The cheapest times to fly from RAP to SYD are

  • February 19th to March 25th
  • April 9th to April 29th
  • July 30th to December 2nd (except the week of October 8th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from RAP to SYD is early to mid September. Prices can be as high as $3165 for Friday flights during late December, or as low as $1281 for Tuesday flights around early to mid September.


When to Fly to Sydney

Flying from Rapid City, SD (RAP) to Sydney (SYD) will usually cost between $1370 to $2317 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid September with an average ticket price of $1382. Due to high demand the most expensive time to fly is late December, with an average price of $2809. Planning your trip to low-cost times can easily save you $1428 on economy flights and even more on first-class flights. Generally, any price below $1575 can be considered a good price for a round-trip RAP to SYD flight.

See below for a graph of average weekly prices for the RAP to SYD route. All prices are for round-trip tickets in USD.

RAP to SYD Flight Prices

Compared to other flights, the RAP to SYD flight is more expensive than the average and costs more than the average flight leaving from Rapid City. The average price per mile (for a direct flight) is $0.11, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $202 (12%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $1555. Return trip prices are from the SYD to RAP flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from RAP to SYD can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 16 hour 19 minutes may not be realistic.


Flight Hacking RAP to SYD

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from RAP to SYD — but Champion Traveler does!

Hack #1: Los Angeles, CA (RAP > LAX > SYD)

  • Price for both tickets: $1311
  • Average savings: $265 (16.79%)

See RAP to LAX flights

Hack #2: Honolulu, HI (RAP > HNL > SYD)

  • Price for both tickets: $1396
  • Average savings: $179 (11.37%)

See RAP to HNL flights

Hack #3: San Francisco, CA (RAP > SFO > SYD)

  • Price for both tickets: $1439
  • Average savings: $136 (8.63%)

See RAP to SFO flights


Flight Questions Answered

Still have questions about flying from RAP to SYD? We’ve got answers.

Which airlines fly this route?

You can find 9 major airlines flying this route most often: Air France, Air New Zealand, Alaska, American, Avianca, Delta, Qantas, United, Virgin Australia, and potentially more during busy seasons.

How far away is it from Sydney International Airport to Rapid City Regional Airport?

The distance between the two airports is roughly 8523 miles or 13716 kilometers.

How long does it take to fly from RAP to SYD?

The real-world flight time for a nonstop RAP to SYD flight is about 16 hour 19 minutes.

How many flights go between Rapid City, SD and Sydney?

It depends on the day of the week and the date, but a typical day might have around 16 available flights from RAP to SYD.


Airport Location Info


Departing Airport

Origination code RAP
Origination airport name Rapid City Regional Airport
City Rapid City, SD
Country the United States
Latitude 44
Longitude -103.1

Return Airport

Destination code SYD
Destination airport name Sydney International Airport
City Sydney
Country Australia
Latitude -33.9
Longitude 151.2


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.