In terms of precipitation, rainfall in Baton Rouge ranges from 3.4 - 6.0 inches per month. July is typically the wettest month, when rainfall can reach 6.0 in. October is typically the driest time to visit Baton Rouge when rainfall is around 3.4 in.

If weather is an important factor for your trip to Baton Rouge, 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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

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

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

Most trusted provider : When it comes to deals on Rapid City-Baton Rouge 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 Rapid City-Baton Rouge 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 Rapid City to Baton Rouge that include hotel bookings?

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

How can I find direct flights from Rapid City to Baton Rouge?

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

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

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

$685+ Cheap Flights from Rapid City to Baton Rouge

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Cheap flight deals from Rapid City to Baton Rouge

One-way

One-way flights from Rapid City to Baton Rouge
Search for one-way flight options from Rapid City to Baton Rouge. Find affordable one-way fares based on user searches. Data last updated June 18, 2026.

Sun 7/54:55 pm

RAP

BTR

1 stop5h 02m

American Airlines

Deal found 6/17

$685

Sun 7/511:20 am

RAP

BTR

3 stops9h 15m

United Airlines

Deal found 6/17

$993

Find flight deals from Rapid City to Baton Rouge

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars

Provider with most accurate pricing for Rapid City-Baton Rouge Ryan flight deals.

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Provider most trusted by Cheapflights users for Rapid City-Baton Rouge Ryan flights.

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Route

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Cheapest one-way

Rapid CityBaton Rouge

RAP - BTR

RAPBTR

Rapid City

Sun 7/5

5:21 am-5:45 pm

2 stops11h 24m

$876

Quickest one-way

Rapid CityBaton Rouge

RAP - BTR

RAPBTR

Rapid City

Sun 7/5

11:20 am-9:35 pm

3 stops9h 15m

$993

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Sorted by cheapest first

Compare providers for flights from Rapid City to Baton Rouge

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rapid City to Baton Rouge in June.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

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

RAP-BTR

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 Rapid City to Baton Rouge that include hotel bookings?
Yes. In addition to deals on Rapid City to Baton Rouge flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Rapid City to Baton Rouge?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rapid City to Baton Rouge.
Can I find deals for business class flights from Rapid City to Baton Rouge?
Yes. Cheapflights offers flight deals from Rapid City to Baton Rouge 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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$685+ Cheap flights from Rapid City to Baton Rouge (RAP - BTR)

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Rapid City to Baton Rouge with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Rapid City to Baton Rouge

One-way flights from Rapid City to Baton RougeSearch for one-way flight options from Rapid City to Baton Rouge. Find affordable one-way fares based on user searches. Data last updated June 18, 2026.

Search for one-way flight options from Rapid City to Baton Rouge. Find affordable one-way fares based on user searches. Data last updated June 18, 2026.

Find flight deals from Rapid City to Baton Rouge

Most accurate provider

Most trusted provider

Cheapflights Fare Finder

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

Compare providers for flights from Rapid City to Baton Rouge

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rapid City to Baton Rouge in June.

Best time to book a flight from Rapid City to Baton Rouge

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

Related info for your journey

Find useful and relevant information for your journey from Rapid City to Baton Rouge. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

How can I find direct flights from Rapid City to Baton Rouge?

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

Traveling to a place near Baton Rouge?

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Other flights to Baton Rouge

Explore flights to Baton Rouge departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 18, 2026.

Complete your trip

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

Search flights from Rapid City to Baton Rouge by cabin class

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Rapid City and Baton Rouge flights

Browse other Rapid City and Baton Rouge flight options. Last updated on June 18, 2026.

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One-way flights from Rapid City to Baton Rouge
Search for one-way flight options from Rapid City to Baton Rouge. Find affordable one-way fares based on user searches. Data last updated June 18, 2026.