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Cheap flights from Rapid City to Baton Rouge from $617

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Rapid City to Baton Rouge departing on 10/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Rapid City to Baton Rouge

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:24 am - 4:56 pm-
5h 32m
American Airlines Logo
5:50 am - 9:54 am-
5h 04m
$617American Airlines
Sun, Oct 18 - Sun, Oct 25
United Airlines Logo
7:05 am - 10:56 pm-
14h 51m
United Airlines Logo
5:00 am - 11:13 am-
7h 13m
$644United Airlines
Sat, Jan 9 - Tue, Jan 12
United Airlines Logo
5:48 pm - 11:04 am-
16h 16m
United Airlines Logo
2:06 pm - 10:08 pm-
9h 02m
$708United Airlines
Sat, Jan 9 - Tue, Jan 12
United Airlines Logo
7:05 am - 9:16 pm-
37h 11m
United Airlines Logo
6:15 pm - 9:33 am-
16h 18m
$1,102United Airlines
Sun, Oct 18 - Sun, Oct 25
United Airlines Logo
11:17 am - 9:16 pm-
8h 59m
United Airlines Logo
7:00 am - 3:19 pm-
9h 19m
$3,103United Airlines
Sun, Oct 18 - Sun, Oct 25

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United Airlines flights from Rapid City to Baton Rouge

Our best United Airlines deals on Rapid City to Baton Rouge flight tickets
United Airlines
Jan 9
RAP7:05 amRapid City
14h 51m
2 stops
BTR10:56 pmBaton Rouge Ryan
Jan 12
BTR5:00 amBaton Rouge Ryan
7h 13m
2 stops
RAP11:13 amRapid City
$644
United Airlines
Jan 9
RAP5:48 pmRapid City
16h 16m
2 stops
BTR11:04 amBaton Rouge Ryan
Jan 12
BTR2:06 pmBaton Rouge Ryan
9h 02m
2 stops
RAP10:08 pmRapid City
$708
United Airlines
Oct 18
RAP7:05 amRapid City
37h 11m
2 stops
BTR9:16 pmBaton Rouge Ryan
Oct 25
BTR6:15 pmBaton Rouge Ryan
16h 18m
2 stops
RAP9:33 amRapid City
$1,102

momondo Fare Finder

 
Customize your flight search to find flights from Rapid City to Baton Rouge that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 5, 2026.
Use the filters below to find and compare flights from Rapid City to Baton Rouge that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Rapid CityBaton Rouge

RAP - BTR

RAPBTR

Rapid City

Sun 10/18

10:24 am-4:56 pm

1 stop5h 32m

Baton Rouge Ryan

Sun 10/25

5:50 am-9:54 am

1 stop5h 04m

$617

Rapid CityBaton Rouge

RAP - BTR

RAPBTR

Rapid City

Sat 1/9

7:05 am-10:56 pm

2 stops14h 51m

Baton Rouge Ryan

Tue 1/12

5:00 am-11:13 am

2 stops7h 13m

$644

Rapid CityBaton Rouge

RAP - BTR

RAPBTR

Rapid City

Sat 1/9

5:48 pm-11:04 am

2 stops16h 16m

Baton Rouge Ryan

Tue 1/12

2:06 pm-10:08 pm

2 stops9h 02m

$708

Rapid CityBaton Rouge

RAP - BTR

RAPBTR

Rapid City

Sun 10/18

7:05 am-9:16 pm

2 stops37h 11m

Baton Rouge Ryan

Sun 10/25

6:15 pm-9:33 am

2 stops16h 18m

$1,102

Rapid CityBaton Rouge

RAP - BTR

RAPBTR

Rapid City

Sun 10/18

11:17 am-9:16 pm

3 stops8h 59m

Baton Rouge Ryan

Sun 10/25

7:00 am-3:19 pm

2 stops9h 19m

$3,103

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Rapid City to Baton Rouge

Are you open to changing your travel dates? Check out the ideal times to fly from Rapid City to Baton Rouge according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Rapid City to Baton Rouge (RAP to BTR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rapid City to Baton Rouge

Fastest flight time

16h 16m

Direct flights

None
The fastest flight from Rapid City to Baton Rouge takes 16h 16m
There are no direct flights from Rapid City to Baton Rouge. There are no popular flight routes from Rapid City to Baton Rouge.
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Frequently asked questions about flying from Rapid City to Baton Rouge

  • How far is Rapid City to Baton Rouge Ryan by plane?

    A flight from Rapid City to Baton Rouge Ryan will travel around 1147.5 mi. Flights usually cover this in 16h 16m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Rapid City Airport to Baton Rouge Ryan Airport?

    Prices for flights from Rapid City Airport to Baton Rouge Ryan Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Rapid City Airport to Baton Rouge Ryan Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rapid City Airport to Baton Rouge Ryan Airport.

  • What documentation or ID do you need to fly to Baton Rouge Ryan Airport?

    The travel and health documents you'll need for your trip to Baton Rouge Ryan Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Baton Rouge Ryan Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Rapid City to Baton Rouge

  • How do I get Price Alerts for flights from Rapid City to Baton Rouge?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Rapid City from Baton Rouge. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Rapid City to Baton Rouge with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Baton Rouge?

Book flights to Baton Rouge if you plan to visit one of these locations
Denham Springs
Port Allen
McComb
Saint Francisville

Why use momondo?

Why should I use momondo to find a flight deal from Rapid City to Baton Rouge?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Baton Rouge from Rapid City.

Can I find flights from Rapid City to Baton Rouge with flexible booking policies on momondo?

Yes. All flights to Baton Rouge from Rapid City on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Rapid City to Baton Rouge?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Rapid City to Baton Rouge.

I’m not ready to book a flight from Rapid City to Baton Rouge right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Rapid City to Baton Rouge flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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