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$248+ Cheap flights from Duluth to Louisville (DLH - 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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SDF
Jan 25 — Feb 11
Sat 1/25
Sat 2/1
1 adult, Economy
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Cheap flight deals from Duluth to Louisville

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

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$248
(Delta)

Popular in

July

Cheapest in

January

Average price

$238
Provider with most accurate pricing for Duluth Intl-Louisville Intl flight deals.
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Provider most trusted by Cheapflights users for Duluth Intl-Louisville Intl flights.
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From Duluth Intl to Louisville Intl
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High demand for flights, 27% potential price rise
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Best time to find cheap flights, 15% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Duluth to Louisville

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

This Delta deal was found by Cheapflights users on 1/20. 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 2/46:00 pmDLH - SDF
1 stop4h 21mDelta
Sat 2/86:50 amSDF - DLH
1 stop4h 09mDelta
Deal found 1/20$248
This United deal was found by Cheapflights users on 1/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/223:08 pmDLH - SDF
1 stop6h 18mUnited Airlines
Wed 2/267:02 amSDF - DLH
1 stop4h 48mUnited Airlines
Deal found 1/20$403

Find flights from Duluth to Louisville within your budget

Customize your flight search to find flights from Duluth 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 January 20, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DuluthLouisville

DLH - SDF

DLHSDF

Duluth Intl

Tue 2/4

6:00 pm-11:21 pm

1 stop4h 21m

Louisville Intl

Sat 2/8

6:50 am-9:59 am

1 stop4h 09m

$248

DuluthLouisville

DLH - SDF

DLHSDF

Duluth Intl

Sat 2/22

3:08 pm-10:26 pm

1 stop6h 18m

Louisville Intl

Wed 2/26

7:02 am-10:50 am

1 stop4h 48m

$403

DuluthLouisville

DLH - SDF

DLHSDF

Duluth Intl

Sun 2/23

6:00 pm-11:21 pm

1 stop4h 21m

$274

DuluthLouisville

DLH - SDF

DLHSDF

Duluth Intl

Sat 2/15

3:08 pm-8:51 pm

1 stop4h 43m

$413

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Compare providers for flights from Duluth 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 Duluth to Louisville in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice 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 Duluth-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Duluth-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Duluth-Louisville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Duluth-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 Duluth-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 Duluth to Louisville

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

Travel insights for flights from Duluth to Louisville

Get recent, data-driven insights about flights from Duluth to Louisville including ideal travel times, pricing trends, and more.

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 January 20, 2025.
Peruse reviews from past customers who have flown with Delta and United Airlines from Duluth to Louisville to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,982 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Duluth 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 Duluth to Louisville round-trip?

    Currently priced at $248, Delta will fly you from Duluth to Louisville and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $403. Users have found that Delta is 48% cheaper than the other options available to this destination.

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

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

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

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

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

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

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

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

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