Question 1

How long is the flight from United States to Australia?

Accepted Answer

Flight times from United States to Australia vary, but if you’re flying out of San Francisco and flying into Sydney (one of the most popular routes), then the duration is 14h 40m on average. Another popular route from United States to Australia is flying from Los Angeles to Sydney, which will take roughly 15h. Keep in mind that layovers or delays could extend your travel time.

Question 2

What is the cheapest United States to Australia flight route?

Accepted Answer

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

Question 3

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

Accepted Answer

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

Question 4

Which airlines fly to Australia?

Accepted Answer

Qantas Airways, United Airlines and Air New Zealand are the top three most popular airlines that fly to Australia from United States 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 Australia. Keep in mind that there are 4 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

Question 5

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

Accepted Answer

Historically, on average around 18% of flights between United States and Australia have experienced a delay on any given week. The average delay length over the past 12 months has been 145 minutes.

Question 6

How far in advance should I book a flight to Australia?

Accepted Answer

You are more likely to see cheaper flights to Australia from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around £1,060 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from United States for as low as £912 on momondo.

Question 7

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

Accepted Answer

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.

Question 8

Can stopping save me money on United States to Australia flights?

Accepted Answer

No. A direct flight is the cheapest option for a flight between United States to Australia.

Question 9

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

Accepted Answer

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

Question 10

What is the cheapest month to fly to Australia?

Accepted Answer

The month of February is, on average, the cheapest month to fly to Australia from United States, with most prices found around £755. The month of March is another great option to travel to Australia, with average flight prices from United States averaging around £899.

Question 11

What is the cheapest day to depart on your flight to Australia?

Accepted Answer

The cheapest day to depart on your flight to Australia is on a Thursday when prices can be found for as low as £570. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Australia is Tuesday, with ticket prices averaging around £2,015.

Question 12

What is the cheapest airline that flies from United States to Australia?

Accepted Answer

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from United States to Australia

Question 13

What cabin class options are available on United States to Australia flights?

Accepted Answer

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

Question 14

What is the cheapest time of day to depart on your flight to Australia?

Accepted Answer

In the morning is the cheapest time of day to fly from United States to Australia when you can find flight prices for as low as £782. Flying to Australia in the morning is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Australia is in the evening when prices are around £819.

Question 15

How many flights depart from United States to Australia on average per week?

Accepted Answer

As of December 2025, there are 332 flights per week flying from United States to Australia. The most common day of the week flights depart is Fri, with 15% of flights taking off on this day.

Question 16

How many flights depart from United States to Australia on average per day?

Accepted Answer

As of December 2025, there are 47 flights per day flying from United States to Australia. The most common time of day flights depart is 22:00, with 100% of flights taking off in the evening.

Question 17

When did momondo last update prices for flights from United States to Australia?

Accepted Answer

Prices for flights from United States to Australia are refreshed on a daily basis.

Question 18

How many operators does momondo search for flights from United States to Australia?

Accepted Answer

As of December 2025, there are 3 operators available to choose from for flights from United States to Australia.

Question 19

How old do you have to be to fly from United States to Australia?

Accepted Answer

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 from United States to Australia.

Question 20

What documentation or ID do you need to fly to Australia?

Accepted Answer

The travel and health documents required for your trip to Australia 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 Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Fastest flight time	14h 40m
Direct flights	Every day
Airports in Australia	266 airports

Airline	Rating	Free Cancellation	Price
Fiji Airways	PriceFrom £301	Free Cancellation	Rating 8.1 210 reviews	Search Fiji Airways flights
Qantas Airways	PriceFrom £570	Free Cancellation	Rating 7.5 948 reviews	Search Qantas Airways flights
United Airlines	PriceFrom £640	Free Cancellation	Rating 7.4 9,099 reviews	Search United Airlines flights
Air New Zealand	PriceFrom £1,273	Free Cancellation	Rating 8.0 556 reviews	Search Air New Zealand flights

Cheap flights from the United States to Australia from £307

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How to get the cheapest flight ticket from United States to Australia

What is the cheapest month to fly to Australia?

The month of February is, on average, the cheapest month to fly to Australia from United States, with most prices found around £755. The month of March is another great option to travel to Australia, with average flight prices from United States averaging around £899.

What is the cheapest day to depart on your flight to Australia?

What is the cheapest time of day to depart on your flight to Australia?

What is the cheapest United States to Australia flight route?

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

How far in advance should I book a flight to Australia?

What cabin class options are available on United States to Australia flights?

There are 4 cabin classes available to choose from on United States to Australia 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 Australia flights?

No. A direct flight is the cheapest option for a flight between United States to Australia.

What is the cheapest airline that flies from United States to Australia?

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from United States to Australia

Which airlines fly to Australia?

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

Historically, on average around 18% of flights between United States and Australia have experienced a delay on any given week. The average delay length over the past 12 months has been 145 minutes.

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

Generally, flights departing in the early afternoon 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?

Friday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday 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 Australia 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 Australia on average per day?

As of December 2025, there are 47 flights per day flying from United States to Australia. The most common time of day flights depart is 22:00, with 100% of flights taking off in the evening.

How many flights depart from United States to Australia on average per week?

As of December 2025, there are 332 flights per week flying from United States to Australia. The most common day of the week flights depart is Fri, with 15% of flights taking off on this day.

How long is the flight from United States to Australia?

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When did momondo last update prices for flights from United States to Australia?

How many operators does momondo search for flights from United States to Australia?

How old do you have to be to fly from United States to Australia?

What documentation or ID do you need to fly to Australia?

What is the most popular plane model from United States to Australia?

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