Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Las Vegas to Sydney from $410

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 4/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Las Vegas to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
6:15 am - 8:35 am
LAS
-
SYD
32h 20m1 stop
Air Canada Logo
9:20 am - 10:17 pm
SYD
-
LAS
29h 57m1 stop
$852Air Canada
Mon, Mar 23 - Mon, Apr 13
Multiple Airlines Logo
4:45 pm - 8:35 am
LAS
-
SYD
21h 50m1 stop
Multiple Airlines Logo
6:00 am - 3:58 pm
SYD
-
LAS
26h 58m2 stops
$865Multiple Airlines
Mon, Mar 23 - Mon, Apr 13
Multiple Airlines Logo
6:15 am - 8:35 am
LAS
-
SYD
32h 20m1 stop
Multiple Airlines Logo
6:00 am - 3:58 pm
SYD
-
LAS
26h 58m2 stops
$866Multiple Airlines
Mon, Mar 23 - Mon, Apr 13
Multiple Airlines Logo
6:15 am - 7:20 am
LAS
-
SYD
32h 05m1 stop
Multiple Airlines Logo
6:00 am - 3:58 pm
SYD
-
LAS
26h 58m2 stops
$867Multiple Airlines
Mon, Apr 6 - Mon, Apr 13
Multiple Airlines Logo
4:45 pm - 11:25 am
LAS
-
SYD
25h 40m2 stops
Multiple Airlines Logo
6:00 am - 3:58 pm
SYD
-
LAS
26h 58m2 stops
$880Multiple Airlines
Mon, Apr 6 - Mon, Apr 13
Multiple Airlines Logo
4:45 pm - 11:25 am
LAS
-
SYD
25h 40m2 stops
Multiple Airlines Logo
6:00 am - 3:58 pm
SYD
-
LAS
26h 58m2 stops
$881Multiple Airlines
Mon, Apr 6 - Mon, Apr 13
Multiple Airlines Logo
4:45 pm - 11:25 am
LAS
-
SYD
25h 40m2 stops
Multiple Airlines Logo
6:00 am - 3:58 pm
SYD
-
LAS
26h 58m2 stops
$882Multiple Airlines
Mon, Apr 6 - Mon, Apr 13
Multiple Airlines Logo
6:15 am - 12:40 pm
LAS
-
SYD
36h 25m2 stops
Multiple Airlines Logo
6:00 am - 3:58 pm
SYD
-
LAS
26h 58m2 stops
$886Multiple Airlines
Mon, Mar 23 - Mon, Apr 13
Multiple Airlines Logo
4:45 pm - 12:40 pm
LAS
-
SYD
25h 55m2 stops
Multiple Airlines Logo
6:00 am - 3:58 pm
SYD
-
LAS
26h 58m2 stops
$887Multiple Airlines
Mon, Mar 23 - Mon, Apr 13
Air Canada Logo
4:45 pm - 12:40 pm
LAS
-
SYD
25h 55m2 stops
Air Canada Logo
8:00 am - 10:27 pm
SYD
-
LAS
32h 27m2 stops
$888Air Canada
Tue, Mar 17 - Wed, Mar 25

Delta flights from Las Vegas to Sydney

Our best Delta deals on Las Vegas to Sydney flight tickets
Delta
Feb 23
LAS9:50 amLas Vegas Harry Reid Intl
27h 40m
1 stop
SYD8:30 amSydney Kingsford Smith
Mar 1
SYD10:40 amSydney Kingsford Smith
25h 50m
1 stop
LAS5:30 pmLas Vegas Harry Reid Intl
$925
Find similar
Delta
Jan 26
LAS9:40 amLas Vegas Harry Reid Intl
27h 50m
1 stop
SYD8:30 amSydney Kingsford Smith
Feb 2
SYD10:40 amSydney Kingsford Smith
24h 35m
2 stops
LAS4:15 pmLas Vegas Harry Reid Intl
$929
Find similar
Delta
Feb 23
LAS7:55 pmLas Vegas Harry Reid Intl
17h 35m
1 stop
SYD8:30 amSydney Kingsford Smith
Mar 1
SYD10:40 amSydney Kingsford Smith
31h 42m
2 stops
LAS11:22 pmLas Vegas Harry Reid Intl
$930
Find similar

American Airlines flights from Las Vegas to Sydney

Our best American Airlines deals on Las Vegas to Sydney flight tickets
American Airlines
Feb 7
LAS12:00 pmLas Vegas Harry Reid Intl
24h 25m
1 stop
SYD7:25 amSydney Kingsford Smith
Feb 14
SYD11:20 amSydney Kingsford Smith
22h 43m
2 stops
LAS3:03 pmLas Vegas Harry Reid Intl
$933
Find similar
American Airlines
Feb 2
LAS12:47 pmLas Vegas Harry Reid Intl
23h 38m
2 stops
SYD7:25 amSydney Kingsford Smith
Feb 10
SYD11:20 amSydney Kingsford Smith
23h 00m
2 stops
LAS3:20 pmLas Vegas Harry Reid Intl
$934
Find similar
American Airlines
Apr 9
LAS5:05 pmLas Vegas Harry Reid Intl
21h 25m
2 stops
SYD7:30 amSydney Kingsford Smith
Apr 18
SYD5:50 pmSydney Kingsford Smith
20h 42m
2 stops
LAS9:32 pmLas Vegas Harry Reid Intl
$935
Find similar

momondo Fare Finder

 
Customize 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, momondo users made 832,500 searches. Data last updated December 26, 2025.
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

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Mon 3/23

6:15 am-8:35 am

1 stop32h 20m

Sydney Kingsford Smith

Mon 4/13

9:20 am-10:17 pm

1 stop29h 57m

$852

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Mon 3/23

4:45 pm-8:35 am

1 stop21h 50m

Sydney Kingsford Smith

Mon 4/13

6:00 am-3:58 pm

2 stops26h 58m

$865

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Mon 3/23

6:15 am-8:35 am

1 stop32h 20m

Sydney Kingsford Smith

Mon 4/13

6:00 am-3:58 pm

2 stops26h 58m

$866

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Mon 4/6

6:15 am-7:20 am

1 stop32h 05m

Sydney Kingsford Smith

Mon 4/13

6:00 am-3:58 pm

2 stops26h 58m

$867

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Mon 4/6

4:45 pm-11:25 am

2 stops25h 40m

Sydney Kingsford Smith

Mon 4/13

6:00 am-3:58 pm

2 stops26h 58m

$880

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Mon 4/6

4:45 pm-11:25 am

2 stops25h 40m

Sydney Kingsford Smith

Mon 4/13

6:00 am-3:58 pm

2 stops26h 58m

$881

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Mon 4/6

4:45 pm-11:25 am

2 stops25h 40m

Sydney Kingsford Smith

Mon 4/13

6:00 am-3:58 pm

2 stops26h 58m

$882

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Mon 3/23

6:15 am-12:40 pm

2 stops36h 25m

Sydney Kingsford Smith

Mon 4/13

6:00 am-3:58 pm

2 stops26h 58m

$886

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Mon 3/23

4:45 pm-12:40 pm

2 stops25h 55m

Sydney Kingsford Smith

Mon 4/13

6:00 am-3:58 pm

2 stops26h 58m

$887

Las VegasSydney

LAS - SYD

LASSYD

Las Vegas Harry Reid Intl

Tue 3/17

4:45 pm-12:40 pm

2 stops25h 55m

Sydney Kingsford Smith

Wed 3/25

8:00 am-10:27 pm

2 stops32h 27m

$888

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 cheapest month to fly to Sydney?

In general, November 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 $955. If you are unable to visit Sydney during the month of November, then departing from Las Vegas during the month August is also very affordable. Most momondo users find prices during this month for around $981.

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 $1,120 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 $953 on momondo.

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

As of December 2025, prices for Las Vegas to Sydney flights are approximately 37% 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

Fastest flight time

18h 30m

Direct flights

None
The fastest flight from Las Vegas to Sydney takes 18h 30m
There are no direct flights from Las Vegas to Sydney. There are no popular flight routes from Las Vegas to Sydney.
Search flight deals

  • 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?

  • 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?

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 $727Free CancellationRating
7.5
953 reviews
Search Qantas Airways flights
Air CanadaPriceFrom $829Free CancellationRating
7.1
10,561 reviews
Search Air Canada flights
American AirlinesPriceFrom $904Free CancellationRating
7.2
11,064 reviews
Search American Airlines flights
United AirlinesPriceFrom $919Free CancellationRating
7.4
9,115 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $925Free CancellationRating
8.0
11,534 reviews
Search Alaska Airlines flights
DeltaPriceFrom $940Free CancellationRating
7.9
8,013 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
Katoomba
Wollongong
Randwick
Coogee
Manly
Penrith
Cronulla
Lithgow
Leura
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

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 1/25
Sun 2/1
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia