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$487+ Cheap flights from Redmond to Louisville (RDM - 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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
RDM — SDF
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Redmond to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Redmond (RDM) 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 20, 2025.

Round-trip from

$487
(United Airlines)

Popular in

April

Cheapest in

December

Average price

$432
From Bend/Redmond to Louisville Intl
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Redmond to Louisville

Cheapest flights from Redmond to Louisville
Explore the most affordable flight options available from Redmond to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This United Airlines deal was found by Cheapflights users on 8/19. 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.
Tue 10/285:00 amRDM - SDF
1 stop6h 19mUnited Airlines
Fri 10/313:20 pmSDF - RDM
1 stop24h 37mUnited Airlines
Deal found 8/19$487
This Delta deal was found by Cheapflights users on 8/18. 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.
Mon 10/67:26 pmRDM - SDF
2 stops11h 30mDelta
Wed 10/87:09 amSDF - RDM
2 stops14h 37mDelta
Deal found 8/18$521
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Mon 10/67:50 pmRDM - SDF
2 stops11h 11mUnited Airlines
Wed 10/89:01 amSDF - RDM
1 stop6h 52mUnited Airlines
Deal found 8/18$547
This Delta deal was found by Cheapflights users on 8/19. 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 10/97:26 pmRDM - SDF
2 stops10h 28mDelta
Sat 10/114:21 pmSDF - RDM
2 stops9h 14mDelta
Deal found 8/19$579
This United Airlines deal was found by Cheapflights users on 8/19. 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 10/95:00 amRDM - SDF
1 stop14h 30mUnited Airlines
Sat 10/118:45 amSDF - RDM
2 stops15h 05mUnited Airlines
Deal found 8/19$622
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Mon 9/221:55 pmRDM - SDF
2 stops17h 07mUnited Airlines
Thu 9/257:20 pmSDF - RDM
2 stops20h 33mUnited Airlines
Deal found 8/19$795
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/217:57 pmRDM - SDF
2 stops11h 05mUnited Airlines
Thu 9/257:00 amSDF - RDM
2 stops11h 04mUnited Airlines
Deal found 8/19$855

Cheapflights Fare Finder

 
Customize your flight search to find flights from Redmond 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 20, 2025.
Use the filters below to find and compare flights from Redmond to Louisville that are best for you.

Fly from

Redmond

Fly to

Louisville

Route

Depart

Return

Price

RedmondLouisville

RDM - SDF

RDMSDF

Bend/Redmond

Tue 10/28

5:00 am-2:19 pm

1 stop6h 19m

Louisville Intl

Fri 10/31

3:20 pm-12:57 pm

1 stop24h 37m

$487

RedmondLouisville

RDM - SDF

RDMSDF

Bend/Redmond

Mon 10/6

7:26 pm-9:56 am

2 stops11h 30m

Louisville Intl

Wed 10/8

7:09 am-6:46 pm

2 stops14h 37m

$521

RedmondLouisville

RDM - SDF

RDMSDF

Bend/Redmond

Mon 10/6

7:50 pm-10:01 am

2 stops11h 11m

Louisville Intl

Wed 10/8

9:01 am-12:53 pm

1 stop6h 52m

$547

RedmondLouisville

RDM - SDF

RDMSDF

Bend/Redmond

Thu 10/9

7:26 pm-8:54 am

2 stops10h 28m

Louisville Intl

Sat 10/11

4:21 pm-10:35 pm

2 stops9h 14m

$579

RedmondLouisville

RDM - SDF

RDMSDF

Bend/Redmond

Thu 10/9

5:00 am-10:30 pm

1 stop14h 30m

Louisville Intl

Sat 10/11

8:45 am-8:50 pm

2 stops15h 05m

$622

RedmondLouisville

RDM - SDF

RDMSDF

Bend/Redmond

Mon 9/22

1:55 pm-10:02 am

2 stops17h 07m

Louisville Intl

Thu 9/25

7:20 pm-12:53 pm

2 stops20h 33m

$795

RedmondLouisville

RDM - SDF

RDMSDF

Bend/Redmond

Sun 9/21

7:57 pm-10:02 am

2 stops11h 05m

Louisville Intl

Thu 9/25

7:00 am-3:04 pm

2 stops11h 04m

$855

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Best time to book a flight from Redmond to Louisville

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

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

Currently, January is the cheapest month in which you can book a flight from Redmond to Louisville (average of $299). Flying from Redmond 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 20, 2025.
Read through reviews of airlines operating flights from Redmond to Louisville, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,928 reviews

Overall

7.4

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,928 reviews
United Airlines
7.4
Good
8,928 reviews

Overall

7.4

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Redmond 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 Redmond to Louisville?

    Departing from Redmond to Louisville will take you 6h 19m. Redmond and Louisville are separated by a distance of 1871 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Redmond to Louisville round-trip?

    Currently priced at $338, United Airlines will fly you from Redmond to Louisville and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. You may be able to fly from Redmond to Louisville for 34% less than the average price by searching for this airline.

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

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

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

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

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

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

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

Discover the top airline that operate flights from Redmond 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$338Average$533FlexibilityNo cancel feeOn-time69%

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