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$653+ Cheap flights from Columbus (CMH) 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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — SYD
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheapflights Tip: The best prices from Columbus to Sydney Kingsford Smith are usually found in January or August, booked 26 days in advance, depart on a Sunday or Tuesday and return on a Wednesday

Cheap flight deals from Columbus to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Columbus (CMH) 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

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$1,141
(Air Canada)

One-way from

$653
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,750
Provider with most accurate pricing for Columbus-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Columbus-Sydney Kingsford Smith flights.
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From Columbus to Sydney Kingsford Smith
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One-way flight from Columbus to Sydney Kingsford Smith
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Highest demand for flights based on searches. 2% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($62 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 Columbus to Sydney

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

This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/69:30 amCMH - SYD
2 stops56h 05mAir Canada
Thu 2/2611:20 amSYD - CMH
2 stops25h 36mAir Canada
Deal found 10/28$1,181
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.
Sat 12/64:40 pmCMH - SYD
2 stops24h 55mMultiple Airlines
Thu 2/2611:20 amSYD - CMH
2 stops25h 36mMultiple Airlines
Deal found 10/28$1,222
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/46:05 pmCMH - SYD
1 stop22h 55mQantas Airways
Wed 11/1911:20 amSYD - CMH
1 stop21h 36mQantas Airways
Deal found 10/26$1,252
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:24 pmCMH - SYD
2 stops33h 21mAlaska Airlines
Tue 11/189:40 pmSYD - CMH
2 stops35h 48mAlaska Airlines
Deal found 10/25$1,281
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 11/44:45 pmCMH - SYD
1 stop22h 15mUnited Airlines
Wed 11/1911:50 amSYD - CMH
1 stop19h 55mUnited Airlines
Deal found 10/25$1,291
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/411:09 amCMH - SYD
2 stops29h 21mDelta
Wed 11/1910:40 amSYD - CMH
2 stops22h 54mDelta
Deal found 10/26$1,295
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/229:30 amCMH - SYD
2 stops56h 05mAir Canada
Sat 12/2711:20 amSYD - CMH
2 stops49h 36mAir Canada
Deal found 10/26$1,319
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/236:44 pmCMH - SYD
2 stops33h 01mAlaska Airlines
Tue 12/29:40 pmSYD - CMH
2 stops60h 07mAlaska Airlines
Deal found 10/26$1,323
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/246:44 pmCMH - SYD
2 stops57h 01mAlaska Airlines
Tue 12/29:40 pmSYD - CMH
2 stops60h 07mAlaska Airlines
Deal found 10/26$1,355
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/64:40 pmCMH - SYD
2 stops48h 25mUnited Airlines
Thu 2/2611:50 amSYD - CMH
1 stop26h 22mUnited Airlines
Deal found 10/28$1,362
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.
Sat 11/224:45 pmCMH - SYD
2 stops48h 30mUnited Airlines
Sat 12/2711:50 amSYD - CMH
1 stop19h 57mUnited Airlines
Deal found 10/26$1,364
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/226:05 pmCMH - SYD
1 stop22h 55mAmerican Airlines
Sat 12/2711:20 amSYD - CMH
1 stop21h 47mAmerican Airlines
Deal found 10/26$1,394

Cheapflights Fare Finder

 
Customize your flight search to find flights from Columbus 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 Columbus Airport to Sydney that are best for you.

Fly from

Columbus

Fly to

Sydney

Route

Depart

Return

Price

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Sat 12/6

4:40 pm-9:05 am

2 stops48h 25m

Sydney Kingsford Smith

Thu 2/26

11:50 am-10:12 pm

1 stop26h 22m

$1,362

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Sat 11/22

4:45 pm-9:15 am

2 stops48h 30m

Sydney Kingsford Smith

Sat 12/27

11:50 am-3:47 pm

1 stop19h 57m

$1,364

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Mon 2/23

7:49 pm-7:15 am

2 stops43h 26m

Sydney Kingsford Smith

Mon 3/2

11:05 am-7:17 pm

2 stops48h 12m

$1,447

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Wed 2/25

3:41 pm-7:15 am

2 stops47h 34m

Sydney Kingsford Smith

Mon 3/2

10:20 pm-7:17 pm

2 stops36h 57m

$1,447

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Tue 2/24

3:41 pm-12:00 pm

2 stops52h 19m

Sydney Kingsford Smith

Mon 3/2

10:20 pm-7:17 pm

2 stops36h 57m

$1,447

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Mon 3/16

8:40 am-9:35 am

2 stops33h 55m

Sydney Kingsford Smith

Sat 3/21

10:20 pm-12:06 am

2 stops40h 46m

$1,458

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Mon 2/23

6:30 am-7:00 am

1 stop32h 30m

Sydney Kingsford Smith

Wed 3/4

11:50 am-3:57 pm

1 stop20h 07m

$1,461

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Wed 2/25

4:43 pm-7:00 am

1 stop22h 17m

Sydney Kingsford Smith

Wed 3/4

11:50 am-10:12 pm

1 stop26h 22m

$1,461

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Mon 2/23

11:44 am-7:00 am

1 stop27h 16m

Sydney Kingsford Smith

Tue 3/3

11:50 am-10:12 pm

1 stop26h 22m

$1,461

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Sun 2/22

11:44 am-7:00 am

1 stop27h 16m

Sydney Kingsford Smith

Wed 3/4

11:20 am-10:12 pm

2 stops26h 52m

$1,461

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 19 results
1
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Compare providers for flights from Columbus 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 Columbus 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
business-class.comPrice Accuracy3 starsTrust Score*3 stars
MytripPrice 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 Columbus Airport-Sydney flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Columbus Airport-Sydney flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Columbus Airport-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Columbus Airport-Sydney flights, Cheapflights users trust Mytrip the most. Mytrip 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 Columbus Airport-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 Columbus to Sydney

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

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

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

Booking 26 days in advance of your planned departure date is, on average, the best time to get cheap flights from Columbus Airport 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 Columbus Airport to Sydney?

Currently, September is the cheapest month in which you can book a flight from Columbus Airport to Sydney (average of $326). Flying from Columbus Airport to Sydney in July is currently the most expensive (average of $1,348). 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 CMH to SYD?

Find hourly flight availability from Columbus 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.

Unlike at noon, when flights are generally more expensive, you can save up to 10% on flights from Columbus Airport to Sydney by exploring options for tickets in the evening.

How much does it cost to fly round-trip from Columbus Airport 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 Columbus Airport 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
7,994 reviews

Overall

7.9

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

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
7,994 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

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
7,994 reviews

Overall

7.9

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

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
9,000 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

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
7,994 reviews

Overall

7.9

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

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 Columbus to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Columbus?

    Sydney Kingsford Smith (SYD) is the airport you will fly into if you book a flight from Columbus to Sydney. You should not have trouble finding flights to Kingsford Smith from Columbus; the airport handles an average of 0 inbound flights from Columbus per day. You should also have plenty of airline options to choose from since 4 airlines have flights to the Sydney airport from Columbus. It is only a 4.6 mi journey from Kingsford Smith (SYD) to Sydney’s city center.

  • How long is the flight from Columbus Airport to Sydney?

    United Airlines and Cathay Pacific can get you from Columbus Airport to Sydney in just under 43h 26m. Your travel time can differ by up to 4h 59m. The distance from Columbus Airport to Sydney is about 9462 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Currently priced at $276, Delta will fly you from Columbus Airport to Sydney and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $410 and $1,036, respectively. You may be able to fly from Columbus Airport to Sydney for 82% less than the average price by searching for these airlines.

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

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $673. Users have also found prices from $832 and $969 on Delta and Qantas Airways, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Columbus 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 Columbus Airport to Sydney?

    Currently, September is the cheapest month in which you can book a flight from Columbus Airport to Sydney (average of $326). Flying from Columbus Airport to Sydney in July is currently the most expensive (average of $1,348). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Columbus to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Columbus to Coolangatta flights

Top 4 airlines flying from Columbus to Sydney

Discover the top 4 airlines that operate flights from Columbus 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
DeltaCheapest$276Average$1,389FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$410Average$1,483FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,036Average$1,542FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$1,141Average$1,690FlexibilityNo cancel feeOn-time74%

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