Cheap flights from the United States to Sydney from $680
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Sydney departing on 6/4. 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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Fly from
Fly to
Route
Depart
Return
Los AngelesSydney
LAX Los Angeles - SYD Sydney Kingsford Smith
LAXSYD
Los Angeles
Tue 2/3
00:10-20:15
1 stop25h 05m
Sydney Kingsford Smith
Sat 1/5
11:45-18:50
1 stop24h 05m
Los AngelesSydney
LAX Los Angeles - SYD Sydney Kingsford Smith
LAXSYD
Los Angeles
Mon 1/2
07:25-10:30
2 stops32h 05m
Sydney Kingsford Smith
Mon 15/2
21:45-13:32
2 stops34h 47m
Los AngelesSydney
LAX Los Angeles - SYD Sydney Kingsford Smith
LAXSYD
Los Angeles
Sun 8/11
22:35-12:35
1 stop19h 00m
Sydney Kingsford Smith
Sun 15/11
14:00-12:00
1 stop17h 00m
Los AngelesSydney
LAX Los Angeles - SYD Sydney Kingsford Smith
LAXSYD
Los Angeles
Tue 9/3
22:35-12:35
1 stop19h 00m
Sydney Kingsford Smith
Tue 23/3
14:00-13:00
1 stop17h 00m
Los AngelesSydney
LAX Los Angeles - SYD Sydney Kingsford Smith
LAXSYD
Los Angeles
Mon 1/2
23:35-14:50
1 stop20h 15m
Sydney Kingsford Smith
Mon 15/2
11:20-06:20
Nonstop14h 00m
Los AngelesSydney
LAX Los Angeles - SYD Sydney Kingsford Smith
LAXSYD
Los Angeles
Mon 1/2
23:35-14:50
1 stop20h 15m
Sydney Kingsford Smith
Thu 18/2
11:20-06:20
Nonstop14h 00m
Los AngelesSydney
LAX Los Angeles - SYD Sydney Kingsford Smith
LAXSYD
Los Angeles
Sun 21/2
16:15-06:20
1 stop19h 05m
Sydney Kingsford Smith
Mon 15/3
10:20-06:00
Nonstop13h 40m
Los AngelesSydney
LAX Los Angeles - SYD Sydney Kingsford Smith
LAXSYD
Los Angeles
Tue 16/2
20:05-09:20
1 stop18h 15m
Sydney Kingsford Smith
Wed 10/3
11:20-06:00
Nonstop13h 40m
Los AngelesSydney
LAX Los Angeles - SYD Sydney Kingsford Smith
LAXSYD
Los Angeles
Wed 18/11
12:37-06:25
1 stop22h 48m
Sydney Kingsford Smith
Tue 26/1
11:20-06:20
Nonstop14h 00m
Los AngelesSydney
LAX Los Angeles - SYD Sydney Kingsford Smith
LAXSYD
Los Angeles
Tue 26/1
20:25-06:25
Nonstop15h 00m
Sydney Kingsford Smith
Wed 3/2
21:25-20:45
1 stop18h 20m
See travel insights to Sydney from
How to get the cheapest flight ticket from United States 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 month to fly to Sydney?
The month of February is, on average, the cheapest month to fly to Sydney from United States, with most prices found around $1,680. If you aren’t able to travel to Sydney during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,700.
What is the cheapest day to depart on your flight to Sydney?
Our data shows that Wednesday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,421. The most expensive day to fly to Sydney is Thursday, with ticket prices averaging around $1,544.
What is the cheapest United States to Sydney Kingsford Smith flight route?
Fly from Los Angeles to Sydney Kingsford Smith for the best United States - Sydney Kingsford Smith flight prices
How far in advance should I book a flight from the United States 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 $1,387 when searching weeks before you fly. 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 $1,300 on momondo.
What cabin class options are available on United States to Sydney flights?
There are 4 cabin classes available to choose from on United States to Sydney flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on United States to Sydney flights?
You could potentially save up to 7% on your flight if you consider stops on a United States to Sydney flight.
What is the cheapest airline that flies from United States to Sydney Kingsford Smith?
Alaska Airlines, United Airlines, and Delta are the most popular carriers operating from United States to Sydney Kingsford Smith
Which airlines fly to Sydney?
Qantas Airways, United Airlines and Fiji Airways are the top three most popular airlines that fly to Sydney from United States according to our data. Qantas Airways is the first choice among our users, with 57% of people opting to fly with this airline when travelling to Sydney. Keep in mind that there are 8 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.
How often are flights from the United States to Sydney delayed?
Historically, on average around 26% of flights between United States and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 134 minutes.
What is the most punctual flight time for the United States to Sydney flights?
Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.
What day of the week experiences the fewest flight delays on this route?
Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.
Which airline has the best punctuality record on the United States to Sydney flights?
According to our data, American Airlines have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.
How many flights depart from United States to Sydney on average per day?
The number of flights available between United States and Sydney is 30 per day as of October 2026. The most frequent departure time is 22:00, with 100% of daily flights leaving in the evening.
How many flights depart from United States to Sydney on average per week?
As of October 2026, there are 211 flights per week flying from United States to Sydney. The most common day of the week flights depart is Fri, with 16% of flights taking off on this day.
Cheap United States to Sydney flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from United States to Sydney
Frequently asked questions about flying from the United States to Sydney
When did momondo last update prices for flights from United States to Sydney Kingsford Smith Airport?
Prices for flights from United States to Sydney Kingsford Smith Airport are updated daily.
How many operators does momondo search for flights from United States to Sydney Kingsford Smith Airport?
There are 8 operators available for flights from United States to Sydney Kingsford Smith Airport as of October 2026.
How old do you have to be to fly from United States to Sydney Kingsford Smith Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from United States to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from United States to Sydney?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from United States to Sydney is Boeing 787-9 Dreamliner (27.21% of total bookings). The next most popular plane models are Boeing 777-300ER (25.49%), Airbus A380-800 (19.28%), and Airbus A350-900 (9.92%).
Best airlines flying from United States to Sydney
Compare and see reviews for airlines that fly from United States to Sydney with momondo
| Airline | Rating | Free cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $167 | Free cancellation | Rating 5.5 2,541 reviews | |||
| PriceFrom $711 | Free cancellation | Rating 7.8 8,654 reviews | |||
| PriceFrom $995 | Free cancellation | Rating 8.0 259 reviews | |||
| PriceFrom $1,126 | Free cancellation | Rating 7.5 1,109 reviews | |||
| PriceFrom $1,222 | Free cancellation | Rating 7.0 12,156 reviews | |||
| PriceFrom $1,232 | Free cancellation | Rating 7.4 10,352 reviews | |||
| PriceFrom $1,313 | Free cancellation | Rating 7.8 2,806 reviews | |||
| PriceFrom $1,330 | Free cancellation | Rating 7.1 11,762 reviews |
Travelling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from United States to Sydney?
Finding the right flight to Sydney from United States 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 United States to Sydney with flexible booking policies on momondo?
Flights from United States to Sydney with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from United States to Sydney?
momondo provides multiple filters to help you find the best flight to Sydney from United States. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from United States to Sydney right now. Can momondo alert me if prices change?
If you are not ready to book a flight from United States to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.