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$572+ Cheap flights from Nashville (BNA) 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 12/28. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — SYD
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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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”

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Cheapflights Tip: The best prices from Nashville Intl to Sydney Kingsford Smith are usually found in May or March, booked 82 days in advance, depart on a Tuesday or Monday and return on a Thursday

Find flight deals from Nashville to Sydney

Cheapest flights from Nashville to Sydney
Explore the most affordable flight options available from Nashville to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Air Canada deal was found by Cheapflights users on 10/25. 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 12/308:15 amBNA - SYD
2 stops29h 40mAir Canada
Tue 1/2011:20 amSYD - BNA
2 stops44h 45mAir Canada
Deal found 10/25$1,086
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Tue 12/302:56 pmBNA - SYD
2 stops25h 19mUnited Airlines
Tue 1/202:00 pmSYD - BNA
1 stop20h 32mUnited Airlines
Deal found 10/25$1,231
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/301:00 pmBNA - SYD
1 stop25h 00mUnited Airlines
Wed 12/3111:20 amSYD - BNA
2 stops25h 11mUnited Airlines
Deal found 10/26$1,235
This Air Canada deal was found by Cheapflights users on 10/27. 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.
Wed 11/268:15 amBNA - SYD
2 stops32h 20mAir Canada
Wed 12/311:20 amSYD - BNA
2 stops42h 56mAir Canada
Deal found 10/27$1,236
This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/44:13 pmBNA - SYD
1 stop23h 47mAmerican Airlines
Wed 11/1211:20 amSYD - BNA
1 stop22h 12mAmerican Airlines
Deal found 10/27$1,246
This Air Canada deal was found by Cheapflights users on 10/28. 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 11/272:25 pmBNA - SYD
3 stops50h 10mAir Canada
Wed 12/311:20 amSYD - BNA
3 stops44h 45mAir Canada
Deal found 10/28$1,280
This Air Canada deal was found by Cheapflights users on 10/27. 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.
Mon 11/102:35 pmBNA - SYD
2 stops26h 00mMultiple Airlines
Thu 11/1311:20 amSYD - BNA
2 stops23h 11mMultiple Airlines
Deal found 10/27$1,291
This Priceline deal was found by Cheapflights users on 10/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/305:20 pmBNA - SYD
1 stop23h 40mQantas Airways
Mon 11/1011:20 amSYD - BNA
1 stop22h 12mQantas Airways
Deal found 10/27$1,295
This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/15:20 pmBNA - SYD
1 stop23h 40mAmerican Airlines
Wed 11/511:20 amSYD - BNA
1 stop22h 12mAmerican Airlines
Deal found 10/27$1,296

Cheap flight deals from Nashville to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Nashville (BNA) 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,086
(Air Canada)

One-way from

$572
(FlightHub)

Popular in

January

Cheapest in

May

Average price

$1,217
Provider with most accurate pricing for Nashville Intl-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Nashville Intl-Sydney Kingsford Smith flights.
Search Deals
From Nashville Intl to Sydney Kingsford Smith
Search Deals
One-way flight from Nashville Intl to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($223 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($51 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Nashville 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 October 28, 2025.
Use the filters below to find and compare flights from Nashville to Sydney that are best for you.

Fly from

Nashville

Fly to

Sydney

Route

Depart

Return

Price

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Sun 1/18

6:35 pm-9:15 am

1 stop21h 40m

Sydney Kingsford Smith

Mon 2/23

11:20 am-7:32 pm

2 stops25h 12m

$1,229

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Fri 1/23

6:35 pm-9:15 am

1 stop21h 40m

Sydney Kingsford Smith

Fri 2/27

2:00 pm-4:55 pm

1 stop19h 55m

$1,229

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Mon 1/19

6:35 pm-9:15 am

1 stop21h 40m

Sydney Kingsford Smith

Mon 2/23

11:50 am-4:26 pm

1 stop21h 36m

$1,229

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Fri 1/23

6:35 pm-9:15 am

1 stop21h 40m

Sydney Kingsford Smith

Thu 2/26

11:50 am-2:02 pm

1 stop19h 12m

$1,229

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Wed 1/21

6:20 pm-7:00 am

1 stop43h 40m

Sydney Kingsford Smith

Sat 2/28

11:20 am-4:26 pm

2 stops22h 06m

$1,229

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Wed 1/21

6:35 pm-6:20 am

1 stop42h 45m

Sydney Kingsford Smith

Fri 2/27

11:20 am-4:26 pm

2 stops22h 06m

$1,229

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Thu 1/22

6:35 pm-9:15 am

1 stop21h 40m

Sydney Kingsford Smith

Sat 2/28

11:50 am-8:09 pm

1 stop25h 19m

$1,229

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Sun 1/18

2:52 pm-9:15 am

2 stops25h 23m

Sydney Kingsford Smith

Sat 2/28

11:50 am-2:02 pm

1 stop19h 12m

$1,229

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Wed 1/21

6:35 pm-6:20 am

1 stop42h 45m

Sydney Kingsford Smith

Sun 3/1

2:00 pm-5:02 pm

1 stop20h 02m

$1,229

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Wed 1/21

2:52 pm-6:20 am

2 stops46h 28m

Sydney Kingsford Smith

Tue 2/24

2:00 pm-4:55 pm

1 stop19h 55m

$1,229

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 18 results
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Compare providers for flights from Nashville 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 Nashville to Sydney in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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 Nashville-Sydney flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Nashville-Sydney flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Nashville-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Nashville-Sydney flights, Cheapflights users trust eDreams the most. eDreams 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 Nashville-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 Nashville to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Nashville 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 Nashville to Sydney

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

Use this chart to determine the optimal time to book a round-trip flight from Nashville to Sydney. Price data was last updated on October 24, 2025.

Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from Nashville to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Nashville to Sydney (average of $810). Flying from Nashville to Sydney in January is currently the most expensive (average of $1,014). 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 BNA to SYD?

Find hourly flight availability from Nashville to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Nashville to Sydney at noon. If you’re flexible enough to do this you can expect to save up to 9% on your trip compared to booking a flight in the morning.

How much does it cost to fly round-trip from Nashville 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 October 28, 2025.
See what other customers who have flown with Delta, Qantas Airways, and United Airlines from Nashville to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,995 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,995 reviews
Delta
7.9
Good
7,995 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Qantas Airways
7.5
Good
924 reviews
Delta
7.9
Good
7,995 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,996 reviews
Delta
7.9
Good
7,995 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,033 reviews
Delta
7.9
Good
7,995 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Air Canada
7.1
Good
10,370 reviews
Delta
7.9
Good
7,995 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Nashville 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 Nashville to Sydney?

    Airlines like United Airlines fly from Nashville to Sydney in about 21h 40m. The time it takes to get you to your destination can typically vary by up to . The distance between Nashville and Sydney is about 9203 mi.

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

    According to our current data, American Airlines ($803), Air Canada ($810), and United Airlines ($822) offers the cheapest pricing from Nashville to Sydney. American Airlines is 35% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Nashville to Sydney (average of $810). Flying from Nashville to Sydney in January is currently the most expensive (average of $1,014). 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
Manly
Coogee

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Alternative routes for Nashville to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Nashville to Sydney

Discover the top 5 airlines that operate flights from Nashville 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$803Average$1,188FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$810Average$1,026FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$822Average$977FlexibilityNo cancel feeOn-time69%
DeltaCheapest$902Average$1,194FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$1,146Average$1,217FlexibilityNo cancel feeOn-time74%

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