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$1,272+ 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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — SYD
Apr 6 — Apr 131
Mon 4/6
Mon 4/13
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 March 7, 2026.

This Delta deal was found by Cheapflights users on 3/2. 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.
Thu 3/196:00 am
DAY
-
SYD
2 stops34h 30m
Delta
Mon 3/239:40 am
SYD
-
DAY
2 stops28h 08m
Delta
Deal found 3/2$1,272
This United Airlines deal was found by Cheapflights users on 3/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/182:50 pm
DAY
-
SYD
2 stops26h 05m
United Airlines
Sat 4/2510:20 am
SYD
-
DAY
2 stops24h 07m
United Airlines
Deal found 3/4$1,273
This United Airlines deal was found by Cheapflights users on 3/2. 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.
Wed 3/49:45 am
DAY
-
SYD
2 stops53h 15m
United Airlines
Sun 3/811:05 am
SYD
-
DAY
2 stops26h 25m
United Airlines
Deal found 3/2$1,287
This United Airlines deal was found by Cheapflights users on 3/2. 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.
Thu 4/167:33 pm
DAY
-
SYD
2 stops69h 27m
United Airlines
Thu 4/239:30 am
SYD
-
DAY
2 stops24h 57m
United Airlines
Deal found 3/2$1,290
This United Airlines deal was found by Cheapflights users on 3/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/192:07 pm
DAY
-
SYD
2 stops25h 53m
United Airlines
Mon 3/2312:10 pm
SYD
-
DAY
2 stops24h 58m
United Airlines
Deal found 3/4$1,321
This United Airlines deal was found by Cheapflights users on 3/3. 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.
Fri 4/249:10 am
DAY
-
SYD
2 stops31h 45m
United Airlines
Tue 4/2810:20 am
SYD
-
DAY
2 stops22h 38m
United Airlines
Deal found 3/3$1,322
This American Airlines deal was found by Cheapflights users on 3/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/186:03 pm
DAY
-
SYD
2 stops23h 02m
American Airlines
Sat 4/2512:00 pm
SYD
-
DAY
1 stop20h 26m
American Airlines
Deal found 3/4$1,350
This American Airlines deal was found by Cheapflights users on 3/6. 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.
Fri 4/312:09 pm
DAY
-
SYD
1 stop28h 46m
American Airlines
Fri 4/109:10 am
SYD
-
DAY
2 stops26h 28m
American Airlines
Deal found 3/6$1,400
This KAYAK deal was found by Cheapflights users on 3/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/212:09 pm
DAY
-
SYD
2 stops26h 56m
Qantas Airways
Mon 4/279:50 pm
SYD
-
DAY
3 stops53h 49m
Qantas Airways
Deal found 3/2$1,673
This United Airlines deal was found by Cheapflights users on 3/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/57:24 am
DAY
-
SYD
2 stops55h 36m
United Airlines
Wed 3/1110:25 am
SYD
-
DAY
2 stops28h 18m
United Airlines
Deal found 3/4$1,810
This Cathay Pacific deal was found by Cheapflights users on 3/6. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/105:59 pm
DAY
-
SYD
2 stops36h 11m
Multiple Airlines
Sat 5/164:10 pm
SYD
-
DAY
3 stops44h 07m
Multiple Airlines
Deal found 3/6$2,004

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 March 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,272
(United Airlines)

Popular in

April

Cheapest in

November

Average price

$1,269
Provider with most accurate pricing for Dayton-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dayton-Sydney Kingsford Smith flights.
Search Deals
From Dayton to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($606 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 13% potential price decrease ($190 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 7, 2026.
Use the filters below to find and compare flights from Dayton to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Thu 3/19

10:50 am-8:05 am

2 stops30h 15m

Sydney Kingsford Smith

Mon 3/23

12:10 pm-10:30 pm

2 stops25h 20m

$1,272

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Tue 4/21

6:00 am-6:50 am

2 stops34h 50m

Sydney Kingsford Smith

Mon 4/27

9:15 am-12:17 am

2 stops29h 02m

$1,272

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Sat 4/18

2:50 pm-6:55 am

2 stops26h 05m

Sydney Kingsford Smith

Sat 4/25

10:20 am-8:27 pm

2 stops24h 07m

$1,273

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Thu 4/16

7:33 pm-7:00 am

2 stops69h 27m

Sydney Kingsford Smith

Thu 4/23

9:30 am-8:27 pm

2 stops24h 57m

$1,290

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Sat 5/23

11:20 am-6:50 am

2 stops29h 30m

Sydney Kingsford Smith

Wed 5/27

9:15 am-11:32 pm

2 stops28h 17m

$1,321

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Sun 5/10

2:55 pm-6:55 am

2 stops26h 00m

Sydney Kingsford Smith

Sat 5/16

10:20 am-6:53 pm

2 stops22h 33m

$1,321

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Fri 4/24

2:05 pm-6:55 am

2 stops26h 50m

Sydney Kingsford Smith

Tue 4/28

10:20 am-10:25 pm

2 stops26h 05m

$1,321
Quickest round-trip

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Thu 3/19

5:56 pm-6:55 am

1 stop21h 59m

Sydney Kingsford Smith

Mon 3/23

11:20 am-8:12 pm

2 stops23h 52m

$2,154

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Sat 5/23

5:46 pm-7:05 am

2 stops23h 19m

Sydney Kingsford Smith

Wed 5/27

12:00 pm-8:48 pm

1 stop22h 48m

$2,160

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Sat 4/18

6:03 pm-7:45 am

3 stops47h 42m

Sydney Kingsford Smith

Sat 4/25

2:05 pm-10:17 pm

2 stops46h 12m

$2,171

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/3

Sorted by cheapest first

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dayton-Sydney flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 $309). Flying from Dayton to Sydney in December is currently the most expensive (average of $1,216). 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.

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 March 7, 2026.
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
9,404 reviews

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,404 reviews
United Airlines
7.4
Good
9,404 reviews

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,398 reviews
United Airlines
7.4
Good
9,404 reviews

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 $1,272, United Airlines can have you in Sydney from Dayton in 30h 15m. 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 $1,280. United Airlines is priced at 40% 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 $309). Flying from Dayton to Sydney in December is currently the most expensive (average of $1,216). 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

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Alternative routes for Dayton to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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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 March 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$943Average$1,431FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,280Average$1,495FlexibilityNo cancel feeOn-time71%

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