Flights to Sydney Kingsford Smith

$432 Cheap flights to Sydney

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Sydney departing on 9/26. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from the United States to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
ANA Logo
5:00 pm - 8:15 pm
LAX
-
SYD
33h 15m
1 stop
ANA Logo
12:25 pm - 5:50 pm
SYD
-
LAX
24h 25m
1 stop
$785ANA
Sun, Oct 25 - Tue, Nov 10
Fiji Airways Logo
10:35 pm - 10:05 pm
LAX
-
SYD
28h 30m
1 stop
Fiji Airways Logo
2:00 pm - 1:00 pm
SYD
-
LAX
17h 00m
1 stop
$794Fiji Airways
Sun, Nov 1 - Tue, Mar 23
Fiji Airways Logo
11:55 pm - 11:50 am
LAX
-
SYD
18h 55m
1 stop
Fiji Airways Logo
6:05 am - 1:05 pm
SYD
-
LAX
25h 00m
1 stop
$796Fiji Airways
Sat, Sep 26 - Thu, Oct 8
Qantas Airways Logo
11:50 pm - 2:50 pm
LAX
-
SYD
20h 00m
1 stop
Qantas Airways Logo
11:15 am - 6:15 am
SYD
-
LAX
14h 00mnonstop
$808Qantas Airways
Thu, Dec 3 - Fri, Dec 18
American Airlines Logo
3:20 pm - 7:05 am
SEA
-
SYD
22h 45m
2 stops
American Airlines Logo
5:50 pm - 11:21 pm
SYD
-
SEA
22h 31m
1 stop
$975American Airlines
Mon, Aug 3 - Sun, Aug 16
United Airlines Logo
3:33 pm - 6:55 am
SEA
-
SYD
22h 22m
1 stop
United Airlines Logo
9:30 am - 11:34 am
SYD
-
SEA
19h 04m
1 stop
$981United Airlines
Wed, Aug 5 - Wed, Aug 12
American Airlines Logo
2:20 pm - 7:30 am
SEA
-
SYD
24h 10m
1 stop
American Airlines Logo
9:10 am - 11:10 am
SYD
-
SEA
19h 00m
1 stop
$984American Airlines
Tue, Aug 4 - Tue, Aug 18
United Airlines Logo
1:30 pm - 6:55 am
SEA
-
SYD
24h 25m
1 stop
United Airlines Logo
10:20 am - 11:26 am
SYD
-
SEA
18h 06m
1 stop
$988United Airlines
Wed, Aug 5 - Tue, Aug 18
Delta Logo
10:05 am - 6:50 am
SEA
-
SYD
27h 45m
1 stop
Delta Logo
9:15 am - 4:54 pm
SYD
-
SEA
24h 39m
2 stops
$992Delta
Sun, Aug 2 - Wed, Aug 19
Qantas Airways Logo
7:20 pm - 10:10 am
JFK
-
SYD
24h 50m
1 stop
Qantas Airways Logo
12:00 pm - 9:00 pm
SYD
-
JFK
23h 00m
1 stop
$1,156Qantas Airways
Mon, Aug 3 - Mon, Aug 17

momondo Fare Finder

 
Locate flights to Sydney Kingsford Smith that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 832,500 searches and data was last updated on July 3, 2026.
Use the filters below to find and compare flights to Sydney that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Sun 10/25

5:00 pm-8:15 pm

1 stop33h 15m

Sydney Kingsford Smith

Tue 11/10

12:25 pm-5:50 pm

1 stop24h 25m

$785

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Sun 11/1

10:35 pm-10:05 pm

1 stop28h 30m

Sydney Kingsford Smith

Tue 3/23

2:00 pm-1:00 pm

1 stop17h 00m

$794

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Sat 9/26

11:55 pm-11:50 am

1 stop18h 55m

Sydney Kingsford Smith

Thu 10/8

6:05 am-1:05 pm

1 stop25h 00m

$796
Quickest round-trip

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Thu 12/3

11:50 pm-2:50 pm

1 stop20h 00m

Sydney Kingsford Smith

Fri 12/18

11:15 am-6:15 am

Nonstop14h 00m

$808

SeattleSydney

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Mon 8/3

3:20 pm-7:05 am

2 stops22h 45m

Sydney Kingsford Smith

Sun 8/16

5:50 pm-11:21 pm

1 stop22h 31m

$975

SeattleSydney

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Wed 8/5

3:33 pm-6:55 am

1 stop22h 22m

Sydney Kingsford Smith

Wed 8/12

9:30 am-11:34 am

1 stop19h 04m

$981

SeattleSydney

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Tue 8/4

2:20 pm-7:30 am

1 stop24h 10m

Sydney Kingsford Smith

Tue 8/18

9:10 am-11:10 am

1 stop19h 00m

$984

SeattleSydney

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Wed 8/5

1:30 pm-6:55 am

1 stop24h 25m

Sydney Kingsford Smith

Tue 8/18

10:20 am-11:26 am

1 stop18h 06m

$988

SeattleSydney

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Sun 8/2

10:05 am-6:50 am

1 stop27h 45m

Sydney Kingsford Smith

Wed 8/19

9:15 am-4:54 pm

2 stops24h 39m

$992

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Mon 8/3

7:20 pm-10:10 am

1 stop24h 50m

Sydney Kingsford Smith

Mon 8/17

12:00 pm-9:00 pm

1 stop23h 00m

$1,156

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

Sydney flights insights and trends

Explore insights for your Sydney flight to craft the best travel plan

What is the cheapest month to fly to Sydney?

In general, February is the cheapest month to fly from United States to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,153. If you are unable to visit Sydney during the month of February, then departing from United States during the month May is also very affordable. Most momondo users find prices during this month for around $1,157.

What is the absolute cheapest flight to Sydney?

Users booking trips to Sydney from Melbourne found flights 74% cheaper than the average price of flights to Sydney. To find the cheapest price to Sydney from your area, use momondo’s Airport-to-Airport Pricing Tool.

See prices from:

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

The cheapest day to depart from United States to Sydney is on a Saturday when prices can be found for as low as $1,223. The most expensive day to fly to Sydney is Wednesday, with ticket prices averaging around $1,631.

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 evening. momondo users have found flights departing from United States to Sydney in the evening for as low as $1,348. 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 $1,631. Departure times in the afternoon 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 United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,318 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from United States for as low as $1,202 on momondo.

Cheapest flights to Sydney Kingsford Smith

Find the cheapest flights to Sydney Kingsford Smith from your nearest city or airport
CHEAPEST MONTH TO FLY TO SYDNEY FROM LOS ANGELESMay12% cheaperFlying from Los Angeles to Sydney costs on average just $867 in May
MOST EXPENSIVE MONTH TO FLY TO SYDNEY FROM LOS ANGELESDecember28% more expensiveIt costs about $1,254 for flights to Sydney from Los Angeles in December
MOST POPULAR MONTH TO FLY TO SYDNEY FROM LOS ANGELESDecember434% more users visitedMore momondo users searched in flights to Sydney from Los Angeles in December than any other month

Cheap Sydney flight deals and tips

Summary info about Sydney flight prices, duration and airlines

Best One-Way Price

$432

Best Round-Trip Price

$785

Fastest flight time

18h 45m

Popular in

December
The best one-way flight price to Sydney from United States in the last 5 days is $432 (Seattle/Tacoma Intl to Sydney Kingsford Smith).
The best round-trip flight price to Sydney from United States in the last 5 days is $785 (Los Angeles to Sydney Kingsford Smith).
The fastest flight to Sydney from United States takes 18h 45m (Ontario to Sydney Kingsford Smith).
December has the highest demand for flights to Sydney, with a 13% price increase on average.

Frequently asked questions about flying to Sydney

What is there to do in Sydney when it’s raining?

If you are planning a flight to Sydney and are looking to avoid the rain, you should avoid traveling during the months of March and June. These months will typically see 5.1 inches or more of rain, meaning that rain is likely. If you do run into rain while in Sydney, there are still things to do and ways to enjoy your trip. While in Sydney you will find Museum of Contemporary Art nearby which is a great museum to visit when you’re looking for things to do indoors. For those looking to take in an art gallery during their visit, Museum of Contemporary Art is a well known gallery in the area. Shopping centers like Pitt Street Mall are very popular destinations for those visiting the Sydney area. Pitt Street Mall is a great place to go if you’re looking to spend some time inside. Popular options when the weather doesn’t cooperate are indoor, family-friendly attractions like aquariums. Sydney has Sea Life Sydney Aquarium nearby for tourists looking for something to do while avoiding the poor weather.

How far away is the nearest zoo or aquarium from Sydney?

Just 0.7 mi from Sydney city center you will find Wild Life Sydney Zoo, a zoo where many locals go to see the most recent exhibits and new animals. Tourists looking to visit the zoo should plan their flights to Sydney for January or February. Those looking for an aquarium near the Sydney city center won’t have to look too far. At 0.6 mi away, Sea Life Sydney Aquarium is very accessible and features some beautiful ocean animals that are very popular to tourists visiting Sydney. Those looking to visit the aquarium should book their trip or flight to Sydney for March. Indoor attractions like aquariums are popular around then since the weather is typically less ideal.

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

The ideal time to book your flight to Sydney is 63 days in advance when prices tend to average $1,297. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from United States for as low as $1,047 on momondo.

Is there an alternative airport near Sydney?

Those flying to Sydney could potentially find better pricing at Western Sydney Intl (Nancy-Bird Walton) Airport (28 mi from Sydney city center), Newcastle Williamtown Airport (83 mi from Sydney city center) or Bathurst Raglan Airport (95 mi from Sydney city center) depending on the month and departure airport.

Is there a cheaper alternative to flying into Sydney?

Prices vary based on where travelers are departing from, but on average, the cheapest airport to fly to in Sydney is Newcastle Williamtown Airport where the average price is $293. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Sydney Kingsford Smith Airport?

Prices for flights to Sydney Kingsford Smith Airport are refreshed on a daily basis.

How many operators does momondo search for flights to Sydney Kingsford Smith Airport?

How old do you have to be to fly 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 to Sydney Kingsford Smith Airport.

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

The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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
Randwick
Leura
Lithgow
Coogee
Cronulla
Manly
Terrigal
Charlestown
Swansea

Why use momondo?

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

It is quick and easy to find flights to Sydney 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 to Sydney with flexible booking policies on momondo?

All flight searches to Sydney on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights to Sydney?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Sydney.

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

Yes. momondo can track flight prices for Sydney and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Sun 8/2
Sun 8/9

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