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Cheap flights from Harrisburg to Sydney from $1,371

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Harrisburg to Sydney departing on 8/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Harrisburg to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:30 am - 7:00 am
MDT
-
SYD
34h 30m
2 stops
United Airlines Logo
10:20 am - 11:30 pm
SYD
-
MDT
27h 10m
2 stops
$1,371United Airlines
Sun, Aug 9 - Sun, Aug 16
United Airlines Logo
5:54 pm - 7:55 am
MDT
-
SYD
47h 01m
2 stops
United Airlines Logo
10:30 am - 9:51 am
SYD
-
MDT
38h 21m
2 stops
$1,429United Airlines
Fri, Oct 9 - Fri, Oct 23
Qantas Airways Logo
6:50 am - 6:55 am
MDT
-
SYD
33h 05m
1 stop
Qantas Airways Logo
1:00 pm - 11:09 pm
SYD
-
MDT
25h 09m
1 stop
$1,709Qantas Airways
Fri, Oct 9 - Fri, Oct 23
Qantas Airways Logo
6:50 am - 6:55 am
MDT
-
SYD
33h 05m
1 stop
Qantas Airways Logo
10:10 am - 8:33 pm
SYD
-
MDT
25h 23m
2 stops
$1,939Qantas Airways
Fri, Oct 9 - Fri, Oct 23
Qantas Airways Logo
8:10 am - 8:05 am
MDT
-
SYD
32h 55m
2 stops
Qantas Airways Logo
9:50 pm - 9:39 am
SYD
-
MDT
50h 49m
3 stops
$2,515Qantas Airways
Fri, Oct 9 - Fri, Oct 23
Multiple Airlines Logo
1:07 pm - 9:45 am
MDT
-
SYD
29h 38m
3 stops
Multiple Airlines Logo
6:25 am - 8:38 pm
SYD
-
MDT
29h 13m
3 stops
$3,211Multiple Airlines
Fri, Oct 9 - Fri, Oct 23

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United Airlines flights from Harrisburg to Sydney

Our best United Airlines deals on Harrisburg to Sydney flight tickets
United Airlines
Jun 29
MDT2:52 pmHarrisburg
26h 08m
2 stops
SYD7:00 amSydney Kingsford Smith
Jul 13
SYD9:30 amSydney Kingsford Smith
25h 59m
2 stops
MDT9:29 pmHarrisburg
$1,177
United Airlines
Aug 9
MDT6:30 amHarrisburg
34h 30m
2 stops
SYD7:00 amSydney Kingsford Smith
Aug 16
SYD10:20 amSydney Kingsford Smith
27h 10m
2 stops
MDT11:30 pmHarrisburg
$1,371
United Airlines
Oct 9
MDT5:54 pmHarrisburg
47h 01m
2 stops
SYD7:55 amSydney Kingsford Smith
Oct 23
SYD10:30 amSydney Kingsford Smith
38h 21m
2 stops
MDT9:51 amHarrisburg
$1,429

Qantas Airways flights from Harrisburg to Sydney

Our best Qantas Airways deals on Harrisburg to Sydney flight tickets
Qantas Airways
Oct 9
MDT6:50 amHarrisburg
33h 05m
1 stop
SYD6:55 amSydney Kingsford Smith
Oct 23
SYD1:00 pmSydney Kingsford Smith
25h 09m
1 stop
MDT11:09 pmHarrisburg
$1,709
Qantas Airways
Oct 9
MDT6:50 amHarrisburg
33h 05m
1 stop
SYD6:55 amSydney Kingsford Smith
Oct 23
SYD10:10 amSydney Kingsford Smith
25h 23m
2 stops
MDT8:33 pmHarrisburg
$1,939
Qantas Airways
Oct 9
MDT8:10 amHarrisburg
32h 55m
2 stops
SYD8:05 amSydney Kingsford Smith
Oct 23
SYD9:50 pmSydney Kingsford Smith
50h 49m
3 stops
MDT9:39 amHarrisburg
$2,515

momondo Fare Finder

 
Customize your flight search to find flights from Harrisburg 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, momondo users made 832,500 searches. Data last updated June 28, 2026.
Use the filters below to find and compare flights from Harrisburg to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarrisburgSydney

MDT - SYD

MDTSYD

Harrisburg

Sun 8/9

6:30 am-7:00 am

2 stops34h 30m

Sydney Kingsford Smith

Sun 8/16

10:20 am-11:30 pm

2 stops27h 10m

$1,371

HarrisburgSydney

MDT - SYD

MDTSYD

Harrisburg

Fri 10/9

5:54 pm-7:55 am

2 stops47h 01m

Sydney Kingsford Smith

Fri 10/23

10:30 am-9:51 am

2 stops38h 21m

$1,429
Quickest round-trip

HarrisburgSydney

MDT - SYD

MDTSYD

Harrisburg

Fri 10/9

6:50 am-6:55 am

1 stop33h 05m

Sydney Kingsford Smith

Fri 10/23

1:00 pm-11:09 pm

1 stop25h 09m

$1,709

HarrisburgSydney

MDT - SYD

MDTSYD

Harrisburg

Fri 10/9

6:50 am-6:55 am

1 stop33h 05m

Sydney Kingsford Smith

Fri 10/23

10:10 am-8:33 pm

2 stops25h 23m

$1,939

HarrisburgSydney

MDT - SYD

MDTSYD

Harrisburg

Fri 10/9

8:10 am-8:05 am

2 stops32h 55m

Sydney Kingsford Smith

Fri 10/23

9:50 pm-9:39 am

3 stops50h 49m

$2,515

HarrisburgSydney

MDT - SYD

MDTSYD

Harrisburg

Fri 10/9

1:07 pm-9:45 am

3 stops29h 38m

Sydney Kingsford Smith

Fri 10/23

6:25 am-8:38 pm

3 stops29h 13m

$3,211
Cheapest one-way
Quickest one-way

HarrisburgSydney

MDT - SYD

MDTSYD

Harrisburg

Wed 8/19

1:25 pm-7:30 am

2 stops28h 05m

$5,239

HarrisburgSydney

MDT - SYD

MDTSYD

Harrisburg

Wed 8/19

7:00 am-8:20 am

3 stops35h 20m

$5,273

HarrisburgSydney

MDT - SYD

MDTSYD

Harrisburg

Wed 8/19

7:00 am-6:55 am

1 stop33h 55m

$5,292

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Sydney from

How to get the cheapest flight ticket from Harrisburg to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Harrisburg to Sydney Kingsford Smith?

American Airlines is the most popular carrier operating from Harrisburg to Sydney Kingsford Smith

What airlines fly to Sydney?

United Airlines, Qantas Airways and American Airlines are the top three most popular airlines that fly to Sydney from Harrisburg according to our data. United Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 4 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

When to book flights from Harrisburg to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Harrisburg to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Harrisburg to Sydney (MDT to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Harrisburg to Sydney

Fastest flight time

34h 30m

Direct flights

None
The fastest flight from Harrisburg to Sydney takes 34h 30m
There are no direct flights from Harrisburg to Sydney. There are no popular flight routes from Harrisburg to Sydney.
Search flight deals

Frequently asked questions about flying from Harrisburg to Sydney

  • How far is Harrisburg to Sydney Kingsford Smith by plane?

    The straight-line distance from Harrisburg to Sydney Kingsford Smith is 9775.2 mi. Flights usually cover this in 34h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Harrisburg Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Harrisburg Airport to Sydney Kingsford Smith Airport are updated daily.

  • How old do you have to be to fly from Harrisburg Airport to Sydney Kingsford Smith Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Harrisburg Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Bondi Beach
Penrith
Wollongong
Katoomba
Randwick
Leura
Lithgow
Manly
Coogee
Cronulla
Terrigal
Charlestown
Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Harrisburg to Sydney?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Harrisburg to Sydney. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Harrisburg to Sydney with flexible booking policies on momondo?

Flights from Harrisburg to Sydney with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Harrisburg to Sydney?

momondo helps you find the best flight between Harrisburg and Sydney by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Harrisburg to Sydney right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Harrisburg and alert you when they change.

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