Sydney

$475+ Cheap flights from Miami (MIA) to Sydney (SYD)

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — SYD
Jun 8 — Jun 151
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Miami to Sydney with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Miami to Sydney

Cheapest flights from Miami to Sydney
Explore the most affordable flight options available from Miami to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 9, 2026.

This Delta deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/106:30 pm
MIA
-
SYD
1 stop22h 20m
Delta
Sun 5/249:15 am
SYD
-
MIA
1 stop21h 51m
Delta
Deal found 5/7$1,006
This Delta deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/128:10 am
MIA
-
SYD
1 stop32h 40m
Delta
Tue 6/99:15 am
SYD
-
MIA
1 stop22h 35m
Delta
Deal found 5/7$1,010
This United Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/26:30 am
MIA
-
SYD
2 stops34h 30m
United Airlines
Tue 8/2510:20 am
SYD
-
MIA
1 stop22h 38m
United Airlines
Deal found 5/7$1,015
This BusinessClass deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:57 pm
MIA
-
SYD
1 stop23h 58m
Air New Zealand
Tue 9/2210:20 am
SYD
-
MIA
1 stop22h 38m
Air New Zealand
Deal found 5/7$1,107
This Delta deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/307:07 pm
MIA
-
SYD
1 stop21h 43m
Delta
Thu 8/139:15 am
SYD
-
MIA
1 stop22h 52m
Delta
Deal found 5/7$1,110
This KAYAK deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/78:00 am
MIA
-
SYD
1 stop32h 55m
Air New Zealand
Sat 8/159:30 am
SYD
-
MIA
2 stops27h 09m
Air New Zealand
Deal found 5/7$1,114
This United Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:35 pm
MIA
-
SYD
1 stop22h 20m
United Airlines
Fri 8/219:30 am
SYD
-
MIA
2 stops27h 09m
United Airlines
Deal found 5/7$1,115
This Air Canada deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:10 pm
MIA
-
SYD
1 stop23h 10m
Air Canada
Mon 10/1210:20 am
SYD
-
MIA
2 stops26h 57m
Air Canada
Deal found 5/6$1,117
This Air Canada deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:00 pm
MIA
-
SYD
2 stops47h 20m
Air Canada
Fri 5/229:20 am
SYD
-
MIA
1 stop21h 52m
Air Canada
Deal found 5/9$1,118
This Air Canada deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/28:05 am
MIA
-
SYD
2 stops33h 15m
Air Canada
Tue 6/99:20 am
SYD
-
MIA
2 stops26h 57m
Air Canada
Deal found 5/6$1,121

Find flight deals from Miami to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Miami (MIA) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,010
(Delta)

One-way from

$476
(BusinessClass)

Popular in

December

Cheapest in

March

Average price

$1,304
Provider with most accurate pricing for Miami-Sydney Kingsford Smith flight deals.
Provider most trusted by Cheapflights users for Miami-Sydney Kingsford Smith flights.
From Miami to Sydney Kingsford Smith
One-way flight from Miami to Sydney Kingsford Smith
Highest demand for flights based on searches. 15% potential increase in price ($269 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($62 potential savings vs. average RT price).
Average for round-trip flights in May 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Miami to Sydney 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 2,558,603 searches. Data last updated May 9, 2026.
Use the filters below to find and compare flights from Miami to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MiamiSydney

MIA - SYD

MIASYD

Miami

Mon 6/29

7:10 am-6:50 am

2 stops33h 40m

Sydney Kingsford Smith

Sun 7/12

9:15 am-5:57 pm

1 stop22h 42m

$1,224

MiamiSydney

MIA - SYD

MIASYD

Miami

Mon 10/19

2:03 pm-7:50 am

2 stops26h 47m

Sydney Kingsford Smith

Tue 12/22

2:15 pm-9:24 am

2 stops35h 09m

$1,236

MiamiSydney

MIA - SYD

MIASYD

Miami

Sun 10/18

6:00 am-7:50 am

2 stops34h 50m

Sydney Kingsford Smith

Tue 12/22

10:40 am-5:41 pm

1 stop23h 01m

$1,236

MiamiSydney

MIA - SYD

MIASYD

Miami

Fri 7/24

7:07 pm-6:50 am

1 stop21h 43m

Sydney Kingsford Smith

Sat 8/8

9:15 am-6:07 pm

1 stop22h 52m

$1,333

MiamiSydney

MIA - SYD

MIASYD

Miami

Tue 10/20

7:40 pm-6:10 pm

1 stop31h 30m

Sydney Kingsford Smith

Sun 12/20

9:40 pm-4:25 pm

1 stop34h 45m

$1,419

MiamiSydney

MIA - SYD

MIASYD

Miami

Wed 6/17

7:00 pm-6:50 am

1 stop21h 50m

Sydney Kingsford Smith

Mon 7/20

9:15 am-5:57 pm

1 stop22h 42m

$1,441

MiamiSydney

MIA - SYD

MIASYD

Miami

Fri 6/19

7:00 pm-6:50 am

1 stop21h 50m

Sydney Kingsford Smith

Wed 7/22

9:15 am-7:25 pm

2 stops24h 10m

$1,496

MiamiSydney

MIA - SYD

MIASYD

Miami

Fri 9/4

7:22 pm-6:55 am

1 stop21h 33m

Sydney Kingsford Smith

Sun 9/13

9:10 am-6:36 pm

1 stop23h 26m

$1,505

MiamiSydney

MIA - SYD

MIASYD

Miami

Fri 7/31

6:00 am-6:50 am

2 stops34h 50m

Sydney Kingsford Smith

Sat 8/8

9:15 am-6:07 pm

1 stop22h 52m

$1,545
Quickest round-trip

MiamiSydney

MIA - SYD

MIASYD

Miami

Sat 6/20

7:11 pm-7:05 am

1 stop21h 54m

Sydney Kingsford Smith

Tue 7/21

9:10 am-4:19 pm

1 stop21h 09m

$1,557

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/4

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Miami to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Miami to Sydney in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
BusinessClassPrice Accuracy-Trust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Miami-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Miami-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Miami-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Miami-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Miami-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Miami to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Miami with our price prediction graph.
Estimated round-trip 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 Miami to Sydney

How far ahead should I book a flight from Miami to Sydney?

The price you pay for your flight from Miami to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 9 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Miami to Sydney?

Currently, March is the cheapest month in which you can book a flight from Miami to Sydney (average of $1,045). Flying from Miami to Sydney in December is currently the most expensive (average of $2,136). 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.

How much does it cost to fly round-trip from Miami to Sydney?

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated May 9, 2026.
Read through reviews of airlines operating flights from Miami to Sydney, such as Air New Zealand,Qantas Airways, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Food

7.4

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Food

7.4

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Food

7.4

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Food

7.4

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Food

7.4

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Food

7.4

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Related info for your journey

Find useful and relevant information for your journey from Miami to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Miami to Sydney?

    Departing from Miami to Sydney will take you 31h 30m. Airlines will cover a distance of 9328 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Miami to Sydney round-trip?

    Currently priced at $297, Delta will fly you from Miami to Sydney and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Fiji Airways and United Airlines - these airlines can fly you to your destination from $816 and $850, respectively. Delta is priced at 79% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Miami to Sydney one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $434. Fiji Airways flights start at $485 while deals on Qantas Airways start at $627 one-way.

  • Can I find deals for flights from Miami to Sydney that include hotel bookings?

    Yes. In addition to deals on Miami to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Miami to Sydney?

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

  • Can I find deals for business class flights from Miami to Sydney?

    Yes. Cheapflights offers flight deals from Miami to Sydney 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 Miami to Sydney?

    Currently, March is the cheapest month in which you can book a flight from Miami to Sydney (average of $1,045). Flying from Miami to Sydney in December is currently the most expensive (average of $2,136). 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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Coogee
Manly

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.

Top 7 airlines flying from Miami to Sydney

Discover the top 7 airlines that operate flights from Miami to Sydney. 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 2,558,603 searches. Data last updated May 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$297Average$898FlexibilityNo cancel feeOn-timeN/A
Fiji AirwaysCheapest$816Average$1,356FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$850Average$1,332FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$862Average$947FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$1,001Average$1,371FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,147Average$1,496FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$1,264Average$1,494FlexibilityNo cancel feeOn-time78%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.