$769 Cheap Flights from Sydney (SYD) to Harrisburg (MDT)

View $769 flight on Thu, Nov 6, 2025Opens in a new window

Popular airlines from Sydney Airport (SYD) to Harrisburg Intl. Airport (MDT)

Cheap Flights from Sydney to Harrisburg (SYD-MDT)

Prices were available within the past 7 days and start at $769 for one-way flights and $1,175 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Oct 27 - Sun, Nov 9
SYD
Sydney
MDT
Harrisburg
$1,175 Roundtrip, found 2 days ago
$1,175
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Oct 27 from Sydney to Harrisburg, returning Sun, Nov 9, priced at $1,175 found 2 days ago
Delta
Thu, Oct 30 - Tue, Nov 4
SYD
Sydney
MDT
Harrisburg
$1,273 Roundtrip, found 2 days ago
$1,273
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Oct 30 from Sydney to Harrisburg, returning Tue, Nov 4, priced at $1,273 found 2 days ago
Delta
Thu, Oct 30 - Mon, Nov 3
SYD
Sydney
MDT
Harrisburg
$1,280 Roundtrip, found 2 days ago
$1,280
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Oct 30 from Sydney to Harrisburg, returning Mon, Nov 3, priced at $1,280 found 2 days ago
American Airlines
Sat, Nov 1 - Sun, Nov 9
SYD
Sydney
MDT
Harrisburg
$1,311 Roundtrip, found 2 days ago
$1,311
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Nov 1 from Sydney to Harrisburg, returning Sun, Nov 9, priced at $1,311 found 2 days ago
Delta
Thu, Oct 30 - Fri, Nov 7
SYD
Sydney
MDT
Harrisburg
$1,321 Roundtrip, found 2 days ago
$1,321
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Oct 30 from Sydney to Harrisburg, returning Fri, Nov 7, priced at $1,321 found 2 days ago
Delta
Fri, Oct 31 - Tue, Nov 4
SYD
Sydney
MDT
Harrisburg
$1,328 Roundtrip, found 2 days ago
$1,328
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Oct 31 from Sydney to Harrisburg, returning Tue, Nov 4, priced at $1,328 found 2 days ago
American Airlines
Sat, Nov 1 - Thu, Nov 6
SYD
Sydney
MDT
Harrisburg
$1,353 Roundtrip, found 2 days ago
$1,353
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Nov 1 from Sydney to Harrisburg, returning Thu, Nov 6, priced at $1,353 found 2 days ago
American Airlines
Sat, Nov 1 - Fri, Nov 7
SYD
Sydney
MDT
Harrisburg
$1,360 Roundtrip, found 2 days ago
$1,360
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Nov 1 from Sydney to Harrisburg, returning Fri, Nov 7, priced at $1,360 found 2 days ago
Etihad Airways
Wed, Oct 29 - Wed, Nov 5
SYD
Sydney
MDT
Harrisburg
$1,590 Roundtrip, found 2 days ago
$1,590
Roundtrip
found 2 days ago
Select Etihad Airways flight, departing Wed, Oct 29 from Sydney to Harrisburg, returning Wed, Nov 5, priced at $1,590 found 2 days ago
United
Wed, Oct 29 - Wed, Nov 5
SYD
Sydney
MDT
Harrisburg
$1,747 Roundtrip, found 2 days ago
$1,747
Roundtrip
found 2 days ago
Select United flight, departing Wed, Oct 29 from Sydney to Harrisburg, returning Wed, Nov 5, priced at $1,747 found 2 days ago

Alternative airports near Harrisburg

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Harrisburg Intl. MDT. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $1,311
MDT
Harrisburg Intl.
Cheapest
Average driving time to city center16 min
Flights from $1,311

Frequently asked questions

How much does a flight from Kingsford Smith Intl. Airport (SYD) to Harrisburg Intl. Airport (MDT) cost?
Grab a cheap one-way flight from $769 or cheap return flight from $1,175 from Kingsford Smith Intl. Airport (SYD) to Harrisburg Intl. Airport (MDT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Kingsford Smith Intl. Airport (SYD) to Harrisburg Intl. Airport (MDT)?
Flying in October can help you save, as it's the cheapest month for flights between SYD and MDT. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Kingsford Smith Intl. Airport (SYD) to Harrisburg Intl. Airport (MDT)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from SYD to MDT. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Kingsford Smith Intl. Airport (SYD) to Harrisburg Intl. Airport (MDT)?
There aren't any daily direct flights available from Kingsford Smith Intl. Airport (SYD) to Harrisburg Intl. Airport (MDT). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from SYD to MDT?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the time of year, carrier and other factors.*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 Harrisburg Intl. Airport (MDT)?
To arrive at Harrisburg Intl. Airport (MDT) without delays, choose a flight that leaves from Kingsford Smith Intl. Airport (SYD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Harrisburg Intl. Airport (MDT) last-minute?
Holding off until just before your departure to book your flight from SYD to MDT generally means paying more. While you may come across some last-minute discounts, there's no guarantee. Allow some flexibility in your schedule for a better chance of getting a bargain.
Is it cheaper to book a SYD to MDT flight and hotel package?
You'll typically save money by securing a SYD to MDT flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After choosing your ideal flights and accommodations, consider adding extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Kingsford Smith Intl. Airport (SYD) to Harrisburg Intl. Airport (MDT)?
Typically, you can modify or cancel your SYD to MDT flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need more details, head to our Customer Service portal.

Travel information

Origin airport
Kingsford Smith Intl.
Destination airport
Harrisburg Intl.
Roundtrip price
$1,175
Distance
9791 mi

Book with confidence

Sydney to Harrisburg Flights

The cheapest times to fly from Sydney to Harrisburg

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

 

The best time to book a flight from Sydney to Harrisburg

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

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 Harrisburg in 2025. You can also book with separate airlines for your outbound and return journeys, from $769 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 Harrisburg 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 Harrisburg 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.

 

Sydney to Harrisburg Flights

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*Available to One Key members.