Louisville

$314+ Cheap flights from Rapid City to Louisville (RAP - SDF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — SDF
Aug 19 — Aug 261
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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 August 14, 2025.

Round-trip from

$314
(Delta)

Popular in

December

Cheapest in

July

Average price

$349
From Rapid City to Louisville Intl
Highest demand for flights based on searches. 8% potential increase in price ($42 potential increase over avg. RT price).
Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
Average for round-trip flights in August 2025

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 August 14, 2025.

This Delta deal was found by Cheapflights users on 8/12. 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.
Thu 10/22:27 pmRAP - SDF
1 stop6h 31mDelta
Sat 10/43:40 pmSDF - RAP
2 stops8h 50mDelta
Deal found 8/12$314
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 8/285:39 amRAP - SDF
1 stop6h 06mAmerican Airlines
Mon 9/16:44 amSDF - RAP
1 stop7h 36mAmerican Airlines
Deal found 8/13$350
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Thu 10/28:30 amRAP - SDF
2 stops10h 03mUnited Airlines
Sat 10/410:55 amSDF - RAP
2 stops9h 45mUnited Airlines
Deal found 8/12$455
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 8/287:00 amRAP - SDF
2 stops12h 02mUnited Airlines
Mon 9/19:55 amSDF - RAP
2 stops12h 44mUnited Airlines
Deal found 8/13$496
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Sun 9/211:35 pmRAP - SDF
1 stop27h 23mUnited Airlines
Thu 9/257:00 amSDF - RAP
2 stops29h 13mUnited Airlines
Deal found 8/13$675
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 10/164:28 pmRAP - SDF
1 stop5h 25mAmerican Airlines
Thu 10/239:44 amSDF - RAP
1 stop8h 14mAmerican Airlines
Deal found 8/13$803

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 August 14, 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

Thu 10/2

2:27 pm-10:58 pm

1 stop6h 31m

Louisville Intl

Sat 10/4

3:40 pm-10:30 pm

2 stops8h 50m

$314

Rapid CityLouisville

RAP - SDF

RAPSDF

Rapid City

Thu 8/28

5:39 am-1:45 pm

1 stop6h 06m

Louisville Intl

Mon 9/1

6:44 am-12:20 pm

1 stop7h 36m

$350

Rapid CityLouisville

RAP - SDF

RAPSDF

Rapid City

Thu 10/2

8:30 am-8:33 pm

2 stops10h 03m

Louisville Intl

Sat 10/4

10:55 am-6:40 pm

2 stops9h 45m

$455

Rapid CityLouisville

RAP - SDF

RAPSDF

Rapid City

Thu 8/28

7:00 am-9:02 pm

2 stops12h 02m

Louisville Intl

Mon 9/1

9:55 am-8:39 pm

2 stops12h 44m

$496

Rapid CityLouisville

RAP - SDF

RAPSDF

Rapid City

Sun 9/21

1:35 pm-6:58 pm

1 stop27h 23m

Louisville Intl

Thu 9/25

7:00 am-10:13 am

2 stops29h 13m

$675

Rapid CityLouisville

RAP - SDF

RAPSDF

Rapid City

Thu 10/16

4:28 pm-11:53 pm

1 stop5h 25m

Louisville Intl

Thu 10/23

9:44 am-3:58 pm

1 stop8h 14m

$803

Rapid CityLouisville

RAP - SDF

RAPSDF

Rapid City

Mon 10/6

4:28 pm-11:53 pm

1 stop5h 25m

$330

Rapid CityLouisville

RAP - SDF

RAPSDF

Rapid City

Mon 10/6

9:56 am-10:01 am

2 stops22h 05m

$348

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

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.

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 August 14, 2025.
Read reviews from past customers who have flown Delta and United 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.
8.0
Very good

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

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!
8.0
Very good
8.0
Very good

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

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!
8.0
Very good

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

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 $146. Another option worth looking into is United Airlines, starting at $258 round trip. These flights start at 67% lower than the current average price 3 months from now.

  • 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$146Average$278FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$258Average$528FlexibilityNo cancel feeOn-time69%

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