Flights to Sydney Kingsford Smith

$410 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 9/9. 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.
Fiji Airways Logo
11:55 pm - 11:50 am
LAX
-
SYD
18h 55m
1 stop
Fiji Airways Logo
1:15 pm - 1:05 pm
SYD
-
LAX
16h 50m
1 stop
$796Fiji Airways
Tue, Sep 1 - Tue, Sep 8
Qantas Airways Logo
8:25 pm - 6:25 am
LAX
-
SYD
15h 00mnonstop
Qantas Airways Logo
7:05 am - 7:00 am
SYD
-
LAX
18h 55m
1 stop
$807Qantas Airways
Sat, Nov 28 - Mon, Dec 14
Delta Logo
12:35 pm - 6:50 am
SEA
-
SYD
25h 15m
1 stop
Delta Logo
9:15 am - 12:27 pm
SYD
-
SEA
20h 12m
1 stop
$990Delta
Tue, Jul 28 - Tue, Aug 11
Delta Logo
9:30 am - 6:50 am
SFO
-
SYD
28h 20m
1 stop
Delta Logo
9:15 am - 10:42 am
SYD
-
SFO
18h 27m
1 stop
$990Delta
Tue, Sep 15 - Sun, Sep 27
Air Canada Logo
5:45 am - 7:20 am
SEA
-
SYD
32h 35m
1 stop
Air Canada Logo
9:20 am - 10:42 pm
SYD
-
SEA
30h 22m
1 stop
$1,004Air Canada
Sun, Jul 5 - Sun, Jul 19
Air Canada Logo
7:20 pm - 7:20 am
SEA
-
SYD
19h 00m
1 stop
Air Canada Logo
9:20 am - 10:42 pm
SYD
-
SEA
30h 22m
1 stop
$1,006Air Canada
Sun, Jul 5 - Sun, Jul 19
United Airlines Logo
12:20 pm - 9:05 am
SEA
-
SYD
25h 45m
1 stop
United Airlines Logo
11:20 am - 11:14 am
SYD
-
SEA
18h 54m
1 stop
$1,018United Airlines
Wed, Nov 11 - Mon, Nov 30
American Airlines Logo
3:40 pm - 7:30 am
JFK
-
SYD
25h 50m
1 stop
American Airlines Logo
9:10 am - 8:34 pm
SYD
-
JFK
25h 24m
1 stop
$1,154American Airlines
Sun, Aug 2 - Sun, Aug 9
American Airlines Logo
2:40 pm - 7:30 am
JFK
-
SYD
26h 50m
1 stop
American Airlines Logo
9:10 am - 8:34 pm
SYD
-
JFK
25h 24m
1 stop
$1,155American Airlines
Wed, Jul 8 - Wed, Aug 19
United Airlines Logo
3:29 pm - 7:00 am
LGA
-
SYD
25h 31m
2 stops
United Airlines Logo
10:20 am - 7:25 pm
SYD
-
LGA
23h 05m
2 stops
$1,162United Airlines
Sun, Aug 30 - Mon, Sep 14

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 June 23, 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 Los Angeles

Tue 9/1

11:55 pm-11:50 am

1 stop18h 55m

Sydney Kingsford Smith

Tue 9/8

1:15 pm-1:05 pm

1 stop16h 50m

$796
Quickest round-trip

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles Los Angeles

Sat 11/28

8:25 pm-6:25 am

Nonstop15h 00m

Sydney Kingsford Smith

Mon 12/14

7:05 am-7:00 am

1 stop18h 55m

$807

SeattleSydney

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Tue 7/28

12:35 pm-6:50 am

1 stop25h 15m

Sydney Kingsford Smith

Tue 8/11

9:15 am-12:27 pm

1 stop20h 12m

$990

San FranciscoSydney

SFO - SYD

SFOSYD

San Francisco

Tue 9/15

9:30 am-6:50 am

1 stop28h 20m

Sydney Kingsford Smith

Sun 9/27

9:15 am-10:42 am

1 stop18h 27m

$990

SeattleSydney

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Sun 7/5

5:45 am-7:20 am

1 stop32h 35m

Sydney Kingsford Smith

Sun 7/19

9:20 am-10:42 pm

1 stop30h 22m

$1,004

SeattleSydney

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Sun 7/5

7:20 pm-7:20 am

1 stop19h 00m

Sydney Kingsford Smith

Sun 7/19

9:20 am-10:42 pm

1 stop30h 22m

$1,006

SeattleSydney

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Wed 11/11

12:20 pm-9:05 am

1 stop25h 45m

Sydney Kingsford Smith

Mon 11/30

11:20 am-11:14 am

1 stop18h 54m

$1,018

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Sun 8/2

3:40 pm-7:30 am

1 stop25h 50m

Sydney Kingsford Smith

Sun 8/9

9:10 am-8:34 pm

1 stop25h 24m

$1,154

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Wed 7/8

2:40 pm-7:30 am

1 stop26h 50m

Sydney Kingsford Smith

Wed 8/19

9:10 am-8:34 pm

1 stop25h 24m

$1,155

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sun 8/30

3:29 pm-7:00 am

2 stops25h 31m

Sydney Kingsford Smith

Mon 9/14

10:20 am-7:25 pm

2 stops23h 05m

$1,162

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 $1,156. 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 73% 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 $1,345. 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 $1,319 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 ANGELESMay11% cheaperFlying from Los Angeles to Sydney costs on average just $867 in May
MOST EXPENSIVE MONTH TO FLY TO SYDNEY FROM LOS ANGELESDecember29% more expensiveIt costs about $1,255 for flights to Sydney from Los Angeles in December
MOST POPULAR MONTH TO FLY TO SYDNEY FROM LOS ANGELESDecember432% 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

$410

Best Round-Trip Price

$796

Fastest flight time

14h 55m

Popular in

December
The best one-way flight price to Sydney from United States in the last 5 days is $410 (San Francisco to Sydney Kingsford Smith).
The best round-trip flight price to Sydney from United States in the last 5 days is $796 (Los Angeles Los Angeles to Sydney Kingsford Smith).
The fastest flight to Sydney from United States takes 14h 55m (Los Angeles Los Angeles 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 $1,300. 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 $303. 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
Katoomba
Bondi Beach
Penrith
Wollongong
Randwick
Leura
Lithgow
Manly
Coogee
Cronulla
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
Thu 7/23
Thu 7/30

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