Cheap flights from the United States to Sydney from $668

LAX — SYD
10 Dec — 17 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from USA to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from USA to Sydney

Sun 8/1120:25 -
Nonstop15h 00m
Wed 28/413:15 -
1 stop16h 50m
Deal found 6/11$1,265
Thu 5/1120:25 -
Nonstop15h 00m
Wed 11/1114:00 -
1 stop17h 00m
Deal found 5/11$1,269
Wed 18/1120:25 -
Nonstop15h 00m
Wed 2/1206:00 -
1 stop25h 00m
Deal found 8/11$1,270
Wed 9/1220:25 -
Nonstop15h 00m
Sun 24/114:50 -
1 stop16h 10m
Deal found 8/11$1,273
Wed 30/1220:25 -
Nonstop15h 00m
Wed 20/106:00 -
1 stop25h 00m
Deal found 6/11$1,276
Mon 9/1111:10 -
1 stop27h 40m
Fri 13/1114:55 -
1 stop16h 05m
Deal found 7/11$1,284
Wed 2/1222:40 -
Nonstop15h 20m
Tue 26/114:00 -
1 stop17h 00m
Deal found 8/11$1,285
Sun 8/1111:10 -
1 stop27h 40m
Wed 11/1114:00 -
1 stop17h 00m
Deal found 7/11$1,292
Sun 8/1120:25 -
Nonstop15h 00m
Fri 13/1114:55 -
1 stop16h 05m
Deal found 6/11$1,299
Tue 1/1220:25 -
Nonstop15h 00m
Mon 25/114:00 -
1 stop17h 00m
Deal found 8/11$1,305
Fri 13/1111:00 -
Nonstop10h 45m
Fri 20/1120:30 -
Nonstop9h 45m
Deal found 6/11$1,505
Sat 5/1207:00 -
1 stop31h 25m
Sat 12/1207:05 -
2 stops27h 31m
Deal found 4/11$1,525

Find flight deals from USA to Sydney

Round-trip from

$1,226

One-way from

$668

Popular in

December

Cheapest in

May

Average price

$1,953

Good round-trip deal

$1,312 or less

Good one-way deal

$719 or less
Fiji Airways
  • Fiji Airways
  • 7/2-13/3
  • 2 total stops
  • 45h 30m total
  • USA to Sydney
Philippine Airlines
  • Philippine Airlines
  • 29/3-31/12
  • 1 total stop
  • 39h 50m total
  • USA to Sydney
Highest demand for flights based on searches. 13% potential increase in price ($429 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($101 potential savings vs. average return price).
Average for round-trip flights in November 2026
Price to beat on a round-trip flight from USA to Sydney Kingsford Smith.
Price to beat on a one-way flight from USA to Sydney Kingsford Smith.

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from the United States to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Los AngelesSydney

LAX Los Angeles - SYD Sydney Kingsford Smith

LAXSYD

Los Angeles

Sun 6/12

20:25-06:25

Nonstop15h 00m

Sydney Kingsford Smith

Wed 31/12

00:00-06:00

Nonstop0h 00m

$730

Los AngelesSydney

LAX Los Angeles - SYD Sydney Kingsford Smith

LAXSYD

Los Angeles

Thu 14/1

20:25-06:25

Nonstop15h 00m

Sydney Kingsford Smith

Wed 31/12

00:00-06:00

Nonstop0h 00m

$730

Los AngelesSydney

LAX Los Angeles - SYD Sydney Kingsford Smith

LAXSYD

Los Angeles

Tue 29/12

11:34-06:20

1 stop23h 46m

Sydney Kingsford Smith

Wed 31/12

00:00-06:00

Nonstop0h 00m

$779

Los AngelesSydney

LAX Los Angeles - SYD Sydney Kingsford Smith

LAXSYD

Los Angeles

Wed 27/1

09:41-09:20

1 stop28h 39m

Sydney Kingsford Smith

Wed 31/12

00:00-06:00

Nonstop0h 00m

$782

Los AngelesSydney

LAX Los Angeles - SYD Sydney Kingsford Smith

LAXSYD

Los Angeles

Tue 26/1

20:55-06:50

Nonstop14h 55m

Sydney Kingsford Smith

Wed 31/12

00:00-06:00

Nonstop0h 00m

$791

Los AngelesSydney

LAX Los Angeles - SYD Sydney Kingsford Smith

LAXSYD

Los Angeles

Mon 7/12

22:15-08:30

Nonstop15h 15m

Sydney Kingsford Smith

Wed 31/12

00:00-06:00

Nonstop0h 00m

$791

SeattleSydney

SEA Seattle/Tacoma Intl - SYD Sydney Kingsford Smith

SEASYD

Seattle/Tacoma Intl

Tue 30/3

12:00-06:30

1 stop24h 30m

Sydney Kingsford Smith

Wed 31/12

00:00-06:00

Nonstop0h 00m

$798

Los AngelesSydney

LAX Los Angeles - SYD Sydney Kingsford Smith

LAXSYD

Los Angeles

Tue 8/12

20:25-06:25

Nonstop15h 00m

Sydney Kingsford Smith

Wed 31/12

00:00-06:00

Nonstop0h 00m

$808

Los AngelesSydney

LAX Los Angeles - SYD Sydney Kingsford Smith

LAXSYD

Los Angeles

Sat 30/1

18:47-06:20

1 stop40h 33m

Sydney Kingsford Smith

Wed 31/12

00:00-06:00

Nonstop0h 00m

$814

Los AngelesSydney

LAX Los Angeles - SYD Sydney Kingsford Smith

LAXSYD

Los Angeles

Sat 5/12

21:30-09:20

1 stop40h 50m

Sydney Kingsford Smith

Wed 31/12

00:00-06:00

Nonstop0h 00m

$814

Flights are sorted by cheapest return flights first.

Deals found on 6/11

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from USA to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from USA with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from the United States to Sydney

What is the cheapest month to book a flight from USA to Sydney?

Currently, February is the cheapest month in which you can book a flight from USA to Sydney (average of $1,722). Flying from USA to Sydney in December is currently the most expensive (average of $2,425). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from US to SYD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to Sydney as you normally would.

Weekly flight availability from USA to Sydney

The most flights from US0 to SYD are scheduled on a Tuesday (18 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (14 on average).

How often are flights from the United States to Sydney delayed?

About 26% of weekly flights between United States and Sydney have experienced delays in the past year, with the average delay time being 134 minutes.

What is the most punctual flight time for the United States to Sydney flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on the United States to Sydney flights?

Over the past year, American Airlines have had the lowest number of delays on this route, with just 14% of flights being delayed.

How far ahead should I book a flight from USA to Sydney?

Booking 39 days in advance of your planned departure date is, on average, the best time to get cheap flights from USA to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Sydney

Check out reviews from past customers who have flown with Fiji Airways,Qantas Airways, andUnited Airlines from the United States to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.4

Food

7.5

Overall

8.0

Crew

8.5

Boarding

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,July 2026

YVR - NAN

They didn’t enter the Tabua Club number on my boarding pass. Had to show my email to confirm my membership to enter the lounge at YVR.

Entertainment

7.4

Food

7.5

Overall

8.0

Crew

8.5

Boarding

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,July 2026

YVR - NAN

They didn’t enter the Tabua Club number on my boarding pass. Had to show my email to confirm my membership to enter the lounge at YVR.

Entertainment

7.4

Food

7.5

Overall

8.0

Crew

8.5

Boarding

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,July 2026

YVR - NAN

They didn’t enter the Tabua Club number on my boarding pass. Had to show my email to confirm my membership to enter the lounge at YVR.

Entertainment

7.4

Food

7.5

Overall

8.0

Crew

8.5

Boarding

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,July 2026

YVR - NAN

They didn’t enter the Tabua Club number on my boarding pass. Had to show my email to confirm my membership to enter the lounge at YVR.

Entertainment

7.4

Food

7.5

Overall

8.0

Crew

8.5

Boarding

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,July 2026

YVR - NAN

They didn’t enter the Tabua Club number on my boarding pass. Had to show my email to confirm my membership to enter the lounge at YVR.

Entertainment

7.4

Food

7.5

Overall

8.0

Crew

8.5

Boarding

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,July 2026

YVR - NAN

They didn’t enter the Tabua Club number on my boarding pass. Had to show my email to confirm my membership to enter the lounge at YVR.

Related info for your journey

  • What airport do you fly into for flights to Sydney from United States?

    Sydney Kingsford Smith (SYD) is the airport you will fly into if you book a flight from United States to Sydney. It is only a 7.5 km journey from Kingsford Smith (SYD) to Sydney’s city centre.

  • How popular is this USA to Sydney flight route?

  • How long is the flight from USA to Sydney?

    Qantas Airways, United Airlines, and Alaska Airlines can get you from USA to Sydney in just under 20h 20m. Your travel time can differ by up to 1h 30m. The distance between USA and Sydney is about 12052 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from USA to Sydney one-way?

    One-way options have recently been found by users for as low as $182 on Delta. Other airlines that offer cheap prices include Hawaiian Airlines from $475 and Fiji Airways from $504 one-way.

  • What are the most popular routes from USA to Sydney?

  • What are the most reliable airlines from USA to Sydney?

    Consider American Airlines (86%), Qantas Airways (86%) or WestJet (85%) when booking your flight. These represent the most reliable airlines when flying from USA to Sydney.

  • What are the cheapest flights from USA to Sydney?

    The cheapest flight price from USA to Sydney is $596. On average you can expect to pay $1,738. The most popular route, (Los Angeles - Sydney Kingsford Smith), can usually be booked for $1,126.

  • Can I find deals for flights from USA to Sydney that include hotel bookings?

    Yes. In addition to deals on USA to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from USA to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to Sydney.

  • Can I find deals for business class flights from USA to Sydney?

    Yes. Cheapflights offers flight deals from USA to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from USA to Sydney?

    Currently, February is the cheapest month in which you can book a flight from USA to Sydney (average of $1,722). Flying from USA to Sydney in December is currently the most expensive (average of $2,425). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Sydney?

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

Browse thousands of different options on Cheapflights for your next trip

Top 7 airlines flying from USA to Sydney

AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$169Average$204FlexibilityNo cancel feeOn-time62%
Search Frontier flights
American AirlinesCheapest$357Average$2,092FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$719Average$2,407FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Fiji AirwaysCheapest$1,007Average$1,365FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
Qantas AirwaysCheapest$1,143Average$2,002FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
United AirlinesCheapest$1,247Average$1,973FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest$1,346Average$1,602FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

How does Cheapflights help users find flights from USA to Sydney?

Cheapflights makes it easy to find USA to Sydney flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from USA to Sydney?

Cheapflights simply makes it quick and affordable to book flights from USA to Sydney by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from USA to Sydney with no change fees?

Yes! Cheapflights helps users easily find flights from USA to Sydney with no change fees.

Can Cheapflights notify me if prices for flights from USA to Sydney become cheaper?

Of course! You can now track prices for flights from USA to Sydney and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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