$507 Cheap Flights from Sydney (SYD) to Duluth (DLH)

View $507 flight on Sat, Jan 17, 2026Opens in a new window

Popular airlines from Sydney Airport (SYD) to Duluth, MN (DLH-Duluth Intl.)

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Cheap Flights from Sydney to Duluth (SYD-DLH)

Prices were available within the past 7 days and start at $507 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Sydney (SYD) to Duluth (DLH)
Origin airport
Kingsford Smith Intl.
Destination airport
Duluth Intl.
Distance
9081 mi

Sydney to Duluth Flights

The cheapest times to fly from Sydney to Duluth

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 Sydney to Duluth are during the month of . You can find some of the cheapest flights from Sydney to Duluth with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sydney to Duluth

Sunday is one of the best days to book for cheap flights from Sydney to Duluth: 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 Sydney to Duluth

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 Sydney to Duluth in 2025. You can also book with separate airlines for your outbound and return journeys, from $507 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 Sydney to Duluth 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 Sydney to Duluth 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.

 

Frequently asked questions

How much does a flight from Kingsford Smith Intl. Airport (SYD) to Duluth Intl. Airport (DLH) cost?
Grab a cheap one-way flight from $507 or cheap return flight from Kingsford Smith Intl. Airport (SYD) to Duluth Intl. Airport (DLH) 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 Kingsford Smith Intl. Airport (SYD) to Duluth Intl. Airport (DLH)?
The cheapest month to fly from SYD to DLH is , when demand is low. Off-peak months are usually when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Kingsford Smith Intl. Airport (SYD) to Duluth Intl. Airport (DLH)?
To find the cheapest airline flying from SYD to DLH, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Kingsford Smith Intl. Airport (SYD) to Duluth Intl. Airport (DLH)?
You'll need to take a flight with a layover when traveling from Kingsford Smith Intl. Airport (SYD) to Duluth Intl. Airport (DLH). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from SYD to DLH?
Friday is generally 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, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kingsford Smith Intl. Airport (SYD) to Duluth Intl. Airport (DLH)?
To land at Duluth Intl. Airport (DLH) without delays, book a flight that leaves Kingsford Smith Intl. Airport (SYD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Kingsford Smith Intl. Airport (SYD) to Duluth Intl. Airport (DLH) last-minute?
Booking your plane ticket from SYD to DLH shortly before your trip is typically more expensive. However, if you're flexible with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a SYD to DLH flight and hotel package?
You can save money by booking a SYD to DLH flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've chosen your preferred accommodations and flights, you can add extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Kingsford Smith Intl. Airport (SYD) to Duluth Intl. Airport (DLH)?
If you booked your SYD to DLH flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

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*Available to One Key members.