Cheap flights from the United States to Sydney from $308
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 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from the United States to Sydney
Recent round-trip flight deals from the United States to Sydney
Recent one-way flight deals from the United States to Sydney
Recent last minute flight deals from the United States to Sydney
Recent direct flight deals from the United States to Sydney
Air New Zealand flights from United States to Sydney
Our best Air New Zealand deals on United States to Sydney flight tickets
Hawaiian Airlines flights from United States to Sydney
Our best Hawaiian Airlines deals on United States to Sydney flight tickets
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?
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 $1,196. If you are unable to visit Sydney during the month of February, then departing from United States during the month March is also very affordable. Most momondo users find prices during this month for around $1,300.
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 Wednesday when prices can be found for as low as $1,797. The most expensive day to fly to Sydney is Thursday, with ticket prices averaging around $2,408.
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 noon. momondo users have found flights departing from United States to Sydney at noon for as low as $1,479. 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 $1,935. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
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 to Sydney?
You are more likely to see cheaper flights to Sydney from United States when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,543 when searching 23 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 $1,240 on momondo.
What cabin class options are available on United States to Sydney Kingsford Smith flights?
There are 4 cabin classes available to choose from on United States to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from United States to Sydney Kingsford Smith?
Fiji Airways, ANA, and Air Canada are the most popular carriers operating from United States to Sydney Kingsford Smith
What airlines fly to Sydney?
United Airlines, Qantas Airways and Delta are the top three most popular airlines that fly to Sydney from United States according to our data. United Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 16 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.
How many flights depart from United States to Sydney on average per day?
As of May 2025, there are 25 flights per day flying from United States to Sydney. The most common time of day flights depart is 10:00PM, with 100% of flights taking off in the evening.
How many flights depart from United States to Sydney on average per week?
179 flights are operational weekly from United States to Sydney as of May 2025. The most popular departure day for this route is Sun, with 15% of flights per week 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
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 refreshed on a daily basis.
How many operators does momondo search for flights from United States to Sydney Kingsford Smith Airport?
As of May 2025, there are 14 operators available to choose from for flights from United States to Sydney Kingsford Smith Airport.
How old do you have to be to fly from United States 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 United States 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 license 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.
What is the most popular plane model from United States to Sydney?
momondo data reveals that the most frequently booked plane model on the route from United States to Sydney is Boeing 777-300ER, representing 33.48% of all bookings. The subsequent popular models are Boeing 787-9 Dreamliner at 24.17%, Airbus A380-800 at 20.98%, and Airbus A380 at 11.65%.
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 $247 | Free Cancellation | Rating 7.3 2,922 reviews | |||
| PriceFrom $296 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $499 | Free Cancellation | Rating 7.9 2,408 reviews | |||
| PriceFrom $637 | Free Cancellation | Rating 8.1 190 reviews | |||
| PriceFrom $721 | Free Cancellation | Rating 8.3 852 reviews | |||
| PriceFrom $724 | Free Cancellation | Rating 6.7 7,045 reviews | |||
| PriceFrom $737 | Free Cancellation | Rating 7.0 9,252 reviews | |||
| PriceFrom $744 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $768 | Free Cancellation | Rating 8.0 9,968 reviews | |||
| PriceFrom $810 | Free Cancellation | Rating 7.5 829 reviews |
Traveling 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?
It is quick and easy to find United States to Sydney flights 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 from United States to Sydney with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Sydney from United States with this policy.
How can momondo help me find flights from United States to Sydney?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United States to Sydney.
I’m not ready to book a flight from United States to Sydney right now. Can momondo alert me if prices change?
Price alerts on flights to Sydney from United States 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.