Cheap flights from Sydney to the United States from $639

The month of August is, on average, the cheapest month to fly to United States from Sydney, with most prices found around $1,069. If you aren’t able to travel to United States during the month of August, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,081.

Our data shows that Tuesday is the least expensive day to fly to United States. Tickets to fly out on this day can be as low as $1,537. Flights from Sydney to United States on a Saturday will generally be more expensive and average around $1,675. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

In the afternoon is the cheapest time of day to fly from Sydney to United States when you can find flight prices for as low as $1,256. Flying to United States in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at midday when prices are $2,382 on average. Flights to United States from Sydney at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Sydney Kingsford Smith to Los Angeles for the best Sydney Kingsford Smith - United States flight prices

You are more likely to see cheaper flights to United States from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around $1,185 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Sydney for as low as $1,141 on momondo.

There are 4 cabin classes available to choose from on Sydney Kingsford Smith to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Fiji Airways, United Airlines, and Qantas Airways are the most popular carriers operating from Sydney Kingsford Smith to United States

Qantas Airways, United Airlines and Fiji Airways are the top three most popular airlines that fly to United States from Sydney according to our data. Qantas Airways is the first choice among our users, with 49% of people opting to fly with this airline when travelling to United States. Keep in mind that there are 18 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

Historically, on average around 19% of flights between Sydney and United States have experienced a delay on any given week. The average delay length over the past 12 months has been 167 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Delta have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

As of April 2026, there are 29 flights per day flying from Sydney to United States. The most common time of day flights depart is 09:00, with 74% of flights taking off at midday.

As of April 2026, 203 flights take off from Sydney and land in United States each week. The most common flight departure day for this route is Tue, with 15% of weekly flights taking off on this day.