$877 Cheap Flights from Osaka (KIX) to Rapid City (RAP)

View $877 flight on Tue, Sep 23, 2025Opens in a new window

Popular airlines from Kansai Intl. Airport (KIX) to Rapid City Regional Airport (RAP)

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Cheap Flights from Osaka to Rapid City (KIX-RAP)

Prices were available within the past 7 days and start at $877 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Osaka (KIX) to Rapid City (RAP)
Origin airport
Kansai Intl.
Destination airport
Rapid City Regional
Distance
5894 mi

Osaka to Rapid City Flights

The cheapest times to fly from Osaka to Rapid City

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Osaka to Rapid City are during the month of . You can find some of the cheapest flights from Osaka to Rapid City with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Osaka to Rapid City

Sunday is one of the best days to book for cheap flights from Osaka to Rapid City: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Osaka to Rapid City

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Osaka to Rapid City in 2025. You can also book with separate airlines for your outbound and return journeys, from $877 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Osaka to Rapid City flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Osaka to Rapid City airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Kansai Intl. Airport (KIX) to Rapid City Regional Airport (RAP) cost?
Snag a cheap one-way flight from $877 or cheap return flight from Kansai Intl. Airport (KIX) to Rapid City Regional Airport (RAP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Kansai Intl. Airport (KIX) to Rapid City Regional Airport (RAP)?
Planning your trip for can help you save, as it's the cheapest month for flights between KIX and RAP. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Kansai Intl. Airport (KIX) to Rapid City Regional Airport (RAP)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from KIX to RAP. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Kansai Intl. Airport (KIX) to Rapid City Regional Airport (RAP)?
Nonstop flights from Kansai Intl. Airport (KIX) to Rapid City Regional Airport (RAP) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from KIX to RAP?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary based on a range of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kansai Intl. Airport (KIX) to Rapid City Regional Airport (RAP)?
To avoid potential delays on the Kansai Intl. Airport (KIX) to Rapid City Regional Airport (RAP) route, fly before 3 PM. Departures after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Kansai Intl. Airport (KIX) to Rapid City Regional Airport (RAP) last-minute?
Waiting until right before your break to book a flight from KIX to RAP often results in higher prices. Although you may find some last-minute offers, they're not always guaranteed. Be flexible with your itinerary for a better chance of snagging a bargain.
Is it cheaper to book a KIX to RAP flight and hotel package?
You'll typically save money by booking a KIX to RAP flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After choosing your preferred flights and accommodations, consider adding extras including activities, tours and car rentals.
Can I cancel or change the date of my flight from Kansai Intl. Airport (KIX) to Rapid City Regional Airport (RAP)?
In most cases, you can cancel or reschedule your KIX to RAP flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want more details, go to our Customer Service portal.

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*Available to One Key members.