Cheap Flights from La Crosse (LSE) to Rapid City (RAP)

Popular airlines from La Crosse, WI (LSE-La Crosse Municipal) to Rapid City Regional Airport (RAP)

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Find available prices by choosing your travel dates.

Cheap Flights from La Crosse to Rapid City (LSE-RAP)

Prices were available within the past 7 days and start at for one-way flights and $406 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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Flights from La Crosse (LSE) to Rapid City (RAP)
Origin airport
La Crosse Municipal
Destination airport
Rapid City Regional
Airlines serving
American Airlines
Roundtrip price
$405
Distance
586 mi

La Crosse to Rapid City Flights

The cheapest times to fly from La Crosse 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 La Crosse to Rapid City are during the month of May. You can find some of the cheapest flights from La Crosse to Rapid City with Expedia's search tool and vast selection of airlines.

The best time to book a flight from La Crosse to Rapid City

Sunday is one of the best days to book for cheap flights from La Crosse 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 La Crosse 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 La Crosse to Rapid City 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 La Crosse 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 La Crosse 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 La Crosse Municipal Airport (LSE) to Rapid City Regional Airport (RAP) cost?
Discover the latest flight deals from LSE to RAP 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 LSE to RAP?
The cheapest flights from LSE to RAP 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 LSE to RAP?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from LSE to RAP. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from La Crosse Municipal Airport (LSE) to Rapid City Regional Airport (RAP)?
There aren’t any daily direct flights departing from La Crosse Municipal Airport (LSE) to Rapid City Regional Airport (RAP). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you’ll be soaring above the clouds in no time.
What day of the week has the most flights from LSE to RAP?
Typically you’ll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from La Crosse Municipal Airport (LSE) to Rapid City Regional Airport (RAP)?
To avoid potential delays on the La Crosse Municipal Airport (LSE) to Rapid City Regional Airport (RAP) route, aim to fly before 3 PM. Later departures 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 La Crosse Municipal Airport (LSE) to Rapid City Regional Airport (RAP) last-minute?
Last-minute bookings from LSE to RAP are usually more expensive. To secure the best prices, start searching for flights early. That said, if you can play around with your travel dates, it’s possible to score a cheap ticket right before your trip.
Is it cheaper to book a LSE to RAP flight and hotel package?
Compared with arranging flights and hotels separately, booking a LSE to RAP flight and hotel package with Expedia could lead to significant savings. What’s more, having it all in one place takes the hassle out of planning your trip. Simply secure your flights and select from our extensive range of hotels, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from La Crosse Municipal Airport (LSE) to Rapid City Regional Airport (RAP)?
If you booked your LSE to RAP flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

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*Available to One Key members.