When did momondo last update prices for flights from Louisville Intl Airport to Duluth Intl Airport?

Prices for flights from Louisville Intl Airport to Duluth Intl Airport were last updated today.

How old do you have to be to fly from Louisville Intl Airport to Duluth Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Duluth Intl Airport.

What documentation or ID do you need to fly to Duluth Intl Airport?

The necessary travel and health documents for your Duluth Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$254 Cheap Flights from Louisville to Duluth in 2025/26

1 adult

0 bags

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Find the cheapest flights from Louisville to Duluth

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6:23 am - 11:11 am

SDF

DLH

5h 48m1 stop

8:00 am - 3:48 pm

DLH

SDF

6h 48m1 stop

$258Delta

Wed, Feb 11 - Fri, Feb 20

6:23 am - 11:11 am

SDF

DLH

5h 48m1 stop

12:15 pm - 9:14 pm

DLH

SDF

7h 59m2 stops

$309Delta

Wed, Feb 11 - Thu, Feb 19

5:35 am - 10:43 am

SDF

DLH

6h 08m1 stop

3:19 pm - 8:09 pm

DLH

SDF

3h 50m1 stop

$328United Airlines

Sat, Feb 14 - Fri, Feb 20

5:35 am - 10:43 am

SDF

DLH

6h 08m1 stop

3:19 pm - 10:13 pm

DLH

SDF

5h 54m1 stop

$335United Airlines

Sat, Feb 14 - Sat, Feb 21

5:35 am - 10:43 am

SDF

DLH

6h 08m1 stop

3:19 pm - 10:13 pm

DLH

SDF

5h 54m1 stop

$363United Airlines

Thu, Feb 12 - Thu, Feb 19

5:35 am - 10:43 am

SDF

DLH

6h 08m1 stop

3:19 pm - 8:09 pm

DLH

SDF

3h 50m1 stop

$378United Airlines

Fri, Feb 13 - Thu, Feb 19

6:23 am - 11:11 am

SDF

DLH

5h 48m1 stop

8:00 am - 3:48 pm

DLH

SDF

6h 48m1 stop

$383Delta

Wed, Feb 11 - Wed, Feb 18

2:05 pm - 10:43 am

SDF

DLH

21h 38m1 stop

3:19 pm - 8:09 pm

DLH

SDF

3h 50m1 stop

$390United Airlines

Wed, Feb 11 - Thu, Feb 19

5:35 am - 10:43 am

SDF

DLH

6h 08m1 stop

3:19 pm - 10:13 pm

DLH

SDF

5h 54m1 stop

$398United Airlines

Thu, Feb 12 - Wed, Feb 18

5:35 am - 10:43 am

SDF

DLH

6h 08m1 stop

3:19 pm - 10:13 pm

DLH

SDF

5h 54m1 stop

$413United Airlines

Fri, Feb 13 - Wed, Feb 18

United Airlines flights from Louisville to Duluth

Our best United Airlines deals on Louisville to Duluth flight tickets

United Airlines

Feb 14

SDF5:35 amLouisville Intl

6h 08m

1 stop

DLH10:43 amDuluth Intl

Feb 20

DLH3:19 pmDuluth Intl

3h 50m

1 stop

SDF8:09 pmLouisville Intl

$328

Find similar

United Airlines

Feb 14

SDF5:35 amLouisville Intl

6h 08m

1 stop

DLH10:43 amDuluth Intl

Feb 21

DLH3:19 pmDuluth Intl

5h 54m

1 stop

SDF10:13 pmLouisville Intl

$335

Find similar

United Airlines

Feb 12

SDF5:35 amLouisville Intl

6h 08m

1 stop

DLH10:43 amDuluth Intl

Feb 19

DLH3:19 pmDuluth Intl

5h 54m

1 stop

SDF10:13 pmLouisville Intl

$363

Find similar

Delta flights from Louisville to Duluth

Our best Delta deals on Louisville to Duluth flight tickets

Delta

Feb 11

SDF6:23 amLouisville Intl

5h 48m

1 stop

DLH11:11 amDuluth Intl

Feb 20

DLH8:00 amDuluth Intl

6h 48m

1 stop

SDF3:48 pmLouisville Intl

$258

Find similar

Delta

Feb 11

SDF6:23 amLouisville Intl

5h 48m

1 stop

DLH11:11 amDuluth Intl

Feb 19

DLH12:15 pmDuluth Intl

7h 59m

2 stops

SDF9:14 pmLouisville Intl

$309

Find similar

Delta

Feb 11

SDF6:23 amLouisville Intl

5h 48m

1 stop

DLH11:11 amDuluth Intl

Feb 24

DLH4:14 pmDuluth Intl

5h 51m

1 stop

SDF11:05 pmLouisville Intl

$383

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Wed 2/11

6:23 am-11:11 am

1 stop5h 48m

Duluth Intl

Fri 2/20

8:00 am-3:48 pm

1 stop6h 48m

$258

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Wed 2/11

6:23 am-11:11 am

1 stop5h 48m

Duluth Intl

Thu 2/19

12:15 pm-9:14 pm

2 stops7h 59m

$309

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Sat 2/14

5:35 am-10:43 am

1 stop6h 08m

Duluth Intl

Fri 2/20

3:19 pm-8:09 pm

1 stop3h 50m

$328

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Sat 2/14

5:35 am-10:43 am

1 stop6h 08m

Duluth Intl

Sat 2/21

3:19 pm-10:13 pm

1 stop5h 54m

$335

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Thu 2/12

5:35 am-10:43 am

1 stop6h 08m

Duluth Intl

Thu 2/19

3:19 pm-10:13 pm

1 stop5h 54m

$363

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Fri 2/13

5:35 am-10:43 am

1 stop6h 08m

Duluth Intl

Thu 2/19

3:19 pm-8:09 pm

1 stop3h 50m

$378

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Wed 2/11

6:23 am-11:11 am

1 stop5h 48m

Duluth Intl

Wed 2/18

8:00 am-3:48 pm

1 stop6h 48m

$383

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Wed 2/11

2:05 pm-10:43 am

1 stop21h 38m

Duluth Intl

Thu 2/19

3:19 pm-8:09 pm

1 stop3h 50m

$390

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Thu 2/12

5:35 am-10:43 am

1 stop6h 08m

Duluth Intl

Wed 2/18

3:19 pm-10:13 pm

1 stop5h 54m

$398

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Fri 2/13

5:35 am-10:43 am

1 stop6h 08m

Duluth Intl

Wed 2/18

3:19 pm-10:13 pm

1 stop5h 54m

$413

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Louisville to Duluth

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Duluth?

The cheapest day to depart from Louisville to Duluth is on a Thursday when prices can be found for as low as $273. On the other hand, Saturday is the most expensive day to depart from Louisville because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $292.

When to book flights from Louisville to Duluth

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Duluth according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Louisville to Duluth (SDF to DLH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Duluth

Fastest flight time	4h 20m
Direct flights	None

The fastest flight from Louisville to Duluth takes 4h 20m

There are no direct flights from Louisville to Duluth. There are no popular flight routes from Louisville to Duluth.

Search flight deals

How far is Louisville Intl to Duluth Intl by plane?
The distance between Louisville Intl and Duluth Intl is about 671.6 mi. By plane, this route typically takes 4h 20m.
When did momondo last update prices for flights from Louisville Intl Airport to Duluth Intl Airport?
Prices for flights from Louisville Intl Airport to Duluth Intl Airport were last updated today.
How old do you have to be to fly from Louisville Intl Airport to Duluth Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Duluth Intl Airport.
What documentation or ID do you need to fly to Duluth Intl Airport?
The necessary travel and health documents for your Duluth Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Two Harbors

Hayward

Superior

Cloquet

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Duluth?

Finding the right flight to Duluth from Louisville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Duluth quick and easy, saving you time and money.

Can I find flights from Louisville to Duluth with flexible booking policies on momondo?

All flight searches from Louisville to Duluth on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Louisville to Duluth?

Once you have performed a search for Louisville to Duluth flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Louisville to Duluth right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Duluth from Louisville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.