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$1,386+ Cheap flights from Rapid City (RAP) to Australia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — SYD
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Rapid City to Australia

Cheapest flights from Rapid City to Australia
Explore the most affordable flight options available from Rapid City to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/152:52 pm
RAP
-
SYD
2 stops24h 23m
United Airlines
Wed 3/411:20 am
SYD
-
RAP
2 stops25h 34m
United Airlines
Deal found 1/27$1,386
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/14:40 pm
RAP
-
SYD
2 stops22h 35m
United Airlines
Fri 2/611:20 am
SYD
-
RAP
2 stops22h 02m
United Airlines
Deal found 1/28$1,436
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/152:21 pm
RAP
-
SYD
1 stop22h 34m
American Airlines
Wed 3/42:05 pm
SYD
-
RAP
1 stop26h 46m
American Airlines
Deal found 1/27$1,453
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/12:08 pm
RAP
-
SYD
1 stop22h 47m
American Airlines
Fri 2/62:05 pm
SYD
-
RAP
1 stop25h 10m
American Airlines
Deal found 1/28$2,104
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1110:45 am
RAP
-
SYD
2 stops25h 35m
United Airlines
Sun 2/1511:20 am
SYD
-
RAP
2 stops21h 57m
United Airlines
Deal found 1/26$2,122
This Qantas Airways deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/155:31 am
RAP
-
SYD
2 stops30h 39m
Multiple Airlines
Wed 3/48:45 am
SYD
-
RAP
3 stops32h 06m
Multiple Airlines
Deal found 1/27$3,072
This Qantas Airways deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/12:08 pm
RAP
-
SYD
2 stops24h 52m
Multiple Airlines
Fri 2/68:30 am
SYD
-
RAP
3 stops30h 45m
Multiple Airlines
Deal found 1/28$3,280

Find flight deals from Rapid City to Australia

Keep the following information in mind while searching for Rapid City to Australia flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,386
(United Airlines)

Popular in

April

Cheapest in

May

Average price

$1,589
Provider with most accurate pricing for Rapid City-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rapid City-Sydney Kingsford Smith flights.
Search Deals
From Rapid City to Australia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($67 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City to Australia 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 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Rapid City to Australia that are best for you.

Fly from

Rapid City

Fly to

Australia

Route

Depart

Return

Price

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Sun 2/15

2:52 pm-9:15 am

2 stops24h 23m

Sydney Kingsford Smith

Wed 3/4

11:20 am-6:54 pm

2 stops25h 34m

$1,386

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Sun 2/15

2:21 pm-6:55 am

1 stop22h 34m

Sydney Kingsford Smith

Wed 3/4

2:05 pm-10:51 pm

1 stop26h 46m

$1,453

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Wed 2/11

10:45 am-6:20 am

2 stops25h 35m

Sydney Kingsford Smith

Sun 2/15

11:20 am-3:17 pm

2 stops21h 57m

$2,122

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Sun 2/15

5:31 am-6:10 am

2 stops30h 39m

Sydney Kingsford Smith

Wed 3/4

8:45 am-10:51 pm

3 stops32h 06m

$3,072

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Best time to book a flight from Rapid City to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Rapid City with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Rapid City to Australia
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Rapid City to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Rapid City to Australia?

    Located just 9.0 mi from the city center, Rapid City (RAP) is the airport most travelers will use when flying to Australia from Rapid City.

  • How long is the flight from Rapid City to Australia?

    Airlines like United Airlines and American Airlines fly from Rapid City to Australia in about 22h 34m. The time it takes to get you to your destination can typically vary by up to 1h 49m. The distance from Rapid City to Australia is about 8519 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Rapid City to Australia that include hotel bookings?

    Yes. In addition to deals on Rapid City to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rapid City to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rapid City to Australia.

  • Can I find deals for business class flights from Rapid City to Australia?

    Yes. Cheapflights offers flight deals from Rapid City to Australia 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

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