In terms of precipitation, rainfall in Rapid City ranges from 0.3 - 3.2 inches per month. May is typically the wettest month, when rainfall can reach 3.2 in. January is typically the driest time to visit Rapid City when rainfall is around 0.3 in.

If weather is an important factor for your trip to Rapid City, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

What is the cheapest time of day to fly from ALW to RAP?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Walla Walla to Rapid City as you normally would.

Most accurate provider : When it comes to deals on Walla Walla-Rapid City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Walla Walla-Rapid City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Walla Walla-Rapid City flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Walla Walla-Rapid City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Walla Walla-Rapid City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Walla Walla to Rapid City that include hotel bookings?

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

How can I find direct flights from Walla Walla to Rapid City?

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

Can I find deals for business class flights from Walla Walla to Rapid City?

Yes. Cheapflights offers flight deals from Walla Walla to Rapid City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$988+ Cheap Flights from Walla Walla to Rapid City

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One-way flights from Walla Walla to Rapid City
Search for one-way flight options from Walla Walla to Rapid City. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.

Thu 9/31:49 pm -

2 stops24h 01m

Deal found 8/17

$988

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Most accurate provider	FlightHub 3 stars
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Walla WallaRapid City

ALW Walla Walla - RAP Rapid City

ALWRAP

Walla Walla

Thu 9/3

1:49 pm-2:50 pm

2 stops24h 01m

$988

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Deals found on 8/17

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Most accurate provider: When it comes to deals on Walla Walla-Rapid City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Walla Walla-Rapid City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Walla Walla-Rapid City flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Walla Walla-Rapid City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Walla Walla-Rapid City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Walla Walla to Rapid City

Have a flexible travel schedule? Discover the best time to fly to Rapid City from Walla Walla with our price prediction graph.

ALW-RAP

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.

Related info for your journey

Can I find deals for flights from Walla Walla to Rapid City that include hotel bookings?
Yes. In addition to deals on Walla Walla to Rapid City flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Walla Walla to Rapid City?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Walla Walla to Rapid City.
Can I find deals for business class flights from Walla Walla to Rapid City?
Yes. Cheapflights offers flight deals from Walla Walla to Rapid City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Walla Walla to Rapid City with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Walla Walla to Rapid City

One-way flights from Walla Walla to Rapid City
Search for one-way flight options from Walla Walla to Rapid City. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.

Search for one-way flight options from Walla Walla to Rapid City. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.

Find flight deals from Walla Walla to Rapid City

Most accurate provider

Most trusted provider

Cheapflights Fare Finder

Use the filters below to find and compare flights from Walla Walla to Rapid City that are best for you.

Best time to book a flight from Walla Walla to Rapid City

Have a flexible travel schedule? Discover the best time to fly to Rapid City from Walla Walla with our price prediction graph.

Related info for your journey

Can I find deals for flights from Walla Walla to Rapid City that include hotel bookings?

How can I find direct flights from Walla Walla to Rapid City?

Can I find deals for business class flights from Walla Walla to Rapid City?

Traveling to a place near Rapid City?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Walla Walla to Rapid City

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Rapid City by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Walla Walla to Rapid City by cabin class

Find flights from Walla Walla to Rapid City, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Walla Walla and Rapid City flights

Browse other Walla Walla and Rapid City flight options. Last updated on August 21, 2026.

Other flights from Walla Walla

Browse through other flights departing from Walla Walla. Flights are based on user searches made on Cheapflights and were last updated on August 21, 2026.

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$988+ Cheap flights from Walla Walla to Rapid City (ALW - RAP)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Walla Walla to Rapid City with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Walla Walla to Rapid City

One-way flights from Walla Walla to Rapid CitySearch for one-way flight options from Walla Walla to Rapid City. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.

Search for one-way flight options from Walla Walla to Rapid City. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.

Find flight deals from Walla Walla to Rapid City

Most accurate provider

Most trusted provider

Cheapflights Fare Finder

Use the filters below to find and compare flights from Walla Walla to Rapid City that are best for you.

Best time to book a flight from Walla Walla to Rapid City

Have a flexible travel schedule? Discover the best time to fly to Rapid City from Walla Walla with our price prediction graph.

Related info for your journey

Can I find deals for flights from Walla Walla to Rapid City that include hotel bookings?

How can I find direct flights from Walla Walla to Rapid City?

Can I find deals for business class flights from Walla Walla to Rapid City?

Traveling to a place near Rapid City?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Walla Walla to Rapid City

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Rapid City by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Walla Walla to Rapid City by cabin class

Find flights from Walla Walla to Rapid City, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Walla Walla and Rapid City flights

Browse other Walla Walla and Rapid City flight options. Last updated on August 21, 2026.

Other flights from Walla Walla

Browse through other flights departing from Walla Walla. Flights are based on user searches made on Cheapflights and were last updated on August 21, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to Rapid City

Explore flights to Rapid City departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 21, 2026.

100% Free

Book with Flexibility

Travel Smart

One-way flights from Walla Walla to Rapid City
Search for one-way flight options from Walla Walla to Rapid City. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.