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Cheap flights from New York LaGuardia Airport to Sydney from $843

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 24/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from New York LaGuardia Airport to Sydney

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
17:18 - 07:00LGA-SYD
45h 42m1 stop
United Airlines Logo
11:50 - 11:24SYD-LGA
39h 34m1 stop
$1,553United Airlines
Find Deal
Sat, 7 Feb - Sun, 22 Feb
Air Canada Logo
12:45 - 09:35LGA-SYD
28h 50m2 stops
Air Canada Logo
11:20 - 22:33SYD-LGA
27h 13m2 stops
$1,556Air Canada
Find Deal
Fri, 6 Feb - Sun, 22 Feb
Air Canada Logo
12:45 - 09:35LGA-SYD
28h 50m2 stops
Air Canada Logo
10:20 - 21:32SYD-LGA
26h 12m2 stops
$1,557Air Canada
Find Deal
Tue, 17 Feb - Fri, 20 Mar
Fiji Airways Logo
18:50 - 11:45LGA-SYD
26h 55m2 stops
Fiji Airways Logo
13:15 - 23:29SYD-LGA
24h 14m2 stops
$1,597Fiji Airways
Find Deal
Sat, 9 May - Sat, 16 May
ANA Logo
08:00 - 19:15LGA-SYD
45h 15m2 stops
ANA Logo
20:55 - 20:16SYD-LGA
37h 21m2 stops
$1,603ANA
Find Deal
Mon, 4 May - Mon, 25 May
Fiji Airways Logo
18:50 - 22:10LGA-SYD
37h 20m2 stops
Fiji Airways Logo
13:15 - 23:29SYD-LGA
24h 14m2 stops
$1,630Fiji Airways
Find Deal
Sat, 9 May - Tue, 19 May
Qantas Airways Logo
15:59 - 06:55LGA-SYD
23h 56m1 stop
Qantas Airways Logo
12:10 - 18:59SYD-LGA
20h 49m1 stop
$1,640Qantas Airways
Find Deal
Wed, 1 Apr - Wed, 8 Apr
Lufthansa Logo
20:13 - 07:00LGA-SYD
42h 47m1 stop
Lufthansa Logo
11:20 - 19:13SYD-LGA
23h 53m2 stops
$1,673Lufthansa
Find Deal
Sun, 7 Dec - Mon, 22 Dec
ANA Logo
14:00 - 19:15LGA-SYD
39h 15m2 stops
ANA Logo
20:55 - 20:16SYD-LGA
37h 21m2 stops
$1,683ANA
Find Deal
Fri, 1 May - Mon, 18 May
Lufthansa Logo
14:00 - 07:00LGA-SYD
25h 00m1 stop
Lufthansa Logo
11:50 - 16:27SYD-LGA
20h 37m1 stop
$1,717Lufthansa
Find Deal
Sun, 7 Dec - Sun, 21 Dec

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
7 Feb
LGA17:18New York LaGuardia
45h 42m
1 stop
SYD07:00Sydney Kingsford Smith
22 Feb
SYD11:50Sydney Kingsford Smith
39h 34m
1 stop
LGA11:24New York LaGuardia
$1,553
Find similar
United Airlines
7 Dec
LGA09:55New York LaGuardia
29h 05m
1 stop
SYD07:00Sydney Kingsford Smith
21 Dec
SYD11:50Sydney Kingsford Smith
20h 37m
1 stop
LGA16:27New York LaGuardia
$1,619
Find similar
United Airlines
7 Dec
LGA15:20New York LaGuardia
25h 45m
2 stops
SYD09:05Sydney Kingsford Smith
14 Dec
SYD12:10Sydney Kingsford Smith
22h 57m
2 stops
LGA19:07New York LaGuardia
$1,620
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
6 Feb
LGA12:45New York LaGuardia
28h 50m
2 stops
SYD09:35Sydney Kingsford Smith
22 Feb
SYD11:20Sydney Kingsford Smith
27h 13m
2 stops
LGA22:33New York LaGuardia
$1,556
Find similar
Air Canada
17 Feb
LGA12:45New York LaGuardia
28h 50m
2 stops
SYD09:35Sydney Kingsford Smith
20 Mar
SYD10:20Sydney Kingsford Smith
26h 12m
2 stops
LGA21:32New York LaGuardia
$1,557
Find similar
Air Canada
7 Feb
LGA06:05New York LaGuardia
35h 30m
2 stops
SYD09:35Sydney Kingsford Smith
25 Feb
SYD11:20Sydney Kingsford Smith
27h 13m
2 stops
LGA22:33New York LaGuardia
$1,560
Find similar

momondo Fare Finder

 
Customise 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 78,305 searches. Data last updated 10 November 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

Sat 7/2

17:18-07:00

1 stop45h 42m

Sydney Kingsford Smith

Sun 22/2

11:50-11:24

1 stop39h 34m

$1,553

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Fri 6/2

12:45-09:35

2 stops28h 50m

Sydney Kingsford Smith

Sun 22/2

11:20-22:33

2 stops27h 13m

$1,556

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Tue 17/2

12:45-09:35

2 stops28h 50m

Sydney Kingsford Smith

Fri 20/3

10:20-21:32

2 stops26h 12m

$1,557

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sat 9/5

18:50-11:45

2 stops26h 55m

Sydney Kingsford Smith

Sat 16/5

13:15-23:29

2 stops24h 14m

$1,597

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Mon 4/5

08:00-19:15

2 stops45h 15m

Sydney Kingsford Smith

Mon 25/5

20:55-20:16

2 stops37h 21m

$1,603

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sat 9/5

18:50-22:10

2 stops37h 20m

Sydney Kingsford Smith

Tue 19/5

13:15-23:29

2 stops24h 14m

$1,630

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Wed 1/4

15:59-06:55

1 stop23h 56m

Sydney Kingsford Smith

Wed 8/4

12:10-18:59

1 stop20h 49m

$1,640

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sun 7/12

20:13-07:00

1 stop42h 47m

Sydney Kingsford Smith

Mon 22/12

11:20-19:13

2 stops23h 53m

$1,673

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Fri 1/5

14:00-19:15

2 stops39h 15m

Sydney Kingsford Smith

Mon 18/5

20:55-20:16

2 stops37h 21m

$1,683

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sun 7/12

14:00-07:00

1 stop25h 00m

Sydney Kingsford Smith

Sun 21/12

11:50-16:27

1 stop20h 37m

$1,717

Flights are sorted by cheapest return 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 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?

Our data shows that Tuesday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,955. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $3,678.

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 midday. momondo users have found flights departing from New York LaGuardia Airport to Sydney at midday for as low as $2,588. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $3,855 on average. Flights to Sydney from New York LaGuardia Airport in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You could potentially save up to 39% 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 return 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?

    There are 15989.8 km between New York LaGuardia and Sydney Kingsford Smith. Typically, this will take 23h 56m by plane in normal conditions.

  • 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 are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 licence 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.

Travelling to a place near Sydney?

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

Why use momondo?

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

Finding the right flight to Sydney from New York is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sydney quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Sydney from New York with this policy.

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

Once you have performed a search for New York 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 New York to Sydney right now. Can momondo alert me if prices change?

Price alerts on flights to Sydney from New York are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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