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Cheap flights from Denver to Louisville from $109

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Louisville departing on 10/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Denver to Louisville

Cheap round-trip flights

Logo
10:29 pm - 3:20 pmDEN-SDF
14h 51m1 stop
Logo
4:20 pm - 4:00 amSDF-DEN
13h 40m1 stop
$202
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Wed, Sep 10 - Mon, Sep 15
Logo
10:29 pm - 3:20 pmDEN-SDF
14h 51m1 stop
Logo
4:20 pm - 4:00 amSDF-DEN
13h 40m1 stop
$210
Find Deal
Wed, Sep 10 - Mon, Sep 15
Logo
10:29 pm - 3:20 pmDEN-SDF
14h 51m1 stop
Logo
4:20 pm - 4:00 amSDF-DEN
13h 40m1 stop
$211
Find Deal
Wed, Sep 10 - Mon, Sep 15
Southwest Logo
11:40 am - 4:10 pmDEN-SDF
2h 30mnonstop
Southwest Logo
6:05 am - 7:00 amSDF-DEN
2h 55mnonstop
$247Southwest
Find Deal
Sat, Nov 1 - Tue, Nov 4
United Airlines Logo
1:25 pm - 8:44 pmDEN-SDF
5h 19m1 stop
United Airlines Logo
3:15 pm - 4:24 pmSDF-DEN
3h 09mnonstop
$257United Airlines
Find Deal
Sat, Nov 1 - Tue, Nov 4
Southwest Logo
7:10 pm - 11:35 pmDEN-SDF
2h 25mnonstop
Southwest Logo
6:50 am - 12:30 pmSDF-DEN
7h 40m2 stops
$262Southwest
Find Deal
Wed, Oct 22 - Sat, Oct 25
United Airlines Logo
2:45 pm - 10:30 pmDEN-SDF
5h 45m1 stop
United Airlines Logo
3:37 pm - 10:00 pmSDF-DEN
8h 23m1 stop
$267United Airlines
Find Deal
Wed, Oct 1 - Sat, Oct 4
Delta Logo
5:45 am - 1:42 pmDEN-SDF
5h 57m1 stop
Delta Logo
5:56 pm - 9:52 pmSDF-DEN
5h 56m1 stop
$293Delta
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Wed, Oct 1 - Sat, Oct 4
American Airlines Logo
7:21 am - 5:23 pmDEN-SDF
8h 02m1 stop
American Airlines Logo
9:57 am - 4:42 pmSDF-DEN
8h 45m1 stop
$295American Airlines
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Tue, Oct 7 - Wed, Oct 8
American Airlines Logo
7:21 am - 5:23 pmDEN-SDF
8h 02m1 stop
American Airlines Logo
9:57 am - 8:27 pmSDF-DEN
12h 30m1 stop
$301American Airlines
Find Deal
Tue, Oct 7 - Wed, Oct 8

Southwest flights from Denver to Louisville

Our best Southwest deals on Denver to Louisville flight tickets
Southwest
Nov 1
DEN11:40 amDenver Intl
2h 30m
SDF4:10 pmLouisville Intl
Nov 4
SDF6:05 amLouisville Intl
2h 55m
DEN7:00 amDenver Intl
$247
Find similar
Southwest
Oct 22
DEN7:10 pmDenver Intl
2h 25m
SDF11:35 pmLouisville Intl
Oct 25
SDF6:50 amLouisville Intl
7h 40m
2 stops
DEN12:30 pmDenver Intl
$262
Find similar
Southwest
Nov 1
DEN8:15 amDenver Intl
4h 50m
1 stop
SDF3:05 pmLouisville Intl
Nov 4
SDF6:45 amLouisville Intl
8h 45m
2 stops
DEN1:30 pmDenver Intl
$272
Find similar

United Airlines flights from Denver to Louisville

Our best United Airlines deals on Denver to Louisville flight tickets
United Airlines
Nov 1
DEN1:25 pmDenver Intl
5h 19m
1 stop
SDF8:44 pmLouisville Intl
Nov 4
SDF3:15 pmLouisville Intl
3h 09m
DEN4:24 pmDenver Intl
$257
Find similar
United Airlines
Oct 1
DEN2:45 pmDenver Intl
5h 45m
1 stop
SDF10:30 pmLouisville Intl
Oct 4
SDF3:37 pmLouisville Intl
8h 23m
1 stop
DEN10:00 pmDenver Intl
$267
Find similar
United Airlines
Oct 10
DEN5:45 pmDenver Intl
2h 45m
SDF10:30 pmLouisville Intl
Oct 14
SDF3:30 pmLouisville Intl
2h 58m
DEN4:28 pmDenver Intl
$287
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Denver 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, momondo users made 832,500 searches. Data last updated August 27, 2025.
Use the filters below to find and compare flights from Denver to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Wed 9/10

10:29 pm-3:20 pm

1 stop14h 51m

Louisville Intl

Mon 9/15

4:20 pm-4:00 am

1 stop13h 40m

$202

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Wed 9/10

10:29 pm-3:20 pm

1 stop14h 51m

Louisville Intl

Mon 9/15

4:20 pm-4:00 am

1 stop13h 40m

$210

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Wed 9/10

10:29 pm-3:20 pm

1 stop14h 51m

Louisville Intl

Mon 9/15

4:20 pm-4:00 am

1 stop13h 40m

$211

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Sat 11/1

11:40 am-4:10 pm

Nonstop2h 30m

Louisville Intl

Tue 11/4

6:05 am-7:00 am

Nonstop2h 55m

$247

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Sat 11/1

1:25 pm-8:44 pm

1 stop5h 19m

Louisville Intl

Tue 11/4

3:15 pm-4:24 pm

Nonstop3h 09m

$257

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Wed 10/22

7:10 pm-11:35 pm

Nonstop2h 25m

Louisville Intl

Sat 10/25

6:50 am-12:30 pm

2 stops7h 40m

$262

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Wed 10/1

2:45 pm-10:30 pm

1 stop5h 45m

Louisville Intl

Sat 10/4

3:37 pm-10:00 pm

1 stop8h 23m

$267

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Wed 10/1

5:45 am-1:42 pm

1 stop5h 57m

Louisville Intl

Sat 10/4

5:56 pm-9:52 pm

1 stop5h 56m

$293

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Tue 10/7

7:21 am-5:23 pm

1 stop8h 02m

Louisville Intl

Wed 10/8

9:57 am-4:42 pm

1 stop8h 45m

$295

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Tue 10/7

7:21 am-5:23 pm

1 stop8h 02m

Louisville Intl

Wed 10/8

9:57 am-8:27 pm

1 stop12h 30m

$301

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Louisville from

How to get the cheapest flight ticket from Denver to Louisville

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 month to fly to Louisville?

If you are unable to visit Louisville during the month of March, then departing from Denver during the month February is also very affordable. Most momondo users find prices during this month for around $427.

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

On average, the least expensive day to fly to Louisville from Denver is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $436. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Denver to Louisville on a Wednesday will generally be more expensive and average around $503. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Louisville?

Our data shows that the cheapest Denver to Louisville flights are usually those with departure times in the evening. Our users have found flights to Louisville in the evening for as low as $398. At noon is when there is more demand to fly to Louisville, so prices are often more expensive at around $634 per ticket.

What is the cheapest Denver Intl to Louisville Intl flight route?

Fly from Denver Intl to Louisville Intl for the best Denver Intl - Louisville Intl flight prices

How far in advance should I book a flight to Louisville?

You are more likely to see cheaper flights to Louisville from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around $466 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisville from Denver for as low as $292 on momondo.

What cabin class options are available on Denver Intl to Louisville Intl flights?

There are 3 cabin classes available to choose from on Denver Intl to Louisville Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Denver to Louisville flight prices changed over time?

As of August 2025, prices for Denver to Louisville flights are approximately 52% more expensive when compared to flights at the same time last year.

When to book flights from Denver to Louisville

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

Cheap Denver to Louisville (DEN to SDF) flight deals and tips

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

Best Price Found

$178

Fastest flight time

2h 25m

Direct flights

Every day

Airports in Louisville

1 airport
The best one-way flight to Louisville from Denver in the past 72 hours is $178. The best round-trip flight deal from Denver to Louisville found on momondo in the last 72 hours is $377.
The fastest flight from Denver to Louisville takes 2h 25m
Direct flights go from Denver to Louisville every day.
There is 1 airport near Louisville: Louisville Intl (SDF)
Search flight deals

  • How far is Denver Intl to Louisville Intl by plane?

    A flight from Denver Intl to Louisville Intl will travel around 1035.1 mi. Flights usually cover this in 2h 25m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Louisville Intl Airport.

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

    The required travel and health documents for your Louisville Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Louisville Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Denver to Louisville?

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

Best airlines flying from Denver to Louisville

Compare and see reviews for airlines that fly from Denver to Louisville with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $182Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $266Free CancellationRating
7.9
7,977 reviews
Search Delta flights
United AirlinesPriceFrom $298Free CancellationRating
7.4
8,945 reviews
Search United Airlines flights
SouthwestPriceFrom $300Free CancellationRating
8.0
4,241 reviews
Search Southwest flights

  • Southwest Flights From Denver to Louisville

    Southwest operates around 7 flights from Denver to Louisville every week. The average price of these flights found in the last 72 hours has been $435, but momondo users have found Southwest deals from Denver to Louisville from as low as $300 round-trip. Southwest has been scored 8.0/10 in 4,241 reviews.

  • United Airlines Flights From Denver to Louisville

    The best United Airlines deal for Denver to Louisville flight tickets found on momondo in the last 72 hours was $298, round-trip. It should be noted that an average United Airlines flight deal for this route in this time was higher, at $489 round-trip. United Airlines operates 14 flights out of Denver into Louisville in an average week, so prices vary by time and availability. 8,945 United Airlines reviews by users on momondo have scored the airline at 7.4/10.

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
French Lick
Elizabethtown
Bardstown
West Baden Springs
Jeffersonville
Shepherdsville
New Albany
Corydon
Elizabeth
Charlestown
Springfield
Brandenburg
Georgetown

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Denver to Louisville for you.

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

Flights from Denver to Louisville with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Denver to Louisville.

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

Yes momondo offers price alerts on flights to Louisville from Denver. 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.

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