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$1,107+ Cheap flights from Columbus (CMH) to Sydney (SYD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — SYD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 2 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 September 11, 2025.

Round-trip from

$1,113
(FlightHub)

Popular in

December

Cheapest in

January

Average price

$1,329
From Columbus to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($168 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($95 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 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 September 11, 2025.

This oojo deal was found by Cheapflights users on 9/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/65:08 pmCMH - SYD
2 stops34h 57mQantas Airways
Fri 11/142:05 pmSYD - CMH
1 stop20h 58mQantas Airways
Deal found 9/9$1,107
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:48 pmCMH - SYD
1 stop23h 12mQantas Airways
Wed 12/37:15 pmSYD - CMH
2 stops35h 09mQantas Airways
Deal found 9/10$1,113
This Gotogate deal was found by Cheapflights users on 9/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/189:20 amCMH - SYD
2 stops32h 00mAir Canada
Fri 10/39:20 amSYD - CMH
2 stops44h 13mAir Canada
Deal found 9/11$1,126
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 11/46:24 pmCMH - SYD
2 stops33h 21mAlaska Airlines
Tue 11/189:40 pmSYD - CMH
2 stops35h 48mAlaska Airlines
Deal found 9/10$1,127
This Gotogate deal was found by Cheapflights users on 9/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/269:20 amCMH - SYD
2 stops32h 15mAir Canada
Sun 11/211:20 amSYD - CMH
2 stops25h 36mAir Canada
Deal found 9/11$1,145
This Air Canada deal was found by Cheapflights users on 9/9. 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 11/69:30 amCMH - SYD
2 stops32h 05mAir Canada
Fri 11/1411:20 amSYD - CMH
2 stops25h 36mAir Canada
Deal found 9/9$1,206
This Air Canada deal was found by Cheapflights users on 9/11. 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 10/19:20 amCMH - SYD
2 stops32h 00mAir Canada
Wed 10/810:20 amSYD - CMH
2 stops44h 13mAir Canada
Deal found 9/11$1,207
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/268:42 amCMH - SYD
2 stops59h 03mMultiple Airlines
Sun 11/25:45 pmSYD - CMH
1 stop41h 28mMultiple Airlines
Deal found 9/11$1,208
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/46:24 pmCMH - SYD
2 stops45h 01mMultiple Airlines
Tue 11/185:45 pmSYD - CMH
1 stop42h 41mMultiple Airlines
Deal found 9/10$1,237
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Wed 11/54:28 pmCMH - SYD
2 stops25h 07mMultiple Airlines
Wed 11/1211:20 amSYD - CMH
2 stops25h 36mMultiple Airlines
Deal found 9/9$1,251
This lol.travel deal was found by Cheapflights users on 9/11. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/185:28 pmCMH - SYD
1 stop23h 27mUnited Airlines
Fri 10/39:30 amSYD - CMH
2 stops25h 15mUnited Airlines
Deal found 9/11$1,262
This lol.travel deal was found by Cheapflights users on 9/11. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/185:55 pmCMH - SYD
1 stop23h 10mQantas Airways
Fri 10/39:10 amSYD - CMH
1 stop21h 54mQantas Airways
Deal found 9/11$1,321

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 September 11, 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

Thu 11/6

5:08 pm-8:05 pm

2 stops34h 57m

Sydney Kingsford Smith

Fri 11/14

2:05 pm-7:03 pm

1 stop20h 58m

$1,107

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Tue 10/28

6:48 pm-9:00 am

1 stop23h 12m

Sydney Kingsford Smith

Wed 12/3

7:15 pm-2:24 pm

2 stops35h 09m

$1,113

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Thu 9/18

9:20 am-7:20 am

2 stops32h 00m

Sydney Kingsford Smith

Fri 10/3

9:20 am-3:33 pm

2 stops44h 13m

$1,126

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Tue 11/4

6:24 pm-7:45 pm

2 stops33h 21m

Sydney Kingsford Smith

Tue 11/18

9:40 pm-5:28 pm

2 stops35h 48m

$1,127

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Sun 10/26

9:20 am-8:35 am

2 stops32h 15m

Sydney Kingsford Smith

Sun 11/2

11:20 am-9:56 pm

2 stops25h 36m

$1,145

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Thu 11/6

9:30 am-9:35 am

2 stops32h 05m

Sydney Kingsford Smith

Fri 11/14

11:20 am-8:56 pm

2 stops25h 36m

$1,206

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Tue 11/4

6:24 pm-7:25 am

2 stops45h 01m

Sydney Kingsford Smith

Tue 11/18

5:45 pm-8:26 pm

1 stop42h 41m

$1,237

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Wed 11/5

4:28 pm-9:35 am

2 stops25h 07m

Sydney Kingsford Smith

Wed 11/12

11:20 am-8:56 pm

2 stops25h 36m

$1,251

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Thu 9/18

5:28 pm-6:55 am

1 stop23h 27m

Sydney Kingsford Smith

Fri 10/3

9:30 am-8:45 pm

2 stops25h 15m

$1,262

ColumbusSydney

CMH - SYD

CMHSYD

Columbus

Thu 9/18

5:55 pm-7:05 am

1 stop23h 10m

Sydney Kingsford Smith

Fri 10/3

9:10 am-5:04 pm

1 stop21h 54m

$1,321

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 11 results
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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 August 29, 2025.

Booking 2 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, February is the cheapest month in which you can book a flight from Columbus Airport to Sydney (average of $1,035). Flying from Columbus Airport to Sydney in December is currently the most expensive (average of $1,626). 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 September 11, 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.

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 September 11, 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
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Qantas Airways
7.5
Good
905 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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?

    Qantas Airways, Air Canada, and Alaska Airlines can get you from Columbus Airport to Sydney in just under 32h. Your travel time can differ by up to 2h 57m. 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.

  • 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, February is the cheapest month in which you can book a flight from Columbus Airport to Sydney (average of $1,035). Flying from Columbus Airport to Sydney in December is currently the most expensive (average of $1,626). 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$276Average$1,389FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$410Average$1,481FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,036Average$1,510FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$1,141Average$1,878FlexibilityNo cancel feeOn-time74%

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