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Cheap flights from Dayton (DAY) to Sydney (SYD)

DAY — SYD
Feb 15 — Feb 221
Sun 2/15
Sun 2/22
1 adult, Economy
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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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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 January 16, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$1,263
(United Airlines)

One-way from

$583
(United Airlines)

Popular in

April

Cheapest in

November

Average price

$1,873
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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One-way flight from Dayton to Sydney Kingsford Smith
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Highest demand for flights based on searches. 24% potential increase in price ($538 potential increase over avg. RT price).
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Cheapest flight prices on average. 15% potential price decrease ($223 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January.
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 $321). 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.

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 January 16, 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
9,163 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

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
9,163 reviews
United Airlines
7.4
Good
9,163 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

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
7.2
Good
11,136 reviews
United Airlines
7.4
Good
9,163 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

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 $1,263, United Airlines can have you in Sydney from Dayton in 26h 23m. 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 43% 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 $321). 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 January 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$943Average$1,316FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,280Average$1,447FlexibilityNo cancel feeOn-time71%

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