HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Australia

$1,347+ 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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — SYD
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Rapid City to Australia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 September 15, 2025.

Round-trip from

$1,347
(American Airlines)
From Rapid City to Australia
Search Deals

Find 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 September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 10/294:58 pmRAP - SYD
1 stop20h 57mAmerican Airlines
Thu 11/62:05 pmSYD - RAP
1 stop25h 12mAmerican Airlines
Deal found 9/15$1,347
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/291:30 pmRAP - SYD
2 stops24h 30mUnited Airlines
Sat 11/811:50 amSYD - RAP
2 stops28h 08mUnited Airlines
Deal found 9/15$1,367
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/296:00 pmRAP - SYD
2 stops22h 05mUnited Airlines
Tue 11/412:10 pmSYD - RAP
2 stops22h 50mUnited Airlines
Deal found 9/15$1,547
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 10/294:58 pmRAP - SYD
1 stop20h 57mAmerican Airlines
Sun 11/22:05 pmSYD - RAP
1 stop25h 12mAmerican Airlines
Deal found 9/15$2,098

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 September 15, 2025.
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

Wed 10/29

4:58 pm-6:55 am

1 stop20h 57m

Sydney Kingsford Smith

Thu 11/6

2:05 pm-9:17 pm

1 stop25h 12m

$1,347

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Wed 10/29

1:30 pm-7:00 am

2 stops24h 30m

Sydney Kingsford Smith

Sat 11/8

11:50 am-9:58 pm

2 stops28h 08m

$1,367

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Wed 10/29

8:45 am-9:15 am

2 stops31h 30m

Sydney Kingsford Smith

Wed 11/5

12:10 pm-2:43 pm

2 stops20h 33m

$1,367

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Wed 10/29

1:30 pm-9:15 am

2 stops26h 45m

Sydney Kingsford Smith

Fri 11/7

11:20 am-6:43 pm

2 stops25h 23m

$1,367

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Wed 10/29

6:05 am-7:10 am

2 stops32h 05m

Sydney Kingsford Smith

Sun 11/2

10:40 am-11:36 pm

2 stops29h 56m

$1,547

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Wed 10/29

4:58 pm-6:55 am

1 stop20h 57m

Sydney Kingsford Smith

Sun 11/2

2:05 pm-10:17 pm

1 stop25h 12m

$2,098

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

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

What is the cheapest time of day to fly from RAP to AU?

Find hourly flight availability from Rapid City to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Rapid City to Australia as you normally would.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Australia. Reviews last updated September 15, 2025.
Get a feel of what it's like to fly with United Airlines from Rapid City to Australia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,929 reviews
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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 American Airlines and United Airlines fly from Rapid City to Australia in about 20h 57m. The time it takes to get you to your destination can typically vary by up to 3h 33m. 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.

  • What is the cheapest month to book a flight from Rapid City to Australia?

    Currently, March is the cheapest month in which you can book a flight from Rapid City to Australia (average of $1,032). Flying from Rapid City to Australia in December is currently the most expensive (average of $1,627). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Rapid City to Australia

See prices for flight routes from nearby airports that may be better suited for you.
Sioux Falls to Sydney flights
Rapid City to Tamuning flights
Rapid City to Sydney flights

Top airline flying from Rapid City to Australia

Discover the top airline that operate flights from Rapid City to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,364Average$1,416FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.