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Cheap flights from the United States to Australia from £378

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SYD
4 Jul — 11 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from USA to Australia

Enter your travel dates to find the best prices.

Cheapest flights from USA to Australia
Explore the most affordable flight options available from USA to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 June 2026.

Thu 3/1223:50
LAX
-
SYD
1 stop22h 50m
Qantas Airways
Fri 18/1211:15
SYD
-
LAX
Nonstop14h 00m
Qantas Airways
Deal found 3/6£605
Wed 1/723:55
LAX
-
SYD
1 stop18h 55m
Fiji Airways
Wed 8/706:15
SYD
-
LAX
1 stop23h 50m
Fiji Airways
Deal found 1/6£616
Sat 4/723:55
LAX
-
SYD
1 stop18h 55m
Fiji Airways
Sun 19/714:10
SYD
-
LAX
1 stop15h 55m
Fiji Airways
Deal found 2/6£639
Thu 10/1223:50
LAX
-
SYD
1 stop39h 05m
Qantas Airways
Tue 15/1211:15
SYD
-
LAX
Nonstop14h 00m
Qantas Airways
Deal found 4/6£649
Sat 27/623:55
LAX
-
SYD
1 stop29h 15m
Fiji Airways
Fri 10/713:15
SYD
-
LAX
1 stop16h 50m
Fiji Airways
Deal found 1/6£650
Tue 1/923:55
LAX
-
SYD
1 stop18h 55m
Fiji Airways
Thu 17/913:15
SYD
-
LAX
1 stop16h 50m
Fiji Airways
Deal found 1/6£667
Sun 1/1122:35
LAX
-
SYD
1 stop28h 30m
Fiji Airways
Fri 6/1114:00
SYD
-
LAX
1 stop17h 00m
Fiji Airways
Deal found 1/6£668
Sun 18/1023:55
LAX
-
SYD
1 stop18h 55m
Fiji Airways
Mon 9/1106:00
SYD
-
LAX
1 stop25h 00m
Fiji Airways
Deal found 2/6£668
Sat 26/923:55
LAX
-
SYD
1 stop18h 55m
Fiji Airways
Thu 8/1006:05
SYD
-
LAX
1 stop25h 00m
Fiji Airways
Deal found 4/6£669
Sat 26/923:55
LAX
-
SYD
1 stop29h 15m
Fiji Airways
Wed 7/1014:15
SYD
-
LAX
1 stop16h 50m
Fiji Airways
Deal found 2/6£670
Tue 8/918:05
EWR
-
SYD
1 stop23h 15m
Air Canada
Wed 30/909:20
SYD
-
EWR
1 stop21h 13m
Air Canada
Deal found 4/6£760
Sat 21/1121:50
SFO
-
SYD
1 stop19h 45m
Fiji Airways
Fri 27/1106:00
SYD
-
SFO
1 stop25h 25m
Fiji Airways
Deal found 31/5£762

Find flight deals from USA to Australia

Keep the following information in mind while searching for USA to Australia flight deals. Data was last updated 4 June 2026.

Round-trip from

£616

One-way from

£378

Popular in

December

Cheapest in

February

Average price

£1,029

Good one-way deal

£376 or less
Fiji Airways
  • Fiji Airways
  • 1/7-8/7
  • 2 total stops
  • 42h 45m total
  • USA to Australia
Search Deals
ANA
  • ANA
  • 11/9
  • 2 total stops
  • 32h 33m total
  • USA to Australia
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£110 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a one-way flight from USA to Australia.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from USA to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 4 June 2026.
Use the filters below to find and compare flights from the United States to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Sun 8/11

22:35-12:35

1 stop19h 00m

Sydney Kingsford Smith

Thu 12/11

14:00-12:00

1 stop17h 00m

£668
Fastest return journey

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Sun 30/8

22:45-07:00

Nonstop15h 15m

Sydney Kingsford Smith

Mon 14/9

09:30-06:10

Nonstop13h 40m

£741

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Sun 8/11

15:40-09:15

1 stop22h 35m

Sydney Kingsford Smith

Thu 12/11

11:20-06:05

Nonstop13h 45m

£776

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Mon 27/7

22:45-07:00

Nonstop15h 15m

Sydney Kingsford Smith

Fri 31/7

09:30-06:10

Nonstop13h 40m

£778

Los AngelesSydney

LAX - SYD

LAXSYD

Los Angeles

Sat 27/6

22:45-06:50

Nonstop15h 05m

Sydney Kingsford Smith

Fri 10/7

09:15-06:05

Nonstop13h 50m

£810

NewarkSydney

EWR - SYD

EWRSYD

Newark

Sun 14/6

18:45-07:00

1 stop22h 15m

Sydney Kingsford Smith

Sun 21/6

10:20-01:10

1 stop28h 50m

£853

NewarkSydney

EWR - SYD

EWRSYD

Newark

Sun 20/9

18:30-07:00

1 stop22h 30m

Sydney Kingsford Smith

Sun 27/9

09:30-16:42

1 stop21h 12m

£853

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Sun 1/11

15:05-08:30

2 stops25h 25m

Sydney Kingsford Smith

Sun 15/11

10:40-18:42

2 stops24h 02m

£857

NewarkSydney

EWR - SYD

EWRSYD

Newark

Mon 6/7

07:00-07:00

1 stop34h 00m

Sydney Kingsford Smith

Sun 12/7

09:30-20:49

1 stop25h 19m

£861

New YorkSydney

LGA - SYD

LGASYD

New York LaGuardia

Tue 11/8

15:29-06:55

2 stops25h 26m

Sydney Kingsford Smith

Tue 18/8

09:30-18:45

2 stops23h 15m

£867

Flights are sorted by cheapest return flights first.

Deals found on 3/6

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

Have a flexible travel schedule? Discover the best time to fly to Australia from USA with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Currently, February is the cheapest month in which you can book a flight from USA to Australia (average of £841). Flying from USA to Australia in December is currently the most expensive (average of £1,159). 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 AU?

Find hourly flight availability from USA to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 June 2026.

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

Weekly flight availability from USA to Australia

Explore weekly flight availability from USA to Australia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 4 June 2026.

The most flights from US0 to AU0 are scheduled on a Monday (18 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (18 on average).

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

About 25% of weekly flights between United States and Australia have experienced delays in the past year, with the average delay time being 132 minutes.

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

Historically, flights departing in the early afternoon 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?

Friday tends to have the lowest number of delays on this route, whereas Thursday 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 Australia flights?

Over the past year, American Airlines have had the lowest number of delays on this route, with just 18% of flights being delayed.

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

The best time to book flights from USA to Australia is 32 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Australia. Reviews last updated 4 June 2026.
Check out reviews from past customers who have flown with Delta and Qantas Airways from the United States to Australia 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.
Delta
7.9
Good
8,396 reviews
Check prices

Boarding

8.1

Entertainment

7.8

Crew

8.5

Food

7.2

Comfort

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,396 reviews
Delta
7.9
Good
8,396 reviews
Check prices

Boarding

8.1

Entertainment

7.8

Crew

8.5

Food

7.2

Comfort

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Qantas Airways
7.5
Good
1,043 reviews
Delta
7.9
Good
8,396 reviews
Check prices

Boarding

8.1

Entertainment

7.8

Crew

8.5

Food

7.2

Comfort

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from USA to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this USA to Australia flight route?

    This flight path from United States to Australia was viewed by 18 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from USA to Australia?

    Airlines like Fiji Airways, United Airlines, and Delta fly from USA to Australia in about 18h 59m. The time it takes to get you to your destination can typically vary by up to 4h 52m. The distance between USA and Australia is about 7489 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    £295 is the cheapest one-way deal found within the past few days, from Qantas Airways. You may also be able to find cheap deals on Delta and American Airlines, with prices starting from £302 and £303, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from USA to Australia 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 Australia?

    Currently, February is the cheapest month in which you can book a flight from USA to Australia (average of £841). Flying from USA to Australia in December is currently the most expensive (average of £1,159). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for USA to Australia

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to Melbourne flights
Los Angeles to Sydney flights
San Francisco to Sydney flights
Pearson Intl to Sydney flights
Los Angeles to Papeete flights

Top 2 airlines flying from USA to Australia

Discover the top 2 airlines that operate flights from USA to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 4 June 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£387Average£637FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Qantas AirwaysCheapest£567Average£703FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for USA to Australia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from USA to Australia 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 Australia with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from USA to Australia flexibly with Cheapflights today.

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

Not ready to book yet? You can track prices for flights from USA to Australia on Cheapflights with our Price Alert feature and get notified when better prices are available.

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