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South Pacific

$1,388+ Cheap flights from Rapid City (RAP) to South Pacific

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
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Cheap flight deals from Rapid City to South Pacific

Cheapest flights from Rapid City to South Pacific
Explore the most affordable flight options available from Rapid City to South Pacific. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This Delta deal was found by Cheapflights users on 2/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/156:00 am
RAP
-
SYD
2 stops30h 50m
Delta
Wed 3/410:40 am
SYD
-
RAP
2 stops23h 04m
Delta
Deal found 2/2$1,388
This American Airlines deal was found by Cheapflights users on 2/2. 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 2/155:31 am
RAP
-
SYD
1 stop31h 24m
American Airlines
Wed 3/42:05 pm
SYD
-
RAP
1 stop26h 46m
American Airlines
Deal found 2/2$1,455
This Delta deal was found by Cheapflights users on 2/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1911:03 am
RAP
-
SYD
2 stops26h 02m
Delta
Thu 3/269:40 am
SYD
-
RAP
2 stops29h 45m
Delta
Deal found 2/2$1,488
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Thu 3/192:21 pm
RAP
-
SYD
2 stops25h 39m
American Airlines
Thu 3/261:05 pm
SYD
-
RAP
1 stop41h 46m
American Airlines
Deal found 2/2$1,546
This United Airlines deal was found by Cheapflights users on 1/31. 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.
Sat 9/1911:25 am
RAP
-
GUM
2 stops60h 25m
United Airlines
Wed 9/237:10 am
GUM
-
RAP
2 stops43h 43m
United Airlines
Deal found 1/31$1,962
This United Airlines deal was found by Cheapflights users on 2/2. 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 2/112:40 pm
RAP
-
SYD
2 stops24h 35m
United Airlines
Sun 2/1512:10 pm
SYD
-
RAP
2 stops21h 07m
United Airlines
Deal found 2/2$2,126
This Qantas Airways deal was found by Cheapflights users on 2/2. 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
3 stops33h 49m
Multiple Airlines
Wed 3/45:45 pm
SYD
-
RAP
2 stops23h 06m
Multiple Airlines
Deal found 2/2$2,820
This Qantas Airways deal was found by Cheapflights users on 2/2. 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.
Thu 3/195:32 am
RAP
-
SYD
2 stops32h 53m
Multiple Airlines
Thu 3/268:45 am
SYD
-
RAP
3 stops30h 51m
Multiple Airlines
Deal found 2/2$2,941
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 2/32:40 pm
RAP
-
SYD
2 stops24h 25m
United Airlines
Sun 2/812:10 pm
SYD
-
RAP
2 stops25h 04m
United Airlines
Deal found 2/2$7,188

Find flight deals from Rapid City to South Pacific

Keep the following information in mind while searching for Rapid City to South Pacific flight deals. Data was last updated February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,388
(Delta)

Popular in

April

Cheapest in

May

Average price

$1,364
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 South Pacific
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 February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City to South Pacific 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 February 3, 2026.
Use the filters below to find and compare flights from Rapid City to South Pacific that are best for you.

Fly from

Rapid City

Fly to

South Pacific

Route

Depart

Return

Price

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Sun 2/15

6:00 am-6:50 am

2 stops30h 50m

Sydney Kingsford Smith

Wed 3/4

10:40 am-3:44 pm

2 stops23h 04m

$1,388

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Thu 3/19

11:03 am-6:05 am

2 stops26h 02m

Sydney Kingsford Smith

Thu 3/26

9:40 am-10:25 pm

2 stops29h 45m

$1,488

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Thu 3/19

2:21 pm-9:00 am

2 stops25h 39m

Sydney Kingsford Smith

Thu 3/26

1:05 pm-1:51 pm

1 stop41h 46m

$1,546

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Sun 2/15

5:31 am-9:20 am

3 stops33h 49m

Sydney Kingsford Smith

Wed 3/4

5:45 pm-10:51 pm

2 stops23h 06m

$2,820

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Thu 3/19

5:32 am-7:25 am

2 stops32h 53m

Sydney Kingsford Smith

Thu 3/26

8:45 am-10:36 pm

3 stops30h 51m

$2,941

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Sun 4/5

2:42 pm-7:00 am

2 stops24h 18m

Sydney Kingsford Smith

Wed 4/15

10:20 am-7:02 pm

2 stops24h 42m

$7,188

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Tue 4/7

12:00 pm-7:00 am

2 stops27h 00m

Sydney Kingsford Smith

Sun 4/12

10:20 am-3:40 pm

2 stops21h 20m

$7,188

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Wed 4/8

4:15 pm-6:55 am

2 stops22h 40m

Sydney Kingsford Smith

Tue 4/14

10:20 am-3:40 pm

2 stops21h 20m

$7,188

Rapid CitySydney

RAP - SYD

RAPSYD

Rapid City

Sun 4/5

2:42 pm-7:00 am

2 stops24h 18m

Sydney Kingsford Smith

Sun 4/12

10:20 am-8:44 pm

2 stops26h 24m

$7,188

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Best time to book a flight from Rapid City to South Pacific

Have a flexible travel schedule? Discover the best time to fly to South Pacific 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 South Pacific
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 South Pacific. 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 South Pacific?

    Rapid City (RAP), located 9.0 mi from the city center, is the airport you fly out of when you book flights from Rapid City to South Pacific.

  • How long is the flight from Rapid City to South Pacific?

    Airlines like Delta and American Airlines fly from Rapid City to South Pacific in about 25h 39m. The time it takes to get you to your destination can typically vary by up to 5h 11m. Airlines will cover a distance of 8519 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Rapid City to South Pacific 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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