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$259+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — SDF
Oct 30 — Nov 61
Thu 10/30
Thu 11/6
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 September 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$259
(Delta)

Popular in

September

Cheapest in

July

Average price

$855
Provider with most accurate pricing for Rapid City-Louisville Intl flight deals.
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Provider most trusted by Cheapflights users for Rapid City-Louisville Intl flights.
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From Rapid City to Louisville Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($84 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Rapid City to Louisville

Best flights from Rapid City to Louisville
Discover carefully curated flight deals from Rapid City to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2025.

This Delta deal was found by Cheapflights users on 9/28. 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.
Tue 3/34:00 pmRAP - SDF
1 stop4h 55mDelta
Sat 3/76:36 amSDF - RAP
1 stop5h 29mDelta
Deal found 9/28$259

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 September 30, 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

Tue 3/3

4:00 pm-10:55 pm

1 stop4h 55m

Louisville Intl

Sat 3/7

6:36 am-10:05 am

1 stop5h 29m

$259

Rapid CityLouisville

RAP - SDF

RAPSDF

Rapid City

Mon 10/6

4:35 pm-10:01 am

2 stops15h 26m

$497

Rapid CityLouisville

RAP - SDF

RAPSDF

Rapid City

Mon 10/6

4:28 pm-9:23 am

2 stops14h 55m

$597

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/29

Compare providers for flights from Rapid City to Louisville

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 Louisville in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust 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-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rapid City-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rapid City-Louisville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rapid City-Louisville 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-Louisville 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 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 September 30, 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.
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

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!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

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!
United Airlines
7.4
Good
8,931 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

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.

  • How long is the flight from Rapid City to Louisville?

    A quick flight from Rapid City to Louisville can take about 4h 55m. Delta provides one of the quickest options available for as low as $259. The distance between Rapid City and Louisville is about 986 mi.

  • 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 70% 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 September 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$146Average$314FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$258Average$569FlexibilityNo cancel feeOn-time69%

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