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$768+ Cheap flights from Charleston (CHS) 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 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — SYD
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap flight deals from Charleston to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) 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 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,251
(American Airlines)

One-way from

$768
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$1,594
Provider with most accurate pricing for Charleston-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Charleston-Sydney Kingsford Smith flights.
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From Charleston to Sydney Kingsford Smith
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One-way flight from Charleston to Sydney Kingsford Smith
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Highest demand for flights based on searches. 9% potential increase in price ($186 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Charleston to Sydney

Cheapest flights from Charleston to Sydney
Explore the most affordable flight options available from Charleston to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/212:26 pmCHS - SYD
1 stop26h 29mAmerican Airlines
Mon 11/172:05 pmSYD - CHS
1 stop24h 19mAmerican Airlines
Deal found 10/28$1,248
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/24:11 pmCHS - SYD
2 stops24h 54mUnited Airlines
Mon 11/1712:10 pmSYD - CHS
2 stops22h 50mUnited Airlines
Deal found 10/27$1,285
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/82:51 pmCHS - SYD
2 stops26h 24mUnited Airlines
Sat 12/2711:50 amSYD - CHS
1 stop20h 20mUnited Airlines
Deal found 10/27$1,341
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.
Mon 12/83:21 pmCHS - SYD
1 stop23h 34mAmerican Airlines
Sat 12/272:05 pmSYD - CHS
1 stop24h 21mAmerican Airlines
Deal found 10/27$1,372
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/113:07 pmCHS - SYD
2 stops25h 28mQantas Airways
Thu 12/187:40 pmSYD - CHS
2 stops38h 43mQantas Airways
Deal found 10/27$1,496
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/12:26 pmCHS - SYD
1 stop25h 29mQantas Airways
Mon 11/32:05 pmSYD - CHS
1 stop24h 19mQantas Airways
Deal found 10/28$1,658
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/63:21 pmCHS - SYD
1 stop23h 34mQantas Airways
Mon 12/811:05 amSYD - CHS
2 stops27h 07mQantas Airways
Deal found 10/27$1,757

Cheapflights Fare Finder

 
Customize your flight search to find flights from Charleston 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 29, 2025.
Use the filters below to find and compare flights from Charleston to Sydney that are best for you.

Fly from

Charleston

Fly to

Sydney

Route

Depart

Return

Price

CharlestonSydney

CHS - SYD

CHSSYD

Charleston

Sun 11/2

3:21 pm-9:00 am

2 stops25h 39m

Sydney Kingsford Smith

Mon 11/17

11:20 am-10:24 pm

2 stops27h 04m

$1,251

CharlestonSydney

CHS - SYD

CHSSYD

Charleston

Sun 11/2

4:11 pm-9:05 am

2 stops24h 54m

Sydney Kingsford Smith

Mon 11/17

11:50 am-4:16 pm

1 stop20h 26m

$1,285

CharlestonSydney

CHS - SYD

CHSSYD

Charleston

Mon 12/8

2:51 pm-9:15 am

2 stops26h 24m

Sydney Kingsford Smith

Sat 12/27

11:50 am-4:10 pm

1 stop20h 20m

$1,341

CharlestonSydney

CHS - SYD

CHSSYD

Charleston

Mon 12/8

3:21 pm-6:55 am

1 stop23h 34m

Sydney Kingsford Smith

Sat 12/27

2:05 pm-10:26 pm

1 stop24h 21m

$1,372

CharlestonSydney

CHS - SYD

CHSSYD

Charleston

Mon 1/12

4:01 pm-9:05 am

2 stops49h 04m

Sydney Kingsford Smith

Sat 1/24

11:50 am-4:10 pm

1 stop20h 20m

$1,411

CharlestonSydney

CHS - SYD

CHSSYD

Charleston

Tue 1/6

2:37 pm-9:00 am

2 stops26h 23m

Sydney Kingsford Smith

Wed 5/27

9:10 am-5:14 pm

2 stops22h 04m

$1,550

CharlestonSydney

CHS - SYD

CHSSYD

Charleston

Thu 12/11

3:07 pm-6:55 am

1 stop23h 48m

Sydney Kingsford Smith

Thu 12/18

9:55 pm-2:46 pm

2 stops32h 51m

$1,599

CharlestonSydney

CHS - SYD

CHSSYD

Charleston

Mon 12/29

7:45 pm-9:05 am

2 stops45h 20m

$768

CharlestonSydney

CHS - SYD

CHSSYD

Charleston

Mon 12/29

3:38 pm-6:55 am

1 stop23h 17m

$1,081

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Charleston 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 Charleston to Sydney in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 Charleston-Sydney flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Charleston-Sydney flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Charleston-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Charleston-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 Charleston-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 Charleston to Sydney

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

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

Currently, January is the cheapest month in which you can book a flight from Charleston to Sydney (average of $682). Flying from Charleston to Sydney in September is currently the most expensive (average of $1,512). 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 CHS to SYD?

Find hourly flight availability from Charleston 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 29, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 8% on flights from Charleston to Sydney by exploring options for tickets at noon.

How much does it cost to fly round-trip from Charleston 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 29, 2025.
Read through reviews of airlines operating flights from Charleston to Sydney, such as Delta, Qantas Airways, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,993 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

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
7,993 reviews
Delta
7.9
Good
7,993 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

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
925 reviews
Delta
7.9
Good
7,993 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

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
9,001 reviews
Delta
7.9
Good
7,993 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

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
11,032 reviews
Delta
7.9
Good
7,993 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

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 Charleston 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 Charleston to Sydney?

    Departing from Charleston to Sydney will take you 24h 54m. There are 9507 mi between Charleston and Sydney. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Flying on Delta is currently your cheapest option to Sydney, with prices starting at $364. Additional round-trip tickets that might be worth considering are offered by Qantas Airways and American Airlines, with the lowest prices starting at $1,114 and $1,343, respectively. These flights start at 79% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Charleston to Sydney (average of $682). Flying from Charleston to Sydney in September is currently the most expensive (average of $1,512). 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 Charleston to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Charleston to Sydney

Discover the top 4 airlines that operate flights from Charleston 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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$364Average$2,014FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$1,114Average$2,063FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,343Average$1,749FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,457Average$1,695FlexibilityNo cancel feeOn-time69%

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