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$1,165+ 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — SYD
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
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Find 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 November 26, 2025.

This Delta deal was found by Cheapflights users on 11/24. 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.
Mon 12/16:00 amDAY - SYD
2 stops34h 30mDelta
Sun 12/710:40 amSYD - DAY
2 stops28h 31mDelta
Deal found 11/24$1,273
This American Airlines deal was found by Cheapflights users on 11/24. 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 12/15:40 pmDAY - SYD
1 stop21h 15mAmerican Airlines
Sun 12/72:05 pmSYD - DAY
1 stop20h 42mAmerican Airlines
Deal found 11/24$2,096
This business-class.com deal was found by Cheapflights users on 11/25. 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 business-class.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:40 pmDAY - SYD
2 stops26h 35mQantas Airways
Mon 1/59:55 pmSYD - DAY
2 stops36h 45mQantas Airways
Deal found 11/25$6,988
This United Airlines deal was found by Cheapflights users on 11/24. 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 12/219:00 amDAY - SYD
2 stops30h 00mUnited Airlines
Thu 1/111:50 amSYD - DAY
2 stops26h 32mUnited Airlines
Deal found 11/24$8,520
This AranGrant deal was found by Cheapflights users on 11/24. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:40 pmDAY - SYD
2 stops26h 15mQantas Airways
Thu 1/12:05 pmSYD - DAY
1 stop23h 49mQantas Airways
Deal found 11/24$11,749
This Qantas Airways deal was found by Cheapflights users on 11/25. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:07 amDAY - SYD
3 stops32h 18mMultiple Airlines
Mon 1/512:30 pmSYD - DAY
2 stops25h 24mMultiple Airlines
Deal found 11/25$15,282

Cheap 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 November 26, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$1,165
(Delta)

Popular in

April

Cheapest in

November

Average price

$946
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
Search Deals
Highest demand for flights based on searches. 30% potential increase in price ($676 potential increase over avg. RT price).
Search Deals
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 November 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 November 26, 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

Mon 2/2

11:37 am-8:30 am

2 stops28h 53m

Sydney Kingsford Smith

Wed 2/11

10:40 am-11:16 pm

2 stops28h 36m

$1,165

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Sun 2/8

6:00 am-8:30 am

2 stops34h 30m

Sydney Kingsford Smith

Tue 2/17

10:40 am-10:43 pm

2 stops28h 03m

$1,165

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Tue 2/3

6:00 am-8:30 am

2 stops34h 30m

Sydney Kingsford Smith

Tue 2/10

2:15 pm-11:16 pm

2 stops25h 01m

$1,165

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Mon 3/23

2:07 pm-7:00 am

2 stops25h 53m

Sydney Kingsford Smith

Sun 4/5

9:30 am-10:31 pm

2 stops51h 01m

$1,181

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Tue 2/10

2:52 pm-9:15 am

2 stops26h 23m

Sydney Kingsford Smith

Sat 2/28

11:20 am-7:38 pm

2 stops24h 18m

$1,215

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Fri 3/13

5:56 pm-6:55 am

1 stop21h 59m

Sydney Kingsford Smith

Sat 3/21

1:05 pm-10:05 pm

1 stop24h 00m

$1,245

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Fri 1/23

4:21 pm-9:00 am

2 stops24h 39m

Sydney Kingsford Smith

Fri 2/13

11:20 am-9:14 pm

2 stops25h 54m

$1,248

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Fri 1/23

10:24 am-9:15 am

2 stops30h 51m

Sydney Kingsford Smith

Fri 2/13

11:20 am-7:38 pm

2 stops24h 18m

$1,265

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

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 November.
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 November 26, 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.

How much does it cost to fly round-trip from Dayton 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 November 26, 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
9,050 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,050 reviews
United Airlines
7.4
Good
9,050 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,038 reviews
United Airlines
7.4
Good
9,050 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 $1,181, Delta can have you in Sydney from Dayton in 25h 53m. Dayton and Sydney are separated by a distance of 9392 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $1,342. 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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$943Average$1,077FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,342Average$1,495FlexibilityNo cancel feeOn-time71%

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