$947 Cheap Flights from Miami (MIA) to Sydney (SYD)

View $947 flight on Tue, Aug 5, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Miami to Sydney (MIA-SYD)

Prices were available within the past 7 days and start at $947 for one-way flights and $1,351 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air New Zealand
Tue, Aug 5 - Wed, Aug 13
MIA
Miami
SYD
Sydney
$1,351 Roundtrip, just found
$1,351
Roundtrip
just found
Select Air New Zealand flight, departing Tue, Aug 5 from Miami to Sydney, returning Wed, Aug 13, priced at $1,351 just found
Air New Zealand
Tue, Aug 5 - Wed, Aug 13
MIA
Miami
SYD
Sydney
$1,351 Roundtrip, just found
$1,351
Roundtrip
just found
Select Air New Zealand flight, departing Tue, Aug 5 from Miami to Sydney, returning Wed, Aug 13, priced at $1,351 just found
Hawaiian Airlines
Fri, Aug 29 - Tue, Sep 16
MIA
Miami
SYD
Sydney
$1,457 Roundtrip, found 2 days ago
$1,457
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Fri, Aug 29 from Miami to Sydney, returning Tue, Sep 16, priced at $1,457 found 2 days ago
Turkish Airlines
Mon, Jan 12 - Wed, Jan 28
MIA
Miami
SYD
Sydney
$1,623 Roundtrip, found 5 days ago
$1,623
Roundtrip
found 5 days ago
Select Turkish Airlines flight, departing Mon, Jan 12 from Miami to Sydney, returning Wed, Jan 28, priced at $1,623 found 5 days ago
All Nippon Airways
Tue, Oct 21 - Tue, Nov 18
MIA
Miami
SYD
Sydney
$1,651 Roundtrip, found 15 hours ago
$1,651
Roundtrip
found 15 hours ago
Select All Nippon Airways flight, departing Tue, Oct 21 from Miami to Sydney, returning Tue, Nov 18, priced at $1,651 found 15 hours ago
Air Canada
Mon, Dec 8 - Mon, Feb 2
MIA
Miami
SYD
Sydney
$1,687 Roundtrip, found 3 hours ago
$1,687
Roundtrip
found 3 hours ago
Select Air Canada flight, departing Mon, Dec 8 from Miami to Sydney, returning Mon, Feb 2, priced at $1,687 found 3 hours ago
Swiss International Air Lines
Tue, Nov 4 - Wed, Feb 4
MIA
Miami
SYD
Sydney
$1,777 Roundtrip, found 1 day ago
$1,777
Roundtrip
found 1 day ago
Select Swiss International Air Lines flight, departing Tue, Nov 4 from Miami to Sydney, returning Wed, Feb 4, priced at $1,777 found 1 day ago
Qantas Airways
Mon, Aug 4 - Tue, Aug 12
MIA
Miami
SYD
Sydney
$1,792 Roundtrip, just found
$1,792
Roundtrip
just found
Select Qantas Airways flight, departing Mon, Aug 4 from Miami to Sydney, returning Tue, Aug 12, priced at $1,792 just found
American Airlines
Mon, Aug 4 - Tue, Aug 12
MIA
Miami
SYD
Sydney
$1,792 Roundtrip, just found
$1,792
Roundtrip
just found
Select American Airlines flight, departing Mon, Aug 4 from Miami to Sydney, returning Tue, Aug 12, priced at $1,792 just found
United
Mon, Aug 4 - Tue, Aug 12
MIA
Miami
SYD
Sydney
$1,808 Roundtrip, just found
$1,808
Roundtrip
just found
Select United flight, departing Mon, Aug 4 from Miami to Sydney, returning Tue, Aug 12, priced at $1,808 just found
Flights from Miami (MIA) to Sydney (SYD)
Origin airport
Miami Intl.
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Canada, Air New Zealand, Air Tahiti Nui, All Nippon Airways, American Airlines, British Airways, Cathay Pacific, Delta, Emirates, Etihad Airways, Japan Airlines, JetBlue Airways, Korean Air, LATAM Airlines Group, Malaysia Airlines, Qantas Airways, Qatar Airways, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$1,350
Distance
9335 mi

Miami to Sydney Flights

The cheapest times to fly from Miami to Sydney

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Miami to Sydney are during the month of August. You can find some of the cheapest flights from Miami to Sydney with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Miami to Sydney

Sunday is one of the best days to book for cheap flights from Miami to Sydney: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Miami to Sydney

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Miami to Sydney in 2025. You can also book with separate airlines for your outbound and return journeys, from $947 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Miami to Sydney flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Miami to Sydney airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Miami Intl. Airport (MIA) to Kingsford Smith Intl. Airport (SYD) cost?
Discover the latest flight deals from MIA to SYD by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from MIA to SYD?
The cheapest flights from MIA to SYD are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from MIA to SYD?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from MIA to SYD. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Miami Intl. Airport (MIA) to Kingsford Smith Intl. Airport (SYD)?
There aren’t any daily nonstop flights available from Miami Intl. Airport (MIA) to Kingsford Smith Intl. Airport (SYD). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you’ll be cruising above the clouds in no time at all.
What day of the week has the most flights from MIA to SYD?
Typically you’ll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can vary based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Miami Intl. Airport (MIA) to Kingsford Smith Intl. Airport (SYD)?
Opt for a flight from Miami Intl. Airport (MIA) to Kingsford Smith Intl. Airport (SYD) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Miami Intl. Airport (MIA) to Kingsford Smith Intl. Airport (SYD) last-minute?
Booking your plane ticket from MIA to SYD shortly before your journey is typically more expensive. However, if you’re flexible with your travel dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a MIA to SYD flight and hotel package?
You’ll generally save money by booking a MIA to SYD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s simple to manage it all in one place. After choosing your preferred flights and accommodations, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Miami Intl. Airport (MIA) to Kingsford Smith Intl. Airport (SYD)?
It’s usually possible to cancel or reschedule your MIA to SYD flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline’s policies in your itinerary to see what changes are possible and if any costs are involved. You’ll also find more information on our Customer Service portal.

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*Available to One Key members.