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Cheap flights from Sioux Falls to Sydney from $1,725

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — SYD
6 Jun — 13 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sioux Falls to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Sioux Falls to Sydney
Explore the most affordable flight options available from Sioux Falls to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 May 2026.

Wed 20/511:25
FSD
-
SYD
2 stops28h 35m
United Airlines
Wed 3/610:20
SYD
-
FSD
2 stops24h 48m
United Airlines
Deal found 2/5$1,725
Wed 20/513:41
FSD
-
SYD
2 stops26h 24m
American Airlines
Wed 3/612:00
SYD
-
FSD
1 stop25h 17m
American Airlines
Deal found 2/5$2,058
Sun 1/1108:15
FSD
-
SYD
2 stops31h 15m
Delta
Fri 6/1110:40
SYD
-
FSD
2 stops29h 11m
Delta
Deal found 6/5$2,314
Thu 18/612:04
FSD
-
SYD
2 stops28h 01m
American Airlines
Tue 30/612:00
SYD
-
FSD
2 stops26h 54m
American Airlines
Deal found 3/5$2,431
Thu 18/611:25
FSD
-
SYD
2 stops28h 35m
United Airlines
Thu 25/609:30
SYD
-
FSD
2 stops49h 38m
United Airlines
Deal found 4/5$2,461
Sun 1/1105:30
FSD
-
SYD
2 stops37h 30m
Multiple Airlines
Fri 6/1111:45
SYD
-
FSD
3 stops48h 00m
Multiple Airlines
Deal found 6/5$3,012
Thu 7/515:17
FSD
-
SYD
2 stops35h 13m
Qatar Airways
Sat 9/520:45
SYD
-
FSD
2 stops41h 21m
Qatar Airways
Deal found 3/5$3,058
Sun 1/1113:16
FSD
-
SYD
1 stop24h 39m
Qantas Airways
Fri 6/1114:05
SYD
-
FSD
1 stop19h 36m
Qantas Airways
Deal found 6/5$3,095
Sun 1/1113:43
FSD
-
SYD
2 stops26h 17m
American Airlines
Fri 6/1114:05
SYD
-
FSD
1 stop24h 04m
American Airlines
Deal found 6/5$3,124
Wed 3/611:16
FSD
-
SYD
2 stops28h 39m
United Airlines
Sun 7/610:20
SYD
-
FSD
2 stops21h 03m
United Airlines
Deal found 3/5$3,129
Thu 7/514:36
FSD
-
SYD
2 stops25h 29m
Qantas Airways
Sat 9/521:50
SYD
-
FSD
3 stops54h 06m
Qantas Airways
Deal found 3/5$3,512

Find flight deals from Sioux Falls to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) 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 7 May 2026.

Round-trip from

$1,725
United Airlines
  • United Airlines
  • 20/5-3/6
  • 4 total stops
  • 53h 23m total
  • Sioux Falls to Sydney
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sioux Falls 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, Cheapflights users made 647,157 searches. Data last updated 7 May 2026.
Use the filters below to find and compare flights from Sioux Falls to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Sioux FallsSydney

FSD - SYD

FSDSYD

Sioux Falls Joe Foss Field

Wed 20/5

13:41-07:05

2 stops26h 24m

Sydney Kingsford Smith

Wed 3/6

12:00-22:17

1 stop25h 17m

$2,058

Sioux FallsSydney

FSD - SYD

FSDSYD

Sioux Falls Joe Foss Field

Sun 1/11

08:15-08:30

2 stops31h 15m

Sydney Kingsford Smith

Fri 6/11

10:40-22:51

2 stops29h 11m

$2,314

Sioux FallsSydney

FSD - SYD

FSDSYD

Sioux Falls Joe Foss Field

Sun 1/11

05:30-12:00

2 stops37h 30m

Sydney Kingsford Smith

Fri 6/11

11:45-18:45

3 stops48h 00m

$3,012

Sioux FallsSydney

FSD - SYD

FSDSYD

Sioux Falls Joe Foss Field

Sun 1/11

13:16-06:55

1 stop24h 39m

Sydney Kingsford Smith

Fri 6/11

14:05-16:41

1 stop19h 36m

$3,095

Sioux FallsSydney

FSD - SYD

FSDSYD

Sioux Falls Joe Foss Field

Wed 3/6

11:16-06:55

2 stops28h 39m

Sydney Kingsford Smith

Sun 7/6

10:20-16:23

2 stops21h 03m

$3,129

Sioux FallsSydney

FSD - SYD

FSDSYD

Sioux Falls Joe Foss Field

Wed 20/5

13:41-17:30

2 stops36h 49m

Sydney Kingsford Smith

Wed 3/6

19:00-00:20

3 stops44h 20m

$3,663

Sioux FallsSydney

FSD - SYD

FSDSYD

Sioux Falls Joe Foss Field

Tue 16/6

12:24-14:00

3 stops34h 36m

Sydney Kingsford Smith

Tue 23/6

21:55-00:20

2 stops41h 25m

$3,793

Sioux FallsSydney

FSD - SYD

FSDSYD

Sioux Falls Joe Foss Field

Wed 3/6

12:42-06:55

1 stop27h 13m

Sydney Kingsford Smith

Sun 7/6

12:00-16:55

1 stop19h 55m

$4,086
Fastest return journey

Sioux FallsSydney

FSD - SYD

FSDSYD

Sioux Falls Joe Foss Field

Tue 16/6

17:35-06:55

1 stop22h 20m

Sydney Kingsford Smith

Tue 23/6

12:00-16:55

1 stop19h 55m

$4,246

Flights are sorted by cheapest return flights first.

Deals found on 2/5

Sorted by cheapest first

Best time to book a flight from Sioux Falls to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Sioux Falls with our price prediction graph.
Estimated return 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.

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls 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 Sioux Falls to Sydney?

    There are many flights that can get you from Sioux Falls to Sydney in 24h 39m. Fly via American Airlines, Delta, or Qantas Airways to get the fastest option. The distance from Sioux Falls to Sydney is about 14185 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Sioux Falls to Sydney that include hotel bookings?

    Yes. In addition to deals on Sioux Falls to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sioux Falls to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux Falls to Sydney.

  • Can I find deals for business class flights from Sioux Falls to Sydney?

    Yes. Cheapflights offers flight deals from Sioux Falls 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.

See more FAQs

Travelling to a place near Sydney?

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

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Can Cheapflights find flights from Sioux Falls to Sydney with no change fees?

Need flexible booking options for your flight to Sydney from Sioux Falls? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Sioux Falls to Sydney become cheaper?

Yes! Start tracking prices for Sioux Falls to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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