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Cheap flights from Harrisburg to Sydney from $758

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Harrisburg to Sydney departing on 11/19. 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
6:15 am - 6:55 amMDT  Harrisburg-SYD Sydney Kingsford Smith
34h 40m2 stops Washington, D.C. Dulles Intl San Francisco
United Airlines Logo
9:30 am - 9:48 pmSYD  Sydney Kingsford Smith-MDT Harrisburg
26h 18m2 stops Los Angeles Chicago O'Hare Intl
$1,412United Airlines
Fri, Sep 25 - Fri, Oct 2
Qatar Airways Logo
12:10 pm - 6:50 amMDT  Harrisburg-SYD Sydney Kingsford Smith
51h 40m2 stops Chicago O'Hare Intl Doha Hamad Intl
Qatar Airways Logo
10:10 pm - 10:53 pmSYD  Sydney Kingsford Smith-MDT Harrisburg
40h 43m2 stops Doha Hamad Intl Boston Logan Intl
$1,962Qatar Airways
Wed, Oct 28 - Sun, Nov 1
United Airlines Logo
6:30 am - 6:20 amMDT  Harrisburg-SYD Sydney Kingsford Smith
55h 50m2 stops Chicago O'Hare Intl San Francisco
United Airlines Logo
11:20 am - 9:12 pmSYD  Sydney Kingsford Smith-MDT Harrisburg
49h 52m2 stops Los Angeles Chicago O'Hare Intl
$2,187United Airlines
Wed, Dec 23 - Sat, Jan 2
Qatar Airways Logo
2:56 pm - 7:20 pmMDT  Harrisburg-SYD Sydney Kingsford Smith
36h 24m2 stops Philadelphia Doha Hamad Intl
Qatar Airways Logo
10:10 pm - 10:52 pmSYD  Sydney Kingsford Smith-MDT Harrisburg
40h 42m2 stops Doha Hamad Intl Boston Logan Intl
$2,299Qatar Airways
Wed, Nov 18 - Sun, Nov 22
Qantas Airways Logo
7:00 am - 6:55 amMDT  Harrisburg-SYD Sydney Kingsford Smith
31h 55m1 stop Dallas/Fort Worth
Qantas Airways Logo
8:10 pm - 7:44 pmSYD  Sydney Kingsford Smith-MDT Harrisburg
39h 34m2 stops Honolulu Chicago O'Hare Intl
$2,838Qantas Airways
Wed, Dec 23 - Sat, Jan 2
Qantas Airways Logo
7:00 am - 6:55 amMDT  Harrisburg-SYD Sydney Kingsford Smith
31h 55m1 stop Dallas/Fort Worth
Qantas Airways Logo
2:05 pm - 10:56 pmSYD  Sydney Kingsford Smith-MDT Harrisburg
24h 51m1 stop Dallas/Fort Worth
$3,681Qantas Airways
Wed, Dec 23 - Sat, Jan 2
Multiple Airlines Logo
11:57 am - 6:55 amMDT  Harrisburg-SYD Sydney Kingsford Smith
26h 58m2 stops Charlotte Douglas Dallas/Fort Worth
Multiple Airlines Logo
7:00 pm - 3:07 pmSYD  Sydney Kingsford Smith-MDT Harrisburg
36h 07m3 stops Melbourne Los Angeles Chicago O'Hare Intl
$4,209Multiple Airlines
Wed, Dec 23 - Sat, Jan 2
Multiple Airlines Logo
3:37 pm - 12:25 pmMDT  Harrisburg-SYD Sydney Kingsford Smith
28h 48m3 stops Chicago O'Hare Intl Los Angeles Melbourne
Multiple Airlines Logo
6:05 pm - 3:07 pmSYD  Sydney Kingsford Smith-MDT Harrisburg
37h 02m3 stops Melbourne Los Angeles Chicago O'Hare Intl
$4,915Multiple Airlines
Wed, Dec 23 - Sat, Jan 2
Qantas Airways Logo
2:56 pm - 9:00 amMDT  Harrisburg-SYD Sydney Kingsford Smith
26h 04m2 stops Philadelphia Los Angeles
Qantas Airways Logo
11:20 am - 8:10 pmSYD  Sydney Kingsford Smith-MDT Harrisburg
24h 50m2 stops Los Angeles Charlotte Douglas
$7,331Qantas Airways
Wed, Nov 11 - Wed, Nov 18
American Airlines Logo
7:08 am - 6:55 amMDT  Harrisburg-SYD Sydney Kingsford Smith
31h 47m1 stop Dallas/Fort Worth
American Airlines Logo
9:25 pm - 9:22 amSYD  Sydney Kingsford Smith-MDT Harrisburg
27h 57m2 stops San Francisco Charlotte Douglas
$8,673American Airlines
Wed, Nov 11 - Wed, Nov 18

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United Airlines flights from Harrisburg to Sydney

Our best United Airlines deals on Harrisburg to Sydney flight tickets
United Airlines
Sep 25
MDT6:15 amHarrisburg
34h 40m
2 stops
SYD6:55 amSydney Kingsford Smith
Oct 2
SYD9:30 amSydney Kingsford Smith
26h 18m
2 stops
MDT9:48 pmHarrisburg
$1,412
United Airlines
Dec 23
MDT6:30 amHarrisburg
55h 50m
2 stops
SYD6:20 amSydney Kingsford Smith
Jan 2
SYD11:20 amSydney Kingsford Smith
49h 52m
2 stops
MDT9:12 pmHarrisburg
$2,187

Qatar Airways flights from Harrisburg to Sydney

Our best Qatar Airways deals on Harrisburg to Sydney flight tickets
Qatar Airways
Oct 28
MDT12:10 pmHarrisburg
51h 40m
2 stops
SYD6:50 amSydney Kingsford Smith
Nov 1
SYD10:10 pmSydney Kingsford Smith
40h 43m
2 stops
MDT10:53 pmHarrisburg
$1,962
Qatar Airways
Nov 18
MDT2:56 pmHarrisburg
36h 24m
2 stops
SYD7:20 pmSydney Kingsford Smith
Nov 22
SYD10:10 pmSydney Kingsford Smith
40h 42m
2 stops
MDT10:52 pmHarrisburg
$2,299

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 August 11, 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 Harrisburg - SYD Sydney Kingsford Smith

MDTSYD

Harrisburg

Fri 9/25

6:15 am-6:55 am

2 stops34h 40m

Sydney Kingsford Smith

Fri 10/2

9:30 am-9:48 pm

2 stops26h 18m

$1,412

HarrisburgSydney

MDT Harrisburg - SYD Sydney Kingsford Smith

MDTSYD

Harrisburg

Wed 10/28

12:10 pm-6:50 am

2 stops51h 40m

Sydney Kingsford Smith

Sun 11/1

10:10 pm-10:53 pm

2 stops40h 43m

$1,962

HarrisburgSydney

MDT Harrisburg - SYD Sydney Kingsford Smith

MDTSYD

Harrisburg

Wed 12/23

6:30 am-6:20 am

2 stops55h 50m

Sydney Kingsford Smith

Sat 1/2

11:20 am-9:12 pm

2 stops49h 52m

$2,187

HarrisburgSydney

MDT Harrisburg - SYD Sydney Kingsford Smith

MDTSYD

Harrisburg

Wed 11/18

2:56 pm-7:20 pm

2 stops36h 24m

Sydney Kingsford Smith

Sun 11/22

10:10 pm-10:52 pm

2 stops40h 42m

$2,299

HarrisburgSydney

MDT Harrisburg - SYD Sydney Kingsford Smith

MDTSYD

Harrisburg

Wed 12/23

7:00 am-6:55 am

1 stop31h 55m

Sydney Kingsford Smith

Sat 1/2

8:10 pm-7:44 pm

2 stops39h 34m

$2,838

HarrisburgSydney

MDT Harrisburg - SYD Sydney Kingsford Smith

MDTSYD

Harrisburg

Wed 12/23

7:00 am-6:55 am

1 stop31h 55m

Sydney Kingsford Smith

Sat 1/2

2:05 pm-10:56 pm

1 stop24h 51m

$3,681

HarrisburgSydney

MDT Harrisburg - SYD Sydney Kingsford Smith

MDTSYD

Harrisburg

Wed 12/23

11:57 am-6:55 am

2 stops26h 58m

Sydney Kingsford Smith

Sat 1/2

7:00 pm-3:07 pm

3 stops36h 07m

$4,209

HarrisburgSydney

MDT Harrisburg - SYD Sydney Kingsford Smith

MDTSYD

Harrisburg

Wed 12/23

3:37 pm-12:25 pm

3 stops28h 48m

Sydney Kingsford Smith

Sat 1/2

6:05 pm-3:07 pm

3 stops37h 02m

$4,915
Quickest round-trip

HarrisburgSydney

MDT Harrisburg - SYD Sydney Kingsford Smith

MDTSYD

Harrisburg

Wed 11/11

2:56 pm-9:00 am

2 stops26h 04m

Sydney Kingsford Smith

Wed 11/18

11:20 am-8:10 pm

2 stops24h 50m

$7,331

HarrisburgSydney

MDT Harrisburg - SYD Sydney Kingsford Smith

MDTSYD

Harrisburg

Wed 11/11

7:08 am-6:55 am

1 stop31h 47m

Sydney Kingsford Smith

Wed 11/18

9:25 pm-9:22 am

2 stops27h 57m

$8,673

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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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?

United Airlines and Qantas Airways are the most popular carriers 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 49% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 5 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

26h 43m

Direct flights

None
The fastest flight from Harrisburg to Sydney takes 26h 43m
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 26h 43m, 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
Wollongong
Penrith
Katoomba
Leura
Cronulla
Randwick
Manly
Lithgow
Coogee
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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