Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Louisville to Duluth from $263

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Duluth departing on 6/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Louisville to Duluth

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:50 am - 11:01 am
SDF
-
DLH
5h 11m
1 stop
Delta Logo
11:41 am - 7:11 pm
DLH
-
SDF
6h 30m
1 stop
$343Delta
Thu, Aug 13 - Mon, Aug 17
Delta Logo
7:51 pm - 10:50 pm
SDF
-
DLH
3h 59m
1 stop
Delta Logo
4:30 pm - 11:56 pm
DLH
-
SDF
6h 26m
1 stop
$538Delta
Thu, Jun 11 - Mon, Jun 15
United Airlines Logo
5:15 am - 10:42 am
SDF
-
DLH
6h 27m
1 stop
United Airlines Logo
6:23 pm - 11:59 pm
DLH
-
SDF
4h 36m
1 stop
$674United Airlines
Thu, Aug 13 - Mon, Aug 17
United Airlines Logo
7:47 pm - 11:23 pm
SDF
-
DLH
4h 36m
1 stop
United Airlines Logo
11:18 am - 2:37 pm
DLH
-
SDF
26h 19m
2 stops
$844United Airlines
Thu, Jun 11 - Mon, Jun 15
United Airlines Logo
6:00 am - 2:29 pm
SDF
-
DLH
9h 29m
2 stops
United Airlines Logo
11:18 am - 7:07 pm
DLH
-
SDF
6h 49m
1 stop
$918United Airlines
Thu, Aug 13 - Mon, Aug 17
United Airlines Logo
6:00 am - 11:23 pm
SDF
-
DLH
18h 23m
2 stops
United Airlines Logo
11:18 am - 2:37 pm
DLH
-
SDF
26h 19m
2 stops
$946United Airlines
Thu, Jun 11 - Mon, Jun 15
Delta Logo
7:55 am - 3:31 pm
SDF
-
DLH
8h 36m
2 stops
Delta Logo
11:41 am - 9:19 pm
DLH
-
SDF
8h 38m
2 stops
$1,705Delta
Thu, Aug 13 - Mon, Aug 17

Delta flights from Louisville to Duluth

Our best Delta deals on Louisville to Duluth flight tickets
Delta
Aug 13
SDF6:50 amLouisville Intl
5h 11m
1 stop
DLH11:01 amDuluth Intl
Aug 17
DLH11:41 amDuluth Intl
6h 30m
1 stop
SDF7:11 pmLouisville Intl
$343
Delta
Jun 11
SDF7:51 pmLouisville Intl
3h 59m
1 stop
DLH10:50 pmDuluth Intl
Jun 15
DLH4:30 pmDuluth Intl
6h 26m
1 stop
SDF11:56 pmLouisville Intl
$538
Delta
Aug 13
SDF7:55 amLouisville Intl
8h 36m
2 stops
DLH3:31 pmDuluth Intl
Aug 17
DLH11:41 amDuluth Intl
8h 38m
2 stops
SDF9:19 pmLouisville Intl
$1,705

United Airlines flights from Louisville to Duluth

Our best United Airlines deals on Louisville to Duluth flight tickets
United Airlines
Aug 13
SDF5:15 amLouisville Intl
6h 27m
1 stop
DLH10:42 amDuluth Intl
Aug 17
DLH6:23 pmDuluth Intl
4h 36m
1 stop
SDF11:59 pmLouisville Intl
$674
United Airlines
Jun 11
SDF7:47 pmLouisville Intl
4h 36m
1 stop
DLH11:23 pmDuluth Intl
Jun 15
DLH11:18 amDuluth Intl
26h 19m
2 stops
SDF2:37 pmLouisville Intl
$844
United Airlines
Aug 13
SDF6:00 amLouisville Intl
9h 29m
2 stops
DLH2:29 pmDuluth Intl
Aug 17
DLH11:18 amDuluth Intl
6h 49m
1 stop
SDF7:07 pmLouisville Intl
$918

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated May 31, 2026.
Use the filters below to find and compare flights from Louisville to Duluth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Thu 8/13

6:50 am-11:01 am

1 stop5h 11m

Duluth Intl

Mon 8/17

11:41 am-7:11 pm

1 stop6h 30m

$343
Quickest round-trip

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Thu 6/11

7:51 pm-10:50 pm

1 stop3h 59m

Duluth Intl

Mon 6/15

4:30 pm-11:56 pm

1 stop6h 26m

$538

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Thu 8/13

5:15 am-10:42 am

1 stop6h 27m

Duluth Intl

Mon 8/17

6:23 pm-11:59 pm

1 stop4h 36m

$674

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Thu 6/11

7:47 pm-11:23 pm

1 stop4h 36m

Duluth Intl

Mon 6/15

11:18 am-2:37 pm

2 stops26h 19m

$844

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Thu 8/13

6:00 am-2:29 pm

2 stops9h 29m

Duluth Intl

Mon 8/17

11:18 am-7:07 pm

1 stop6h 49m

$918

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Thu 6/11

6:00 am-11:23 pm

2 stops18h 23m

Duluth Intl

Mon 6/15

11:18 am-2:37 pm

2 stops26h 19m

$946

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Thu 8/13

7:55 am-3:31 pm

2 stops8h 36m

Duluth Intl

Mon 8/17

11:41 am-9:19 pm

2 stops8h 38m

$1,705
Cheapest one-way

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Fri 6/26

7:55 pm-11:23 pm

1 stop4h 28m

$263
Quickest one-way

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Sat 6/27

4:28 pm-7:24 pm

1 stop3h 56m

$452

LouisvilleDuluth

SDF - DLH

SDFDLH

Louisville Intl

Sat 6/27

6:00 am-10:43 am

2 stops29h 43m

$490

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

See travel insights to Duluth from

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 airline that flies from Louisville Intl to Duluth Intl?

United Airlines is the most popular carrier operating from Louisville Intl to Duluth Intl

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

3h 59m

Direct flights

None
The fastest flight from Louisville to Duluth takes 3h 59m
There are no direct flights from Louisville to Duluth. There are no popular flight routes from Louisville to Duluth.
Search flight deals

Frequently asked questions about flying from Louisville to Duluth

  • 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 3h 59m.

  • 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 many operators does momondo search for flights from Louisville Intl Airport to Duluth Intl Airport?

  • 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.

  • What is the most popular airline from Louisville to Duluth?

Best airlines flying from Louisville to Duluth

Compare and see reviews for airlines that fly from Louisville to Duluth with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $313Free CancellationRating
7.4
9,768 reviews
Search United Airlines flights

Traveling to a place near Duluth?

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

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.

An easier way to manage your Duluth trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 6/30
Tue 7/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States