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Cheap flights from Las Vegas to Sydney from $531

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Las Vegas to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:30 am - 11:50 amLAS  Las Vegas Harry Reid Intl-SYD Sydney Kingsford Smith
36h 20m2 stops Los Angeles Nadi
Multiple Airlines Logo
1:15 pm - 11:28 pmSYD  Sydney Kingsford Smith-LAS Las Vegas Harry Reid Intl
27h 13m2 stops Nadi Los Angeles
$977Multiple Airlines
Mon, Sep 14 - Sun, Sep 27
Multiple Airlines Logo
4:37 pm - 10:05 pmLAS  Las Vegas Harry Reid Intl-SYD Sydney Kingsford Smith
34h 28m2 stops Los Angeles Nadi
Multiple Airlines Logo
2:00 pm - 11:16 pmSYD  Sydney Kingsford Smith-LAS Las Vegas Harry Reid Intl
28h 16m2 stops Nadi Los Angeles
$998Multiple Airlines
Sun, Nov 1 - Wed, Nov 11
Air Canada Logo
6:50 am - 7:20 amLAS  Las Vegas Harry Reid Intl-SYD Sydney Kingsford Smith
31h 30m1 stop Vancouver Intl
Air Canada Logo
9:20 am - 5:03 pmSYD  Sydney Kingsford Smith-LAS Las Vegas Harry Reid Intl
24h 43m1 stop Vancouver Intl
$1,034Air Canada
Mon, Aug 31 - Tue, Sep 15
Air Canada Logo
5:10 pm - 9:35 amLAS  Las Vegas Harry Reid Intl-SYD Sydney Kingsford Smith
21h 25m1 stop Vancouver Intl
Air Canada Logo
11:20 am - 9:40 pmSYD  Sydney Kingsford Smith-LAS Las Vegas Harry Reid Intl
29h 20m1 stop Vancouver Intl
$1,048Air Canada
Wed, Nov 4 - Wed, Nov 18
Qantas Airways Logo
8:20 pm - 6:35 amLAS  Las Vegas Harry Reid Intl-SYD Sydney Kingsford Smith
15h 15mnonstop
Qantas Airways Logo
9:00 pm - 3:55 pmSYD  Sydney Kingsford Smith-LAS Las Vegas Harry Reid Intl
13h 55mnonstop
$1,303Qantas Airways
Tue, Feb 9 - Sun, Feb 28
Qantas Airways Logo
8:20 pm - 6:35 amLAS  Las Vegas Harry Reid Intl-SYD Sydney Kingsford Smith
15h 15mnonstop
Qantas Airways Logo
9:00 pm - 3:55 pmSYD  Sydney Kingsford Smith-LAS Las Vegas Harry Reid Intl
13h 55mnonstop
$1,303Qantas Airways
Sun, Feb 7 - Sun, Feb 14
Delta Logo
10:51 am - 8:30 amLAS  Las Vegas Harry Reid Intl-SYD Sydney Kingsford Smith
26h 39m1 stop Los Angeles
Delta Logo
10:40 am - 8:46 amSYD  Sydney Kingsford Smith-LAS Las Vegas Harry Reid Intl
17h 06m1 stop Los Angeles
$1,328Delta
Wed, Nov 4 - Mon, Dec 7
Delta Logo
1:07 pm - 8:30 amLAS  Las Vegas Harry Reid Intl-SYD Sydney Kingsford Smith
24h 23m1 stop Los Angeles
Delta Logo
10:40 am - 5:01 pmSYD  Sydney Kingsford Smith-LAS Las Vegas Harry Reid Intl
25h 21m1 stop Los Angeles
$1,328Delta
Mon, Nov 2 - Wed, Dec 9
United Airlines Logo
3:20 pm - 6:20 amLAS  Las Vegas Harry Reid Intl-SYD Sydney Kingsford Smith
20h 00m1 stop San Francisco
United Airlines Logo
11:20 am - 9:22 amSYD  Sydney Kingsford Smith-LAS Las Vegas Harry Reid Intl
17h 02m1 stop Los Angeles
$1,328United Airlines
Mon, Feb 8 - Wed, Feb 17
United Airlines Logo
7:50 pm - 9:20 amLAS  Las Vegas Harry Reid Intl-SYD Sydney Kingsford Smith
18h 30m1 stop San Francisco
United Airlines Logo
11:50 am - 12:21 pmSYD  Sydney Kingsford Smith-LAS Las Vegas Harry Reid Intl
19h 31m1 stop San Francisco
$1,328United Airlines
Sun, Nov 1 - Mon, Dec 7

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Air Canada flights from Las Vegas to Sydney

Our best Air Canada deals on Las Vegas to Sydney flight tickets
Air Canada
Aug 31
LAS6:50 amLas Vegas Harry Reid Intl
31h 30m
1 stop
SYD7:20 amSydney Kingsford Smith
Sep 15
SYD9:20 amSydney Kingsford Smith
24h 43m
1 stop
LAS5:03 pmLas Vegas Harry Reid Intl
$1,034
Air Canada
Aug 30
LAS6:00 pmLas Vegas Harry Reid Intl
20h 20m
1 stop
SYD7:20 amSydney Kingsford Smith
Sep 15
SYD9:20 amSydney Kingsford Smith
24h 43m
1 stop
LAS5:03 pmLas Vegas Harry Reid Intl
$1,047
Air Canada
Nov 4
LAS5:10 pmLas Vegas Harry Reid Intl
21h 25m
1 stop
SYD9:35 amSydney Kingsford Smith
Nov 18
SYD11:20 amSydney Kingsford Smith
29h 20m
1 stop
LAS9:40 pmLas Vegas Harry Reid Intl
$1,048

Alaska Airlines flights from Las Vegas to Sydney

Our best Alaska Airlines deals on Las Vegas to Sydney flight tickets
Alaska Airlines
Sep 1
LAS1:55 amLas Vegas Harry Reid Intl
23h 55m
1 stop
SYD6:50 pmSydney Kingsford Smith
Sep 8
SYD8:45 pmSydney Kingsford Smith
18h 14m
1 stop
LAS9:59 pmLas Vegas Harry Reid Intl
$1,085
Alaska Airlines
Aug 30
LAS1:55 amLas Vegas Harry Reid Intl
23h 55m
1 stop
SYD6:50 pmSydney Kingsford Smith
Sep 6
SYD8:45 pmSydney Kingsford Smith
18h 14m
1 stop
LAS9:59 pmLas Vegas Harry Reid Intl
$1,096
Alaska Airlines
Feb 7
LAS1:55 amLas Vegas Harry Reid Intl
22h 50m
1 stop
SYD7:45 pmSydney Kingsford Smith
Feb 14
SYD9:40 pmSydney Kingsford Smith
21h 15m
1 stop
LAS11:55 pmLas Vegas Harry Reid Intl
$1,101

momondo Fare Finder

 
Use the filters below to find and compare flights from Las Vegas to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Las VegasSydney

LAS Las Vegas Harry Reid Intl - SYD Sydney Kingsford Smith

LASSYD

Las Vegas Harry Reid Intl

Mon 9/14

6:30 am-11:50 am

2 stops36h 20m

Sydney Kingsford Smith

Sun 9/27

1:15 pm-11:28 pm

2 stops27h 13m

$977

Las VegasSydney

LAS Las Vegas Harry Reid Intl - SYD Sydney Kingsford Smith

LASSYD

Las Vegas Harry Reid Intl

Sun 11/1

4:37 pm-10:05 pm

2 stops34h 28m

Sydney Kingsford Smith

Wed 11/11

2:00 pm-11:16 pm

2 stops28h 16m

$998

Las VegasSydney

LAS Las Vegas Harry Reid Intl - SYD Sydney Kingsford Smith

LASSYD

Las Vegas Harry Reid Intl

Mon 8/31

6:50 am-7:20 am

1 stop31h 30m

Sydney Kingsford Smith

Tue 9/15

9:20 am-5:03 pm

1 stop24h 43m

$1,034

Las VegasSydney

LAS Las Vegas Harry Reid Intl - SYD Sydney Kingsford Smith

LASSYD

Las Vegas Harry Reid Intl

Wed 11/4

5:10 pm-9:35 am

1 stop21h 25m

Sydney Kingsford Smith

Wed 11/18

11:20 am-9:40 pm

1 stop29h 20m

$1,048
Quickest round-trip

Las VegasSydney

LAS Las Vegas Harry Reid Intl - SYD Sydney Kingsford Smith

LASSYD

Las Vegas Harry Reid Intl

Tue 2/9

8:20 pm-6:35 am

Nonstop15h 15m

Sydney Kingsford Smith

Sun 2/28

9:00 pm-3:55 pm

Nonstop13h 55m

$1,303

Las VegasSydney

LAS Las Vegas Harry Reid Intl - SYD Sydney Kingsford Smith

LASSYD

Las Vegas Harry Reid Intl

Sun 2/7

8:20 pm-6:35 am

Nonstop15h 15m

Sydney Kingsford Smith

Sun 2/14

9:00 pm-3:55 pm

Nonstop13h 55m

$1,303

Las VegasSydney

LAS Las Vegas Harry Reid Intl - SYD Sydney Kingsford Smith

LASSYD

Las Vegas Harry Reid Intl

Wed 11/4

10:51 am-8:30 am

1 stop26h 39m

Sydney Kingsford Smith

Mon 12/7

10:40 am-8:46 am

1 stop17h 06m

$1,328

Las VegasSydney

LAS Las Vegas Harry Reid Intl - SYD Sydney Kingsford Smith

LASSYD

Las Vegas Harry Reid Intl

Mon 11/2

1:07 pm-8:30 am

1 stop24h 23m

Sydney Kingsford Smith

Wed 12/9

10:40 am-5:01 pm

1 stop25h 21m

$1,328

Las VegasSydney

LAS Las Vegas Harry Reid Intl - SYD Sydney Kingsford Smith

LASSYD

Las Vegas Harry Reid Intl

Mon 2/8

3:20 pm-6:20 am

1 stop20h 00m

Sydney Kingsford Smith

Wed 2/17

11:20 am-9:22 am

1 stop17h 02m

$1,328

Las VegasSydney

LAS Las Vegas Harry Reid Intl - SYD Sydney Kingsford Smith

LASSYD

Las Vegas Harry Reid Intl

Sun 11/1

7:50 pm-9:20 am

1 stop18h 30m

Sydney Kingsford Smith

Mon 12/7

11:50 am-12:21 pm

1 stop19h 31m

$1,328

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Las Vegas to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Las Vegas and Sydney?

Prices are currently low for flights on this route.

Typical prices usually range from $1,016 to $1,584.
The lowest price recently found on this route was $977.

What is the cheapest month to fly to Sydney?

In general, April is the cheapest month to fly from Las Vegas to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $997. If you are unable to visit Sydney during the month of April, then departing from Las Vegas during the month March is also very affordable. Most momondo users find prices during this month for around $1,097.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Las Vegas to Sydney is on a Tuesday when prices can be found for as low as $1,368. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around $1,883.

What is the cheapest Las Vegas Harry Reid Intl to Sydney Kingsford Smith flight route?

Fly from Las Vegas Harry Reid Intl to Sydney Kingsford Smith for the best Las Vegas Harry Reid Intl - Sydney Kingsford Smith flight prices

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

You are more likely to see cheaper flights to Sydney from Las Vegas when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,197 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Las Vegas for as low as $930 on momondo.

What cabin class options are available on Las Vegas to Sydney flights?

There are 2 cabin classes available to choose from on Las Vegas to Sydney flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Las Vegas to Sydney flights?

You could potentially save up to 3% on your flight if you consider stops on a Las Vegas to Sydney flight.

How have Las Vegas to Sydney flight prices changed over time?

As of August 2026, prices for Las Vegas to Sydney flights are approximately 11% cheaper when compared to flights at the same time last year.

When to book flights from Las Vegas to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Las Vegas to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Las Vegas to Sydney (LAS to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Las Vegas to Sydney

Best Price Found

$531

Fastest flight time

15h 15m

Direct flights

Mon, Wed and Sat

Airports in Sydney

1 airport
The best one-way flight to Sydney from Las Vegas in the past 72 hours is $531. The best round-trip flight deal from Las Vegas to Sydney found on momondo in the last 72 hours is $977.
The fastest flight from Las Vegas to Sydney takes 15h 15m
Direct flights go from Las Vegas to Sydney on Monday, Wednesday and Saturday. There are no airlines offering direct flights.
There is 1 airport in Sydney. From Las Vegas there are direct flights to Sydney Kingsford Smith (SYD).
Search flight deals

Frequently asked questions about flying from Las Vegas to Sydney

  • How far is Las Vegas Harry Reid Intl to Sydney Kingsford Smith by plane?

    A flight from Las Vegas Harry Reid Intl to Sydney Kingsford Smith will travel around 7720.9 mi. In terms of flight time, this usually takes a little over 15h 15m.

  • When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Las Vegas Harry Reid Intl Airport to Sydney Kingsford Smith Airport were last updated today.

  • How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Sydney Kingsford Smith Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Las Vegas to Sydney?

  • What is the most popular airline from Las Vegas to Sydney?

Best airlines flying from Las Vegas to Sydney

Compare and see reviews for airlines that fly from Las Vegas to Sydney with momondo
Airline
Rating
Free Cancellation
Price
Qantas AirwaysPriceFrom $730Free CancellationRating
7.5
1,084 reviews
Search Qantas Airways flights
Air CanadaPriceFrom $801Free CancellationRating
7.1
11,509 reviews
Search Air Canada flights
United AirlinesPriceFrom $924Free CancellationRating
7.4
10,105 reviews
Search United Airlines flights
American AirlinesPriceFrom $926Free CancellationRating
7.1
11,980 reviews
Search American Airlines flights
DeltaPriceFrom $972Free CancellationRating
7.8
8,511 reviews
Search Delta flights

Traveling to a place near Sydney?

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

Why use momondo?

Why should I use momondo to find a flight deal from Las Vegas to Sydney?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Las Vegas to Sydney. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Las Vegas to Sydney with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Sydney from Las Vegas with this policy.

How can momondo help me find flights from Las Vegas to Sydney?

Once you have performed a search for Las Vegas to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Las Vegas to Sydney right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Las Vegas to Sydney flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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