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$47+ Cheap flights from Riverside, CA to Louisville (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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SDF
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheapflights Tip: The best prices from Riverside to Louisville Intl are usually found in August or June, booked 55 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from Riverside to Louisville

Keep the following information in mind while searching for Riverside to Louisville flight deals. Data was last updated May 1, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$122
(eDestinos)

One-way from

$47
(FlightHub)

Popular in

December

Cheapest in

August

Average price

$269
Provider with most accurate pricing for Los Angeles-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Louisville Intl flights.
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From Riverside to Louisville Intl
Search Deals
One-way flight from Riverside to Louisville Intl
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($120 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Riverside to Louisville

Cheapest flights from Riverside to Louisville
Explore the most affordable flight options available from Riverside to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:02 amLAX - SDF
Nonstop4h 12mSpirit Airlines
Sun 9/216:09 pmSDF - LAX
Nonstop4h 26mSpirit Airlines
Deal found 4/30$118
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2712:35 amLAX - SDF
2 stops28h 59mMultiple Airlines
Wed 6/43:51 pmSDF - LAX
Nonstop4h 45mMultiple Airlines
Deal found 4/30$191
This Delta deal was found by Cheapflights users on 4/30. 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.
Wed 5/212:23 pmLAX - SDF
1 stop6h 42mDelta
Wed 6/45:55 pmSDF - LAX
1 stop9h 38mDelta
Deal found 4/30$285
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 6/131:30 amLAX - SDF
1 stop9h 09mAmerican Airlines
Sat 6/217:00 amSDF - LAX
1 stop9h 58mAmerican Airlines
Deal found 4/30$345
This Southwest deal was found by Cheapflights users on 4/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/215:05 amLAX - SDF
1 stop6h 45mSouthwest
Mon 8/2512:55 pmSDF - LAX
2 stops8h 05mSouthwest
Deal found 4/29$348

Cheapflights Fare Finder

Customize your flight search to find flights from Riverside 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 May 1, 2025.
Use the filters below to find and compare flights from Riverside to Louisville that are best for you.

Fly from

Riverside

Fly to

Louisville

Route

Depart

Return

Price

Los AngelesLouisville

LAX - SDF

LAXSDF

Los Angeles

Mon 5/19

7:46 am-2:56 pm

Nonstop4h 10m

Louisville Intl

Fri 5/23

3:51 pm-5:36 pm

Nonstop4h 45m

$123

Los AngelesLouisville

LAX - SDF

LAXSDF

Los Angeles

Tue 5/27

12:35 am-8:34 am

2 stops28h 59m

Louisville Intl

Wed 6/4

3:51 pm-5:36 pm

Nonstop4h 45m

$191

Los AngelesLouisville

LAX - SDF

LAXSDF

Los Angeles

Wed 5/21

2:23 pm-12:05 am

1 stop6h 42m

Louisville Intl

Wed 6/4

5:55 pm-12:33 am

1 stop9h 38m

$285

Los AngelesLouisville

LAX - SDF

LAXSDF

Los Angeles

Fri 6/13

1:30 am-1:39 pm

1 stop9h 09m

Louisville Intl

Sat 6/21

7:00 am-1:58 pm

1 stop9h 58m

$345

Los AngelesLouisville

LAX - SDF

LAXSDF

Los Angeles

Wed 7/9

8:05 am-1:00 am

2 stops13h 55m

Louisville Intl

Mon 7/14

8:40 pm-12:25 am

1 stop6h 45m

$397

Los AngelesLouisville

LAX - SDF

LAXSDF

Los Angeles

Tue 5/13

11:59 pm-2:30 pm

1 stop11h 31m

Louisville Intl

Wed 6/4

3:38 pm-8:27 pm

1 stop7h 49m

$455

Los AngelesLouisville

LAX - SDF

LAXSDF

Los Angeles

Wed 5/21

12:48 pm-11:44 pm

1 stop7h 56m

Louisville Intl

Wed 6/4

5:17 pm-7:34 am

2 stops17h 17m

$513

Los AngelesLouisville

LAX - SDF

LAXSDF

Los Angeles

Wed 6/4

7:46 am-2:56 pm

Nonstop4h 10m

$47

Los AngelesLouisville

LAX - SDF

LAXSDF

Los Angeles

Tue 7/29

11:55 pm-12:01 pm

1 stop9h 06m

$143

Los AngelesLouisville

LAX - SDF

LAXSDF

Los Angeles

Wed 6/4

10:30 am-2:24 pm

2 stops24h 54m

$148

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 15 results
1
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Best time to book a flight from Riverside to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Riverside 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 Riverside to Louisville

How far ahead should I book a flight from Riverside to Louisville?

Use this chart to determine the optimal time to book a round-trip flight from Riverside to Louisville. Price data was last updated on April 25, 2025.

The best time to book flights from Riverside to Louisville is 55 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Riverside to Louisville (average of $299). Flying from Riverside 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.

What is the cheapest time of day to fly from R1V to SDF?

Find hourly flight availability from Riverside to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

When flying from Riverside to Louisville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Riverside to Louisville?

Use this chart to determine the cheapest time to fly round-trip from Riverside to Louisville. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Riverside to Louisville flight should consider departing on Monday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Louisville by month

Plan your trip to Louisville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Louisville ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Louisville when rainfall is around 3.1 in.

Temperature in Louisville by month

Plan your trip to Louisville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Louisville, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 May 1, 2025.
To help decide which airline to fly from Riverside to Louisville, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

  • What airport do you fly into for flights to Louisville from Riverside?

    Louisville Intl (SDF), located 5.3 mi from the city center, is the airport you fly into when you book flights from Riverside to Louisville. 5 airlines have flights to Louisville Intl from Riverside on a regular basis. Booking flights from Riverside to Louisville Intl should not be difficult; the airport handles an average of 0 inbound flights from Riverside per day.

  • How popular is this Riverside to Louisville flight route?

    Within the past month, 14 users have taken a look at flights from Riverside to Louisville Intl.

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

    The cheapest airlines for a one-way flight from Riverside to Louisville are Spirit Airlines ($47), Delta ($143), and Sun Country Air ($153).

  • What are the cheapest flights from Riverside to Louisville?

    On average you can expect to pay $133 for a flight from Riverside to Louisville. The cheapest flight overall is $49 while the most popular route, (Los Angeles - Louisville Intl) is currently priced at $87.

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

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

  • How can I find direct flights from Riverside to Louisville?

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

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

    Yes. Cheapflights offers flight deals from Riverside 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 Riverside to Louisville?

    Currently, January is the cheapest month in which you can book a flight from Riverside to Louisville (average of $299). Flying from Riverside 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 Riverside?

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

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Top 5 airlines flying from Riverside to Louisville

Discover the top 5 airlines that operate flights from Riverside 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$74Average$218FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$299Average$500FlexibilityNo cancel feeOn-time69%
DeltaCheapest$305Average$431FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$324Average$564FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$325Average$485FlexibilityNo cancel feeOn-time71%

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