAVV

Las Vegas Harry Reid Intl

Sat 27/6

18:00-14:20

2 stops27h 20m

Melbourne Avalon

Mon 13/7

20:55-17:01

2 stops37h 06m

$1,574

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Tue 9/6

11:30-06:55

1 stop26h 25m

Sydney Kingsford Smith

Wed 24/6

10:20-10:28

1 stop17h 08m

$1,594

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Tue 9/6

20:31-07:00

1 stop17h 29m

Sydney Kingsford Smith

Tue 30/6

10:20-13:50

1 stop20h 30m

$1,596

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Tue 21/7

17:13-06:55

1 stop20h 42m

Sydney Kingsford Smith

Tue 11/8

10:20-10:05

1 stop16h 45m

$1,596

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Mon 27/4

10:25-06:50

2 stops27h 25m

Sydney Kingsford Smith

Mon 4/5

09:15-23:37

2 stops31h 22m

$1,599

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Tue 21/7

13:29-06:50

2 stops24h 21m

Sydney Kingsford Smith

Tue 11/8

09:15-19:12

1 stop26h 57m

$1,599

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Sun 7/6

05:30-07:00

2 stops32h 30m

Sydney Kingsford Smith

Sun 21/6

10:20-10:24

1 stop17h 04m

$1,599

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Tue 12/5

01:55-18:50

1 stop23h 55m

Sydney Kingsford Smith

Sun 17/5

20:45-23:53

1 stop20h 08m

$1,632
Fastest return journey

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Fri 24/7

19:44-07:05

1 stop18h 21m

Sydney Kingsford Smith

Tue 11/8

17:50-18:43

1 stop17h 53m

$1,685

Flights are sorted by cheapest return flights first.

Deals found on 7/4

Showing 1-10 of 59 resultsSorted by cheapest first
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Best time to book a flight from Las Vegas to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia 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 Australia

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

Currently, October is the cheapest month in which you can book a flight from Las Vegas to Australia (average of $830). Flying from Las Vegas to Australia in November is currently the most expensive (average of $1,230). 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 Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated 11 April 2026.
Check out reviews from past customers who have flown with United Airlines from Las Vegas to Australia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,569 reviews
Check prices

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

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
9,569 reviews
United Airlines
7.4
Good
9,569 reviews
Check prices

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

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 Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Las Vegas to Australia?

    If you book a flight to Australia from Las Vegas, you will be flying from Harry Reid Intl, which is the city’s only airport. Las Vegas Harry Reid Intl (LAS) is located 10.0 km from the centre of Las Vegas.

  • How long is the flight from Las Vegas to Australia?

    There are many flights that can get you from Las Vegas to Australia in 26h 25m. Fly via Air Canada, United Airlines, or Delta to get the fastest option. There are 12426 km between Las Vegas and Australia. Both multi-stop and direct flights can be found to your destination and back.

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

    The cheapest airline one-way is Qantas Airways, with whom users have recently found tickets for as low as $576. However, be on the lookout for offers from United Airlines and Hawaiian Airlines, as they are both options that can get you from Las Vegas to Australia for a low price.

  • What are the most popular routes from Las Vegas to Australia?

    When deciding which route to take from Las Vegas to Australia, consider Las Vegas Harry Reid Intl - Melbourne, Las Vegas Harry Reid Intl - Sydney Kingsford Smith or Las Vegas Harry Reid Intl - Melbourne Avalon, as they are the most popular.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Las Vegas to Australia (average of $830). Flying from Las Vegas to Australia in November is currently the most expensive (average of $1,230). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Las Vegas to Australia

See prices for flight routes from nearby airports that may be better suited for you.
Las Vegas to Melbourne flights
Las Vegas to Sydney flights
Las Vegas to Avalon flights
Reno to Sydney flights
Las Vegas to Brisbane flights
Las Vegas to Perth flights
Las Vegas to Canberra flights

Top airline flying from Las Vegas to Australia

Discover the top airline that operate flights from Las Vegas to Australia. 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 11 April 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$640Average$1,607FlexibilityNo 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 Australia?

Cheapflights helps you search for flights from Las Vegas to Australia 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 Las Vegas to Australia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Las Vegas to Australia for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Las Vegas to Australia with no change fees.

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