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Duluth

$258+ Cheap flights from Kentucky to Duluth (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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DLH
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Cheap flight deals from Kentucky to Duluth

Cheapest flights from Kentucky to Duluth
Explore the most affordable flight options available from Kentucky to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This Delta deal was found by Cheapflights users on 2/2. 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 3/186:00 am
CVG
-
DLH
1 stop6h 56m
Delta
Wed 3/2512:37 pm
DLH
-
CVG
1 stop4h 44m
Delta
Deal found 2/2$258
This United Airlines deal was found by Cheapflights users on 2/2. 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 2/176:00 am
BNA
-
DLH
1 stop4h 43m
United Airlines
Sat 2/213:19 pm
DLH
-
BNA
1 stop6h 34m
United Airlines
Deal found 2/2$268
This Delta deal was found by Cheapflights users on 2/2. 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.
Sat 9/56:45 am
CVG
-
DLH
1 stop5h 12m
Delta
Tue 9/85:10 am
DLH
-
CVG
1 stop4h 35m
Delta
Deal found 2/2$293
This Delta deal was found by Cheapflights users on 2/2. 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.
Sat 9/56:45 am
CVG
-
DLH
1 stop5h 12m
Delta
Thu 9/1012:00 pm
DLH
-
CVG
1 stop5h 06m
Delta
Deal found 2/2$323
This United Airlines deal was found by Cheapflights users on 2/2. 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 4/181:55 pm
SDF
-
DLH
1 stop5h 14m
United Airlines
Wed 4/223:08 pm
DLH
-
SDF
1 stop4h 08m
United Airlines
Deal found 2/2$328
This Delta deal was found by Cheapflights users on 2/2. 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 9/46:45 pm
CVG
-
DLH
1 stop5h 53m
Delta
Wed 9/95:10 am
DLH
-
CVG
1 stop4h 35m
Delta
Deal found 2/2$328
This Delta deal was found by Cheapflights users on 2/1. 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.
Sat 6/276:00 am
BNA
-
DLH
1 stop4h 57m
Delta
Sat 7/45:10 am
DLH
-
BNA
1 stop3h 54m
Delta
Deal found 2/1$352
This Delta deal was found by Cheapflights users on 2/2. 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 9/46:45 pm
CVG
-
DLH
1 stop5h 53m
Delta
Thu 9/1012:00 pm
DLH
-
CVG
1 stop5h 06m
Delta
Deal found 2/2$358
This United Airlines deal was found by Cheapflights users on 1/31. 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 2/34:50 pm
BNA
-
DLH
1 stop5h 09m
United Airlines
Sat 2/73:05 pm
DLH
-
BNA
1 stop4h 28m
United Airlines
Deal found 1/31$413
This United Airlines deal was found by Cheapflights users on 1/31. 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 2/34:11 pm
CVG
-
DLH
1 stop6h 48m
United Airlines
Sat 2/73:05 pm
DLH
-
CVG
1 stop4h 32m
United Airlines
Deal found 1/31$413
This United Airlines deal was found by Cheapflights users on 2/1. 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 6/112:05 pm
CVG
-
DLH
1 stop4h 29m
United Airlines
Wed 6/176:10 pm
DLH
-
CVG
1 stop4h 49m
United Airlines
Deal found 2/1$417
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Wed 5/132:03 pm
CVG
-
DLH
1 stop4h 32m
United Airlines
Wed 5/2011:14 am
DLH
-
CVG
2 stops11h 45m
United Airlines
Deal found 2/3$420

Find flight deals from Kentucky to Duluth

Keep the following information in mind while searching for Kentucky to Duluth flight deals. Data was last updated February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$258
(Delta)
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 Kentucky to Duluth Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky 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 February 3, 2026.
Use the filters below to find and compare flights from Kentucky to Duluth that are best for you.

Fly from

Kentucky

Fly to

Duluth

Route

Depart

Return

Price

NashvilleDuluth

BNA - DLH

BNADLH

Nashville Intl

Tue 2/17

6:00 am-10:43 am

1 stop4h 43m

Duluth Intl

Sat 2/21

3:19 pm-9:53 pm

1 stop6h 34m

$268

CincinnatiDuluth

CVG - DLH

CVGDLH

Cincinnati Cinci./N. Kentucky

Wed 3/18

6:00 am-11:56 am

1 stop6h 56m

Duluth Intl

Tue 3/24

4:32 pm-11:52 pm

1 stop6h 20m

$293

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Sat 4/18

1:55 pm-6:09 pm

1 stop5h 14m

Duluth Intl

Wed 4/22

3:08 pm-8:16 pm

1 stop4h 08m

$328

CincinnatiDuluth

CVG - DLH

CVGDLH

Cincinnati Cinci./N. Kentucky

Thu 3/19

6:00 am-11:56 am

1 stop6h 56m

Duluth Intl

Tue 3/24

5:00 am-10:19 am

1 stop4h 19m

$328

NashvilleDuluth

BNA - DLH

BNADLH

Nashville Intl

Sat 6/27

6:00 am-10:57 am

1 stop4h 57m

Duluth Intl

Sat 7/4

5:10 am-9:04 am

1 stop3h 54m

$352

NashvilleDuluth

BNA - DLH

BNADLH

Nashville Intl

Wed 2/18

6:00 am-10:43 am

1 stop4h 43m

Duluth Intl

Sat 2/21

3:19 pm-7:32 pm

1 stop4h 13m

$424

NashvilleDuluth

BNA - DLH

BNADLH

Nashville Intl

Tue 2/17

6:47 pm-11:55 pm

1 stop5h 08m

Duluth Intl

Sat 2/21

12:15 pm-9:44 pm

2 stops9h 29m

$447

CincinnatiDuluth

CVG - DLH

CVGDLH

Cincinnati Cinci./N. Kentucky

Wed 3/18

7:43 pm-6:08 pm

2 stops23h 25m

Duluth Intl

Wed 3/25

11:20 am-5:19 pm

1 stop4h 59m

$483

CincinnatiDuluth

CVG - DLH

CVGDLH

Cincinnati Cinci./N. Kentucky

Thu 3/19

6:00 am-6:08 pm

2 stops13h 08m

Duluth Intl

Tue 3/24

11:20 am-5:19 pm

1 stop4h 59m

$537

NashvilleDuluth

BNA - DLH

BNADLH

Nashville Intl

Mon 2/16

6:00 am-10:43 am

1 stop4h 43m

Duluth Intl

Fri 2/20

11:20 am-12:28 pm

1 stop25h 08m

$593

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 14 results
1
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Best time to book a flight from Kentucky to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Kentucky 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 Kentucky to Duluth
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Kentucky to Duluth. 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 Duluth from Kentucky?

    Located just 5.8 mi from the city center, Duluth Intl (DLH) is the airport most travelers will use when flying to Duluth from Kentucky.

  • How long is the flight from Kentucky to Duluth?

    A quick flight from Kentucky to Duluth can take about 4h 43m. United Airlines provides one of the quickest options available for as low as $268. The distance from Kentucky to Duluth is about 793 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Kentucky to Duluth?

    When deciding which route to take from Kentucky to Duluth consider Nashville Intl - Duluth Intl, Cincinnati Cinci./N. Kentucky - Duluth Intl or Louisville Intl - Duluth Intl as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kentucky 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.

See more FAQs

Traveling to a place near Duluth?

Book flights to Duluth if you plan to visit one of these locations
Two Harbors
Superior

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