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$309+ 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
RDM — SDF
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Redmond to Louisville

Best flights from Redmond to Louisville
Discover carefully curated flight deals from Redmond to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. 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 1/225:00 amRDM - SDF
1 stop6h 26mUnited Airlines
Mon 1/263:22 pmSDF - RDM
1 stop8h 59mUnited Airlines
Deal found 12/16$309
This Delta deal was found by Cheapflights users on 12/17. 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 1/217:00 amRDM - SDF
2 stops13h 06mDelta
Mon 1/264:59 pmSDF - RDM
2 stops8h 48mDelta
Deal found 12/17$319
This United Airlines deal was found by Cheapflights users on 12/16. 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 1/65:00 amRDM - SDF
1 stop6h 26mUnited Airlines
Tue 1/138:30 amSDF - RDM
2 stops12h 42mUnited Airlines
Deal found 12/16$314
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Sat 1/175:00 amRDM - SDF
1 stop6h 26mUnited Airlines
Tue 1/209:00 amSDF - RDM
1 stop7h 02mUnited Airlines
Deal found 12/16$331
This United Airlines deal was found by Cheapflights users on 12/17. 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 1/65:00 amRDM - SDF
1 stop6h 26mUnited Airlines
Wed 1/149:00 amSDF - RDM
1 stop7h 02mUnited Airlines
Deal found 12/17$334

Find 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$309
(United Airlines)

Popular in

September

Cheapest in

August
Provider with most accurate pricing for Bend/Redmond-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bend/Redmond-Louisville Intl flights.
Search Deals
From Bend/Redmond to Louisville Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($112 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($47 potential savings vs. average RT price).
Search Deals

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 December 18, 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

Thu 1/22

5:00 am-2:26 pm

1 stop6h 26m

Louisville Intl

Mon 1/26

3:22 pm-9:21 pm

1 stop8h 59m

$309

RedmondLouisville

RDM - SDF

RDMSDF

Bend/Redmond

Tue 1/6

5:00 am-2:26 pm

1 stop6h 26m

Louisville Intl

Tue 1/13

8:30 am-6:12 pm

2 stops12h 42m

$314

RedmondLouisville

RDM - SDF

RDMSDF

Bend/Redmond

Wed 1/21

7:00 am-11:06 pm

2 stops13h 06m

Louisville Intl

Mon 1/26

4:59 pm-10:47 pm

2 stops8h 48m

$319

RedmondLouisville

RDM - SDF

RDMSDF

Bend/Redmond

Sat 1/17

5:00 am-2:26 pm

1 stop6h 26m

Louisville Intl

Tue 1/20

9:00 am-1:02 pm

1 stop7h 02m

$331

RedmondLouisville

RDM - SDF

RDMSDF

Bend/Redmond

Tue 1/6

5:00 am-2:26 pm

1 stop6h 26m

Louisville Intl

Wed 1/14

9:00 am-1:02 pm

1 stop7h 02m

$334

RedmondLouisville

RDM - SDF

RDMSDF

Bend/Redmond

Mon 1/12

1:16 pm-10:24 pm

1 stop6h 08m

$347

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Compare providers for flights from Redmond 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 Redmond to Louisville in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 Redmond-Louisville flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Redmond-Louisville flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Redmond-Louisville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Redmond-Louisville flights, Cheapflights users trust eDreams the most. eDreams 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 Redmond-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 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 $227). Flying from Redmond to Louisville in September is currently the most expensive (average of $428). 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 December 18, 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
9,091 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
United Airlines
7.4
Good
9,091 reviews
United Airlines
7.4
Good
9,091 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

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 26m. 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 42% 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 $227). Flying from Redmond to Louisville in September is currently the most expensive (average of $428). 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$338Average$551FlexibilityNo cancel feeOn-time69%

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