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$1,146+ Cheap flights from Dayton (DAY) 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — SYD
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Dayton to Sydney

Cheapest flights from Dayton to Sydney
Explore the most affordable flight options available from Dayton to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This Ovago deal was found by Cheapflights users on 12/4. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/81:57 pmDAY - SYD
2 stops27h 03mQantas Airways
Wed 12/109:55 pmSYD - DAY
2 stops40h 10mQantas Airways
Deal found 12/4$2,904
This Qantas Airways deal was found by Cheapflights users on 12/4. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/812:07 pmDAY - SYD
3 stops27h 18mMultiple Airlines
Wed 12/101:00 pmSYD - DAY
2 stops24h 51mMultiple Airlines
Deal found 12/4$4,023

Find flight deals from Dayton to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Dayton (DAY) 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 December 4, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$1,146
(American Airlines)

Popular in

April

Cheapest in

November

Average price

$1,640
Provider with most accurate pricing for Dayton-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Dayton-Sydney Kingsford Smith flights.
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From Dayton to Sydney Kingsford Smith
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Highest demand for flights based on searches. 30% potential increase in price ($673 potential increase over avg. RT price).
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Cheapest flight prices on average. 16% potential price decrease ($215 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dayton 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 December 4, 2025.
Use the filters below to find and compare flights from Dayton to Sydney that are best for you.

Fly from

Dayton

Fly to

Sydney

Route

Depart

Return

Price

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Tue 3/3

7:07 am-6:55 am

1 stop31h 48m

Sydney Kingsford Smith

Tue 3/17

1:05 pm-6:41 pm

1 stop20h 36m

$1,146

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Fri 1/23

3:29 pm-6:55 am

1 stop23h 26m

Sydney Kingsford Smith

Fri 2/13

2:05 pm-6:44 pm

1 stop20h 39m

$1,246

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Fri 1/23

10:24 am-9:15 am

2 stops30h 51m

Sydney Kingsford Smith

Fri 2/13

11:50 am-10:41 pm

2 stops26h 51m

$1,266

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Fri 1/16

6:47 pm-6:50 am

2 stops44h 03m

Sydney Kingsford Smith

Fri 1/23

10:40 am-11:16 pm

2 stops28h 36m

$1,285

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Wed 1/14

2:52 pm-9:05 am

2 stops26h 13m

Sydney Kingsford Smith

Wed 1/28

12:10 pm-10:01 pm

2 stops25h 51m

$1,310

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

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

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

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

Currently, September is the cheapest month in which you can book a flight from Dayton to Sydney (average of $326). Flying from Dayton to Sydney in December is currently the most expensive (average of $1,253). 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 DAY to SYD?

Find hourly flight availability from Dayton 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 December 4, 2025.

When flying from Dayton to Sydney, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 72% versus a flight 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 December 4, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from Dayton to Sydney. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,066 reviews

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,066 reviews
United Airlines
7.4
Good
9,066 reviews

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
American Airlines
7.2
Good
11,047 reviews
United Airlines
7.4
Good
9,066 reviews

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

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

    For as low as $1,146, American Airlines can have you in Sydney from Dayton in 31h 48m. Dayton and Sydney are separated by a distance of 9392 mi.

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

    Currently priced at $943, United Airlines will fly you from Dayton to Sydney and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $1,280. United Airlines is priced at 38% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Dayton to Sydney (average of $326). Flying from Dayton to Sydney in December is currently the most expensive (average of $1,253). 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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Top 2 airlines flying from Dayton to Sydney

Discover the top 2 airlines that operate flights from Dayton 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$943Average$1,077FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,280Average$1,495FlexibilityNo cancel feeOn-time71%

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