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Cheap flights from New York LaGuardia Airport to Sydney from $578

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to Sydney departing on 12/3. 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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Find the cheapest flights from New York LaGuardia Airport to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
12:29 pm - 7:00 amLGA-SYD
26h 31m1 stop
Lufthansa Logo
11:50 am - 4:24 pmSYD-LGA
20h 34m1 stop
$1,027Lufthansa
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Sun, Nov 9 - Sun, Nov 23
United Airlines Logo
3:41 pm - 7:00 amLGA-SYD
23h 19m1 stop
United Airlines Logo
11:50 am - 4:28 pmSYD-LGA
20h 38m1 stop
$1,039United Airlines
Find Deal
Fri, Jan 30 - Sun, Feb 8
United Airlines Logo
7:45 am - 7:00 amLGA-SYD
31h 15m1 stop
United Airlines Logo
11:50 am - 4:28 pmSYD-LGA
20h 38m1 stop
$1,049United Airlines
Find Deal
Sun, Dec 7 - Thu, Jan 15
United Airlines Logo
1:15 pm - 7:00 amLGA-SYD
25h 45m2 stops
United Airlines Logo
11:50 am - 4:24 pmSYD-LGA
20h 34m1 stop
$1,061United Airlines
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Fri, Nov 7 - Tue, Nov 11
Air Canada Logo
1:05 pm - 9:35 amLGA-SYD
28h 30m3 stops
Air Canada Logo
11:20 am - 9:33 pmSYD-LGA
26h 13m2 stops
$1,063Air Canada
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Tue, Nov 25 - Tue, Dec 2
Delta Logo
2:59 pm - 8:30 amLGA-SYD
25h 31m2 stops
Delta Logo
10:40 am - 7:48 pmSYD-LGA
25h 08m2 stops
$1,066Delta
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Sat, Nov 15 - Wed, Dec 10
Air Canada Logo
6:45 pm - 9:35 amLGA-SYD
46h 50m1 stop
Air Canada Logo
11:20 am - 10:33 pmSYD-LGA
27h 13m1 stop
$1,093Air Canada
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Thu, Jan 29 - Sat, Feb 7
Delta Logo
1:00 pm - 8:30 amLGA-SYD
27h 30m2 stops
Delta Logo
10:40 am - 8:42 pmSYD-LGA
26h 02m2 stops
$1,116Delta
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Sat, Nov 15 - Fri, Nov 28
Multiple Airlines Logo
7:57 pm - 7:25 amLGA-SYD
43h 28m3 stops
Multiple Airlines Logo
2:00 pm - 3:31 pmSYD-LGA
41h 31m3 stops
$1,244Multiple Airlines
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Tue, Jan 27 - Wed, Feb 4
American Airlines Logo
4:00 pm - 9:00 amLGA-SYD
25h 00m2 stops
American Airlines Logo
11:20 am - 9:53 pmSYD-LGA
26h 33m2 stops
$1,248American Airlines
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Sun, Dec 7 - Tue, Jan 6

United Airlines flights from New York LaGuardia Airport to Sydney

Our best United Airlines deals on New York LaGuardia Airport to Sydney flight tickets
United Airlines
Jan 30
LGA3:41 pmNew York LaGuardia
23h 19m
1 stop
SYD7:00 amSydney Kingsford Smith
Feb 8
SYD11:50 amSydney Kingsford Smith
20h 38m
1 stop
LGA4:28 pmNew York LaGuardia
$1,039
Find similar
United Airlines
Dec 7
LGA7:45 amNew York LaGuardia
31h 15m
1 stop
SYD7:00 amSydney Kingsford Smith
Jan 15
SYD11:50 amSydney Kingsford Smith
20h 38m
1 stop
LGA4:28 pmNew York LaGuardia
$1,049
Find similar
United Airlines
Nov 7
LGA1:15 pmNew York LaGuardia
25h 45m
2 stops
SYD7:00 amSydney Kingsford Smith
Nov 11
SYD11:50 amSydney Kingsford Smith
20h 34m
1 stop
LGA4:24 pmNew York LaGuardia
$1,061
Find similar

Air Canada flights from New York LaGuardia Airport to Sydney

Our best Air Canada deals on New York LaGuardia Airport to Sydney flight tickets
Air Canada
Nov 25
LGA1:05 pmNew York LaGuardia
28h 30m
3 stops
SYD9:35 amSydney Kingsford Smith
Dec 2
SYD11:20 amSydney Kingsford Smith
26h 13m
2 stops
LGA9:33 pmNew York LaGuardia
$1,063
Find similar
Air Canada
Jan 29
LGA6:45 pmNew York LaGuardia
46h 50m
1 stop
SYD9:35 amSydney Kingsford Smith
Feb 7
SYD11:20 amSydney Kingsford Smith
27h 13m
1 stop
LGA10:33 pmNew York LaGuardia
$1,093
Find similar
Air Canada
Nov 19
LGA3:20 pmNew York LaGuardia
26h 15m
2 stops
SYD9:35 amSydney Kingsford Smith
Dec 3
SYD11:20 amSydney Kingsford Smith
26h 13m
2 stops
LGA9:33 pmNew York LaGuardia
$1,136
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momondo Fare Finder

 
Customize your flight search to find flights from New York LaGuardia Airport 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 November 3, 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sun 11/9

12:29 pm-7:00 am

1 stop26h 31m

Sydney Kingsford Smith

Sun 11/23

11:50 am-4:24 pm

1 stop20h 34m

$1,027

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Fri 1/30

3:41 pm-7:00 am

1 stop23h 19m

Sydney Kingsford Smith

Sun 2/8

11:50 am-4:28 pm

1 stop20h 38m

$1,039

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sun 12/7

7:45 am-7:00 am

1 stop31h 15m

Sydney Kingsford Smith

Thu 1/15

11:50 am-4:28 pm

1 stop20h 38m

$1,049

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Fri 11/7

1:15 pm-7:00 am

2 stops25h 45m

Sydney Kingsford Smith

Tue 11/11

11:50 am-4:24 pm

1 stop20h 34m

$1,061

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Tue 11/25

1:05 pm-9:35 am

3 stops28h 30m

Sydney Kingsford Smith

Tue 12/2

11:20 am-9:33 pm

2 stops26h 13m

$1,063

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sat 11/15

2:59 pm-8:30 am

2 stops25h 31m

Sydney Kingsford Smith

Wed 12/10

10:40 am-7:48 pm

2 stops25h 08m

$1,066

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Thu 1/29

6:45 pm-9:35 am

1 stop46h 50m

Sydney Kingsford Smith

Sat 2/7

11:20 am-10:33 pm

1 stop27h 13m

$1,093

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sat 11/15

1:00 pm-8:30 am

2 stops27h 30m

Sydney Kingsford Smith

Fri 11/28

10:40 am-8:42 pm

2 stops26h 02m

$1,116

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Tue 1/27

7:57 pm-7:25 am

3 stops43h 28m

Sydney Kingsford Smith

Wed 2/4

2:00 pm-3:31 pm

3 stops41h 31m

$1,244

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sun 12/7

4:00 pm-9:00 am

2 stops25h 00m

Sydney Kingsford Smith

Tue 1/6

11:20 am-9:53 pm

2 stops26h 33m

$1,248

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from New York LaGuardia Airport 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 day to depart on your flight to Sydney?

The cheapest day to depart from New York LaGuardia Airport to Sydney is on a Sunday when prices can be found for as low as $1,696. The most expensive day to fly to Sydney is Thursday, with ticket prices averaging around $2,765.

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 at noon. momondo users have found flights departing from New York LaGuardia Airport to Sydney at noon for as low as $1,479. 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 afternoon, with an average ticket price of $2,143. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on New York LaGuardia Airport to Sydney flights?

You could potentially save up to 37% on your flight if you consider stops on a New York LaGuardia Airport to Sydney flight.

When to book flights from New York LaGuardia Airport to Sydney

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

Cheap New York LaGuardia Airport to Sydney (LGA to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York LaGuardia Airport to Sydney

Direct flights

None
There are no direct flights from New York LaGuardia Airport to Sydney. There are no popular flight routes from New York LaGuardia Airport to Sydney.
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  • How far is New York LaGuardia to Sydney Kingsford Smith by plane?

    The distance between New York LaGuardia and Sydney Kingsford Smith is about 9935.6 mi. By plane, this route typically takes 23h 19m.

  • When did momondo last update prices for flights from New York LaGuardia Airport to Sydney Kingsford Smith Airport?

    Prices for flights from New York LaGuardia Airport to Sydney Kingsford Smith Airport refresh daily.

  • How many operators does momondo search for flights from New York LaGuardia Airport to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from New York LaGuardia Airport to Sydney Kingsford Smith Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from New York LaGuardia 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 New York LaGuardia Airport to Sydney?

Best airlines flying from New York LaGuardia Airport to Sydney

Compare and see reviews for airlines that fly from New York LaGuardia Airport to Sydney with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $306Free CancellationRating
7.9
8,001 reviews
Search Delta flights
Qantas AirwaysPriceFrom $934Free CancellationRating
7.5
926 reviews
Search Qantas Airways flights
United AirlinesPriceFrom $963Free CancellationRating
7.4
8,997 reviews
Search United Airlines 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
Cronulla
Manly
Penrith
Leura
Lithgow
Charlestown
Terrigal
Swansea

Why use momondo?

Why should I use momondo to find a flight deal from New York to Sydney?

It is quick and easy to find New York to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

Can I find flights from New York to Sydney with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for New York to Sydney flights to just show those with flexible booking policies.

How can momondo help me find flights from New York to Sydney?

Once all potential New York to Sydney flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from New York and alert you when they change.

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