$666 Cheap Flights from Cincinnati (CVG) to Adelaide (ADL)

View $666 flight on Fri, Nov 14, 2025Opens in a new window

Popular airlines from Cincinnati-Northern Kentucky Int'l Airport (CVG) to Adelaide, SA Airport (ADL)

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Cheap Flights from Cincinnati to Adelaide (CVG-ADL)

Prices were available within the past 7 days and start at $666 for one-way flights and $1,601 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qantas Airways
Mon, Dec 8 - Mon, Jan 19
CVG
Cincinnati
ADL
Adelaide
$1,601 Roundtrip, found 1 day ago
$1,601
Roundtrip
found 1 day ago
Select Qantas Airways flight, departing Mon, Dec 8 from Cincinnati to Adelaide, returning Mon, Jan 19, priced at $1,601 found 1 day ago
Qantas Airways
Mon, Dec 8 - Mon, Jan 19
CVG
Cincinnati
ADL
Adelaide
$1,613 Roundtrip, found 1 day ago
$1,613
Roundtrip
found 1 day ago
Select Qantas Airways flight, departing Mon, Dec 8 from Cincinnati to Adelaide, returning Mon, Jan 19, priced at $1,613 found 1 day ago
American Airlines
Mon, Dec 8 - Mon, Jan 19
CVG
Cincinnati
ADL
Adelaide
$1,640 Roundtrip, found 1 day ago
$1,640
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Dec 8 from Cincinnati to Adelaide, returning Mon, Jan 19, priced at $1,640 found 1 day ago
American Airlines
Mon, Dec 8 - Mon, Jan 19
CVG
Cincinnati
ADL
Adelaide
$1,650 Roundtrip, found 1 day ago
$1,650
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Dec 8 from Cincinnati to Adelaide, returning Mon, Jan 19, priced at $1,650 found 1 day ago
Qantas Airways
Mon, Dec 8 - Mon, Jan 19
CVG
Cincinnati
ADL
Adelaide
$1,653 Roundtrip, found 1 day ago
$1,653
Roundtrip
found 1 day ago
Select Qantas Airways flight, departing Mon, Dec 8 from Cincinnati to Adelaide, returning Mon, Jan 19, priced at $1,653 found 1 day ago
American Airlines
Mon, Dec 8 - Mon, Jan 19
CVG
Cincinnati
ADL
Adelaide
$1,654 Roundtrip, found 1 day ago
$1,654
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Dec 8 from Cincinnati to Adelaide, returning Mon, Jan 19, priced at $1,654 found 1 day ago
American Airlines
Mon, Dec 8 - Mon, Jan 19
CVG
Cincinnati
ADL
Adelaide
$1,664 Roundtrip, found 1 day ago
$1,664
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Dec 8 from Cincinnati to Adelaide, returning Mon, Jan 19, priced at $1,664 found 1 day ago
United
Mon, Dec 8 - Mon, Jan 19
CVG
Cincinnati
ADL
Adelaide
$1,871 Roundtrip, found 1 day ago
$1,871
Roundtrip
found 1 day ago
Select United flight, departing Mon, Dec 8 from Cincinnati to Adelaide, returning Mon, Jan 19, priced at $1,871 found 1 day ago
Air Canada
Wed, Nov 19 - Thu, Dec 11
CVG
Cincinnati
ADL
Adelaide
$1,911 Roundtrip, found 2 days ago
$1,911
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Nov 19 from Cincinnati to Adelaide, returning Thu, Dec 11, priced at $1,911 found 2 days ago
Air New Zealand
Mon, Dec 8 - Mon, Jan 19
CVG
Cincinnati
ADL
Adelaide
$2,099 Roundtrip, found 1 day ago
$2,099
Roundtrip
found 1 day ago
Select Air New Zealand flight, departing Mon, Dec 8 from Cincinnati to Adelaide, returning Mon, Jan 19, priced at $2,099 found 1 day ago

Frequently asked questions

How much does a flight from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Adelaide Airport (ADL) cost?
Snag a cheap one-way flight from $666 or cheap return flight from $1,601 from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Adelaide Airport (ADL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Adelaide Airport (ADL)?
The cheapest month to fly from CVG to ADL is December, when there's less demand. Off-peak season is generally when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Adelaide Airport (ADL)?
To find the cheapest airline flying from CVG to ADL, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Adelaide Airport (ADL)?
Direct flights from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Adelaide Airport (ADL) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CVG to ADL?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on a number of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Adelaide Airport (ADL)?
To avoid possible delays on the Cincinnati - Northern Kentucky Intl. Airport (CVG) to Adelaide Airport (ADL) route, aim to fly before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Adelaide Airport (ADL) last-minute?
Booking your plane ticket from CVG to ADL just before your getaway is usually more expensive. However, if you're flexible with your schedule, you could score a cheap last-minute fare.
Is it cheaper to book a CVG to ADL flight and hotel package?
You'll typically save money by booking a CVG to ADL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After choosing your ideal accommodations and flights, you can add extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Adelaide Airport (ADL)?
If you booked your CVG to ADL flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Cincinnati - Northern Kentucky Intl.
Destination airport
Adelaide
Airlines serving
Air Canada, Air New Zealand, American Airlines, Qantas Airways, Qatar Airways, United
Roundtrip price
$1,601
Distance
10058 mi

Book with confidence

Cincinnati to Adelaide Flights

The cheapest times to fly from Cincinnati to Adelaide

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Cincinnati to Adelaide are during the month of December. You can find some of the cheapest flights from Cincinnati to Adelaide with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cincinnati to Adelaide

Sunday is one of the best days to book for cheap flights from Cincinnati to Adelaide: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Cincinnati to Adelaide

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Cincinnati to Adelaide in 2025. You can also book with separate airlines for your outbound and return journeys, from $666 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Cincinnati to Adelaide flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Cincinnati to Adelaide airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Cincinnati to Adelaide Flights

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*Available to One Key members.