What is the cheapest airline that flies from Louisville Intl to Detroit?

Southwest and United Airlines are the most popular carriers operating from Louisville Intl to Detroit

How many flights depart from Louisville to Detroit on average per week?

The number of flights available between Louisville and Detroit is 94 per week as of April 2026. The most frequent departure day is Tue, with 16% of weekly flights leaving on this day.

How many flights depart from Louisville to Detroit on average per day?

13 flights are operational daily from Louisville to Detroit as of April 2026. The most popular departure time for this route is 10:00AM, with 53% of flights per day taking off at noon.

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

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

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

As of April 2026, there is 1 operator available to choose from for flights from Louisville Intl Airport to Detroit.

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

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 Detroit.

What documentation or ID do you need to fly to Detroit?

The necessary travel and health documents for your Detroit 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.

$109 Cheap Flights from Louisville to Detroit in 2026

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Find the cheapest flights from Louisville to Detroit

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:48 pm - 9:03 am

SDF

DTW

13h 15m

1 stop

5:42 pm - 9:28 am

DTW

SDF

15h 46m

1 stop

$223Multiple Airlines

Fri, May 8 - Sun, May 10

7:48 pm - 9:03 am

SDF

DTW

13h 15m

1 stop

5:42 pm - 9:28 am

DTW

SDF

15h 46m

1 stop

$232Multiple Airlines

Fri, May 8 - Sun, May 10

7:48 pm - 2:52 pm

SDF

DTW

19h 04m

2 stops

5:42 pm - 9:28 am

DTW

SDF

15h 46m

1 stop

$246Multiple Airlines

Fri, May 8 - Sun, May 10

7:48 pm - 11:53 pm

SDF

DTW

28h 05m

1 stop

1:31 pm - 8:36 am

DTW

SDF

19h 05m

2 stops

$250Multiple Airlines

Mon, May 4 - Tue, May 12

7:48 pm - 1:42 pm

SDF

DTW

17h 54m

2 stops

5:42 pm - 9:28 am

DTW

SDF

15h 46m

1 stop

$256Multiple Airlines

Fri, May 8 - Sun, May 10

10:33 am - 12:39 am

SDF

DTW

14h 06m

2 stops

12:54 pm - 9:03 am

DTW

SDF

20h 09m

1 stop

$287Multiple Airlines

Sat, May 9 - Wed, May 13

8:06 pm - 1:04 pm

SDF

DTW

16h 58m

2 stops

6:00 am - 9:28 am

DTW

SDF

27h 28m

1 stop

$293Multiple Airlines

Wed, May 13 - Wed, May 20

10:33 am - 7:52 am

SDF

DTW

21h 19m

2 stops

6:30 am - 9:28 am

DTW

SDF

26h 58m

2 stops

$300Spirit Airlines

Fri, May 8 - Sun, May 10

10:33 am - 7:52 am

SDF

DTW

21h 19m

2 stops

6:30 am - 9:28 am

DTW

SDF

26h 58m

2 stops

$307Spirit Airlines

Fri, May 8 - Sun, May 10

10:33 am - 9:03 am

SDF

DTW

22h 30m

1 stop

12:54 pm - 9:03 am

DTW

SDF

20h 09m

1 stop

$310Multiple Airlines

Sat, May 9 - Wed, May 13

Southwest flights from Louisville to Detroit

Our best Southwest deals on Louisville to Detroit flight tickets

Southwest

May 5

SDF6:20 amLouisville Intl

5h 40m

1 stop

DTW12:00 pmDetroit Metropolitan Wayne County

May 12

DTW4:10 pmDetroit Metropolitan Wayne County

4h 55m

1 stop

SDF9:05 pmLouisville Intl

$325

Southwest

May 5

SDF3:30 pmLouisville Intl

5h 45m

2 stops

DTW9:15 pmDetroit Metropolitan Wayne County

May 12

DTW4:10 pmDetroit Metropolitan Wayne County

4h 55m

1 stop

SDF9:05 pmLouisville Intl

$330

Southwest

May 5

SDF6:20 amLouisville Intl

9h 15m

2 stops

DTW3:35 pmDetroit Metropolitan Wayne County

May 12

DTW1:40 pmDetroit Metropolitan Wayne County

7h 25m

2 stops

SDF9:05 pmLouisville Intl

$335

Delta flights from Louisville to Detroit

Our best Delta deals on Louisville to Detroit flight tickets

Delta

Apr 24

SDF6:08 pmLouisville Intl

1h 24m

DTW7:32 pmDetroit Metropolitan Wayne County

Apr 24

DTW9:35 pmDetroit Metropolitan Wayne County

15h 30m

1 stop

SDF1:05 pmLouisville Intl

$422

Delta

Jul 24

SDF7:50 amLouisville Intl

1h 26m

DTW9:16 amDetroit Metropolitan Wayne County

Jul 26

DTW7:45 pmDetroit Metropolitan Wayne County

1h 27m

SDF9:12 pmLouisville Intl

$439

Delta

Jul 24

SDF4:47 pmLouisville Intl

6h 07m

1 stop

DTW10:54 pmDetroit Metropolitan Wayne County

Jul 26

DTW8:25 amDetroit Metropolitan Wayne County

1h 29m

SDF9:54 amLouisville Intl

$449

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Fri 5/8

7:48 pm-9:03 am

1 stop13h 15m

Detroit Metropolitan Wayne County

Sun 5/10

5:42 pm-9:28 am

1 stop15h 46m

$223

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Fri 5/8

7:48 pm-9:03 am

1 stop13h 15m

Detroit Metropolitan Wayne County

Sun 5/10

5:42 pm-9:28 am

1 stop15h 46m

$232

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Fri 5/8

7:48 pm-2:52 pm

2 stops19h 04m

Detroit Metropolitan Wayne County

Sun 5/10

5:42 pm-9:28 am

1 stop15h 46m

$246

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Mon 5/4

7:48 pm-11:53 pm

1 stop28h 05m

Detroit Metropolitan Wayne County

Tue 5/12

1:31 pm-8:36 am

2 stops19h 05m

$250

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Fri 5/8

7:48 pm-1:42 pm

2 stops17h 54m

Detroit Metropolitan Wayne County

Sun 5/10

5:42 pm-9:28 am

1 stop15h 46m

$256

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Sat 5/9

10:33 am-12:39 am

2 stops14h 06m

Detroit Metropolitan Wayne County

Wed 5/13

12:54 pm-9:03 am

1 stop20h 09m

$287

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Wed 5/13

8:06 pm-1:04 pm

2 stops16h 58m

Detroit Metropolitan Wayne County

Wed 5/20

6:00 am-9:28 am

1 stop27h 28m

$293

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Fri 5/8

10:33 am-7:52 am

2 stops21h 19m

Detroit Metropolitan Wayne County

Sun 5/10

6:30 am-9:28 am

2 stops26h 58m

$300

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Fri 5/8

10:33 am-7:52 am

2 stops21h 19m

Detroit Metropolitan Wayne County

Sun 5/10

6:30 am-9:28 am

2 stops26h 58m

$307

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Sat 5/9

10:33 am-9:03 am

1 stop22h 30m

Detroit Metropolitan Wayne County

Wed 5/13

12:54 pm-9:03 am

1 stop20h 09m

$310

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisville to Detroit

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

Prices

Airlines

Other information

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

On average, the least expensive day to fly to Detroit from Louisville is on a Saturday. momondo users have found tickets for Saturday departures for as low as $471. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Louisville to Detroit for around $772.

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

In the morning is the cheapest time of day to fly from Louisville to Detroit when you can find flight prices for as low as $525. Flying to Detroit in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $792 on average. Flights to Detroit from Louisville at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Louisville Intl to Detroit flight route?

Fly from Louisville Intl to Detroit Metropolitan Wayne County for the best Louisville Intl - Detroit flight prices

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

There are 4 cabin classes available to choose from on Louisville Intl to Detroit flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Louisville to Detroit flights?

You could potentially save up to 54% on your flight if you consider stops on a Louisville to Detroit flight.

When to book flights from Louisville to Detroit

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

Estimated round-trip price

Cheap Louisville to Detroit (SDF to DTT) flight deals and tips

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

Best Price Found	$212
Fastest flight time	1h 20m
Direct flights	Mon, Tue, Thu, Fri, Sat and Sun
Airports in Detroit	1 airport

The best one-way flight to Detroit from Louisville in the past 72 hours is $212. The best round-trip flight deal from Louisville to Detroit found on momondo in the last 72 hours is $433.

The fastest flight from Louisville to Detroit takes 1h 20m

Direct flights go from Louisville to Detroit on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

There is 1 airport in Detroit. From Louisville there are direct flights to Detroit Metropolitan Wayne County (DTW).

Search flight deals

Frequently asked questions about flying from Louisville to Detroit

How far is Louisville Intl to Detroit by plane?
There are 316.1 mi between Louisville Intl and Detroit. A reasonable flight in good conditions will take 1h 20m.
When did momondo last update prices for flights from Louisville Intl Airport to Detroit?
Prices for flights from Louisville Intl Airport to Detroit were last updated today.
How many operators does momondo search for flights from Louisville Intl Airport to Detroit?
As of April 2026, there is 1 operator available to choose from for flights from Louisville Intl Airport to Detroit.
How old do you have to be to fly from Louisville Intl Airport to Detroit?
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 Detroit.
What documentation or ID do you need to fly to Detroit?
The necessary travel and health documents for your Detroit 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 plane model from Louisville to Detroit?
Based on momondo bookings for flights between Louisville and Detroit, the leading plane model is Embraer 175, making up 22.76% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet 900 with 13.01%, Boeing 737 MAX 8 with 12.20%, and Boeing 737-800 Passenger/BBJ2 (winglets) with 11.38%.
What is the most popular airline from Louisville to Detroit?
momondo data reveals that the most frequently booked airline on the route from Louisville to Detroit is Delta, representing 100% of all bookings.

Best airlines flying from Louisville to Detroit

Compare and see reviews for airlines that fly from Louisville to Detroit with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $269	Free Cancellation	Rating 7.9 8,406 reviews		Search Delta flights

Delta Flights From Louisville to Detroit
Delta flies from Louisville to Detroit around 25 times per week, with 8,406 momondo users rating the airline 7.9/10. The cheapest Delta deal from Louisville to Detroit in the last 72 hours was $269 (round-trip), much lower than the average airfare cost of $519 for Delta flights on this route.

Roseville

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Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Louisville to Detroit. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Detroit from Louisville with this policy.

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

Once all potential Louisville to Detroit flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Louisville to Detroit flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.