Cheap Flights from Rapid City (RAP) to Eau Claire (EAU)

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Find available prices by choosing your travel dates.

Cheap Flights from Rapid City to Eau Claire (RAP-EAU)

Prices were available within the past 7 days and start at for one-way flights and $314 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Oct 21 - Tue, Oct 28
RAP
Rapid City
EAU
Eau Claire
$314 Roundtrip, found 5 days ago
$314
Roundtrip
found 5 days ago
Select United flight, departing Tue, Oct 21 from Rapid City to Eau Claire, returning Tue, Oct 28, priced at $314 found 5 days ago
United
Tue, Oct 21 - Mon, Oct 27
RAP
Rapid City
EAU
Eau Claire
$391 Roundtrip, found 5 days ago
$391
Roundtrip
found 5 days ago
Select United flight, departing Tue, Oct 21 from Rapid City to Eau Claire, returning Mon, Oct 27, priced at $391 found 5 days ago
United
Tue, Oct 21 - Wed, Oct 29
RAP
Rapid City
EAU
Eau Claire
$421 Roundtrip, found 5 days ago
$421
Roundtrip
found 5 days ago
Select United flight, departing Tue, Oct 21 from Rapid City to Eau Claire, returning Wed, Oct 29, priced at $421 found 5 days ago
United
Tue, Oct 21 - Sat, Oct 25
RAP
Rapid City
EAU
Eau Claire
$449 Roundtrip, found 5 days ago
$449
Roundtrip
found 5 days ago
Select United flight, departing Tue, Oct 21 from Rapid City to Eau Claire, returning Sat, Oct 25, priced at $449 found 5 days ago
United
Mon, Oct 27 - Tue, Oct 28
RAP
Rapid City
EAU
Eau Claire
$544 Roundtrip, found 5 days ago
$544
Roundtrip
found 5 days ago
Select United flight, departing Mon, Oct 27 from Rapid City to Eau Claire, returning Tue, Oct 28, priced at $544 found 5 days ago
United
Mon, Oct 27 - Wed, Oct 29
RAP
Rapid City
EAU
Eau Claire
$584 Roundtrip, found 5 days ago
$584
Roundtrip
found 5 days ago
Select United flight, departing Mon, Oct 27 from Rapid City to Eau Claire, returning Wed, Oct 29, priced at $584 found 5 days ago
United
Mon, Oct 27 - Thu, Oct 30
RAP
Rapid City
EAU
Eau Claire
$645 Roundtrip, found 5 days ago
$645
Roundtrip
found 5 days ago
Select United flight, departing Mon, Oct 27 from Rapid City to Eau Claire, returning Thu, Oct 30, priced at $645 found 5 days ago
United
Sun, Oct 26 - Tue, Oct 28
RAP
Rapid City
EAU
Eau Claire
$742 Roundtrip, found 5 days ago
$742
Roundtrip
found 5 days ago
Select United flight, departing Sun, Oct 26 from Rapid City to Eau Claire, returning Tue, Oct 28, priced at $742 found 5 days ago
United
Sun, Oct 26 - Wed, Oct 29
RAP
Rapid City
EAU
Eau Claire
$782 Roundtrip, found 5 days ago
$782
Roundtrip
found 5 days ago
Select United flight, departing Sun, Oct 26 from Rapid City to Eau Claire, returning Wed, Oct 29, priced at $782 found 5 days ago
United
Sun, Oct 26 - Mon, Oct 27
RAP
Rapid City
EAU
Eau Claire
$800 Roundtrip, found 5 days ago
$800
Roundtrip
found 5 days ago
Select United flight, departing Sun, Oct 26 from Rapid City to Eau Claire, returning Mon, Oct 27, priced at $800 found 5 days ago
United
Sun, Oct 26 - Thu, Oct 30
RAP
Rapid City
EAU
Eau Claire
$843 Roundtrip, found 5 days ago
$843
Roundtrip
found 5 days ago
Select United flight, departing Sun, Oct 26 from Rapid City to Eau Claire, returning Thu, Oct 30, priced at $843 found 5 days ago
Flights from Rapid City (RAP) to Eau Claire (EAU)
Origin airport
Rapid City Regional
Destination airport
Chippewa Valley Regional
Roundtrip price
$313
Distance
573 mi

Rapid City to Eau Claire Flights

The cheapest times to fly from Rapid City to Eau Claire

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 Rapid City to Eau Claire are during the month of October. You can find some of the cheapest flights from Rapid City to Eau Claire with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Rapid City to Eau Claire

Sunday is one of the best days to book for cheap flights from Rapid City to Eau Claire: 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 Rapid City to Eau Claire

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 Rapid City to Eau Claire in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Rapid City to Eau Claire 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 Rapid City to Eau Claire 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 Rapid City Regional Airport (RAP) to Chippewa Valley Regional Airport (EAU) cost?
Discover the latest flight deals from RAP to EAU by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from RAP to EAU?
The cheapest flights from RAP to EAU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from RAP to EAU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from RAP to EAU. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Rapid City Regional Airport (RAP) to Chippewa Valley Regional Airport (EAU)?
There aren’t any daily direct flights departing from Rapid City Regional Airport (RAP) to Chippewa Valley Regional Airport (EAU). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you’ll be on your way in no time at all.
What day of the week has the most flights from RAP to EAU?
You’ll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Rapid City Regional Airport (RAP) to Chippewa Valley Regional Airport (EAU)?
To avoid potential delays on the Rapid City Regional Airport (RAP) to Chippewa Valley Regional Airport (EAU) route, travel 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 Rapid City Regional Airport (RAP) to Chippewa Valley Regional Airport (EAU) last-minute?
Booking your plane ticket from RAP to EAU just before your journey is usually more expensive. However, if there’s some wiggle room with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a RAP to EAU flight and hotel package?
You can save money by securing a RAP to EAU flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s easy to manage it all in one convenient place. After choosing your preferred flights and accommodations, consider other add-ons like activities, car rentals and tours.
Can I cancel or change the date of my flight from Rapid City Regional Airport (RAP) to Chippewa Valley Regional Airport (EAU)?
If you reserved your RAP to EAU flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

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*Available to One Key members.