What is the cheapest airline that flies from Las Vegas Harry Reid Intl to Sydney Kingsford Smith?

United Airlines, Air Canada, and Qantas Airways are the most popular carriers operating from Las Vegas Harry Reid Intl to Sydney Kingsford Smith

What airlines fly to Sydney?

United Airlines, Delta and Air Canada are the top three most popular airlines that fly to Sydney from Las Vegas according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 6 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Las Vegas to Sydney?

Flights via San Francisco (SFO) offer the lowest average round-trip price of $1,111.

Which layover airport has the shortest travel time from Las Vegas to Sydney?

Flights connecting via San Francisco (SFO) have the shortest average one-way travel time: 18h 20m.

Which airport is the most popular layover for flights between Las Vegas and Sydney?

Los Angeles (LAX) was the most common stop: 56% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Las Vegas to Sydney?

San Francisco (SFO) has the shortest average layover time for this route: 1h 27m.

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?

As of October 2025, there are 6 operators available to choose from 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.

$350 Cheap Flights from Las Vegas to Sydney in 2025/26

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4:45 pm - 7:20 amLAS-SYD

21h 35m1 stop

9:20 am - 11:51 pmSYD-LAS

31h 31m1 stop

$782Air Canada

Find Deal

mar., abr. 7 - dom., may. 31

4:45 pm - 11:25 amLAS-SYD

25h 40m2 stops

9:20 am - 4:05 pmSYD-LAS

23h 45m1 stop

$795Multiple Airlines

Find Deal

mar., abr. 7 - dom., may. 31

4:45 pm - 4:40 pmLAS-SYD

28h 55m2 stops

11:20 am - 3:59 pmSYD-LAS

23h 39m1 stop

$800Air Canada

Find Deal

mar., feb. 3 - mié., feb. 18

4:45 pm - 2:40 pmLAS-SYD

26h 55m2 stops

11:20 am - 12:04 amSYD-LAS

31h 44m1 stop

$801Air Canada

Find Deal

mar., feb. 3 - mar., feb. 24

12:00 pm - 9:00 amLAS-SYD

26h 00m1 stop

11:20 am - 10:38 amSYD-LAS

18h 18m1 stop

$929Qantas Airways

Find Deal

dom., feb. 1 - mar., feb. 17

7:05 am - 6:10 amLAS-SYD

28h 05m1 stop

9:00 pm - 10:55 amSYD-LAS

32h 55m2 stops

$939Qantas Airways

Find Deal

mar., ene. 27 - vie., feb. 6

11:29 am - 7:25 amLAS-SYD

25h 56m1 stop

5:45 pm - 6:15 pmSYD-LAS

17h 30m1 stop

$947American Airlines

Find Deal

lun., mar. 23 - lun., abr. 13

7:35 pm - 9:00 amLAS-SYD

19h 25m1 stop

5:45 pm - 9:32 pmSYD-LAS

20h 47m2 stops

$951American Airlines

Find Deal

lun., mar. 23 - lun., abr. 13

1:35 pm - 9:05 amLAS-SYD

25h 30m1 stop

9:30 am - 9:22 amSYD-LAS

16h 52m1 stop

$963United Airlines

Find Deal

lun., mar. 23 - lun., abr. 13

2:54 pm - 6:55 amLAS-SYD

23h 01m2 stops

9:30 am - 4:00 pmSYD-LAS

23h 30m2 stops

$968United Airlines

Find Deal

lun., abr. 6 - lun., jun. 1

Air Canada flights from Las Vegas to Sydney

Our best Air Canada deals on Las Vegas to Sydney flight tickets

Air Canada

Apr 7

LAS4:45 pmLas Vegas Harry Reid Intl

21h 35m

1 stop

SYD7:20 amSydney Kingsford Smith

May 31

SYD9:20 amSydney Kingsford Smith

31h 31m

1 stop

LAS11:51 pmLas Vegas Harry Reid Intl

$782

Find similar

Air Canada

Feb 3

LAS4:45 pmLas Vegas Harry Reid Intl

28h 55m

2 stops

SYD4:40 pmSydney Kingsford Smith

Feb 18

SYD11:20 amSydney Kingsford Smith

23h 39m

1 stop

LAS3:59 pmLas Vegas Harry Reid Intl

$800

Find similar

Air Canada

Feb 3

LAS4:45 pmLas Vegas Harry Reid Intl

26h 55m

2 stops

SYD2:40 pmSydney Kingsford Smith

Feb 24

SYD11:20 amSydney Kingsford Smith

31h 44m

1 stop

LAS12:04 amLas Vegas Harry Reid Intl

$801

Find similar

Qantas Airways flights from Las Vegas to Sydney

Our best Qantas Airways deals on Las Vegas to Sydney flight tickets

Qantas Airways

Feb 1

LAS12:00 pmLas Vegas Harry Reid Intl

26h 00m

1 stop

SYD9:00 amSydney Kingsford Smith

Feb 17

SYD11:20 amSydney Kingsford Smith

18h 18m

1 stop

LAS10:38 amLas Vegas Harry Reid Intl

$929

Find similar

Qantas Airways

Jan 27

LAS7:05 amLas Vegas Harry Reid Intl

28h 05m

1 stop

SYD6:10 amSydney Kingsford Smith

Feb 6

SYD9:00 pmSydney Kingsford Smith

32h 55m

2 stops

LAS10:55 amLas Vegas Harry Reid Intl

$939

Find similar

Qantas Airways

Apr 9

LAS2:37 pmLas Vegas Harry Reid Intl

23h 28m

1 stop

SYD7:05 amSydney Kingsford Smith

Apr 19

SYD9:10 amSydney Kingsford Smith

18h 25m

1 stop

LAS10:35 amLas Vegas Harry Reid Intl

$975

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

mar. 4/7

4:45 pm-7:20 am

1 stop21h 35m

Sydney Kingsford Smith

dom. 5/31

9:20 am-11:51 pm

1 stop31h 31m

$782

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

mar. 4/7

4:45 pm-11:25 am

2 stops25h 40m

Sydney Kingsford Smith

dom. 5/31

9:20 am-4:05 pm

1 stop23h 45m

$795

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

mar. 2/3

4:45 pm-4:40 pm

2 stops28h 55m

Sydney Kingsford Smith

mié. 2/18

11:20 am-3:59 pm

1 stop23h 39m

$800

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

mar. 2/3

4:45 pm-2:40 pm

2 stops26h 55m

Sydney Kingsford Smith

mar. 2/24

11:20 am-12:04 am

1 stop31h 44m

$801

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

dom. 2/1

12:00 pm-9:00 am

1 stop26h 00m

Sydney Kingsford Smith

mar. 2/17

11:20 am-10:38 am

1 stop18h 18m

$929

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

mar. 1/27

7:05 am-6:10 am

1 stop28h 05m

Sydney Kingsford Smith

vie. 2/6

9:00 pm-10:55 am

2 stops32h 55m

$939

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

lun. 3/23

11:29 am-7:25 am

1 stop25h 56m

Sydney Kingsford Smith

lun. 4/13

5:45 pm-6:15 pm

1 stop17h 30m

$947

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

lun. 3/23

7:35 pm-9:00 am

1 stop19h 25m

Sydney Kingsford Smith

lun. 4/13

5:45 pm-9:32 pm

2 stops20h 47m

$951

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

lun. 3/23

1:35 pm-9:05 am

1 stop25h 30m

Sydney Kingsford Smith

lun. 4/13

9:30 am-9:22 am

1 stop16h 52m

$963

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

lun. 4/6

2:54 pm-6:55 am

2 stops23h 01m

Sydney Kingsford Smith

lun. 6/1

9:30 am-4:00 pm

2 stops23h 30m

$968

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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

Prices

Airlines

Layovers

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

What is the cheapest month to fly to Sydney?

In general, August 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 $1,012. If you are unable to visit Sydney during the month of August, then departing from Las Vegas during the month September is also very affordable. Most momondo users find prices during this month for around $1,031.

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 Wednesday when prices can be found for as low as $1,157. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around $1,264.

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

According to our data, the cheapest time of day to fly to Sydney is in the afternoon. momondo users have found flights departing from Las Vegas to Sydney in the afternoon for as low as $1,138. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the morning, with an average ticket price of $1,246. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight 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 $1,138 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 $971 on momondo.

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

As of October 2025, prices for Las Vegas to Sydney flights are approximately 24% 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

Direct flights	None

There are no direct flights from Las Vegas to Sydney. There are no popular flight routes from Las Vegas to Sydney.

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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 18h 30m.
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?
As of October 2025, there are 6 operators available to choose from 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 airline from Las Vegas to Sydney?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Las Vegas to Sydney is United Airlines (41% of total bookings). The next most popular airlines are Delta (18%), Air Canada (12%), and American Airlines (12%).

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
Air Canada	PriceFrom $839	Free Cancellation	Rating 7.1 10,383 reviews	Search Air Canada flights
American Airlines	PriceFrom $904	Free Cancellation	Rating 7.2 11,034 reviews	Search American Airlines flights
United Airlines	PriceFrom $920	Free Cancellation	Rating 7.4 8,999 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $925	Free Cancellation	Rating 8.0 11,219 reviews	Search Alaska Airlines flights
Delta	PriceFrom $940	Free Cancellation	Rating 7.9 7,998 reviews	Search Delta flights
Qantas Airways	PriceFrom $990	Free Cancellation	Rating 7.5 925 reviews	Search Qantas Airways flights

Parramatta

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Katoomba

Wollongong

Randwick

Coogee

Cronulla

Manly

Penrith

Leura

Lithgow

Charlestown

Terrigal

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.

An easier way to manage your Sydney trip

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Airports servicing New South Wales

Popular cities in Australia

Flights to Melbournefrom $831

Flights to Brisbanefrom $731

Flights to Perthfrom $950

Flights to Adelaidefrom $803

Flights to Cairnsfrom $904

Flights to Coolangattafrom $986

Flights to Hobartfrom $1,002

Flights to Canberrafrom $975

Flights to Darwinfrom $1,438

Flights to Maroochydorefrom $1,007

Flights to Launceston, Tasmaniafrom $1,015

Flights to Ballinafrom $1,440

Fly to other destinations from Las Vegas

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Flights from Las Vegas Harry Reid Intl to Ontario

Flights from Las Vegas Harry Reid Intl to Reno

Cheap flights from Las Vegas to Sydney from $350

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Sydney departing on 11/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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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?

What is the cheapest month to fly to Sydney?

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 Wednesday when prices can be found for as low as $1,157. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around $1,264.

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

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

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

As of October 2025, prices for Las Vegas to Sydney flights are approximately 24% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Las Vegas Harry Reid Intl to Sydney Kingsford Smith?

United Airlines, Air Canada, and Qantas Airways are the most popular carriers operating from Las Vegas Harry Reid Intl to Sydney Kingsford Smith

What airlines fly to Sydney?

Which airport is the most popular layover for flights between Las Vegas and Sydney?

Los Angeles (LAX) was the most common stop: 56% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Las Vegas to Sydney?

Flights via San Francisco (SFO) offer the lowest average round-trip price of $1,111.

Which layover airport has the shortest travel time from Las Vegas to Sydney?

Flights connecting via San Francisco (SFO) have the shortest average one-way travel time: 18h 20m.

Which layover airport has the shortest connection time from Las Vegas to Sydney?

San Francisco (SFO) has the shortest average layover time for this route: 1h 27m.

When to book flights from Las Vegas to Sydney

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

Direct flights

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

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

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?

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

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

Traveling to a place near Sydney?

Why use momondo?

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

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

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

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

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Airports servicing New South Wales