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$185+ Cheap flights from Rapid City to Louisville (RAP - SDF)

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — SDF
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Rapid City to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to Louisville (SDF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 29, 2025.

Round-trip from

$264
(Delta)

One-way from

$185
(Delta)

Popular in

December

Cheapest in

July

Average price

$311
From Rapid City to Louisville Intl
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One-way flight from Rapid City to Louisville Intl
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Highest demand for flights based on searches. 7% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Rapid City to Louisville

Cheapest flights from Rapid City to Louisville
Explore the most affordable flight options available from Rapid City to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Delta deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:05 amRAP - SDF
1 stop7h 36mDelta
Thu 11/137:20 amSDF - RAP
2 stops10h 51mDelta
Deal found 7/27$338
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:32 amRAP - SDF
2 stops10h 30mUnited Airlines
Mon 9/157:36 pmSDF - RAP
1 stop16h 46mUnited Airlines
Deal found 7/29$482
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/101:12 pmRAP - SDF
1 stop7h 51mAmerican Airlines
Mon 9/152:24 pmSDF - RAP
1 stop8h 29mAmerican Airlines
Deal found 7/29$521

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City to Louisville 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, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Rapid City to Louisville that are best for you.

Fly from

Rapid City

Fly to

Louisville

Route

Depart

Return

Price

Rapid CityLouisville

RAP - SDF

RAPSDF

Rapid City

Fri 9/5

10:55 am-11:56 pm

2 stops11h 01m

Louisville Intl

Sun 9/7

7:34 pm-10:32 pm

1 stop4h 58m

$264

Rapid CityLouisville

RAP - SDF

RAPSDF

Rapid City

Thu 8/14

1:43 pm-8:26 pm

1 stop4h 43m

Louisville Intl

Sat 8/16

3:25 pm-7:20 pm

1 stop5h 55m

$289

Rapid CityLouisville

RAP - SDF

RAPSDF

Rapid City

Fri 8/15

5:39 am-1:45 pm

1 stop6h 06m

Louisville Intl

Sat 8/16

8:31 am-4:20 pm

2 stops9h 49m

$294

Rapid CityLouisville

RAP - SDF

RAPSDF

Rapid City

Sat 9/6

10:55 am-11:56 pm

2 stops11h 01m

$185

Rapid CityLouisville

RAP - SDF

RAPSDF

Rapid City

Sat 9/6

12:33 pm-8:03 pm

1 stop5h 30m

$210

Rapid CityLouisville

RAP - SDF

RAPSDF

Rapid City

Mon 10/6

4:35 pm-6:33 pm

2 stops23h 58m

$343

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Rapid City to Louisville

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

Cheapflights Insights

Everything you need to know about your flight from Rapid City to Louisville

What is the cheapest month to book a flight from Rapid City to Louisville?

Currently, January is the cheapest month in which you can book a flight from Rapid City to Louisville (average of $299). Flying from Rapid City to Louisville in April is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Rapid City to Louisville?

Reviews of airlines servicing Louisville

Get insights into the airlines that provide service to Louisville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Louisville. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Rapid City to Louisville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What are the cheapest airlines flying from Rapid City to Louisville round-trip?

    Flying on Delta is currently your cheapest option to Louisville, with prices starting at $264. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $289 and $294, respectively. These flights start at 41% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Rapid City to Louisville one-way?

    $185 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $210 and $343, respectively.

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

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

  • How can I find direct flights from Rapid City to Louisville?

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

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

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

  • What is the cheapest month to book a flight from Rapid City to Louisville?

    Currently, January is the cheapest month in which you can book a flight from Rapid City to Louisville (average of $299). Flying from Rapid City to Louisville in April is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
Shepherdsville
Jeffersonville
Elizabethtown
Corydon
Bardstown

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Top 2 airlines flying from Rapid City to Louisville

Discover the top 2 airlines that operate flights from Rapid City to Louisville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$146Average$278FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$258Average$539FlexibilityNo cancel feeOn-time69%

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