HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Duluth

$338+ Cheap flights from Louisville to Duluth (SDF - DLH)

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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DLH
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisville to Duluth with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Louisville to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Duluth (DLH). 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, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$338
(United Airlines)
Provider with most accurate pricing for Louisville Intl-Duluth Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Duluth Intl flights.
Search Deals
From Louisville Intl to Duluth Intl
Search Deals

Find flight deals from Louisville to Duluth

Best flights from Louisville to Duluth
Discover carefully curated flight deals from Louisville to Duluth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2024.

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.
Fri 2/147:02 amSDF - DLH
1 stop4h 48mUnited Airlines
Tue 2/183:08 pmDLH - SDF
1 stop4h 43mUnited Airlines
Deal found 12/17$338
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.
Fri 2/146:50 amSDF - DLH
1 stop4h 12mDelta
Tue 2/1810:46 amDLH - SDF
2 stops5h 49mDelta
Deal found 12/17$463

Find flights from Louisville to Duluth within your budget

Customize your flight search to find flights from Louisville to Duluth 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, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Fri 2/14

7:02 am-10:50 am

1 stop4h 48m

Duluth Intl

Tue 2/18

3:08 pm-8:51 pm

1 stop4h 43m

$338

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Fri 2/14

6:50 am-10:02 am

1 stop4h 12m

Duluth Intl

Tue 2/18

10:46 am-5:35 pm

2 stops5h 49m

$463

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Compare providers for flights from Louisville to Duluth

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 Louisville to Duluth in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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 Louisville-Duluth flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Duluth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Duluth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Duluth 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 Louisville-Duluth 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 Louisville to Duluth

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

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

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

Find hourly flight availability from Louisville to Duluth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

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

Rainfall in Duluth by month

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

In terms of precipitation, rainfall in Duluth ranges from 0.6 - 3.6 inches per month. August is typically the wettest month, when rainfall can reach 3.6 in. February is typically the driest time to visit Duluth when rainfall is around 0.6 in.

Temperature in Duluth by month

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

If weather is an important factor for your trip to Duluth, 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 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.2 F).

Reviews of airlines servicing Duluth

Get insights into the airlines that provide service to Duluth. 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 Duluth. Reviews last updated December 18, 2024.
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

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
8,604 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

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
9,059 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

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 Louisville to Duluth. 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 Louisville to Duluth round-trip?

    Flying on United Airlines is currently your cheapest option to Duluth, with prices starting at $338. Another option worth looking into is Delta, starting at $463 round trip.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Louisville to Duluth (average of $300). Flying from Louisville to Duluth in June is currently the most expensive (average of $483). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Louisville to Duluth

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Minneapolis flights
Cincinnati to Minneapolis flights
Louisville to Minneapolis flights
Lexington to Minneapolis flights
Knoxville to Minneapolis flights
Cincinnati to Sioux Falls flights
Cincinnati to Fargo flights
Lexington to Sioux Falls flights
Nashville to Fargo flights
Nashville to Sioux Falls flights
Nashville to Duluth flights
Blountville to Minneapolis flights
Evansville to Minneapolis flights
Cincinnati to Rochester flights
Cincinnati to Brainerd flights
Nashville to Rochester flights
Knoxville to Fargo flights
Louisville to Sioux Falls flights
Louisville to Fargo flights
Lexington to Fargo flights
Cincinnati to La Crosse flights
Nashville to La Crosse flights
Lexington to Rochester flights
Huntington to Minneapolis flights
Blountville to Fargo flights
Cincinnati to Duluth flights
Knoxville to Sioux Falls flights
Nashville to Brainerd flights
Blountville to Rochester flights
Evansville to Fargo flights
Louisville to Rochester flights
Blountville to Duluth flights
Knoxville to La Crosse flights
Knoxville to Rochester flights

Top airline flying from Louisville to Duluth

Discover the top airline that operate flights from Louisville to Duluth. 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, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$254Average$282FlexibilityNo cancel feeOn-timeN/A
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.